CN105399922A - Preparation method for environment-friendly polyurethane artificial turf paving glue - Google Patents
Preparation method for environment-friendly polyurethane artificial turf paving glue Download PDFInfo
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- CN105399922A CN105399922A CN201511032397.3A CN201511032397A CN105399922A CN 105399922 A CN105399922 A CN 105399922A CN 201511032397 A CN201511032397 A CN 201511032397A CN 105399922 A CN105399922 A CN 105399922A
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Abstract
The invention discloses a preparation method for environment-friendly polyurethane artificial turf paving glue. According to the method, a variety of polyether polyols, different inorganic filling materials, an adhesion force promoter, color paste, a catalyst and the like are used as a first component of the glue; polyethers with different functionality, modified isocyanate, methyl diphenylene diisocyanate and a plasticizer undergo a reaction under certain conditions so as to synthesize isocyanate-terminated polyurethane perpolymer which is used as a second component of the glue; and the first component and the second component are compounded in proportion so as to obtain the environment-friendly polyurethane artificial turf paving glue. The prepared environment-friendly polyurethane artificial turf paving glue has excellent characteristics like good thixotropy, a fast curing speed, high adhesion force, good elasticity, ageing resistance and completely meets requirements of paving of polyurethane artificial turf.
Description
Technical field
The present invention relates to field of adhesive technology, especially relate to a kind of environment-protecting polyurethane chinampa of mating formation for chinampa and to mat formation the preparation method of glue.
Background technology
Along with Present Domestic infrastructure construction developing steps are constantly accelerated, chinampa industry has welcome new development opportunity.China is as maximum chinampa producing country, and the boundless development of lawn industry has driven the consumption of tackiness agent to increase gradually, and kind increases gradually.
Environment-protecting polyurethane chinampa glue of mating formation is mainly used in mating formation of chinampa.
Chinampa is born in the U.S. of the eighties of last century sixties, and it is the plan lawn adopting manual method to make for raw material with lifeless plastics fiber product.It needs to consume the required resource such as fertilizer, water of growth unlike natural lawn, can meet the motion needs of whole day 24 hours high strength, and maintenance is simple, draining rapid, levelling of the land degree is outstanding.Current chinampa has been widely used in the special competition area of hockey, baseball, rugby, football, tennis, golf ball etc. motion public's training field or beautify indoor environment etc. as ground pavement.
Traditional solvent-borne type neoprene glue at home chinampa is mated formation market still dominate, but it is low to there is cohesive strength in it, the shortcoming that ageing-resistant especially water resistance is very poor, and due to containing a large amount of solvents, all can cause very large harm to human body for pavement process and the use procedure in later stage, the events such as malicious runway that recent market occurs frequently are just relevant with this similar glue of use.
Mat formation glue mating formation for chinampa in environment-protecting polyurethane lawn, by means of the environmental-protecting performance of its excellence, mechanical property, ageing-resistant performance is more and more subject to the favor of client, and starts to be applied to market, progressively captures original market of solvent-borne type neoprene glue.The mat formation advantage of glue of environment-protecting polyurethane lawn mainly contains: mechanical property is high; Ageing-resistant performance is superior; Environmental protection odorlessness, harmless; Production efficiency is high, and the advantage such as consume energy low.
The mat formation shortcoming of glue of environment-protecting polyurethane chinampa of the prior art is: glue is mated formation owing to starting late in environment-protecting polyurethane lawn, market is known well it also needs the regular hour, and this comprises the understanding to tackiness agent self character and the grasp to construction technology.That its use cost is a little more than traditional solvent-borne type neoprene glue on the other hand.
Summary of the invention
Based on the problems referred to above, the object of the embodiment of the present invention is to provide a kind of environment-protecting polyurethane chinampa and mats formation the preparation method of glue, obtained a kind of chinampa being applicable to high end motion grass is mated formation glue, by means of the characteristic of solvent-free environmental protection, excellent operation, cohesive force and ageing-resistant ability, progressively substitute existing solvent-borne type glue on market.
