CN107286434A - A kind of hyper-dispersant surface activation process nanometer carbon black strengthens HDPE water-feeding pipes - Google Patents

A kind of hyper-dispersant surface activation process nanometer carbon black strengthens HDPE water-feeding pipes Download PDF

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Publication number
CN107286434A
CN107286434A CN201710594696.9A CN201710594696A CN107286434A CN 107286434 A CN107286434 A CN 107286434A CN 201710594696 A CN201710594696 A CN 201710594696A CN 107286434 A CN107286434 A CN 107286434A
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carbon black
dispersant
feeding pipes
hyper
water
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汪进南
刘俊峰
汪燕飞
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Anhui Jie Lantech New Material Co Ltd
Anhui Glant New Material Co Ltd
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Anhui Jie Lantech New Material Co Ltd
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Priority to CN201710594696.9A priority Critical patent/CN107286434A/en
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    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
    • C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
    • C08L23/04—Homopolymers or copolymers of ethene
    • C08L23/06—Polyethene
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B7/00—Mixing; Kneading
    • B29B7/002—Methods
    • B29B7/005—Methods for mixing in batches
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B7/00—Mixing; Kneading
    • B29B7/02—Mixing; Kneading non-continuous, with mechanical mixing or kneading devices, i.e. batch type
    • B29B7/22—Component parts, details or accessories; Auxiliary operations
    • B29B7/28—Component parts, details or accessories; Auxiliary operations for measuring, controlling or regulating, e.g. viscosity control
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/92—Measuring, controlling or regulating
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J3/00—Processes of treating or compounding macromolecular substances
    • C08J3/20—Compounding polymers with additives, e.g. colouring
    • C08J3/22—Compounding polymers with additives, e.g. colouring using masterbatch techniques
    • C08J3/226—Compounding polymers with additives, e.g. colouring using masterbatch techniques using a polymer as a carrier
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92504—Controlled parameter
    • B29C2948/92704—Temperature
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2023/00—Tubular articles
    • B29L2023/22—Tubes or pipes, i.e. rigid
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2323/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
    • C08J2323/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
    • C08J2323/04—Homopolymers or copolymers of ethene
    • C08J2323/06—Polyethene
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2423/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
    • C08J2423/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
    • C08J2423/04—Homopolymers or copolymers of ethene
    • C08J2423/06—Polyethene
    • 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
    • C08K2201/011—Nanostructured additives
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2201/00—Properties
    • C08L2201/08—Stabilised against heat, light or radiation or oxydation
    • 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
    • C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
    • C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
    • 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
    • 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

Abstract

Strengthen HDPE water-feeding pipes the invention discloses a kind of hyper-dispersant surface activation process nanometer carbon black, to possess specific surface area big for nanometer carbon black in bloom black agglomerate obtained by the present invention, colorability is strong, good light stability, enhancing effect clear advantage, is obviously improved using the HDPE plumbing tubing obtained by bloom black agglomerate of the present invention in terms of intensity, anti-oxidant degree and hydrostatic strength.

