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CN115386322A - Self-healing butyl rubber anti-sticking and anti-sticking material and preparation method thereof, self-healing butyl rubber anti-sticking and anti-sticking layer and pre-paved high-polymer waterproof coiled material - Google Patents

Self-healing butyl rubber anti-sticking and anti-sticking material and preparation method thereof, self-healing butyl rubber anti-sticking and anti-sticking layer and pre-paved high-polymer waterproof coiled material Download PDF

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Publication number
CN115386322A
CN115386322A CN202211000729.XA CN202211000729A CN115386322A CN 115386322 A CN115386322 A CN 115386322A CN 202211000729 A CN202211000729 A CN 202211000729A CN 115386322 A CN115386322 A CN 115386322A
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China
Prior art keywords
healing
self
butyl rubber
sticking
layer
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Application number
CN202211000729.XA
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Chinese (zh)
Inventor
谭宁
梁卫业
曾益龙
李锦辉
陈楠
赵嘉鑫
黄宇豪
刘振华
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Beijing Oriental Yuhong Waterproof Technology Co Ltd
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Beijing Oriental Yuhong Waterproof Technology Co Ltd
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Priority to CN202211000729.XA priority Critical patent/CN115386322A/en
Publication of CN115386322A publication Critical patent/CN115386322A/en
Pending legal-status Critical Current

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    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09JADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J123/00Adhesives based on homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Adhesives based on derivatives of such polymers
    • C09J123/02Adhesives based on homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Adhesives based on derivatives of such polymers not modified by chemical after-treatment
    • C09J123/18Homopolymers or copolymers of hydrocarbons having four or more carbon atoms
    • C09J123/20Homopolymers or copolymers of hydrocarbons having four or more carbon atoms having four to nine carbon atoms
    • C09J123/22Copolymers of isobutene; Butyl rubber ; Homo- or copolymers of other iso-olefines
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09JADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J11/00Features of adhesives not provided for in group C09J9/00, e.g. additives
    • C09J11/02Non-macromolecular additives
    • C09J11/04Non-macromolecular additives inorganic
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09JADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J11/00Features of adhesives not provided for in group C09J9/00, e.g. additives
    • C09J11/08Macromolecular additives
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09JADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J7/00Adhesives in the form of films or foils
    • C09J7/30Adhesives in the form of films or foils characterised by the adhesive composition
    • C09J7/38Pressure-sensitive adhesives [PSA]
    • C09J7/381Pressure-sensitive adhesives [PSA] based on macromolecular compounds obtained by reactions involving only carbon-to-carbon unsaturated bonds
    • C09J7/383Natural or synthetic rubber
    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02DFOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D31/00Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution
    • E02D31/02Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution against ground humidity or ground water
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00Use of inorganic substances as compounding ingredients
    • C08K3/18Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/20Oxides; Hydroxides
    • C08K3/22Oxides; Hydroxides of metals
    • C08K2003/2206Oxides; Hydroxides of metals of calcium, strontium or barium
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00Use of inorganic substances as compounding ingredients
    • C08K3/18Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/24Acids; Salts thereof
    • C08K3/26Carbonates; Bicarbonates
    • C08K2003/265Calcium, strontium or barium carbonate
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K2201/00Specific properties of additives
    • C08K2201/014Additives containing two or more different additives of the same subgroup in C08K
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09JADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J2203/00Applications of adhesives in processes or use of adhesives in the form of films or foils
    • C09J2203/346Applications of adhesives in processes or use of adhesives in the form of films or foils for building applications e.g. wrap foil
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09JADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J2301/00Additional features of adhesives in the form of films or foils
    • C09J2301/10Additional features of adhesives in the form of films or foils characterized by the structural features of the adhesive tape or sheet
    • C09J2301/12Additional features of adhesives in the form of films or foils characterized by the structural features of the adhesive tape or sheet by the arrangement of layers
    • C09J2301/122Additional features of adhesives in the form of films or foils characterized by the structural features of the adhesive tape or sheet by the arrangement of layers the adhesive layer being present only on one side of the carrier, e.g. single-sided adhesive tape
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09JADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J2301/00Additional features of adhesives in the form of films or foils
    • C09J2301/30Additional features of adhesives in the form of films or foils characterized by the chemical, physicochemical or physical properties of the adhesive or the carrier
    • C09J2301/302Additional features of adhesives in the form of films or foils characterized by the chemical, physicochemical or physical properties of the adhesive or the carrier the adhesive being pressure-sensitive, i.e. tacky at temperatures inferior to 30°C
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09JADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J2301/00Additional features of adhesives in the form of films or foils
    • C09J2301/40Additional features of adhesives in the form of films or foils characterized by the presence of essential components
    • C09J2301/408Additional features of adhesives in the form of films or foils characterized by the presence of essential components additives as essential feature of the adhesive layer

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
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  • Environmental & Geological Engineering (AREA)
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  • Hydrology & Water Resources (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
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  • General Engineering & Computer Science (AREA)
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Abstract

The invention belongs to the field of building waterproofing, and particularly relates to a self-healing butyl rubber anti-sticking and anti-sticking material, a preparation method thereof, a self-healing butyl rubber anti-sticking layer and a pre-paved high-molecular waterproof coiled material. The self-healing butyl rubber anti-sticking viscose material mainly comprises the following raw materials: butyl rubber, filler, tackifying resin, an expanding agent, a crystallization precipitator and a complexing agent. The self-healing butyl rubber anti-sticking layer is not adhered to the bottom film, an isolating film is not needed in the storage and transportation processes, and people can walk in the construction process without covering inorganic particles or coatings.

