CN104974525A - Polyvinyl-alcohol-fiber-reinforced polyphenyl thioether composite material and preparation method thereof - Google Patents
Polyvinyl-alcohol-fiber-reinforced polyphenyl thioether composite material and preparation method thereof Download PDFInfo
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- CN104974525A CN104974525A CN201510439315.0A CN201510439315A CN104974525A CN 104974525 A CN104974525 A CN 104974525A CN 201510439315 A CN201510439315 A CN 201510439315A CN 104974525 A CN104974525 A CN 104974525A
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- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L81/00—Compositions of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing sulfur with or without nitrogen, oxygen or carbon only; Compositions of polysulfones; Compositions of derivatives of such polymers
- C08L81/02—Polythioethers; Polythioether-ethers
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- 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
- C08K5/00—Use of organic ingredients
- C08K5/04—Oxygen-containing compounds
- C08K5/09—Carboxylic acids; Metal salts thereof; Anhydrides thereof
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- 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
- C08K13/00—Use of mixtures of ingredients not covered by one single of the preceding main groups, each of these compounds being essential
- C08K13/04—Ingredients characterised by their shape and organic or inorganic ingredients
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- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/16—Nitrogen-containing compounds
- C08K5/20—Carboxylic acid amides
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- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/54—Silicon-containing compounds
- C08K5/544—Silicon-containing compounds containing nitrogen
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- C—CHEMISTRY; METALLURGY
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- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/54—Silicon-containing compounds
- C08K5/548—Silicon-containing compounds containing sulfur
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- 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
- C08K7/00—Use of ingredients characterised by shape
- C08K7/02—Fibres or whiskers
- C08K7/04—Fibres or whiskers inorganic
- C08K7/14—Glass
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- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L29/00—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 alcohol, ether, aldehydo, ketonic, acetal or ketal radical; Compositions of hydrolysed polymers of esters of unsaturated alcohols with saturated carboxylic acids; Compositions of derivatives of such polymers
- C08L29/02—Homopolymers or copolymers of unsaturated alcohols
- C08L29/04—Polyvinyl alcohol; Partially hydrolysed homopolymers or copolymers of esters of unsaturated alcohols with saturated carboxylic acids
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- C—CHEMISTRY; METALLURGY
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- 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
- C08L51/06—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 homopolymers or copolymers of aliphatic hydrocarbons containing only one carbon-to-carbon double bond
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- 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
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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
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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
- C08L2205/14—Polymer mixtures characterised by other features containing polymeric additives characterised by shape
- C08L2205/16—Fibres; Fibrils
Abstract
The invention discloses a polyvinyl-alcohol-fiber-reinforced polyphenyl thioether composite material which contains polyphenyl thioether, polyvinyl alcohol fibers, glass fibers and assistants, wherein the assistants contain a compatilizer, an antioxidant, a coupling agent and a lubricant. The invention also discloses a method for preparing the polyvinyl-alcohol-fiber-reinforced polyphenyl thioether composite material, which comprises the following steps: (1) mixing and dispersing the polyphenyl thioether, polyvinyl alcohol fibers, glass fibers, compatilizer, antioxidant, coupling agent and lubricant to obtain a mixture; and (2) adding the mixture into an extruder, extruding a strip composite material, and granulating by a granulator to obtain colloidal granules. The polyvinyl-alcohol-fiber-reinforced polyphenyl thioether composite material has the characteristics of high strength, low creep, favorable flowability, high processability, high toughness, high modulus and the like.
Description
Technical field
The present invention relates to polymeric material field, particularly polyvinyl alcohol fiber strengthens polyphenyl thioether composite material and preparation method thereof.
Background technology
Fiberglass enhanced polyphenyl thioether matrix material is macromolecular material conventional in current industrial production, but because its material fragility is large, modulus in flexure is little, density is large, specific inductivity is large, is subject to a definite limitation in the application.
Summary of the invention
The object of this invention is to provide a kind of polyvinyl alcohol fiber and strengthen polyphenyl thioether composite material and preparation method thereof, one or more in above-mentioned prior art problem can be solved.
According to an aspect of the present invention, provide a kind of polyvinyl alcohol fiber and strengthen polyphenyl thioether composite material, containing polyphenylene sulfide, polyvinyl alcohol fiber, glass fibre and auxiliary agent, auxiliary agent contains compatilizer, oxidation inhibitor, coupling agent, lubricant.