The object of the invention is to be achieved through the following technical solutions:
Environment-protecting polyurethane chinampa of the present invention is mated formation the preparation method of glue, comprising:
Prepare the first component:
Multiple polyether glycol 25 ~ 40%, small molecule chain extender 1 ~ 3%, mineral filler 40 ~ 65%, mill base 1 ~ 3%, bonding strength promotor 0.5 ~ 2% and catalyzer 0.003 ~ 0.01%;
By above-mentioned polyether glycol, small molecule chain extender, mineral filler, bonding strength promotor, mill base and catalyst mix evenly after, namely this environment-protecting polyurethane chinampa obtained is mated formation the first component of glue;
Prepare second component:
Two functional polyethers polyvalent alcohols 10 ~ 20%, three-functionality-degree polyether glycol 10 ~ 30%, modified isocyanate, diphenylmethanediisocyanate 40 ~ 65% and softening agent 5 ~ 15%;
Different functionality polyethers, modified isocyanate, diphenylmethanediisocyanate, softening agent be the isocyanate terminated base polyurethane prepolymer for use as that obtains of building-up reactions under certain condition;
Composite: the mass ratio mixing of above-mentioned the first obtained component and second component being pressed 5:1, namely obtains environment-protecting polyurethane chinampa and to mat formation glue.
As can be seen from the technical scheme that the invention described above provides, by the different types of polyethers of collocation and small molecule chain extender in the preparation method of the embodiment of the present invention, comprise this polyethers having extraordinary effect of graft polyether, coordinate filler systems to obtain the first component of environmental protection.The isocyanate terminated base polyurethane prepolymer for use as that polyethers and multiple isocyanate reaction synthesize gives the good intensity of solidifying agent and toughness.Mat formation the complete environmental protection of glue in this polyurethane artificial lawn, paste is easily constructed, and curing speed is fast, and cohesive strength is good and be rich in toughness, and the aging resistance such as long period of soaking are good, and progressively alternative existing market accounts for leading solvent-borne type glue.
Embodiment
For ease of understanding, below in conjunction with specific embodiment, the invention will be further described.
Environment-protecting polyurethane chinampa of the present invention is mated formation the preparation method of glue, its preferably embodiment be:
Comprise:
Prepare the first component:
Multiple polyether glycol 25 ~ 40%, small molecule chain extender 1 ~ 3%, mineral filler 40 ~ 65%, mill base 1 ~ 3%, bonding strength promotor 0.5 ~ 2% and catalyzer 0.003 ~ 0.01%;
By above-mentioned polyether glycol, small molecule chain extender, mineral filler, bonding strength promotor, mill base and catalyst mix evenly after, namely this environment-protecting polyurethane chinampa obtained is mated formation the first component of glue;
Prepare second component:
Two functional polyethers polyvalent alcohols 10 ~ 20%, three-functionality-degree polyether glycol 10 ~ 30%, modified isocyanate, diphenylmethanediisocyanate 40 ~ 65% and softening agent 5 ~ 15%;
The isocyanate terminated base polyurethane prepolymer for use as polyethers of above-mentioned different functionality, modified isocyanate, diphenylmethanediisocyanate, softening agent building-up reactions obtained is as second component;
Composite: the mass ratio mixing of above-mentioned the first obtained component and second component being pressed 5:1, namely obtains environment-protecting polyurethane chinampa and to mat formation glue.
In described preparation first composition step, the molecular weight of three-functionality-degree polyether glycol used is 1000 ~ 5000;
The molecular weight of three-functionality-degree grafted polyether polyol used is 3000 ~ 5000;
Mineral filler used comprises: 400 order precipitator method water-ground limestones, 800 order precipitator method water-ground limestones, nano-sized carbon
Acid calcium, 3A molecular sieve activation powder, specific surface area is 200m
2in the aerosil of/g any one or several arbitrarily;
Small-molecular-weight chainextender used comprises: Isosorbide-5-Nitrae butyleneglycol, 1,3 propylene glycol, glycol ether, a contracting dipropyl
In glycol any one or several arbitrarily;
Bonding strength promotor used is: γ-glycidoxypropyl trimethoxy silane;
Catalyzer used comprises: dibutyl tin laurate;
Mill base used is: the green mill base of polyethers and softening agent process.
Describedly to prepare in second component step, prepare isocyanate terminated base polyurethane prepolymer for use as:
The each raw material preparing isocyanate terminated base polyurethane prepolymer for use as by mass percentage, comprising:
Two functional polyethers polyvalent alcohols 10 ~ 20%, three-functionality-degree polyether glycol 10 ~ 30%, modified isocyanate, diphenylmethanediisocyanate 40 ~ 65% and softening agent 5 ~ 15%;
Two functional polyethers, three-functionality-degree polyether glycol, modified isocyanate, diphenylmethanediisocyanate and softening agent join in synthesis reaction vessel, be warming up to 75 ~ 85 DEG C, condensing reflux, react 5 hours, building-up reactions completes, obtained isocyanate terminated base polyurethane prepolymer for use as;
The molecular weight of two functionality polyether glycols used is 1000 ~ 2000;
The molecular weight of three-functionality-degree polyether glycol used is 3000 ~ 5000;
The isocyanate content of modified isocyanate used is the one in WANNATE100HL, LupranateMM103;
Diphenylmethanediisocyanate used is WANNATEMDI100;
Softening agent used is the one in DINP, DIDP or Mesamoll.
