[go: up one dir, main page]
More Web Proxy on the site http://driver.im/

CN105733115A - Environment-friendly mouldproof plastic pipe and preparation method thereof - Google Patents

Environment-friendly mouldproof plastic pipe and preparation method thereof Download PDF

Info

Publication number
CN105733115A
CN105733115A CN201610292256.3A CN201610292256A CN105733115A CN 105733115 A CN105733115 A CN 105733115A CN 201610292256 A CN201610292256 A CN 201610292256A CN 105733115 A CN105733115 A CN 105733115A
Authority
CN
China
Prior art keywords
plastic pipe
parts
mildew
environmental protection
resistant environmental
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
CN201610292256.3A
Other languages
Chinese (zh)
Inventor
李明华
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Jin Baoli Technology (suzhou) Co Ltd
Original Assignee
Jin Baoli Technology (suzhou) Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Jin Baoli Technology (suzhou) Co Ltd filed Critical Jin Baoli Technology (suzhou) Co Ltd
Priority to CN201610292256.3A priority Critical patent/CN105733115A/en
Publication of CN105733115A publication Critical patent/CN105733115A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L25/00—Compositions of, homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an aromatic carbocyclic ring; Compositions of derivatives of such polymers
    • C08L25/02—Homopolymers or copolymers of hydrocarbons
    • C08L25/04—Homopolymers or copolymers of styrene
    • C08L25/06—Polystyrene
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K2201/00—Specific properties of additives
    • C08K2201/014—Additives containing two or more different additives of the same subgroup in C08K
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2203/00—Applications
    • C08L2203/18—Applications used for pipes
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2205/00—Polymer mixtures characterised by other features
    • C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
    • C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2207/00—Properties characterising the ingredient of the composition
    • C08L2207/06—Properties of polyethylene
    • C08L2207/062—HDPE

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Rigid Pipes And Flexible Pipes (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)

Abstract

The invention discloses an environment-friendly mouldproof plastic pipe. The plastic pipe comprises the following raw materials in parts by weight: 40-50 parts of polystyrene, 35-45 parts of high density polyethylene, 30-40 parts of isophorone diisocyanate, 30-40 parts of pentaerythritol stearate, 25-35 parts of rosin resin, 15-25 parts of n-dodecanol ester, 10-20 parts of polyalkylene glycol, 10-20 parts of polyol benzoate, 5-15 parts of triethylene tetramine, 5-15 parts of aloe extract, 3-5 parts of zinc borate, 1-3 parts of hardening agents and 1-3 parts of antioxidants. The plastic pipe has the beneficial effects that the mouldproof effect of the plastic pipe can be improved and the plastic pipe has good environment friendliness. Meanwhile, the invention discloses a corresponding preparation method.