Polyvinyl alcohol fiber of the present invention strengthens polyphenyl thioether composite material to be had existing high strength, low compacted degree, good fluidity, is easy to the features such as processing, has again the feature such as high tenacity, high-modulus.Polyvinyl alcohol fiber has good mechanical property, and its intensity is high, modulus is high, degree of drawing is low.By adding polyvinyl alcohol fiber in fiberglass enhanced polyphenyl thioether matrix material and can improve the modulus in flexure of this matrix material, modulus in flexure and shock strength, the mobility of this matrix material also can be improved.
The modulus in flexure of fiberglass enhanced polyphenyl thioether matrix material common is at present 13000 ~ 18000, bent about 10,000 times; The modulus in flexure that this polyvinyl alcohol fiber strengthens polyphenyl thioether composite material can be more than 20000, bent about 20,000 times, and being applicable to make needs high temperature resistant, to bear bending for a long time product, such as the flabellum of high-temperature exhaust air fan, the vapor pipe etc. of automobile.
In some embodiments, compatilizer is maleic anhydride stem grafting polyolefin or acrylic acid-grafted PP.Thus, the end group of polyphenylene sulfide and these two kinds of macromolecular materials of polyvinyl alcohol can be used to activate, and not production repulsive interaction, forms an entirety.
In some embodiments, oxidation inhibitor is hydroxy phenyl acrylate, hydroxyphenylmethyl acrylate, the two atmosphere of alkylidene group or thiobis atmosphere.Thus, the oxidizing reaction of macromolecular material in hot procedure can be hindered, prevent the degradation of macromolecular material.
In some embodiments, coupling agent is γ-aminopropyl triethoxysilane, propylmercaptan trimethylammonium TMOS or oxyethyl group triethoxyl silane.Thus, surface treatment can be carried out to glass fibre, polyvinyl alcohol fiber, increase the cohesive force of itself and macromolecular material.
In some embodiments, lubricant is stearic acid, polyethylene wax, fatty acid mono-amide, acetic acid or metallic soap.Thus, the kinetic viscosity of melt polymer material state can be reduced, be convenient to processing.
In some embodiments, with weight parts, wherein polyphenylene sulfide 40 ~ 50, polyvinyl alcohol fiber 20 ~ 30, glass fibre 20 ~ 40.Advantage is the existing high strength of material made, low compacted degree, good fluidity, be easy to the features such as processing, has the features such as high tenacity, low density, high-modulus.
In some embodiments, with weight parts, wherein compatilizer 1, oxidation inhibitor 0.3, coupling agent 0.3, lubricant 0.4.Advantage be increase different materials bonding force, gain in strength, convenient processing.
Present invention also offers the preparation method that a kind of polyvinyl alcohol fiber strengthens polyphenyl thioether composite material, comprise the steps: that (1) is by polyphenylene sulfide, polyvinyl alcohol fiber and glass fibre, and compatilizer, oxidation inhibitor, coupling agent and mix lubricant, obtain compound; (2) compound is added forcing machine, extrude strip matrix material.
In some embodiments, polyvinyl alcohol fiber strengthens the preparation method of polyphenyl thioether composite material, wherein also comprises step (3) and plastic pellet is made in the strip composite cools down pelletizing obtained in step (2).Thus, be convenient to material storage, and again process.
Polyvinyl alcohol fiber strengthens the preparation method of polyphenyl thioether composite material in some embodiments, wherein in step (1) by polyphenylene sulfide, and auxiliary agent is by after high-speed stirring blending dispersion, then add glass fibre and polyvinyl alcohol fiber obtains compound by stirring at low speed.By polyphenylene sulfide, and auxiliary agent is uniformly mixed dispersion by a high speed (more than 3000 revs/min) stirring efficiency can be made higher, add glass fibre and polyvinyl alcohol fiber again low speed (less than 200 revs/min) stir and can avoid the situation that glass fibre formation cotton wool not easily disperses in stirring.
Embodiment
The invention will be further described by the following examples, but protection domain is not by the restriction of these embodiments.
Embodiment 1:
First, under normal temperature and pressure, polyphenylene sulfide and compatilizer, oxidation inhibitor, coupling agent, lubricant is even by high-speed stirring blending dispersion, stirring velocity is about more than 3000 revs/min, and churning time is about 3 minutes.Glass fibre and polyvinyl alcohol fiber are added, be uniformly dispersed by stirring at low speed, stirring velocity is about less than 200 revs/min, obtains compound.In the present embodiment, with weight parts, polyphenylene sulfide 40, polyvinyl alcohol fiber 30, glass fibre 40, auxiliary agent 2.With weight parts, compatilizer 1, oxidation inhibitor 0.3, coupling agent 0.3, lubricant 0.4.