The isocyanate terminated base polyurethane prepolymer for use as step of described preparation also comprises:
Sampling after reaction to be synthesized completes, and confirm by viscosity, the hydroxyl value of test sampling the step whether base polyurethane prepolymer for use as that obtains is qualified, if the isocyanate content of test sampling is 10-12%, viscosity under 25 DEG C of temperature condition is 1000 ~ 2000mPas, then confirm obtained qualified isocyanate terminated base polyurethane prepolymer for use as.
The first component obtained in described preparation first component is that viscosity is the homogeneous paste of green of 100000 ~ 150000mPas under 25 DEG C of temperature condition.
Embodiment one
The preparation method that the present embodiment one provides a kind of environment-protecting polyurethane chinampa to mat formation glue, obtained a kind of chinampa being applicable to high end motion grass is mated formation glue, by means of the characteristic of solvent-free environmental protection, excellent operation, cohesive force and ageing-resistant ability, progressively substitute existing solvent-borne type glue on market.This preparation method specifically comprises:
Prepare the first component, get each raw material by following proportioning:
The preparation method of the first component: by the three-functionality-degree polyethers of 25 mass parts, the three-functionality-degree graft polyether of 12 mass parts, 1 of 1 mass parts, 4 butyleneglycols, 400 order water-ground limestones of 50 mass parts, the nano-calcium carbonate of 10 mass parts, the aerosil of 0.2 mass parts, γ-glycidoxypropyl trimethoxy the silane of 0.6 mass parts, the green mill base of 1 mass parts, after the dibutyl tin laurate of 0.005 mass parts mixes, namely obtained viscosity is that this environment-protecting polyurethane chinampa of 120000mPas (under 25 DEG C of temperature condition) is mated formation the first component of glue,
Prepare second component, get each raw material by following proportioning:
Raw material is got by following proportioning:
By the polyether Glycols of 15 mass parts, the polyether-tribasic alcohol (molecular weight is 4800) of 10 mass parts, the polyether-tribasic alcohol (molecular weight is 3500) of 15 mass parts and the Mesamoll of 10 mass parts join in synthesis reaction vessel, intensification degree to 50 DEG C, close heating, the modified isocyanate WANNATEMDI-100HL of the diphenylmethanediisocyanate of 16.5 mass parts and 23.5 mass parts is joined rapidly in synthesis reaction vessel, keep temperature 80 DEG C, condensing reflux reacts 5 hours, the viscosity recording reaction product is 1500mPas (under 25 DEG C of temperature condition), isocyanate content is 11.5%, building-up reactions completes, obtained isocyanate terminated base polyurethane prepolymer for use as,
Composite: above-mentioned the first obtained component and second component to be pressed the mixing of 5:1 mass ratio, obtained a kind of chinampa being applicable to high end motion grass is mated formation glue, by means of the characteristic of solvent-free environmental protection, excellent operation, cohesive force and ageing-resistant ability, progressively substitute existing solvent-borne type glue on market.
