CN104629222A - High-intensity high-modulus high-weather-resistance co-extruded long glass fiber reinforced PVC and ASA pipe and preparation method thereof - Google Patents
High-intensity high-modulus high-weather-resistance co-extruded long glass fiber reinforced PVC and ASA pipe and preparation method thereof Download PDFInfo
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- CN104629222A CN104629222A CN201510098663.6A CN201510098663A CN104629222A CN 104629222 A CN104629222 A CN 104629222A CN 201510098663 A CN201510098663 A CN 201510098663A CN 104629222 A CN104629222 A CN 104629222A
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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
- C08L27/00—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 a halogen; Compositions of derivatives of such polymers
- C08L27/02—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 a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L27/04—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 a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment containing chlorine atoms
- C08L27/06—Homopolymers or copolymers of vinyl chloride
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- 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
- B29C48/16—Articles comprising two or more components, e.g. co-extruded layers
- B29C48/18—Articles comprising two or more components, e.g. co-extruded layers the components being layers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B27/08—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/30—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/30—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers
- B32B27/304—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers comprising vinyl halide (co)polymers, e.g. PVC, PVDC, PVF, PVDF
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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
- C08L51/00—Compositions of graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bonds; Compositions of derivatives of such polymers
- C08L51/003—Compositions of graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bonds; Compositions of derivatives of such polymers grafted on to macromolecular compounds obtained by reactions only involving unsaturated carbon-to-carbon bonds
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L9/00—Rigid pipes
- F16L9/12—Rigid pipes of plastics with or without reinforcement
- F16L9/133—Rigid pipes of plastics with or without reinforcement the walls consisting of two layers
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- 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
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2237—Oxides; Hydroxides of metals of titanium
- C08K2003/2241—Titanium dioxide
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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
- C08L2203/00—Applications
- C08L2203/18—Applications used for pipes
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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
- 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
Abstract
The invention discloses a high-intensity high-modulus high-weather-resistance co-extruded long glass fiber reinforced PVC and ASA pipe and a preparation method thereof. According to the preparation method disclosed by the invention, long glass fiber reinforced PVC and ASA are taken as base materials to prepare a pipe material by a unique prescription and a unique production process; the prepared pipe material satisfies the requirements of high intensity, high modulus and high performance and is also quite good in weather resistance; moreover, the high-intensity high-modulus high-weather-resistance co-extruded long glass fiber reinforced PVC and ASA pipe disclosed by the invention is free of heavy metal components, free of human body harm, free of environment pollution, capable of realizing the aim of health protection and environmental protection and quite good in environmental protection effect. The high-intensity high-modulus high-weather-resistance co-extruded long glass fiber reinforced PVC and ASA pipe disclosed by the invention is simple, easy to implement, wide in material source, low in cost and good in using effect.
Description
Technical field
The present invention relates to technical field of polymer materials, especially a kind of high strength and modulus high durable co-extrusion long glass fiber reinforced PVC and ASA manages and preparation method thereof.
Background technology
Polyvinyl chloride pipe is with its excellent resistant to chemical media aggressiveness, mechanical mechanics property, good hydraulic performance, and feature convenient for installation and maintenance, therefore, polyvinyl chloride pipe progressively replaces traditional concrete duct and cast-iron pipe in feedwater field, and then obtains fast development.Along with the development of science and technology, the raising of people's living standard, the requirement of people to polyvinyl chloride pipe is more and more higher, not only requires that polyvinyl chloride pipe has the contour performance of high strength and modulus, and has very high requirement to the composition of polyvinyl chloride pipe; Long fiber reinforcement polyvinyl chloride has the excellent performance such as high strength, high-modulus, high thermal stability and can meet people to high-performance and pursue, and when preparing high strength and modulus long fiber reinforcement polyvinyl chloride pipe, uses long glass fiber reinforced polyvinyl chloride master batch; And at some under the exigent environment of weathering resistance, the weathering resistance that prepared tubing will have, and ASA material main component is ASA resin, the terpolymer be made up of vinyl cyanide (A), vinylbenzene (S) and acrylate (A).Compared with ABS resin, instead of divinyl rubber owing to introducing not double bond containing acrylic elastomer, thus weathering resistance has had essential improvement, therefore, use the ASA with good weatherability properties to prepare the skin of tubing, the requirement for tubing weathering resistance can well be solved.At present, one of the water quality of tap water and the security of water pipe focus of also just having become people to pay close attention to.But Recent study finds the heavy metal contamination that directly can cause tap water as the lead salt precipitation of PVC thermo-stabilizer.After underground imbedded by the PVC tubing of every use lead salt stabilizer, all can there is heavy metals exceeding standard phenomenon in the soil of tube periphery, as can be seen here, leaded PVC tubing can endanger the healthy of people, the high strength and modulus polyvinyl chloride of gained of the present invention and styrene-acrylonitrile-acrylic rubber tubing is not containing heavy metal component such as harmful lead, can not damage human body, can not pollute environment, reach object that is healthy and environmental protection.