Description

A kind of plastic pipe of mildew-resistant environmental protection and preparation method thereof
Technical field
The present invention relates to plastic material technical field, be specifically related to plastic pipe of a kind of mildew-resistant environmental protection and preparation method thereof。
Background technology
Plastic tube is usually with synthetic resin, and namely polyester is raw material, adds stabilizer, lubricant, plasticizer etc., forms through extrusion process in tuber with the method for " moulding ".Due to it have light weight, corrosion-resistant, good looking appearance, without features such as bad smell, handling ease, easy constructions, obtain in architectural engineering and be increasingly widely applied.It is mainly used as the tap water supply system pipe arrangement of building construction, draining, aerofluxus and blowdown sanitary pipe, subsoil drain system, rain pipe and electric wire and matched penetration pipe etc. is installed.Plastic tube kind is a lot, is divided into thermoplastic pipes and the big class of thermosetting plastics pipe two.Belong to thermoplastic and have polyvinyl chloride pipe, polyethylene tube, polypropylene tube, polyformaldehyde pipe etc.；Belong to heat cured and have phenola plastics pipe etc..The major advantage of plastic tube is that corrosion resisting property is good, light weight, convenient formation, handling ease, and shortcoming is that intensity is relatively low, poor heat resistance.But, in some special environment, due to humid environment, fungus growth depends on seriously, and the service life of plastic tube is often greatly affected.Meanwhile, the feature of environmental protection of plastic tube is the best, harmful gas of volatilizing the most under certain conditions.Therefore, it is badly in need of developing the plastic pipe of a kind of function admirable to solve the problems referred to above。
Summary of the invention
For solving above-mentioned technical problem, the present invention provides plastic pipe of a kind of mildew-resistant environmental protection and preparation method thereof, by using specified raw material to be combined, coordinate corresponding production technology, obtain a kind of new type plastic pipe, it has significant anti-mold effect, and the feature of environmental protection is good, has a good application prospect.
Detailed description of the invention
The purpose of the present invention can be achieved through the following technical solutions:
The plastic pipe of a kind of mildew-resistant environmental protection, is prepared by the raw materials in: polystyrene 40-50 Part, high density polyethylene (HDPE) 35-45 Part, isophorone diisocyanate 30-40 Part, pentaerythritol stearate 30-40 Part, rosin resin 25-35 Part, double Lauryl Alcohol ester 15-25 Part, poly alkylene glycol 10-20 Part, DEDB 10-20 Part, triethylene tetramine 5-15 Part, Aloe extract 5-15 Part, Firebrake ZB 3-5 Part, sclerosing agent 1-3 Part, antioxidant 1-3 Part.
Preferably, described sclerosing agent selected from hexamethylenetetramine, tert-butyl peroxy base ethane, 2- One or more in Methylimidazole..
Preferably, described antioxidant is selected from antioxidant BHT 、 2,6- Di-tert-butyl -4- One or more in sec-butyl phenol, dihydroquinoline.
The preparation method of the plastic pipe of described mildew-resistant environmental protection, comprises the following steps:
( 1 ) weigh each raw material according to described weight portion；
( 2 ) by polystyrene, high density polyethylene (HDPE), isophorone diisocyanate, pentaerythritol stearate, rosin resin, the mixing of double Lauryl Alcohol ester, be heated to 110 ~ 120 DEG C, stir, be subsequently added poly alkylene glycol, DEDB, triethylene tetramine, stir, be continuously heating to 170 ~ 180 DEG C, insulation reaction 2 Hour；
( 3 ) mixture of warm reaction is cooled to 130 ~ 140 DEG C, add Aloe extract, Firebrake ZB, sclerosing agent, antioxidant, after stirring, send into screw extruder；
( 4 ) material is again by merging core and die head moulding after screw extruder is extruded, the temperature of merging core controls 160-165 DEG C, the temperature of die head is 210-220 DEG C, obtain product.
Preferably, described step ( 3 In), the screw speed of screw extruder is 35 ~ 45r/min , barrel temperature is 180 ~ 190 ℃。
Compared with prior art, it has the beneficial effect that the present invention
( 1 ) plastic pipe of the present invention is with polystyrene, high density polyethylene (HDPE), isophorone diisocyanate, pentaerythritol stearate, rosin resin, double Lauryl Alcohol ester as main component, by adding poly alkylene glycol, DEDB, triethylene tetramine, Aloe extract, Firebrake ZB, sclerosing agent, antioxidant, be aided with heating, stir, be incubated, lower the temperature, extrude, the technique such as moulding so that the plastic pipe being prepared from possesses excellent anti-mold effect and environmental-protecting performance.