Embodiment two
The preparation method that the present embodiment two provides a kind of environment-protecting polyurethane chinampa to mat formation glue, obtained a kind of chinampa being applicable to high end motion grass is mated formation glue, by means of the characteristic of solvent-free environmental protection, excellent operation, cohesive force and ageing-resistant ability, progressively substitute existing solvent-borne type glue on market.This preparation method specifically comprises:
Prepare the first component, get each raw material by following proportioning:
The preparation method of the first component: by the three-functionality-degree polyethers of 28 mass parts, the three-functionality-degree graft polyether of 10 mass parts, the glycol ether of 1.5 mass parts, 800 order water-ground limestones of 52 mass parts, the nano-calcium carbonate of 7 mass parts, the aerosil of 0.2 mass parts, γ-glycidoxypropyl trimethoxy the silane of 0.6 mass parts, the green mill base of 1 mass parts, after the dibutyl tin laurate of 0.005 mass parts mixes, namely obtained viscosity is that this environment-protecting polyurethane chinampa of 110000mPas (under 25 DEG C of temperature condition) is mated formation the first component of glue,
Prepare second component, get each raw material by following proportioning:
Raw material is got by following proportioning:
By the polyether Glycols of 15 mass parts, the polyether-tribasic alcohol (molecular weight is 4800) of 12.5 mass parts, the polyether-tribasic alcohol (molecular weight is 3500) of 12.5 mass parts and 10 mass parts DINP join in synthesis reaction vessel, intensification degree to 50 DEG C, close heating, the modified isocyanate LupranateMM103 of the diphenylmethanediisocyanate of 13.5 mass parts and 26.5 mass parts is joined rapidly in synthesis reaction vessel, keep temperature 80 DEG C, condensing reflux reacts 5 hours, the viscosity recording reaction product is 1300mPas (under 25 DEG C of temperature condition), isocyanate content is 12.1%, building-up reactions completes, obtained isocyanate terminated base polyurethane prepolymer for use as,
Composite: above-mentioned the first obtained component and second component to be pressed the mixing of 5:1 mass ratio, obtained a kind of chinampa being applicable to high end motion grass is mated formation glue, by means of the characteristic of solvent-free environmental protection, excellent operation, cohesive force and ageing-resistant ability, progressively substitute existing solvent-borne type glue on market.
Embodiment three
The preparation method that the present embodiment three provides a kind of environment-protecting polyurethane chinampa to mat formation glue, obtained a kind of chinampa being applicable to high end motion grass is mated formation glue, by means of the characteristic of solvent-free environmental protection, excellent operation, cohesive force and ageing-resistant ability, progressively substitute existing solvent-borne type glue on market.This preparation method specifically comprises:
Prepare isocyanate terminated base polyurethane prepolymer for use as:
Prepare the first component, get each raw material by following proportioning:
The preparation method of the first component: by the three-functionality-degree polyethers of 26 mass parts, the three-functionality-degree graft polyether of 12 mass parts, the dipropylene glycol of 2 mass parts, 400 order water-ground limestones of 48 mass parts, the nano-calcium carbonate of 12 mass parts, the aerosil of 0.2 mass parts, γ-glycidoxypropyl trimethoxy the silane of 0.6 mass parts, the green mill base of 1 mass parts, after the dibutyl tin laurate of 0.005 mass parts mixes, namely obtained viscosity is that this environment-protecting polyurethane chinampa of 130000mPas (under 25 DEG C of temperature condition) is mated formation the first component of glue,
Prepare second component, get each raw material by following proportioning:
Raw material is got by following proportioning:
By the polyether Glycols of 15 mass parts, the polyether-tribasic alcohol (molecular weight is 4800) of 10 mass parts, the polyether-tribasic alcohol (molecular weight is 3500) of 15 mass parts and DINP join in synthesis reaction vessel, intensification degree to 50 DEG C, close heating, the modified isocyanate WANNATEMDI-100HL of the diphenylmethanediisocyanate of 15 mass parts and 28 mass parts is joined rapidly in synthesis reaction vessel, keep temperature 80 DEG C, condensing reflux reacts 5 hours, the viscosity recording reaction product is 1200mPas (under 25 DEG C of temperature condition), isocyanate content is 12.5%, building-up reactions completes, obtained isocyanate terminated base polyurethane prepolymer for use as,
Composite: above-mentioned the first obtained component and second component to be pressed the mixing of 5:1 mass ratio, obtained a kind of chinampa being applicable to high end motion grass is mated formation glue, by means of the characteristic of solvent-free environmental protection, excellent operation, cohesive force and ageing-resistant ability, progressively substitute existing solvent-borne type glue on market.
As can be seen from the technical scheme that the invention described above provides, by the different types of polyethers of collocation and small molecule chain extender in the preparation method of the embodiment of the present invention, comprise this polyethers having extraordinary effect of graft polyether, coordinate filler systems to obtain the first component of environmental protection.The isocyanate terminated base polyurethane prepolymer for use as that polyethers and multiple isocyanate reaction synthesize gives the good intensity of solidifying agent and toughness.Mat formation the complete environmental protection of glue in this polyurethane artificial lawn, paste is easily constructed, and curing speed is fast, and cohesive strength is good and be rich in toughness, and the aging resistance such as long period of soaking are good, and progressively alternative existing market accounts for leading solvent-borne type glue.
The above; be only the present invention's preferably embodiment, but protection scope of the present invention is not limited thereto, is anyly familiar with those skilled in the art in the technical scope that the present invention discloses; the change that can expect easily or replacement, all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection domain of claims.