Description

A kind of hyper-dispersant surface activation process nanometer carbon black strengthens HDPE water-feeding pipes
Technical field
The present invention relates to building materials technology field, and in particular to a kind of hyper-dispersant surface activation process nanometer carbon black enhancing HDPE water-feeding pipes.
Background technology
Conventional H DPE water-feeding pipes are in process of production, general to be produced using HDPE resin and black masterbatch blending extrusion, but Due to the nonpolar and hydrophily of black carbon surface, easily reunite and the moisture absorption during processing storage, cause to polymerize in HDPE It is difficult in thing dispersed, hence it is evident that the performance such as intensity, oxidation induction time and hydrostatic strength of influence tubing.
The content of the invention
To solve the above problems, the present invention proposes a kind of hyper-dispersant surface activation process nanometer carbon black enhancing HDPE feedwater Tubing.
To realize the object of the invention, the technical scheme of use is：A kind of hyper-dispersant surface activation process nanometer carbon black increases Strong HDPE water-feeding pipes, the preparation methods of the nanometer carbon black enhancing HDPE water-feeding pipes includes nano carbon black surface treatment, black The preparation of Masterbatch, 4 steps of the extrusion molding of water-feeding pipes and material properties test, the HDPE water-feeding pipes include HDPE Resin 90%~95% and bloom black agglomerate 5%~10%, the bloom black agglomerate include HDPE resin 40%~60%, Nanometer carbon black 30%~50%, lubricant 2%~5%, processing aid 3%~8%, antioxidant 1%~3% and light after processing Stabilizer 2%~4%, the nanometer carbon black after the processing includes nanometer carbon black 80%~90%, TPO hyper-dispersant 5% ~10%, graft copolymerization species hyper-dispersant 2%~6% and surface synergist 1%~5%.
It is preferred that, the TPO hyper-dispersant is Tri- n -butyltin methacrylate dispersant and end group polyisobutene class point Powder, the graft copolymerization species hyper-dispersant is water-soluble polymer dispersant and emulsion dispersion agent.
It is preferred that, the lubricant is polyolefin oligomer, silane coupler, titanate coupling agent and Aluminate coupling Agent, the processing aid is organosilane crosslinked polyethylene copolymer, polyethylene graft copolymer, fluorine free polymer, methacrylic acid Esters and maleic anhydride and its grafting species.
It is preferred that, the antioxidant is Hinered phenols antioxidant, suffocated amine antioxidant, phosphite ester kind antioxidant and resisted Hydrolytic reagent, the light stabilizer is Benzotriazole Ultraviolet Stabilizer.
It is preferred that, the preparation method of the HDPE water-feeding pipes is as follows：
1) nano carbon blacks are surface-treated：Nanometer carbon black and hyper-dispersant are weighed in proportion, will by way of high speed winds are sent Nanometer carbon black is uniformly delivered in homogenizer, the side under constant temperature stirring by surface synergist, hyper-dispersant to be atomized Formula is added, and is continued constant temperature stirring, is fully infiltrated nanometer carbon black powder, is finally filtered, washs, is dried, crushes and store everywhere Nanometer carbon black after reason；
2) preparation of black agglomerates：By the nanometer carbon black after the ratio weighing processing of bloom black agglomerate, HDPE trees Fat, lubricant, antioxidant and light stabilizer are uniformly mixed, and will be molded into improving uniformity of melt by banbury banburying after mixing Improving uniformity of melt afterwards is by single screw extrusion machine extruding pelletization, using the mode pelletizing such as water cooling bracing pelletizing or Water-circulating thermal cutting, system Obtain bloom black agglomerate；
3) extrusion molding of water-feeding pipes：By the ratio of HDPE water-feeding pipes weigh obtained black agglomerate and HDPE resin, by single screw extrusion machine extruding pipe material type embryo, passes through calibration sleeve, cooling water tank, hauling machine, cutting machine and turnover panel Erection prepares to obtain and installs PTFE Type germ ring additional at shaping pipe, tube extrusion mouth mold, with improve tube surfaces glossiness and Brightness.
4) material properties tests:The HDPE water-feeding pipes produced through above process are tested it respectively using test equipment Tensile strength >=25MPa, tests it and welds tensile strength >=25MPa, test its elongation at break >=600%, test its carbon black Content 2%~3%, tests its oxidation induction time (200 DEG C) >=80min, tests its longitudinal welds≤2%, test its carbon Black scattered grade≤grade 2, test its surface brightness >=60 ° and test its it is hydrostatic whether do not rupture it is non-leakage.