( 2 ) the plastic pipe cheaper starting materials of the present invention, technique is simple, is suitable to heavy industrialization and uses, practical.
Detailed description of the invention
Below in conjunction with specific embodiment, the technical scheme of invention is described in detail.
Embodiment 1
( 1 ) weigh polystyrene according to weight portion 40 Part, high density polyethylene (HDPE) 35 Part, isophorone diisocyanate 30 Part, pentaerythritol stearate 30 Part, rosin resin 25 Part, double Lauryl Alcohol ester 15 Part, poly alkylene glycol 10 Part, DEDB 10 Part, triethylene tetramine 5 Part, Aloe extract 5 Part, Firebrake ZB 3 Part, hexamethylenetetramine 1 Part, antioxidant BHT 1 Part；
( 2 ) by polystyrene, high density polyethylene (HDPE), isophorone diisocyanate, pentaerythritol stearate, rosin resin, the mixing of double Lauryl Alcohol ester, be heated to 110 DEG C, stir, be subsequently added poly alkylene glycol, DEDB, triethylene tetramine, stir, be continuously heating to 170 DEG C, insulation reaction 2 Hour；
( 3 ) mixture of warm reaction is cooled to 130 DEG C, add Aloe extract, Firebrake ZB, hexamethylenetetramine, antioxidant BHT , send into screw extruder after stirring, screw speed is 35r/min , barrel temperature is 180 ℃；
( 4 ) material is again by merging core and die head moulding after screw extruder is extruded, the temperature of merging core controls 160 DEG C, the temperature of die head is 210 DEG C, obtain product.
The performance test results such as table of the plastic pipe of the mildew-resistant environmental protection prepared 1 Shown in.
Embodiment 2
( 1 ) weigh polystyrene according to weight portion 45 Part, high density polyethylene (HDPE) 40 Part, isophorone diisocyanate 35 Part, pentaerythritol stearate 35 Part, rosin resin 30 Part, double Lauryl Alcohol ester 20 Part, poly alkylene glycol 15 Part, DEDB 15 Part, triethylene tetramine 10 Part, Aloe extract 10 Part, Firebrake ZB 4 Part, tert-butyl peroxy base ethane 2 Part, 2,6- Di-tert-butyl -4- Sec-butyl phenol 2 Part；
( 2 ) by polystyrene, high density polyethylene (HDPE), isophorone diisocyanate, pentaerythritol stearate, rosin resin, the mixing of double Lauryl Alcohol ester, be heated to 115 DEG C, stir, be subsequently added poly alkylene glycol, DEDB, triethylene tetramine, stir, be continuously heating to 175 DEG C, insulation reaction 2 Hour；
( 3 ) mixture of warm reaction is cooled to 135 DEG C, add Aloe extract, Firebrake ZB, tert-butyl peroxy base ethane, 2,6- Di-tert-butyl -4- Sec-butyl phenol, sends into screw extruder after stirring, screw speed is 40r/min , barrel temperature is 185 ℃；
( 4 ) material is again by merging core and die head moulding after screw extruder is extruded, the temperature of merging core controls 163 DEG C, the temperature of die head is 215 DEG C, obtain product.
The performance test results such as table of the plastic pipe of the mildew-resistant environmental protection prepared 1 Shown in.
Embodiment 3
( 1 ) weigh polystyrene according to weight portion 50 Part, high density polyethylene (HDPE) 45 Part, isophorone diisocyanate 40 Part, pentaerythritol stearate 40 Part, rosin resin 35 Part, double Lauryl Alcohol ester 25 Part, poly alkylene glycol 20 Part, DEDB 20 Part, triethylene tetramine 15 Part, Aloe extract 15 Part, Firebrake ZB 5 Part, 2- Methylimidazole. 3 Part, dihydroquinoline 3 Part；
( 2 ) by polystyrene, high density polyethylene (HDPE), isophorone diisocyanate, pentaerythritol stearate, rosin resin, the mixing of double Lauryl Alcohol ester, be heated to 120 DEG C, stir, be subsequently added poly alkylene glycol, DEDB, triethylene tetramine, stir, be continuously heating to 180 DEG C, insulation reaction 2 Hour；
( 3 ) mixture of warm reaction is cooled to 140 DEG C, add Aloe extract, Firebrake ZB, 2- Methylimidazole., dihydroquinoline, send into screw extruder after stirring, screw speed is 45r/min , barrel temperature is 190 ℃；
( 4 ) material is again by merging core and die head moulding after screw extruder is extruded, the temperature of merging core controls 165 DEG C, the temperature of die head is 220 DEG C, obtain product.
The performance test results such as table of the plastic pipe of the mildew-resistant environmental protection prepared 1 Shown in.
Embodiment 4
( 1 ) weigh polystyrene according to weight portion 50 Part, high density polyethylene (HDPE) 35 Part, isophorone diisocyanate 40 Part, pentaerythritol stearate 30 Part, rosin resin 35 Part, double Lauryl Alcohol ester 15 Part, poly alkylene glycol 20 Part, DEDB 10 Part, triethylene tetramine 15 Part, Aloe extract 5 Part, Firebrake ZB 5 Part, tert-butyl peroxy base ethane 1 Part, antioxidant BHT 3 Part；