Description

Self-healing butyl rubber anti-sticking and anti-sticking material and preparation method thereof, self-healing butyl rubber anti-sticking and anti-sticking layer and pre-paved high-polymer waterproof coiled material
Technical Field
The invention belongs to the field of building waterproofing, and particularly relates to a self-healing butyl rubber anti-sticking and anti-sticking material and a preparation method thereof, a self-healing butyl rubber anti-sticking layer and a pre-paved high-molecular waterproof coiled material.
Background
The existing land resources can not meet the pressure of township to expand human living and activity places for cities. Therefore, developing and utilizing underground space resources is a necessary option to currently address the scarcity of land resources. The most reasonable application of underground space resources is to effectively develop underground commercial facilities, underground parking lots, underground traffic, comprehensive pipe galleries and the like. However, a major problem which plagues experts and users for decades is the quality of waterproofing of the bottom plate and the side wall without the construction space.
The waterproof roll with self-adhered high molecular film has multilayer structure and includes main waterproof layer, pressure sensitive adhesive layer and anti-adhering protecting layer. The waterproof roll can form complete and continuous full bonding with post-cast concrete after the waterproof roll is cured, can effectively prevent lateral water channeling, prevents water from permeating into and around the structure through transverse migration, and durably and effectively protects the service life of the structure. Even if a breach or a lay error occurs, the fully bonded coil ensures that moisture does not migrate between the coil and the concrete under hydrostatic pressure, thereby reducing the catastrophic risk of a water failure.
Because the pre-paved anti-sticking waterproof roll must be fully stuck with the post-poured structural concrete, the common construction adopts single-layer paving, and the reinforcing layer treatment is not carried out at the corners. In the pre-laid coiled material construction process, the coiled material is inevitably punctured by reinforcing steel bars, broken by base stones or subjected to laying errors, and because the single-layer waterproof structure is adopted, the structural concrete at the damaged part or the wrong part for laying of the coiled material is easily exposed in the water environment. Hydrostatic pressure forces water into large pores, cracks and joints in the structural concrete, while capillary action draws water into the micropores. These are serious threats to the life of the building structure and to the comfort of the living activity of human beings.
Therefore, to having the polymer from gluing the glued membrane pre-paving waterproofing membrane of antiseized anti-adhesion layer, need to develop one kind and to have self-healing, resistant type can with post-cast concrete have the antiseized anti-adhesion protective layer of high adhesion property promptly, reach individual layer waterproofing membrane, have double-deck water proof's effect.
Disclosure of Invention
The invention aims to solve the problems that in the construction process of the conventional high-molecular waterproof coiled material, 1, structural concrete at the damaged part of the coiled material or the part with laying errors is exposed directly in a water environment because the coiled material is inevitably punctured by a steel bar, broken by base stones or laid by the stone; 2. hydrostatic pressure presses water into large pores, cracks and joints in the structural concrete while capillary action draws water into the micropores, thereby posing a serious threat to the life of the building structure and affecting the comfort of human residential activity sites. 3. The macromolecule pre-paved waterproof coiled material generally has the problem that an isolation layer or an inorganic particle is covered or an anti-sticking coating is coated on an adhesive layer to walk on the surface of the macromolecule pre-paved waterproof coiled material in the construction process.
In order to achieve the above object, a first aspect of the present invention provides a self-healing butyl rubber anti-adhesion and anti-adhesion material, which comprises the following raw materials:
10-60wt% of butyl rubber, 20-70 wt% of filler, 0-5wt% of amorphous polyolefin, 0.5-5wt% of calcium stearate, 3-30wt% of first tackifying resin, 0-10wt% of second tackifying resin, 0.1-1wt% of coupling agent, 0-10wt% of polyisobutylene, 2-20wt% of plasticizer, 0.5-10wt% of pigment, 0-2wt% of cross-linking agent, 0-3wt% of reaction active assistant, 0.05-1wt% of antioxidant, 5-10wt% of expanding agent, 1-15wt% of crystallization precipitator, 1-12wt% of complexing agent, 1-13wt% of calcium ion compensator, 0.1-1wt% of crystal growth agent, 0-1wt% of ultraviolet light stabilizer and 0-1wt% of ultraviolet absorber.