Then, added by compound in twin screw extruder, the setting processing condition of twin screw extruder are temperature 300 ~ 350 DEG C, screw speed 1100 revs/min.
Finally, cold rinse bank is set at the discharge port of twin screw extruder, by strip matrix material tie rod pelletizing in cold rinse bank of extruding, is cut into the long polyvinyl alcohol fiber of 5 ~ 6mm and strengthens polyphenyl thioether composite material particle, be convenient to store and transport.Water temperature in cold rinse bank is lower than 40 DEG C.
After measured, the notched Izod impact strength that the polyvinyl alcohol fiber prepared of the present embodiment strengthens polyphenyl thioether composite material be 9.8 kilojoules/square metre, melt index is 0.9 gram/10 seconds, modulus in flexure is 23500, tensile strength is 190 MPas, flexural strength is 200 MPas, and heat-drawn wire is 260 degrees Celsius, and density is 1.72 grams/cc.
Churning time can extend according to practical situation or shorten.
In the present embodiment, compatilizer is maleic anhydride grafted polyethylene.In other embodiments, compatilizer can be also the maleic anhydride stem grafting polyolefin class material such as maleic anhydride inoculated polypropylene or maleic anhydride graft polybutene, can also be acrylic acid-grafted polypropylene (acrylic acid-grafted PP) etc.
In the present embodiment, oxidation inhibitor is hydroxy phenyl acrylate.In other embodiments, oxidation inhibitor also can be hydroxyphenylmethyl acrylate, alkylidene bisphenols or thiobisphenol etc.
In the present embodiment, coupling agent is γ-aminopropyl triethoxysilane.In other embodiments, coupling agent also can be propylmercaptan trimethylammonium TMOS or oxyethyl group triethoxyl silane etc.
In the present embodiment, lubricant is stearic acid.In other embodiments, lubricant also can be polyethylene wax, fatty acid mono-amide, acetic acid, metallic soap etc.
Table 1 is embodiment 1, and prepare polyvinyl alcohol fiber other 15 methods identical with embodiment 1 and strengthen in the embodiment of polyphenyl thioether composite material, the parts by weight of polyphenylene sulfide, glass fibre, polyvinyl alcohol fiber and auxiliary agent, and the notched Izod impact strength of prepared polyvinyl alcohol fiber enhancing polyphenyl thioether composite material, modulus in flexure, tensile strength, flexural strength, heat-drawn wire and density.
In these embodiments, with weight parts, wherein polyphenylene sulfide 40 ~ 50, polyvinyl alcohol fiber 20 ~ 30, glass fibre 20 ~ 40, auxiliary agent 1 ~ 3.
From data in table 1, polyvinyl alcohol fiber of the present invention strengthens the notched Izod impact strength of polyphenyl thioether composite material, modulus in flexure and flexural strength and is improved.
The modulus in flexure of fiberglass enhanced polyphenyl thioether matrix material common is at present 13000 ~ 18000, bent about 10,000 times; The modulus in flexure that this polyvinyl alcohol fiber strengthens polyphenyl thioether composite material can be more than 20000, bent about 20,000 times, and being applicable to make needs high temperature resistant, to bear bending for a long time product, such as the flabellum of high-temperature exhaust air fan, the vapor pipe etc. of automobile.
Above-described is only some embodiments of the present invention.For the person of ordinary skill of the art, without departing from the concept of the premise of the invention, can also make some distortion and improvement, these all belong to protection scope of the present invention.
Claims (10)
1. polyvinyl alcohol fiber strengthens polyphenyl thioether composite material, and it is characterized in that, containing polyphenylene sulfide, polyvinyl alcohol fiber, glass fibre and auxiliary agent, described auxiliary agent contains compatilizer, oxidation inhibitor, coupling agent and lubricant.
2. polyvinyl alcohol fiber according to claim 1 strengthens polyphenyl thioether composite material, and wherein said compatilizer is maleic anhydride stem grafting polyolefin or acrylic acid-grafted PP.
3. polyvinyl alcohol fiber according to claim 1 strengthens polyphenyl thioether composite material, and wherein said oxidation inhibitor is hydroxy phenyl acrylate, hydroxyphenylmethyl acrylate, the two atmosphere of alkylidene group or thiobis atmosphere.
4. polyvinyl alcohol fiber according to claim 1 strengthens polyphenyl thioether composite material, and wherein said coupling agent is γ-aminopropyl triethoxysilane, propylmercaptan trimethylammonium TMOS or oxyethyl group triethoxyl silane.
5. polyvinyl alcohol fiber according to claim 1 strengthens polyphenyl thioether composite material, and wherein said lubricant is stearic acid, polyethylene wax, fatty acid mono-amide, acetic acid, metallic soap.