( 2 ) by polystyrene, high density polyethylene (HDPE), isophorone diisocyanate, pentaerythritol stearate, rosin resin, the mixing of double Lauryl Alcohol ester, be heated to 110 DEG C, stir, be subsequently added poly alkylene glycol, DEDB, triethylene tetramine, stir, be continuously heating to 180 DEG C, insulation reaction 2 Hour；
( 3 ) mixture of warm reaction is cooled to 130 DEG C, add Aloe extract, Firebrake ZB, tert-butyl peroxy base ethane, antioxidant BHT , send into screw extruder after stirring, screw speed is 45r/min , barrel temperature is 180 ℃；
( 4 ) material is again by merging core and die head moulding after screw extruder is extruded, the temperature of merging core controls 165 DEG C, the temperature of die head is 210 DEG C, obtain product.
The performance test results such as table of the plastic pipe of the mildew-resistant environmental protection prepared 1 Shown in.
Comparative example 1
( 1 ) weigh polystyrene according to weight portion 40 Part, high density polyethylene (HDPE) 35 Part, pentaerythritol stearate 30 Part, rosin resin 25 Part, double Lauryl Alcohol ester 15 Part, poly alkylene glycol 10 Part, DEDB 10 Part, triethylene tetramine 5 Part, Aloe extract 5 Part, hexamethylenetetramine 1 Part, antioxidant BHT 1 Part；
( 2 ) by polystyrene, high density polyethylene (HDPE), pentaerythritol stearate, rosin resin, the mixing of double Lauryl Alcohol ester, be heated to 110 DEG C, stir, be subsequently added poly alkylene glycol, DEDB, triethylene tetramine, stir, be continuously heating to 170 DEG C, insulation reaction 2 Hour；
( 3 ) mixture of warm reaction is cooled to 130 DEG C, add Aloe extract, hexamethylenetetramine, antioxidant BHT , send into screw extruder after stirring, screw speed is 35r/min , barrel temperature is 180 ℃；
( 4 ) material is again by merging core and die head moulding after screw extruder is extruded, the temperature of merging core controls 160 DEG C, the temperature of die head is 210 DEG C, obtain product.
The performance test results such as table of the plastic pipe of the mildew-resistant environmental protection prepared 1 Shown in.
Comparative example 2
( 1 ) weigh polystyrene according to weight portion 50 Part, high density polyethylene (HDPE) 45 Part, isophorone diisocyanate 40 Part, pentaerythritol stearate 40 Part, double Lauryl Alcohol ester 25 Part, poly alkylene glycol 20 Part, DEDB 20 Part, triethylene tetramine 15 Part, Firebrake ZB 5 Part, 2- Methylimidazole. 3 Part, dihydroquinoline 3 Part；
( 2 ) by polystyrene, high density polyethylene (HDPE), isophorone diisocyanate, pentaerythritol stearate, the mixing of double Lauryl Alcohol ester, be heated to 120 DEG C, stir, be subsequently added poly alkylene glycol, DEDB, triethylene tetramine, stir, be continuously heating to 180 DEG C, insulation reaction 2 Hour；
( 3 ) mixture of warm reaction is cooled to 140 DEG C, addition Firebrake ZB, 2- Methylimidazole., dihydroquinoline, send into screw extruder after stirring, screw speed is 45r/min , barrel temperature is 190 ℃；
( 4 ) material is again by merging core and die head moulding after screw extruder is extruded, the temperature of merging core controls 165 DEG C, the temperature of die head is 220 DEG C, obtain product.
The performance test results such as table of the plastic pipe of the mildew-resistant environmental protection prepared 1 Shown in.
By embodiment 1-4 And comparative example 1-2 Mildew-resistant environmental protection plastic pipe respectively according to GB/T24128-2009 Test its fungus growth situation ( 0-4 Represent successively do not grow, Trace growth, a small amount of growth, moderate growth, severe growth), and measure its environmental-protecting performance.
Table 1
Aspergillus Niger Growth grade Penicillium funiculosum growth grade Volatilization gas environmental effect
Embodiment 1 0 0 Atomic weak
Embodiment 2 1 1 Atomic weak
Embodiment 3 0 0 Atomic weak
Embodiment 4 1 1 Atomic weak
Comparative example 1 2 2 Faint
Comparative example 2 3 3 Faint
The present invention is with polystyrene, high density polyethylene (HDPE), isophorone diisocyanate, pentaerythritol stearate, rosin resin, double Lauryl Alcohol ester as main component, by adding poly alkylene glycol, DEDB, triethylene tetramine, Aloe extract, Firebrake ZB, sclerosing agent, antioxidant, be aided with heating, stir, be incubated, lower the temperature, extrude, the technique such as moulding, the plastic pipe being prepared from is made to possess excellent anti-mold effect and environmental-protecting performance, application prospect is good, has good social benefit.
The foregoing is only embodiments of the invention; not thereby the scope of the claims of the present invention is limited; every equivalent structure utilizing description of the invention content to be made or equivalence flow process conversion; or directly or indirectly it is used in other relevant technical fields, the most in like manner it is included in the scope of patent protection of the present invention。