In the invention, the complexing agent and the calcium ion compensating agent in the components can perform complexing action and hydrogenation action with the terminal hydroxyl in the tackifying resin, so that the activity of the terminal hydroxyl of the tackifying resin is inhibited; the strength and the hardness of the butyl rubber layer are increased by a large amount of the filler, and meanwhile, a particle isolation layer is formed on the surface of the butyl rubber layer, so that the anti-sticking effect of the butyl rubber layer at normal temperature and low temperature is further improved; the butyl rubber lacks double bonds in the molecular structure, and the distribution density of side chain methyl groups is higher, so that the butyl rubber has the characteristic of good shock and impact energy absorption. In a wide temperature range, the butyl rubber layer can effectively absorb impact energy applied to the surface of the coiled material in the coiled material construction process.
Preferably, the filler is at least one selected from the group consisting of calcium carbonate, muscovite, quartz sand, river sand, water glass sand, slag, aluminum hydroxide, calcite, zeolite, vermiculite, bauxite, shale, feldspar, perlite, silicate, and aluminate.
Preferably, the first tackifying resin is at least one selected from the group consisting of C5 petroleum resins, C5 hydrogenated petroleum resins, and C9 hydrogenated petroleum resins.
Preferably, the coupling agent is a silane coupling agent.
Preferably, the plasticizer is at least one selected from the group consisting of naphthenic oil, white oil, DOP and chlorinated paraffin.
Preferably, the pigment is at least one selected from titanium dioxide, carbon black, iron oxide red, iron oxide blue, iron oxide yellow and iron oxide violet.
Preferably, the antioxidant is at least one selected from the group consisting of antioxidant 1010, antioxidant 168, antioxidant 1076, and antioxidant 264.
Preferably, the calcium ion compensator is calcium hydroxide.
Preferably, the crystal growth agent is lithium carbonate and/or calcium formate.
Preferably, the ultraviolet light stabilizer is at least one selected from 2,2 '-thiobis (4-tert-octylphenoloxy) nickel, tris (1,2,2,6,6-pentamethylpiperidinyl) phosphite, 4-benzoyloxy-2,2,6,6-tetramethylpiperidine, 2,4,6-tris (2' n-butoxyphenyl) -1,3,5-triazine and hexamethylphosphoric triamide.
Preferably, the ultraviolet absorber is at least one selected from the group consisting of phenyl o-hydroxybenzoate, 2- (2 ' -hydroxy-5 ' -methylphenyl) benzotriazole, 2,4-dihydroxybenzophenone, 2-hydroxy-4-methoxybenzophenone, 2-hydroxy-4-n-octoxybenzophenone, 2- (2 ' -hydroxy-3 ',5' -di-tert-phenyl) -5-chlorobenzotriazole and resorcinol monobenzoate.
Preferably, the amorphous polyolefin is APAO.
Preferably, the second tackifying resin is at least one selected from rosin resins, rosin pentaerythritol esters, rosin glycerol resins, terpene resins and phenolic resins.
Preferably, the polyisobutylene has a molecular weight of less than 5000.
Preferably, the crosslinking agent is at least one selected from the group consisting of sulfur, p-benzoquinone, di-p-benzoquinone dioxime, and zinc oxide.
Preferably, the reaction co-agent is selected from at least one of carboxylate, benzenesulfonate, lignosulfonate and citrate.
Preferably, the swelling agent is an aluminate-aluminosilicate swelling agent.
Preferably, the crystallization precipitant is sodium silicate and/or sodium carbonate.
Preferably, the complexing agent is oxalic acid and/or metasilicic acid.
The second aspect of the present invention provides a preparation method of the self-healing butyl rubber anti-adhesion backsize adhesive material, wherein the preparation method comprises:
step 1: processing butyl rubber, and then banburying with a filler, an optional amorphous polyolefin, a first tackifying resin, an optional second tackifying resin, a coupling agent, an optional polyisobutylene, a plasticizer, a pigment, an antioxidant, a swelling agent, a crystallization precipitant, a complexing agent, a calcium ion compensator, a crystal growth agent, an optional ultraviolet light stabilizer, and an optional ultraviolet absorber;
step 2: adding calcium stearate, an optional cross-linking agent and an optional reaction auxiliary agent, and continuously banburying to obtain the self-healing butyl rubber anti-sticking viscose material.
Preferably, in the step 1, the processing temperature is 100-120 ℃, and the processing time is 5-8min; the banburying time is 8-10min.
Preferably, in the step 2, the temperature of the mixed materials in the system is 60-80 ℃, and the banburying time is 4-5min.
The invention also provides a self-healing butyl rubber anti-sticking layer prepared from the self-healing butyl rubber anti-sticking material.
The fourth aspect of the present invention provides a pre-spread polymer waterproof roll, comprising:
a main body waterproof layer;
a pressure-sensitive adhesive layer coated on one surface of the main body waterproof sheet layer;
a protective layer coated on one surface of the pressure-sensitive adhesive layer;
the protective layer is the self-healing butyl rubber anti-sticking layer.