It is preferred that, melt index of the HDPE resin when rated temperature is 190 DEG C and rated load is 5kg is 0.25 ~0.4g/10min.
It is preferred that, the constant temperature constant speed stirring reaction time in the bloom HDPE water-feeding pipes forming methods in step 1 sets It is set to 0.5~1h.
It is preferred that, the mixing temperature in the bloom HDPE water-feeding pipes forming methods in step 2 be set to 125 DEG C~ 145 DEG C, mixing time is set to 6~12min.
It is preferred that, the extruding pelletization temperature setting in the bloom HDPE water-feeding pipes forming methods in step 2 is 165 DEG C ~180 DEG C.
It is preferred that, the Single screw extrusion temperature setting in the bloom HDPE water-feeding pipes forming methods in step 3 is 180 ~195 DEG C, mold temperature is set to 190~210 DEG C.
Beneficial effects of the present invention are：Hyper-dispersant surface activation process nanometer carbon black of the present invention strengthens HDPE water-feeding pipes In rational raw material selection, rational raw material ratio, nanometer carbon black, which possesses, in obtained bloom black agglomerate compares surface Product is big, and colorability is strong, good light stability, enhancing effect clear advantage, using obtained by bloom black agglomerate of the present invention HDPE plumbing tubing is obviously improved in terms of intensity, anti-oxidant degree and hydrostatic strength.
Brief description of the drawings
Fig. 1 is that hyper-dispersant surface activation process nanometer carbon black of the present invention strengthens the raw material ratio of HDPE water-feeding pipes Table.
Fig. 2 is that hyper-dispersant surface activation process nanometer carbon black of the present invention strengthens the preparation method technique of HDPE water-feeding pipes Flow chart.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.It is based on Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made Embodiment, belongs to the scope of protection of the invention.
Refer to shown in Fig. 1, the technical solution adopted by the present invention is：A kind of hyper-dispersant surface activation process nanometer carbon black Strengthen HDPE water-feeding pipes, the nanometer carbon black enhancing HDPE water-feeding pipes matching methods are as follows：
Embodiment 1
Bloom HDPE water-feeding pipes raw material proportionings：HDPE resin 90% and bloom black agglomerate 10%；Bloom black agglomerate Raw material proportioning is nanometer carbon black 38%, lubricant 5%, processing aid 3%, the and of antioxidant 2% after HDPE resin 48%, processing Light stabilizer 4%；Nanometer carbon black raw material proportioning after processing is nanometer carbon black 81%, TPO hyper-dispersant 10%, grafting Copolymer analog hyper-dispersant 6% and surface synergist 3%.
Wherein, TPO hyper-dispersant is end group polyisobutene class dispersant；Graft copolymerization species hyper-dispersant is water Soluble macromolecular dispersant；Lubricant is polyolefin oligomer；Processing aid is organosilane crosslinked polyethylene copolymer；Antioxidant is Hinered phenols antioxidant；Light stabilizer is Benzotriazole Ultraviolet Stabilizer.
Embodiment 2
Bloom HDPE water-feeding pipes raw material proportionings：HDPE resin 95% and bloom black agglomerate 5%；Bloom black agglomerate is former Material proportioning is nanometer carbon black 40%, lubricant 2%, processing aid 3%, antioxidant 2% and the light after HDPE resin 50%, processing Stabilizer 3%；Nanometer carbon black raw material proportioning after processing is nanometer carbon black 85%, TPO hyper-dispersant 10%, is grafted altogether Polymers class hyper-dispersant 2% and surface synergist 3%.
Wherein, TPO hyper-dispersant is Tri- n -butyltin methacrylate dispersant；Graft copolymerization species hyper-dispersant is Emulsion dispersion agent；Lubricant is silane coupler；Processing aid is polyethylene graft copolymer；Antioxidant is hindered amines antioxygen Agent；Light stabilizer is Benzotriazole Ultraviolet Stabilizer.
Embodiment 3
Bloom HDPE water-feeding pipes raw material proportionings：HDPE resin 94% and bloom black agglomerate 6%；Bloom black agglomerate is former Material proportioning is nanometer carbon black 39%, lubricant 2%, processing aid 3%, antioxidant 1% and the light after HDPE resin 51%, processing Stabilizer 4%；Nanometer carbon black raw material proportioning after processing is nanometer carbon black 81%, TPO hyper-dispersant 10%, is grafted altogether Polymers class hyper-dispersant 6% and surface synergist 3%.
Wherein, TPO hyper-dispersant is Tri- n -butyltin methacrylate dispersant；Graft copolymerization species hyper-dispersant is Water-soluble polymer dispersant；Lubricant is titanate coupling agent；Processing aid is methyl acrylic ester；Antioxidant is phosphorous Acid esters kind antioxidant；Light stabilizer is Benzotriazole Ultraviolet Stabilizer.