Summary of the invention
The object of the invention is: provide a kind of high strength and modulus high durable co-extrusion long glass fiber reinforced PVC and ASA to manage and preparation method thereof, it not only can meet the demands in mechanical property, and weathering resistance is good, simultaneously not containing heavy metal component such as harmful lead, can not pollute environment, to overcome the deficiencies in the prior art.
The present invention is achieved in that high strength and modulus high durable co-extrusion long glass fiber reinforced PVC and ASA manages, it is made up of inner tube and outer tube, calculate according to the mass fraction, inner tube comprises 90-110 part long glass fiber reinforced polyvinyl chloride, 4-6 part stearic acid, 30-40 part light calcium carbonate, 0.4-0.6 part organotin, 0.4-0.6 part paraffin and 0.4-0.6 part titanium dioxide; Skin comprises 90-110 part styrene-acrylonitrile-acrylic rubber multipolymer, 4-6 part stearic acid, 30-40 part light calcium carbonate, 1-3 part acrylic elastomer, 4-6 part dibutyl tin laurate, 8-12 part organotin, 0.1-0.3 part paraffin and 0.4-0.6 part titanium dioxide.
8-12 part whitening agent is also comprised in inner tube.
8-12 part whitening agent is also comprised, 0.1-0.3 part UV absorption agent and 0.4-0.6 part oxidation inhibitor in outer tube.
The preparation method of high strength and modulus high durable co-extrusion PVC and ASA pipe, comprises the preparation of inner tube and outer tube; The preparation of inner tube is: by above-mentioned mass fraction, long glass fiber reinforced polyvinyl chloride, stearic acid, light calcium carbonate, organotin, paraffin and titanium dioxide are poured in mixer and carries out batch mixing, first at 100-120 DEG C, mediate 4-8 minute, then coldly mix 35-45 DEG C of blanking, adopt twin screw extruder to extrude; The preparation of outer tube is: by above-mentioned mass fraction, styrene-acrylonitrile-acrylic rubber multipolymer, stearic acid, light calcium carbonate, acrylic elastomer, dibutyl tin laurate, organotin, paraffin and titanium dioxide is poured in mixer and carries out batch mixing, first at 100-120 DEG C, mediate 4-8 minute, then coldly mix 35-45 DEG C of blanking, then add twin screw extruder and extrude; When inner tube and outer tube are extruded, adopt coextrusion processes, outer tube is coated on outside inner tube.
In the preparation of described inner tube, before batch mixing, also add 8-12 part whitening agent; In the preparation of described outer tube, before batch mixing, also add 8-12 part whitening agent, 0.1-0.3 part UV absorption agent and 0.4-0.6 part oxidation inhibitor.
Owing to have employed technique scheme, compared with prior art, the present invention increases PVC and ASA as base-material using roving glass fiber, and prepare tubing by the formula and processing technology of uniqueness, prepared tubing not only has the requirement of the contour performance of high strength and modulus, there is good weathering resistance simultaneously, and not containing heavy metal component in the high strength and modulus high-weatherability long glass fiber reinforced PVC invented and ASA pipe, can not damage human body, can not pollute environment, reach object that is healthy and environmental protection, there is good environment protecting.The present invention is simple, material source is extensive, with low cost, result of use is good.