In the process of pouring concrete, the expanding agent, the crystallization precipitating agent and the optional reaction active auxiliary agent in the self-healing butyl rubber anti-sticking layer can participate in the hydration reaction of cement in the concrete, meanwhile, the expanding agent can slightly expand, an anchoring structure is formed on the surface of the self-healing butyl rubber anti-sticking layer, and the newly generated crystals enhance the strength of the anchoring structure, so that the coiled material and post-poured concrete have good bonding performance.
After the self-healing butyl rubber anti-sticking layer is used for many years, when the coiled material is damaged by microcracks and meets water, active substances such as an expanding agent, a complexing agent, a crystallization precipitator, a calcium ion compensator and the like in the self-healing butyl rubber anti-sticking layer are activated to regenerate crystalline crystals, and meanwhile, the expanding substances are expanded slightly to fill up the microporous structure, so that the coiled material has the self-healing effect.
Preferably, the material of the main waterproof layer is at least one selected from polyethylene, polypropylene, ethylene-propylene copolymer, ethylene-vinyl acetate copolymer, polyvinyl chloride, vulcanized ethylene propylene diene monomer rubber and polyurethane.
Preferably, the material of the pressure-sensitive adhesive layer is at least one selected from the group consisting of a butyl rubber adhesive, a polyisobutylene adhesive, a butyl adhesive, an acrylic adhesive, a vinyl ether adhesive, a styrene-isoprene-styrene adhesive, a polybutadiene-ethylene-butylene-styrene adhesive, a styrene-butadiene-styrene adhesive, and a styrene-butadiene rubber adhesive; preferably at least one selected from the group consisting of an adhesive of styrene-isoprene-styrene, an adhesive of polybutadiene-ethylene-butylene-styrene, and an adhesive of styrene-butadiene-styrene.
Preferably, the thickness of the main waterproof layer is 0.5-2mm;
preferably, the thickness of the pressure-sensitive adhesive layer is 100 to 500 μm;
preferably, the thickness of the protective layer is 100-350 μm;
as a preferred scheme, the thickness of the pre-paved polymer waterproof roll is 1.0-2.5mm;
preferably, the width of the pre-paved polymer waterproof roll is 50-400cm;
as a preferred scheme, the length of the pre-paved polymer waterproof roll is 10-50m;
as a further preferable scheme, the thickness of the main waterproof layer is 0.7-1.5mm;
as a further preferable aspect, the thickness of the pressure-sensitive adhesive layer is 250 to 350 μm;
as a further preferable mode, the thickness of the protective layer is 100 to 350 μm;
as a further preferable scheme, the thickness of the pre-paved polymer waterproof coiled material is 1.2-1.7mm;
as a further preferable scheme, the width of the pre-paved polymer waterproof roll is 100-240cm;
in a further preferable mode, the length of the pre-paved polymer waterproof roll is 15-25m.
The invention has the beneficial effects that:
1) The high-molecular self-adhesive film waterproof coiled material with the self-healing butyl rubber anti-adhesion and anti-reverse-adhesion protective layer has good weather resistance, and can be exposed for a long time in the construction process of the coiled material; good full-adhesion effect is formed with post-cast concrete, and the peel strength of the adhesive reaches more than 2.6N/mm; the self-healing butyl rubber anti-sticking layer is not adhered to the bottom film, an isolating film is not needed in the storage and transportation processes, and people can walk in the construction process without covering inorganic particles or coatings.
2) According to the invention, the expanding agent, the complexing agent, the crystallization precipitator and the like are added into the butyl rubber anti-adhesion layer, and in the concrete pouring process of the coiled material, the expanding agent, the complexing agent and the crystallization precipitator on the surface of the butyl rubber anti-adhesion protective layer can participate in the hydration reaction of post-poured concrete, so that the bonding strength of the coiled material and the post-poured concrete is improved.
3) The waterproof roll provided by the invention has double waterproof performance, the main waterproof layer has good puncture resistance and resistance to water pressure at the periphery of a building structure, and if a damage point exists in the service process, the crystallization precipitator and the complexing agent in the butyl rubber anti-sticking layer have good permeability, can penetrate into structural concrete to block structural pores, are activated after meeting water, and are subjected to waterproof crystallization and micro-expansion, so that the lasting waterproof performance of the waterproof layer is ensured.
4) The roll material has a breakage point, and the building structure concrete is exposed in water environment due to Ca (OH) 2 Easy dissolution to cause concrete carbonization, and a large number of holes are generated in the concrete structure, and the butyl rubber anti-adhesion layer and Ca (OH) in the invention 2 Has good reactivity and can make Ca (OH) 2 Is converted into a stable chemical substance, thereby greatly improving the water erosion resistance of the concrete.
Additional features and advantages of the invention will be set forth in the detailed description which follows.
Detailed Description
Preferred embodiments of the present invention will be described in more detail below. While the following describes preferred embodiments of the present invention, it should be understood that the present invention may be embodied in various forms and should not be limited by the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the invention to those skilled in the art.