Claims (5)

1. the plastic pipe of a mildew-resistant environmental protection, it is characterised in that: it is prepared by the raw materials in: polystyrene 40-50 part, high density polyethylene (HDPE) 35-45 part, isophorone diisocyanate 30-40 part, pentaerythritol stearate 30-40 part, rosin resin 25-35 part, double Lauryl Alcohol ester 15-25 part, poly alkylene glycol 10-20 part, DEDB 10-20 part, triethylene tetramine 5-15 part, Aloe extract 5-15 part, Firebrake ZB 3-5 part, sclerosing agent 1-3 part, antioxidant 1-3 part.
The plastic pipe of mildew-resistant environmental protection the most according to claim 1, it is characterised in that: one or more in hexamethylenetetramine, tert-butyl peroxy base ethane, 2-methylimidazole of described sclerosing agent.
The plastic pipe of mildew-resistant environmental protection the most according to claim 1, it is characterised in that: described antioxidant selected from antioxidant BHT, 2, one or more in 6-di-tert-butyl-4-sec-butyl phenol, dihydroquinoline.
4. according to the preparation method of the plastic pipe of the arbitrary described mildew-resistant environmental protection of claims 1 to 3, it is characterised in that comprise the following steps:
(1) each raw material is weighed according to described weight portion；
(2) by polystyrene, high density polyethylene (HDPE), isophorone diisocyanate, pentaerythritol stearate, rosin resin, the mixing of double Lauryl Alcohol ester, it is heated to 110～120 DEG C, stir, it is subsequently added poly alkylene glycol, DEDB, triethylene tetramine, stir, it is continuously heating to 170～180 DEG C, insulation reaction 2 hours；
(3) mixture of warm reaction is cooled to 130～140 DEG C, adds Aloe extract, Firebrake ZB, sclerosing agent, antioxidant, after stirring, send into screw extruder；
(4) material is again by merging core and die head moulding after screw extruder is extruded, and the temperature of merging core controls at 160-165 DEG C, and the temperature of die head is 210-220 DEG C, obtains product.
The preparation method of the plastic pipe of mildew-resistant environmental protection the most according to claim 4, it is characterised in that in described step (3), the screw speed of screw extruder is 35～45r/min, barrel temperature is 180～190 DEG C.
CN201610292256.3A 2016-05-05 2016-05-05 Environment-friendly mouldproof plastic pipe and preparation method thereof Withdrawn CN105733115A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610292256.3A CN105733115A (en) 2016-05-05 2016-05-05 Environment-friendly mouldproof plastic pipe and preparation method thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201610292256.3A CN105733115A (en) 2016-05-05 2016-05-05 Environment-friendly mouldproof plastic pipe and preparation method thereof