6. the polyvinyl alcohol fiber according to any one of Claims 1 to 5 strengthens polyphenyl thioether composite material, with weight parts, and wherein polyphenylene sulfide 40 ~ 50, polyvinyl alcohol fiber 20 ~ 30, glass fibre 20 ~ 40.
7. the polyvinyl alcohol fiber according to any one of Claims 1 to 5 strengthens polyphenyl thioether composite material, with weight parts, and wherein compatilizer 1, oxidation inhibitor 0.3, coupling agent 0.3, lubricant 0.4.
8. preparation polyvinyl alcohol fiber as claimed in claim 1 strengthens the method for polyphenyl thioether composite material, comprises the steps:
(1) by polyphenylene sulfide, polyvinyl alcohol fiber and glass fibre, and the dispersion of compatilizer, oxidation inhibitor, coupling agent and mix lubricant, obtain compound;
(2) described compound is added forcing machine, extrude strip matrix material.
9. polyvinyl alcohol fiber according to claim 8 strengthens the preparation method of polyphenyl thioether composite material, wherein also comprises step (3) and plastic pellet is made in the strip composite cools down pelletizing obtained in described step (2).
10. polyvinyl alcohol fiber according to claim 8 or claim 9 strengthens the preparation method of polyphenyl thioether composite material, wherein in described step (1) by polyphenylene sulfide and polyvinyl alcohol fiber, and auxiliary agent is by after high-speed stirring blending dispersion, then adds glass fibre and obtain compound by stirring at low speed.
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| CN201510439315.0A CN104974525B (en) | 2015-07-22 | 2015-07-22 | Vinal enhancing polyphenyl thioether composite material and preparation method thereof |
| PCT/CN2016/090833 WO2017012563A1 (en) | 2015-07-22 | 2016-07-21 | Polyvinyl alcohol fiber reinforced polyphenylene sulfide composite and preparation method therefor |
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| CN201510439315.0A CN104974525B (en) | 2015-07-22 | 2015-07-22 | Vinal enhancing polyphenyl thioether composite material and preparation method thereof |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105504812A (en) * | 2015-12-21 | 2016-04-20 | 佛山市中科院环境与安全检测认证中心有限公司 | Anti-impact engineering plastic |
| WO2017012563A1 (en) * | 2015-07-22 | 2017-01-26 | 广州高八二塑料有限公司 | Polyvinyl alcohol fiber reinforced polyphenylene sulfide composite and preparation method therefor |
| CN106928710A (en) * | 2017-04-24 | 2017-07-07 | 苏州纳磐新材料科技有限公司 | Polyphenyl thioether composite material and preparation method thereof |
| CN109517307A (en) * | 2018-10-30 | 2019-03-26 | 南京聚隆科技股份有限公司 | A kind of long glass fibres enhancing polyvinyl alcohol material and preparation method thereof |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113174134A (en) * | 2021-04-29 | 2021-07-27 | 怀化学院 | High-impact-resistance flame-retardant polyphenylene sulfide composite material for optical fiber connector and preparation method thereof |
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| CN104974525B (en) * | 2015-07-22 | 2017-07-04 | 广州高八二塑料有限公司 | Vinal enhancing polyphenyl thioether composite material and preparation method thereof |
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| CN101397405A (en) * | 2007-09-27 | 2009-04-01 | 四川得阳化学有限公司 | Method for manufacturing high toughness polyphenyl thioether composite pellets |
| CN103289405A (en) * | 2013-06-24 | 2013-09-11 | 苏州新区佳合塑胶有限公司 | Polyurethane elastomer toughened polyphenylene sulfide resin plastic and preparation method thereof |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2017012563A1 (en) * | 2015-07-22 | 2017-01-26 | 广州高八二塑料有限公司 | Polyvinyl alcohol fiber reinforced polyphenylene sulfide composite and preparation method therefor |
| CN105504812A (en) * | 2015-12-21 | 2016-04-20 | 佛山市中科院环境与安全检测认证中心有限公司 | Anti-impact engineering plastic |
| CN106928710A (en) * | 2017-04-24 | 2017-07-07 | 苏州纳磐新材料科技有限公司 | Polyphenyl thioether composite material and preparation method thereof |
| CN109517307A (en) * | 2018-10-30 | 2019-03-26 | 南京聚隆科技股份有限公司 | A kind of long glass fibres enhancing polyvinyl alcohol material and preparation method thereof |
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| WO2017012563A1 (en) | 2017-01-26 |
| CN104974525B (en) | 2017-07-04 |
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