The raw materials in the examples of the present invention are commercially available and include:
butyl rubber Exxon 268
APAO winning wound Vestoplast 408
Rosin glycerol resin Songchuan chemical RE85
Silane coupling agent south Beijing Bisii chemical Co., ltd. KH560
Naphthenic oil Xinjiang kramayi petrochemical company limited 4010
Expansive agent ASEA (American society for concrete and engineering, ltd.) of Beijing sea rock construction concrete additive
Jiangxi Europe sodium silicate Tao Keji
Shandong nationality chemical Meta-silicate
Calcium hydroxide Shandong Hongsheng Dahua chemical industry
Lithium carbonate Jinan Jin Yongshuo chemical industry
Antioxidant basf 1010
Ultraviolet absorber UV-P
Ultraviolet light stabilizer UV234
Example 1
This embodiment provides an antiseized anti-adhesion layer of self-healing butyl rubber, a shop's polymer waterproofing membrane in advance.
Preparing a self-healing butyl rubber anti-adhesion layer:
1) Placing 15% of butyl rubber in an internal mixer, setting the temperature at 110 ℃, and processing for 5min under the condition that the rotating speed is 65 r/min; then 43.5 percent of 800-mesh coarse whiting powder, 5 percent of C5 hydrogenated petroleum resin, 2 percent of rosin glycerin resin, 3 percent of APAO, 2 percent of polyisobutylene, 0.1 percent of silane coupling agent, 3 percent of naphthenic oil, 1 percent of titanium pigment, 0.1 percent of antioxidant, 7 percent of expanding agent, 5 percent of sodium silicate, 5 percent of metasilicic acid, 6 percent of calcium hydroxide, 0.3 percent of lithium carbonate, 0.5 percent of ultraviolet light stabilizer and 0.5 percent of ultraviolet absorbent are alternately added into an internal mixer for internal mixing for three times, the internal mixing time is 10min, and the mixture is uniformly mixed;
2) And (3) cooling the temperature of the mixed materials in the internal mixer to 60 ℃, adding 1% of calcium stearate, and continuously carrying out internal mixing for 4min.
3) And (3) after banburying, discharging and discharging, feeding and discharging on an open mill during discharging and discharging, extruding in a rubber extruder, and preparing into the anti-sticking protective layer sheet with the required thickness by three-roller calendering.
Pre-paved polymer waterproof roll comprises:
a main body waterproof layer; a pressure-sensitive adhesive layer coated on one surface of the main body waterproof sheet layer;
a protective layer coated on one surface of the pressure-sensitive adhesive layer;
the protective layer is a self-healing butyl rubber anti-sticking layer.
Preparing a pre-laid high-polymer waterproof coiled material:
1) Firstly, extruding a high-density polyethylene sheet material by a screw extruder to be used as a main waterproof layer;
2) Melting a hot-melt pressure-sensitive adhesive (styrene-butadiene-styrene sub-sensitive adhesive) in a heating box at 160 ℃, and then coating the hot-melt adhesive on the extruded high-density polyethylene sheet through a coating die head;
3) And (3) attaching the prepared butyl rubber anti-sticking and anti-sticking protective layer to the hot melt adhesive layer, and then laminating by a silicone rubber roller to prepare the waterproof roll.
In the embodiment, the thickness of the main waterproof layer is 0.96mm; the thickness of the pressure-sensitive adhesive layer was 280 μm; the thickness of the protective layer was 40 μm.
Example 2
This embodiment provides an antiseized anti-adhesion layer of self-healing butyl rubber, a shop's polymer waterproofing membrane in advance.
Preparing a self-healing butyl rubber anti-adhesion layer:
1) Placing 25% of butyl rubber in an internal mixer, setting the temperature at 110 ℃, and processing for 5min under the condition that the rotating speed is 65 r/min; then 10% of muscovite, 23.5% of 800-mesh heavy calcium powder, 5% of C5 hydrogenated petroleum resin, 2% of rosin glycerol resin, 3% of APAO, 2% of polyisobutylene, 0.1% of silane coupling agent, 3% of naphthenic oil, 1% of titanium dioxide, 0.1% of antioxidant, 7% of expanding agent, 5% of sodium silicate, 5% of metasilicic acid, 6% of calcium hydroxide, 0.3% of lithium carbonate, 0.5% of ultraviolet light stabilizer and 0.5% of ultraviolet absorbent are alternately added into an internal mixer for internal mixing for three times, wherein the internal mixing time is 10min until the mixture is uniformly mixed;
2) And (3) cooling the temperature of the mixed materials in the internal mixer to 60 ℃, adding 1% of calcium stearate, and continuously carrying out internal mixing for 4min.
3) And (3) after banburying, discharging and discharging, wherein during discharging and discharging, the sheets are fed and discharged on an open mill, then extruded in a rubber extruder, and the anti-adhesion and anti-adhesion protective layer sheet with the required thickness is prepared by three-roller calendering.