Embodiment
Embodiments of the invention 1: high strength and modulus high durable co-extrusion long glass fiber reinforced PVC and ASA manages, it is made up of inner tube and outer tube, calculate according to the mass fraction, inner tube comprises 100 parts of long glass fiber reinforced polyvinyl chloride, 5 parts of stearic acid, 35 parts of light calcium carbonates, 0.5 part of organotin, 0.5 part of paraffin, 0.5 part of titanium dioxide and 10 parts of whitening agent; Skin comprises 100 parts of styrene-acrylonitriles-acrylic rubber multipolymer, 5 parts of stearic acid, 35 parts of light calcium carbonates, 2 parts of acrylic elastomers, 5 parts of dibutyl tin laurates, 10 parts of organotins, 0.1 part of paraffin, 0.5 part of titanium dioxide, 10 parts of whitening agent, 0.2 part of UV absorption agent and 0.5 part of oxidation inhibitor.
The preparation method of high strength and modulus high durable co-extrusion PVC and ASA pipe, comprises the preparation of inner tube and outer tube; The preparation of inner tube is: by above-mentioned mass fraction, long glass fiber reinforced polyvinyl chloride, stearic acid, light calcium carbonate, organotin, paraffin, titanium dioxide and whitening agent are poured in mixer and carries out batch mixing, first mediate 5 minutes at 110 DEG C, then coldly mix 40 DEG C of blankings, adopt twin screw extruder to extrude; The preparation of outer tube is: by above-mentioned mass fraction, styrene-acrylonitrile-acrylic rubber multipolymer, stearic acid, light calcium carbonate, acrylic elastomer, dibutyl tin laurate, organotin, paraffin, titanium dioxide, whitening agent, absorption agent and oxidation inhibitor is poured in mixer and carries out batch mixing, first mediate 5 minutes at 110 DEG C, then coldly mix 40 DEG C of blankings, then add twin screw extruder and extrude; When inner tube and outer tube are extruded, adopt coextrusion processes, outer tube is coated on outside inner tube.
Embodiments of the invention 2: high strength and modulus high durable co-extrusion long glass fiber reinforced PVC and ASA manages, it is made up of inner tube and outer tube, calculate according to the mass fraction, inner tube comprises 100 parts of long glass fiber reinforced polyvinyl chloride, 6 parts of stearic acid, 40 parts of light calcium carbonates, 0.4 part of organotin, 0.3 part of paraffin, 0.6 part of titanium dioxide and 12 parts of whitening agent; Skin comprises 100 parts of styrene-acrylonitriles-acrylic rubber multipolymer, 6 parts of stearic acid, 40 parts of light calcium carbonates, 3 parts of acrylic elastomers, 6 parts of dibutyl tin laurates, 12 parts of organotins, 0.3 part of paraffin, 0.6 part of titanium dioxide, 12 parts of whitening agent, 0.3 part of UV absorption agent and 0.4 part of oxidation inhibitor.
Preparation method is with embodiment 1.
Salient features is tested: carry out every test, its performance test results is as shown in table 1.
Test result according to table 1 can be learnt, adopt the preparation-obtained long glass fiber reinforced of technical scheme of the present invention to gather PVC and ASA pipe, compared with the polyvinyl chloride pipe of routine, its performance improves greatly, owing to not adding leaded heavy metal composition, solve people to the pursuit of health and safety.
Claims (5)
1. a high strength and modulus high durable co-extrusion long glass fiber reinforced PVC and ASA manages, it is characterized in that: it is made up of inner tube and outer tube, calculate according to the mass fraction, inner tube comprises 90-110 part long glass fiber reinforced polyvinyl chloride, 4-6 part stearic acid, 30-40 part light calcium carbonate, 0.4-0.6 part organotin, 0.4-0.6 part paraffin and 0.4-0.6 part titanium dioxide; Skin comprises 90-110 part styrene-acrylonitrile-acrylic rubber multipolymer, 4-6 part stearic acid, 30-40 part light calcium carbonate, 1-3 part acrylic elastomer, 4-6 part dibutyl tin laurate, 8-12 part organotin, 0.1-0.3 part paraffin and 0.4-0.6 part titanium dioxide.
2. high strength and modulus high durable co-extrusion long glass fiber reinforced PVC and ASA according to claim 1 manages, and it is characterized in that: also comprise 8-12 part whitening agent in inner tube.
3. high strength and modulus high durable co-extrusion long glass fiber reinforced PVC and ASA according to claim 1 manages, and it is characterized in that: also comprise 8-12 part whitening agent in outer tube, 0.1-0.3 part UV absorption agent and 0.4-0.6 part oxidation inhibitor.
