CN104046026A - Polyurethane co-mixed modified polyphenylene sulfide composite material and preparation method thereof - Google Patents
Polyurethane co-mixed modified polyphenylene sulfide composite material and preparation method thereof Download PDFInfo
- Publication number
- CN104046026A CN104046026A CN201410313099.0A CN201410313099A CN104046026A CN 104046026 A CN104046026 A CN 104046026A CN 201410313099 A CN201410313099 A CN 201410313099A CN 104046026 A CN104046026 A CN 104046026A
- Authority
- CN
- China
- Prior art keywords
- matrix material
- polyurethane
- polyphenylene sulfide
- polyphenyl thioether
- modified polyphenyl
- 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.)
- Pending
Links
Abstract
The invention discloses a polyurethane co-mixed modified polyphenylene sulfide composite material which comprises polyphenylene sulfide, polyurethane, glass fibers, wollastonite fibers and an assistant, wherein the assistant comprises a compatilizer, an antioxidant, a coupling agent, a lubricant and carbon black. The invention further discloses a method for preparing the polyurethane co-mixed modified polyphenylene sulfide composite material. The method comprises the following steps: (1) stirring and mixing the polyphenylene sulfide, the polyurethane, the glass fibers, the wollastonite fibers, the compatilizer, the antioxidant, the coupling agent, the lubricant and the carbon black to obtain a mixed material; (2) adding the mixed material into an extruder and extruding to obtain the strip-like composite material. The polyurethane co-mixed modified polyphenylene sulfide composite material disclosed by the invention not only has the characteristics of high strength, low creep, good mobility, easiness in processing and the like, but also has the characteristics of high toughness, low density, small dielectric constant, high comparative tracking index and the like.
Description
Technical field
The present invention relates to polymeric material field, particularly polyurethane comixing modified polyphenyl thioether matrix material and preparation method thereof.
Background technology
Polyphenylene sulfide (English abbreviation: PPS) be a kind of high rigidity, resistant to elevated temperatures polar resin, conventionally with it, add the advantages such as the matrix material that glass fibre is made has heatproof, intensity is large, electrical property is outstanding, wear-resisting, in industrial production, be widely used.In use procedure for many years, we find when manufacturing some parts, PPS has obvious shortcoming, but can not replace with other material, because other material heatproof is inadequate, when doing some thin-gage goods, because toughness ruptures not, the electronic component of some special purpose, because specific inductivity is larger, is short-circuited in the situation that high-voltage exists, and under the condition of high-temperature, leaks electricity.
Summary of the invention
An object of the present invention is to provide a kind of polyurethane comixing modified polyphenyl thioether matrix material, can solve above-mentioned prior art problem.
Another object of the present invention is to provide the preparation method of above-mentioned polyurethane comixing modified polyphenyl thioether matrix material, to solve at least one in above-mentioned prior art problem.
According to an aspect of the present invention, provide a kind of polyurethane comixing modified polyphenyl thioether matrix material, contained polyphenylene sulfide, urethane, glass fibre, wollastonite fibre and auxiliary agent, auxiliary agent contains compatilizer, oxidation inhibitor, coupling agent, lubricant and carbon black.
Polyurethane comixing modified polyphenyl thioether matrix material of the present invention has existing high strength, low degree of wriggling, good fluidity, is easy to the features such as processing, has and has high tenacity, low density, specific inductivity are little, creepage trace index high.Urethane add the toughness that can improve this matrix material.Wollastonite fibre add the electrical property that can improve this matrix material.Both adding of carbon black can, to dyeing material, also can improve the mobility of this matrix material.
Urethane full name is polyurethane(s) (English abbreviation: PU), be the general designation that contains the macromolecular cpd of repetition carbamate groups on main chain.It is to be formed by organic diisocyanate or polyisocyanates and dihydroxyl or polyol addition polymerization.Urethane is a kind of toughness, the extraordinary material of elasticity, modal in daily life: baby nipple, weather strip for automobile, elastic plastic etc.The present invention is by adding PU can obviously improve the fragility of PPS, conventionally, the notched Izod impact strength that does not add the PPS/ glass fiber compound material of PU be 5～7 kilojoules/square metre, add the notched Izod impact strength of measuring after PU be 8-10 kilojoule/square metre.And PPS/ glass fiber compound material adds can't change its heat resistance and flexural strength after PU so that affect it and normally uses.
Wollastonite, composition Ca
3(S
i3o
9), be the pure mineral of a kind of white that can supply in a large number, it has good chemical resistance, is needle-like, so-called wollastonite fibre.Acicular structure can make its wollastonite fibre have electrical property best in filler and thermal characteristics, also can reach high strength and high tenacity simultaneously.Add in process of production after coupling agent treatment, more can improve the water tolerance of wollastonite fibre.These good performances can make the reduced dielectric constant of PPS matrix material, creepage trace index raise.The specific inductivity of at present common fiberglass enhanced polyphenyl thioether matrix material is 3.5, and the specific inductivity of this polyurethane comixing modified polyphenyl thioether matrix material is 2.5～2.7.The creepage trace index of at present common fiberglass enhanced polyphenyl thioether matrix material is 200 volts, and the creepage trace index of this polyurethane comixing modified polyphenyl thioether matrix material can reach 250～300 volts.