Embodiment 4
Bloom HDPE water-feeding pipes raw material proportionings：HDPE resin 92% and bloom black agglomerate 8%；Bloom black agglomerate is former Material proportioning is nanometer carbon black 41%, lubricant 2%, processing aid 3%, antioxidant 3% and the light after HDPE resin 49%, processing Stabilizer 2%；Nanometer carbon black raw material proportioning after processing is nanometer carbon black 88%, TPO hyper-dispersant 6%, graft copolymerization Species hyper-dispersant 3% and surface synergist 3%.
Wherein, TPO hyper-dispersant is end group polyisobutene class dispersant；Graft copolymerization species hyper-dispersant is breast Liquid dispersant；Lubricant is aluminate coupling agent；Processing aid is maleic anhydride and its grafting species；Antioxidant is Hinered phenols Antioxidant；Light stabilizer is Benzotriazole Ultraviolet Stabilizer.
Refer to shown in Fig. 2, the technical solution adopted by the present invention is：A kind of hyper-dispersant surface activation process nanometer carbon black Strengthen HDPE water-feeding pipes, the preparation method of the HDPE water-feeding pipes is as follows：
1) nano carbon blacks are surface-treated：Nanometer carbon black and hyper-dispersant are weighed in proportion, will by way of high speed winds are sent Nanometer carbon black is uniformly delivered in homogenizer, the side under constant temperature stirring by surface synergist, hyper-dispersant to be atomized Formula is added, and is continued constant temperature stirring, is fully infiltrated nanometer carbon black powder, is finally filtered, washs, is dried, crushes and store everywhere Nanometer carbon black after reason；
2) preparation of black agglomerates：By the nanometer carbon black after the ratio weighing processing of bloom black agglomerate, HDPE trees Fat, lubricant, antioxidant and light stabilizer are uniformly mixed, and will be molded into improving uniformity of melt by banbury banburying after mixing Improving uniformity of melt afterwards is by single screw extrusion machine extruding pelletization, using the mode pelletizing such as water cooling bracing pelletizing or Water-circulating thermal cutting, system Obtain bloom black agglomerate；
3) extrusion molding of water-feeding pipes：By the ratio of HDPE water-feeding pipes weigh obtained black agglomerate and HDPE resin, by single screw extrusion machine extruding pipe material type embryo, passes through calibration sleeve, cooling water tank, hauling machine, cutting machine and turnover panel Erection prepares to obtain and installs PTFE Type germ ring additional at shaping pipe, tube extrusion mouth mold, with improve tube surfaces glossiness and Brightness.
4) material properties tests:The HDPE water-feeding pipes produced through above process are tested it respectively using test equipment Tensile strength >=25MPa, tests it and welds tensile strength >=25MPa, test its elongation at break >=600%, test its carbon black Content 2%~3%, tests its oxidation induction time (200 DEG C) >=80min, tests its longitudinal welds≤2%, test its carbon Black scattered grade≤grade 2, test its surface brightness >=60 ° and test its it is hydrostatic whether do not rupture it is non-leakage.
Further, melt index of the HDPE resin when rated temperature is 190 DEG C and rated load is 5kg is 0.25~0.4g/10min.
Further, the constant temperature constant speed stirring reaction time in the bloom HDPE water-feeding pipes forming methods in step 1 It is set to 0.5~1h.
Further, the mixing temperature in the bloom HDPE water-feeding pipes forming methods in step 2 be set to 125 DEG C~ 145 DEG C, mixing time is set to 6~12min.
Further, the extruding pelletization temperature setting in the bloom HDPE water-feeding pipes forming methods in step 2 is 165 DEG C~180 DEG C.
Further, the Single screw extrusion temperature setting in the bloom HDPE water-feeding pipes forming methods in step 3 is 180~195 DEG C, mold temperature is set to 190~210 DEG C.
In the present invention, it is rational in hyper-dispersant surface activation process nanometer carbon black enhancing HDPE water-feeding pipes of the present invention Raw material are selected, rational raw material ratio, and nanometer carbon black possesses specific surface area greatly in obtained bloom black agglomerate, coloring Ability is strong, and good light stability, enhancing effect clear advantage utilizes the HDPE plumbing obtained by bloom black agglomerate of the present invention Tubing is obviously improved in terms of intensity, anti-oxidant degree and hydrostatic strength.
Although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with A variety of changes, modification can be carried out to these embodiments, replace without departing from the principles and spirit of the present invention by understanding And modification, the scope of the present invention is defined by the appended.