4. a preparation method for high strength and modulus high durable co-extrusion PVC as claimed in claim 1 and ASA pipe, is characterized in that: the preparation comprising inner tube and outer tube; The preparation of inner tube is: by above-mentioned mass fraction, long glass fiber reinforced polyvinyl chloride, stearic acid, light calcium carbonate, organotin, paraffin and titanium dioxide are poured in mixer and carries out batch mixing, first at 100-120 DEG C, mediate 4-8 minute, then coldly mix 35-45 DEG C of blanking, adopt twin screw extruder to extrude; The preparation of outer tube is: by above-mentioned mass fraction, styrene-acrylonitrile-acrylic rubber multipolymer, stearic acid, light calcium carbonate, acrylic elastomer, dibutyl tin laurate, organotin, paraffin and titanium dioxide is poured in mixer and carries out batch mixing, first at 100-120 DEG C, mediate 4-8 minute, then coldly mix 35-45 DEG C of blanking, then add twin screw extruder and extrude; When inner tube and outer tube are extruded, adopt coextrusion processes, outer tube is coated on outside inner tube.
5. preparation method according to claim 4, is characterized in that: in the preparation of described inner tube, also adds 8-12 part whitening agent before batch mixing; In the preparation of described outer tube, before batch mixing, also add 8-12 part whitening agent, 0.1-0.3 part UV absorption agent and 0.4-0.6 part oxidation inhibitor.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510098663.6A CN104629222A (en) | 2015-03-05 | 2015-03-05 | High-intensity high-modulus high-weather-resistance co-extruded long glass fiber reinforced PVC and ASA pipe and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510098663.6A CN104629222A (en) | 2015-03-05 | 2015-03-05 | High-intensity high-modulus high-weather-resistance co-extruded long glass fiber reinforced PVC and ASA pipe and preparation method thereof |
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| CN104629222A true CN104629222A (en) | 2015-05-20 |
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| CN201510098663.6A Pending CN104629222A (en) | 2015-03-05 | 2015-03-05 | High-intensity high-modulus high-weather-resistance co-extruded long glass fiber reinforced PVC and ASA pipe and preparation method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110450436A (en) * | 2019-09-09 | 2019-11-15 | 江苏云芯电气有限公司 | The high-intensitive ultralight insulated pipes used production line of basalt compound resin and production method |
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| WO2008104701A1 (en) * | 2007-02-12 | 2008-09-04 | Arkema France | Thermoplastic composition comprising a thermoplastic matrix and a terpolymer of alkyl methacrylate, alkyl acrylate, and a styrene monomer |
| CN101581138A (en) * | 2009-04-27 | 2009-11-18 | 浙江中财管道科技股份有限公司 | ASA/PVC co-extrusion ultra-weather resisting colorful rainwater pipeline |
| CN102127272A (en) * | 2010-10-29 | 2011-07-20 | 广东联塑科技实业有限公司 | Two-layer co-extruding plastic drainage pipe and preparation method thereof |
| CN102494202A (en) * | 2011-12-01 | 2012-06-13 | 江苏百安居管业有限公司 | Super silent colored plastic composite polrvinyl chloride (PVC) drainage pipe and manufacturing method thereof |
-
2015
- 2015-03-05 CN CN201510098663.6A patent/CN104629222A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008104701A1 (en) * | 2007-02-12 | 2008-09-04 | Arkema France | Thermoplastic composition comprising a thermoplastic matrix and a terpolymer of alkyl methacrylate, alkyl acrylate, and a styrene monomer |
| CN101581138A (en) * | 2009-04-27 | 2009-11-18 | 浙江中财管道科技股份有限公司 | ASA/PVC co-extrusion ultra-weather resisting colorful rainwater pipeline |
| CN102127272A (en) * | 2010-10-29 | 2011-07-20 | 广东联塑科技实业有限公司 | Two-layer co-extruding plastic drainage pipe and preparation method thereof |
| CN102494202A (en) * | 2011-12-01 | 2012-06-13 | 江苏百安居管业有限公司 | Super silent colored plastic composite polrvinyl chloride (PVC) drainage pipe and manufacturing method thereof |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110450436A (en) * | 2019-09-09 | 2019-11-15 | 江苏云芯电气有限公司 | The high-intensitive ultralight insulated pipes used production line of basalt compound resin and production method |
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