Preparing a pre-laid high-polymer waterproof coiled material:
the same as in example 1.
Example 3
This embodiment provides a self-healing butyl rubber antiseized anti-adhesion layer, a shop's polymer waterproofing membrane in advance.
The difference from the example 2 is only that the weight percentage of the butyl rubber is increased from 20 percent to 35 percent, and the weight percentage of the heavy calcium powder is reduced from 23.5 percent to 13.5 percent.
Example 4
This embodiment provides an antiseized anti-adhesion layer of self-healing butyl rubber, a shop's polymer waterproofing membrane in advance.
The difference from the example 2 is only that the weight percentage of the muscovite mica is increased from 10 percent to 15 percent, and the weight percentage of the heavy calcium powder is reduced from 23.5 percent to 18.5 percent.
Example 5
This embodiment provides an antiseized anti-adhesion layer of self-healing butyl rubber, a shop's polymer waterproofing membrane in advance.
Preparing a self-healing butyl rubber anti-adhesion layer:
1) Placing 25% of butyl rubber in an internal mixer, setting the temperature at 110 ℃, and processing for 5min under the condition that the rotating speed is 65 r/min; then 10% of muscovite, 23.5% of 800-mesh heavy calcium powder, 5% of C5 hydrogenated petroleum resin, 2% of rosin glycerol resin, 3% of APAO, 2% of polyisobutylene, 0.1% of silane coupling agent, 3% of naphthenic oil, 1% of titanium dioxide, 0.1% of antioxidant, 7% of expanding agent, 2.5% of sodium carbonate, 2.5% of sodium silicate, 5% of metasilicic acid, 6% of calcium hydroxide, 0.3% of lithium carbonate, 0.5% of ultraviolet light stabilizer and 0.5% of ultraviolet absorbent are alternately added into an internal mixer for internal mixing for three times, wherein the internal mixing time is 10min until the mixture is uniformly mixed;
2) And (3) cooling the temperature of the mixed materials in the internal mixer to 60 ℃, adding 1% of calcium stearate, and continuously carrying out internal mixing for 4min.
3) And (3) after banburying, discharging and discharging, wherein during discharging and discharging, the sheets are fed and discharged on an open mill, then extruded in a rubber extruder, and the anti-adhesion and anti-adhesion protective layer sheet with the required thickness is prepared by three-roller calendering.
Preparing a pre-laid high-polymer waterproof coiled material:
the same as in example 1.
Example 6
This embodiment provides an antiseized anti-adhesion layer of self-healing butyl rubber, a shop's polymer waterproofing membrane in advance.
The only difference from example 5 is that metasilicic acid was replaced by oxalic acid and lithium carbonate was replaced by calcium formate.
Example 7
This embodiment provides an antiseized anti-adhesion layer of self-healing butyl rubber, a shop's polymer waterproofing membrane in advance.
Preparing a self-healing butyl rubber anti-sticking layer:
1) Placing 25% of butyl rubber in an internal mixer, setting the temperature at 110 ℃, and processing for 5min under the condition that the rotating speed is 65 r/min; then 10% of muscovite, 22% of 800-mesh heavy calcium powder, 5% of C5 hydrogenated petroleum resin, 2% of rosin glycerol resin, 3% of APAO, 2% of polyisobutylene, 0.1% of silane coupling agent, 3% of naphthenic oil, 1% of titanium dioxide, 0.1% of antioxidant, 7% of expanding agent, 5% of sodium silicate, 5% of metasilicic acid, 6% of calcium hydroxide, 0.3% of lithium carbonate, 0.5% of ultraviolet light stabilizer and 0.5% of ultraviolet absorbent are alternately added into an internal mixer for internal mixing for three times, wherein the internal mixing time is 10min until the mixture is uniformly mixed;
2) And (3) cooling the temperature of the mixed materials in the internal mixer to 60 ℃, adding 1% of calcium stearate, 0.25% of sulfur, 0.25% of zinc oxide and 1% of carboxylate, and continuously carrying out internal mixing for 4min.
3) And (3) after banburying, discharging and discharging, feeding and discharging on an open mill during discharging and discharging, extruding in a rubber extruder, and preparing into the anti-sticking protective layer sheet with the required thickness by three-roller calendering.
Preparing a pre-laid polymer waterproof roll:
the same as in example 1.
Comparative example 1
The comparative example provides an anti-sticking layer of butyl rubber and a pre-paved high-molecular waterproof coiled material.
Preparing an anti-adhesion layer of butyl rubber:
1) Placing 25% of butyl rubber in an internal mixer, setting the temperature at 110 ℃, and processing for 5min under the condition that the rotating speed is 65 r/min; then, 52.4 percent of 800-mesh coarse whiting powder, 10 percent of C5 hydrogenated petroleum resin, 2 percent of rosin glycerin resin, 2 percent of polyisobutylene, 3 percent of naphthenic oil, 2 percent of titanium dioxide, 0.1 percent of antioxidant, 0.5 percent of ultraviolet light stabilizer and 0.5 percent of ultraviolet absorbent are alternately added into an internal mixer for internal mixing for three times, wherein the internal mixing time is 10min until the mixture is uniformly mixed;
2) And (3) cooling the temperature of the mixed materials in the internal mixer to 60 ℃, adding 1% of calcium stearate, 0.25% of sulfur, 0.25% of zinc oxide and 1% of carboxylate, and continuously carrying out internal mixing for 4min.