Claims (10)

1. a kind of hyper-dispersant surface activation process nanometer carbon black strengthens HDPE water-feeding pipes, it is characterised in that：The nano-sized carbon The preparation method of black enhancing HDPE water-feeding pipes include nano carbon black surface treatment, the preparation of black agglomerate, water-feeding pipes it is crowded Go out shaping and 4 steps of material properties test, the HDPE water-feeding pipes include HDPE resin 90%~95% and bloom black Master batch 5%~10%, the bloom black agglomerate include HDPE resin 40%~60%, processing after nanometer carbon black 30%~ 50%th, lubricant 2%~5%, processing aid 3%~8%, antioxidant 1%~3% and light stabilizer 2%~4%, the place Nanometer carbon black after reason includes nanometer carbon black 80%~90%, TPO hyper-dispersant 5%~10%, graft copolymerization species and surpassed Dispersant 2%~6% and surface synergist 1%~5%.
2. hyper-dispersant surface activation process nanometer carbon black according to claim 1 strengthens HDPE water-feeding pipes, its feature It is：The TPO hyper-dispersant be Tri- n -butyltin methacrylate dispersant and end group polyisobutene class dispersant, it is described Graft copolymerization species hyper-dispersant is water-soluble polymer dispersant and emulsion dispersion agent.
3. hyper-dispersant surface activation process nanometer carbon black according to claim 1 strengthens HDPE water-feeding pipes, its feature It is：The lubricant is polyolefin oligomer, silane coupler, titanate coupling agent and aluminate coupling agent, the processing Auxiliary agent is organosilane crosslinked polyethylene copolymer, polyethylene graft copolymer, fluorine free polymer, methyl acrylic ester and maleic acid Acid anhydride and its grafting species.
4. hyper-dispersant surface activation process nanometer carbon black according to claim 1 strengthens HDPE water-feeding pipes, its feature It is：The antioxidant is Hinered phenols antioxidant, suffocated amine antioxidant, phosphite ester kind antioxidant and hydrolysis-resisting agent, institute Light stabilizer is stated for Benzotriazole Ultraviolet Stabilizer.
5. hyper-dispersant surface activation process nanometer carbon black according to claim 1 strengthens HDPE water-feeding pipes, its feature It is：The preparation method of the HDPE water-feeding pipes is as follows：
1) nano carbon blacks are surface-treated：Nanometer carbon black and hyper-dispersant are weighed in proportion, by nanometer by way of high speed winds are sent Carbon black is uniformly delivered in homogenizer, is added surface synergist, hyper-dispersant in the way of being atomized under constant temperature stirring Enter, continue constant temperature stirring, fully infiltrate nanometer carbon black powder, finally filter, wash, drying, crushing and storage is obtained after processing Nanometer carbon black；
2) preparation of black agglomerates：By bloom black agglomerate ratio weighing processing after nanometer carbon black, HDPE resin, Lubricant, antioxidant and light stabilizer are uniformly mixed, by banbury banburying into improving uniformity of melt after mixing, after shaping Improving uniformity of melt is by single screw extrusion machine extruding pelletization, using the mode pelletizing such as water cooling bracing pelletizing or Water-circulating thermal cutting, and height is made Light black agglomerate；
3) extrusion molding of water-feeding pipes：Obtained black agglomerate and HDPE trees are weighed by the ratio of HDPE water-feeding pipes Fat, by single screw extrusion machine extruding pipe material type embryo, passes through calibration sleeve, cooling water tank, hauling machine, cutting machine and Overturnable-plate frame equipment It is made at shaping pipe, tube extrusion mouth mold and installs PTFE Type germ ring additional, improves tube surfaces glossiness and brightness.
4) material properties tests:The HDPE water-feeding pipes produced through above process are tested into its stretching using test equipment respectively Intensity >=25MPa, tests it and welds tensile strength >=25MPa, test its elongation at break >=600%, test its carbon black content 2%~3%, its oxidation induction time (200 DEG C) >=80min is tested, its longitudinal welds≤2% is tested, its carbon black point is tested Dissipate grade≤grade 2, test its surface brightness >=60 ° and test its it is hydrostatic whether do not rupture it is non-leakage.
6. hyper-dispersant surface activation process nanometer carbon black strengthens HDPE water-feeding pipes according to claim 1 or 5, it is special Levy and be：Melt index of the HDPE resin when rated temperature is 190 DEG C and rated load is 5kg is 0.25~0.4g/ 10min。
7. hyper-dispersant surface activation process nanometer carbon black according to claim 5 strengthens HDPE water-feeding pipes, its feature It is：Constant temperature constant speed stirring reaction set of time in the bloom HDPE water-feeding pipes forming methods in step 1 for 0.5~ 1h。
8. hyper-dispersant surface activation process nanometer carbon black according to claim 5 strengthens HDPE water-feeding pipes, its feature It is：Mixing temperature in the bloom HDPE water-feeding pipes forming methods in step 2 is set to 125 DEG C~145 DEG C, during banburying Between be set to 6~12min.
9. hyper-dispersant surface activation process nanometer carbon black according to claim 5 strengthens HDPE water-feeding pipes, its feature It is：Extruding pelletization temperature setting in the bloom HDPE water-feeding pipes forming methods in step 2 is 165 DEG C~180 DEG C.
10. hyper-dispersant surface activation process nanometer carbon black according to claim 5 strengthens HDPE water-feeding pipes, its feature It is：Single screw extrusion temperature setting in the bloom HDPE water-feeding pipes forming methods in step 3 is 180~195 DEG C, mould It is 190~210 DEG C to have temperature setting.
CN201710594696.9A 2017-07-20 2017-07-20 A kind of hyper-dispersant surface activation process nanometer carbon black strengthens HDPE water-feeding pipes Pending CN107286434A (en)