Publications (1)

Publication Number Publication Date
CN105733115A true CN105733115A (en) 2016-07-06

Family

ID=56288044

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201610292256.3A Withdrawn CN105733115A (en) 2016-05-05 2016-05-05 Environment-friendly mouldproof plastic pipe and preparation method thereof

Country Status (1)

Country Link
CN (1) CN105733115A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108003434A (en) * 2017-12-21 2018-05-08 吴江市强塑阀门管件厂 A kind of plastic pipe preparation method and applications suitable for hyperbaric environment

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104910537A (en) * 2015-06-17 2015-09-16 陈新棠 Plastic pipe

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104910537A (en) * 2015-06-17 2015-09-16 陈新棠 Plastic pipe

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108003434A (en) * 2017-12-21 2018-05-08 吴江市强塑阀门管件厂 A kind of plastic pipe preparation method and applications suitable for hyperbaric environment

Similar Documents

Publication Publication Date Title
CN102863712B (en) High shock resistant PVC tubular product and preparation method thereof
CN102559009B (en) Low temperature antibacterial heavy-duty fusion-bonded epoxy powder coating and preparation method thereof
CN113956561B (en) Anti-aging PE coil pipe and preparation method thereof
CN103772880A (en) ABS/PET material for extrusion process and preparation method of ABS/PET material
CN105713315A (en) Formula for synthesizing novel high-polymer fiber composite materials
CN104017304B (en) Cold-resistant sheath material and cable
CN102746551A (en) Fluoropolymer processing aid modified drip irrigation belt
CN105733115A (en) Environment-friendly mouldproof plastic pipe and preparation method thereof
CN104371174A (en) Acid-corrosion-resistant medical alloy material and preparation method thereof
CN103146133A (en) Anti-photoaging nano TiO2/ABS (acrylonitrile-butadiene-styrene) composite material and preparation method thereof
CN103772881A (en) Weather-proof flame retardant ABS/PET material for extrusion process and preparation method of ABS/PET material
CN103450540A (en) Special polyethylene material for 3PE corrosion prevention and preparation method thereof
CN103467840A (en) Modified polypropylene material and preparation method and uses thereof
CN103160006A (en) Polyethylene resin composition special for pipes
CN105733113A (en) Plastic pipe used for electric power and preparation method thereof
CN104448585A (en) Technology for processing ethylene propylene diene monomer rubber/polypropylene/lignin composite material
CN104553194A (en) Novel coated co-extruded wood plastic composite material and preparation method thereof
CN102766288A (en) HDPE (High-Density Polyethylene) tubular product formula
CN105733114A (en) Acid-base and oxidation resistant plastic pipe and preparation method thereof
CN103788549B (en) Composite plastic of a kind of acid and alkali-resistance moisture-proof and preparation method thereof
CN104327308A (en) Degradable PVC plastic
CN105885263A (en) Plastic pipe added with carboxymethylcellulose and preparation method of plastic pipe
CN115895141A (en) Weather-resistant high-temperature-resistant PVC modified plastic and preparation method thereof
CN106947144A (en) A kind of wear-resisting PE plastic pipes of antibacterial
CN105670234A (en) Plastic fiber pipeline composite material and preparation method thereof

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
WW01 Invention patent application withdrawn after publication
WW01 Invention patent application withdrawn after publication

Application publication date: 20160706