Claims (5)
1. environment-protecting polyurethane chinampa is mated formation a preparation method for glue, it is characterized in that, comprising:
Prepare the first component:
Multiple polyether glycol 25 ~ 40%, small molecule chain extender 1 ~ 3%, mineral filler 40 ~ 65%, mill base 1 ~ 3%, bonding strength promotor 0.5 ~ 2% and catalyzer 0.003 ~ 0.01%;
By above-mentioned polyether glycol, small molecule chain extender, mineral filler, bonding strength promotor, mill base and catalyst mix evenly after, namely this environment-protecting polyurethane chinampa obtained is mated formation the first component of glue;
Prepare second component:
Two functional polyethers polyvalent alcohols 10 ~ 20%, three-functionality-degree polyether glycol 10 ~ 30%, modified isocyanate, diphenylmethanediisocyanate 40 ~ 65% and softening agent 5 ~ 15%;
The isocyanate terminated base polyurethane prepolymer for use as polyethers of above-mentioned different functionality, modified isocyanate, diphenylmethanediisocyanate, softening agent building-up reactions obtained is as second component;
Composite: the mass ratio mixing of above-mentioned the first obtained component and second component being pressed 5:1, namely obtains environment-protecting polyurethane chinampa and to mat formation glue.
2. environment-protecting polyurethane chinampa as claimed in claim 1 is mated formation the preparation method of glue, it is characterized in that, institute
State in preparation first composition step, the molecular weight of three-functionality-degree polyether glycol used is 1000 ~ 5000;
The molecular weight of three-functionality-degree grafted polyether polyol used is 3000 ~ 5000;
Mineral filler used comprises: 400 order precipitator method water-ground limestones, 800 order precipitator method water-ground limestones, nano-sized carbon
Acid calcium, 3A molecular sieve activation powder, specific surface area is 200m
2in the aerosil of/g any one or several arbitrarily;
Small-molecular-weight chainextender used comprises: Isosorbide-5-Nitrae butyleneglycol, 1,3 propylene glycol, glycol ether, a contracting dipropyl
In glycol any one or several arbitrarily;
Bonding strength promotor used is: γ-glycidoxypropyl trimethoxy silane;
Catalyzer used comprises: dibutyl tin laurate;
Mill base used is: the green mill base of polyethers and softening agent process.
3. environment-protecting polyurethane chinampa as claimed in claim 1 is mated formation the preparation method of glue, it is characterized in that, describedly prepares in second component step, prepares isocyanate terminated base polyurethane prepolymer for use as:
The each raw material preparing isocyanate terminated base polyurethane prepolymer for use as by mass percentage, comprising:
Two functional polyethers polyvalent alcohols 10 ~ 20%, three-functionality-degree polyether glycol 10 ~ 30%, modified isocyanate, diphenylmethanediisocyanate 40 ~ 65% and softening agent 5 ~ 15%;
Two functional polyethers, three-functionality-degree polyether glycol, modified isocyanate, diphenylmethanediisocyanate and softening agent join in synthesis reaction vessel, be warming up to 75 ~ 85 DEG C, condensing reflux, react 5 hours, building-up reactions completes, obtained isocyanate terminated base polyurethane prepolymer for use as;
The molecular weight of two functionality polyether glycols used is 1000 ~ 2000;
The molecular weight of three-functionality-degree polyether glycol used is 3000 ~ 5000;
The isocyanate content of modified isocyanate used is the one in WANNATE100HL, LupranateMM103;
Diphenylmethanediisocyanate used is WANNATEMDI100;
Softening agent used is the one in DINP, DIDP or Mesamoll.
4. the environment-protecting polyurethane chinampa as described in claim 1,2 or 3 is mated formation the preparation method of glue, and it is characterized in that, the isocyanate terminated base polyurethane prepolymer for use as step of described preparation also comprises:
Sampling after reaction to be synthesized completes, and confirm by viscosity, the hydroxyl value of test sampling the step whether base polyurethane prepolymer for use as that obtains is qualified, if the isocyanate content of test sampling is 10-12%, viscosity under 25 DEG C of temperature condition is 1000 ~ 2000mPas, then confirm obtained qualified isocyanate terminated base polyurethane prepolymer for use as.
5. the environment-protecting polyurethane chinampa as described in claim 1,2 or 3 is mated formation the preparation method of glue, it is characterized in that, the first component obtained in described preparation first component is that viscosity is the homogeneous paste of green of 100000 ~ 150000mPas under 25 DEG C of temperature condition.
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