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109081980A (en) * 2018-06-29 2018-12-25 广西金盛科技发展有限公司 HDPE co-extrusion feed pipe
CN109337232A (en) * 2018-08-28 2019-02-15 广东德塑科技集团有限公司 High tough PVC pipe of high glaze and preparation method thereof
CN111004429A (en) * 2019-12-27 2020-04-14 安徽杰蓝特新材料有限公司 Preparation method of nano carbon black reinforced HDPE water supply pipe
CN114805995A (en) * 2022-04-27 2022-07-29 安踏（中国）有限公司 High-luminosity long-afterglow luminous EVA (ethylene-vinyl acetate copolymer) foamed sole as well as preparation method and application thereof

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103568240A (en) * 2013-07-17 2014-02-12 扬州巨业耐磨复合材料有限责任公司 Extruding and forming method of polyethylene pipe for water supply

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103568240A (en) * 2013-07-17 2014-02-12 扬州巨业耐磨复合材料有限责任公司 Extruding and forming method of polyethylene pipe for water supply

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109081980A (en) * 2018-06-29 2018-12-25 广西金盛科技发展有限公司 HDPE co-extrusion feed pipe
CN109337232A (en) * 2018-08-28 2019-02-15 广东德塑科技集团有限公司 High tough PVC pipe of high glaze and preparation method thereof
CN109337232B (en) * 2018-08-28 2020-10-30 广东德塑科技集团有限公司 High-gloss high-toughness PVC (polyvinyl chloride) pipe and preparation method thereof
CN111004429A (en) * 2019-12-27 2020-04-14 安徽杰蓝特新材料有限公司 Preparation method of nano carbon black reinforced HDPE water supply pipe
CN111004429B (en) * 2019-12-27 2022-05-17 安徽杰蓝特新材料有限公司 Preparation method of nano carbon black reinforced HDPE water supply pipe
CN114805995A (en) * 2022-04-27 2022-07-29 安踏（中国）有限公司 High-luminosity long-afterglow luminous EVA (ethylene-vinyl acetate copolymer) foamed sole as well as preparation method and application thereof

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Application publication date: 20171024