3) And (3) after banburying, discharging and discharging, wherein during discharging and discharging, the sheets are fed and discharged on an open mill, then extruded in a rubber extruder, and the anti-adhesion and anti-adhesion protective layer sheet with the required thickness is prepared by three-roller calendering.
Preparing a pre-laid polymer waterproof roll:
the same as in example 1.
Comparative example 2
The comparative example provides an anti-sticking layer of butyl rubber and a pre-paved high-molecular waterproof coiled material.
Preparing an anti-adhesion layer of butyl rubber:
1) Placing 25% of butyl rubber in an internal mixer, setting the temperature at 110 ℃, and processing for 5min under the condition that the rotating speed is 65 r/min; then 53.9 percent of 800-mesh coarse whiting powder, 10 percent of C5 hydrogenated petroleum resin, 2 percent of rosin glycerol resin, 2 percent of polyisobutene, 3 percent of naphthenic oil, 2 percent of titanium pigment, 0.1 percent of antioxidant, 0.5 percent of ultraviolet light stabilizer and 0.5 percent of ultraviolet absorbent are alternately added into an internal mixer for internal mixing for 10min till being uniformly mixed;
2) And (3) cooling the temperature of the mixed materials in the internal mixer to 60 ℃, adding 1% of calcium stearate, and continuously carrying out internal mixing for 4min.
3) And (3) after banburying, discharging and discharging, wherein during discharging and discharging, the sheets can be fed and discharged on an open mill, then extruded in a rubber extruder, and the anti-adhesion and anti-adhesion protective layer sheet with the required thickness is prepared by three-roller calendering.
Preparing a pre-laid polymer waterproof roll:
the same as in example 1.
TABLE 1
Figure BDA0003807310650000121
Figure BDA0003807310650000131
While embodiments of the present invention have been described above, the above description is illustrative, not exhaustive, and not limited to the disclosed embodiments. Many modifications and variations will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the described embodiments.

Claims (10)

1. The utility model provides an antiseized anti-viscose material of self-healing butyl rubber which characterized in that, this antiseized anti-viscose material of self-healing butyl rubber's raw materials constitution includes:
10-60wt% of butyl rubber, 20-70 wt% of filler, 0-5wt% of amorphous polyolefin, 0.5-5wt% of calcium stearate, 3-30wt% of first tackifying resin, 0-10wt% of second tackifying resin, 0.1-1wt% of coupling agent, 0-10wt% of polyisobutylene, 2-20wt% of plasticizer, 0.5-10wt% of pigment, 0-2wt% of cross-linking agent, 0-3wt% of reaction active assistant, 0.05-1wt% of antioxidant, 5-10wt% of expanding agent, 1-15wt% of crystallization precipitator, 1-12wt% of complexing agent, 1-13wt% of calcium ion compensator, 0.1-1wt% of crystal growth agent, 0-1wt% of ultraviolet light stabilizer and 0-1wt% of ultraviolet absorber.
2. A self-healing butyl anti-tack mastic according to claim 1, wherein,
the filler is selected from at least one of calcium carbonate, muscovite, quartz sand, river sand, sodium silicate sand, slag, aluminum hydroxide, calcite, zeolite, vermiculite, bauxite, shale, feldspar, perlite, silicate and aluminate;
the first tackifying resin is selected from at least one of C5 petroleum resin, C5 hydrogenated petroleum resin and C9 hydrogenated petroleum resin;
the coupling agent is a silane coupling agent;
the plasticizer is selected from at least one of naphthenic oil, white oil, DOP and chlorinated paraffin;
the pigment is selected from at least one of titanium dioxide, carbon black, iron oxide red, iron oxide blue, iron oxide yellow and iron oxide violet;
the antioxidant is at least one selected from antioxidant 1010, antioxidant 168, antioxidant 1076 and antioxidant 264;
the calcium ion compensator is calcium hydroxide;
the crystal growth agent is lithium carbonate and/or calcium formate;
the ultraviolet light stabilizer is selected from at least one of 2,2 '-thiobis (4-tert-octylphenoloxy) nickel, tris (1,2,2,6,6-pentamethylpiperidinyl) phosphite, 4-benzoyloxy-2,2,6,6-tetramethylpiperidine, 2,4,6-tris (2' n-butoxyphenyl) -1,3,5-triazine and hexamethylphosphoric triamide;
the ultraviolet absorbent is at least one selected from phenyl ortho-hydroxybenzoate, 2- (2 ' -hydroxy-5 ' -methylphenyl) benzotriazole, 2,4-dihydroxybenzophenone, 2-hydroxy-4-methoxybenzophenone, 2-hydroxy-4-n-octoxybenzophenone, 2- (2 ' -hydroxy-3 ',5' -di-tert-phenyl) -5-chlorobenzotriazole and resorcinol monobenzoate.
3. A self-healing butyl anti-tack mastic according to claim 1, wherein,
the amorphous polyolefin is APAO;
the second tackifying resin is selected from at least one of rosin resin, rosin pentaerythritol ester, rosin glycerin resin, terpene resin and phenolic resin;
the molecular weight of the polyisobutylene is less than 5000;
the cross-linking agent is selected from at least one of sulfur, p-benzoquinone, di-p-benzoquinone dioxime and zinc oxide;
the reaction co-agent is selected from at least one of carboxylate, benzene sulfonate, lignosulfonate, and citrate.
4. A self-healing butyl anti-tack adhesive according to claim 1, wherein,
the swelling agent is an aluminate-aluminosilicate swelling agent;
the crystallization precipitator is sodium silicate and/or sodium carbonate;
the complexing agent is oxalic acid and/or metasilicic acid.
5. The process for preparing self-healing butyl anti-adhesion mastic according to any one of claims 1 to 4, comprising:
step 1: processing butyl rubber, and then internally mixing with a filler, an optional amorphous polyolefin, a first tackifying resin, an optional second tackifying resin, a coupling agent, an optional polyisobutylene, a plasticizer, a pigment, an antioxidant, an expanding agent, a crystallization precipitator, a complexing agent, a calcium ion compensator, a crystal growth agent, an optional ultraviolet light stabilizer and an optional ultraviolet absorbent;
step 2: adding calcium stearate, an optional cross-linking agent and an optional reaction promoter, and continuously banburying to obtain the self-healing butyl rubber anti-sticking viscose material.
6. A method for preparing a self-healing butyl anti-tack mastic as claimed in claim 5, wherein
In the step 1, the processing temperature is 100-120 ℃, and the processing time is 5-8min; banburying time is 8-10min;
in the step 2, the temperature of the mixed materials in the system is 60-80 ℃, and the banburying time is 4-5min.
7. A self-healing butyl rubber anti-adhesion and anti-adhesive layer, which is prepared from the self-healing butyl rubber anti-adhesion and anti-adhesive material according to any one of claims 1 to 4.
8. The utility model provides a shop's polymer waterproofing membrane in advance which characterized in that, this shop's polymer waterproofing membrane includes:
a main body waterproof layer;
a pressure-sensitive adhesive layer coated on one surface of the main body waterproof sheet layer;
a protective layer coated on one surface of the pressure-sensitive adhesive layer;
the protective layer is the self-healing butyl rubber anti-adhesion layer according to claim 7.
9. The pre-spread polymer waterproofing membrane according to claim 8,
the main waterproof layer is made of at least one of polyethylene, polypropylene, ethylene-propylene copolymer, ethylene-vinyl acetate copolymer, polyvinyl chloride, vulcanized ethylene propylene diene monomer rubber and polyurethane;
the material of the pressure-sensitive adhesive layer is at least one of a butyl rubber adhesive, a polyisobutylene adhesive, a butyl adhesive, an acrylic adhesive, a vinyl ether adhesive, a styrene-isoprene-styrene adhesive, a polybutadiene-ethylene-butylene-styrene adhesive, a styrene-butadiene-styrene adhesive and a styrene-butadiene rubber adhesive; preferably at least one selected from the group consisting of an adhesive of styrene-isoprene-styrene, an adhesive of polybutadiene-ethylene-butylene-styrene, and an adhesive of styrene-butadiene-styrene.
10. The roll of pre-applied polymer waterproofing membrane according to claim 8,
the thickness of the main waterproof layer is 0.5-2mm;
the thickness of the pressure-sensitive adhesive layer is 100 to 500 μm;
the thickness of the protective layer is 100-350 μm;
the thickness of the pre-paved polymer waterproof coiled material is 1.0-2.5mm;
the width of the pre-paved polymer waterproof roll is 50-400cm;
the length of the pre-laid high-polymer waterproof coiled material is 10-50m;
preferably:
the thickness of the main waterproof layer is 0.7-1.5mm;
the thickness of the pressure-sensitive adhesive layer is 250 to 350 μm;
the thickness of the protective layer is 100-350 μm;
the thickness of the pre-paved high-molecular waterproof coiled material is 1.2-1.7mm;
the width of the pre-paved polymer waterproof roll is 100-240cm;
the length of the pre-paved polymer waterproof coiled material is 15-25m.
CN202211000729.XA 2022-08-19 2022-08-19 Self-healing butyl rubber anti-sticking and anti-sticking material and preparation method thereof, self-healing butyl rubber anti-sticking and anti-sticking layer and pre-paved high-polymer waterproof coiled material Pending CN115386322A (en)

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