The effect of carbon black has 3 points: 1, dyeing; 2, strengthen; 3, reduce high molecular curling.In PPS/ glass fiber compound material, add carbon black can reach the effect that improves mobility, this lubricated interior the lubricating that be called, can reduce the frictional force between macromolecular material.
In some embodiments, compatilizer is maleic anhydride stem grafting polyolefin or acrylic acid-grafted polypropylene.Maleic anhydride stem grafting polyolefin or acrylic acid-grafted polypropylene can make the end group activation of polyphenylene sulfide and these two kinds of macromolecular materials of urethane, do not produce repulsive interaction, form an integral body.
In some embodiments, compatilizer is maleic anhydride grafted polyethylene or maleic anhydride inoculated polypropylene.
In some embodiments, oxidation inhibitor is hydroxy phenyl acrylate or hydroxybenzene methacrylic ester.These two kinds of oxidation inhibitor can hinder the oxidizing reaction of macromolecular material in hot procedure, prevent the degradation of macromolecular material.
In some embodiments, coupling agent is γ-aminopropyl triethoxysilane.This coupling agent can carry out surface treatment to glass fibre, wollastonite fibre, increases the cohesive force of itself and macromolecular material.
In some embodiments, lubricant is stearic acid or polyethylene wax.Thus, can reduce the kinetic viscosity of melt polymer material state, be convenient to processing.
In some embodiments, in parts by weight, wherein polyphenylene sulfide 35～45, urethane 15～30, glass fibre 20～40, wollastonite fibre 10～20, auxiliary agent 2.4.Advantage is the existing high strength of material of making, low degree of wriggling, good fluidity, is easy to the features such as processing, has and has high tenacity, low density, specific inductivity are little, creepage trace index high.
In some embodiments, in parts by weight, wherein compatilizer 1, oxidation inhibitor 0.3, coupling agent 0.3, lubricant 0.4, carbon black 0.4.Advantage is the bonding force that increases different materials, gains in strength, convenient processing.
The present invention also provides a kind of preparation method of polyurethane comixing modified polyphenyl thioether matrix material, comprise the steps: that (1) is by polyphenylene sulfide, urethane, glass fibre and wollastonite fibre, and compatilizer, oxidation inhibitor, coupling agent, lubricant and carbon black be uniformly mixed, obtain compound; (2) compound is added to forcing machine, extrude strip matrix material.The preparation method preparation technology of this polyurethane comixing modified polyphenyl thioether matrix material is simple, and prepared polyurethane comixing modified polyphenyl thioether composite property is stable.
In some embodiments, the preparation method of polyurethane comixing modified polyphenyl thioether matrix material, wherein in step (1) by polyphenylene sulfide and urethane, and auxiliary agent is by after high-speed stirring blending dispersion, then adds glass fibre and wollastonite fibre to obtain compound by stirring at low speed.By polyphenylene sulfide and urethane, and auxiliary agent is uniformly mixed dispersion by a high speed (more than 3000 revs/min) and can makes stirring efficiency higher, add glass fibre and wollastonite fibre again low speed (200 revs/min following) stir and can avoid in stirring glass fibre to form cotton bulk being difficult for the situation of disperseing.
Embodiment
The invention will be further described by the following examples, but protection domain is not subject to the restriction of these embodiment.
Embodiment 1:
First, under normal temperature and pressure, by polyphenylene sulfide, urethane, and compatilizer, oxidation inhibitor, coupling agent, lubricant and carbon black mix by high-speed stirring, and stirring velocity is about more than 3000 revs/min, and churning time is about 3 minutes.Glass fibre and wollastonite fibre are added again, by stirring at low speed, be uniformly dispersed, stirring velocity is about below 200 revs/min, obtains compound.In the present embodiment, in parts by weight, polyphenylene sulfide 35, glass fibre 40, urethane 30, wollastonite fibre 10, auxiliary agent 2.4.In parts by weight, compatilizer 1, oxidation inhibitor 0.3, coupling agent 0.3, lubricant 0.4, carbon black 0.4.
Then, compound is added in twin screw extruder, the setting processing condition of twin screw extruder are 300～350 ℃ of temperature, 1100 revs/min of screw speeds.
Finally, at the discharge port of twin screw extruder, cold rinse bank is set, by the strip matrix material of extruding tie rod pelletizing in cold rinse bank, is cut into the long polyurethane comixing modified polyphenyl thioether composite material granular of 5～6mm.Water temperature in cold rinse bank is lower than 40 ℃.This matrix material granulation is convenient to material and stores, and processing again.
After measured, the notched Izod impact strength of polyurethane comixing modified polyphenyl thioether matrix material prepared by the present embodiment be 9 kilojoules/square metre, modulus in flexure is 21500, tensile strength is 185 MPas, flexural strength is 210 MPas, and heat-drawn wire is 258 degrees Celsius, and density is 1.72 grams/cc, specific inductivity is 2.5, and creepage trace index is 250 volts.
Twice churning time can extend or shorten according to practical situation.In other embodiments, also can be by polyphenylene sulfide, urethane, glass fibre and wollastonite fibre, and compatilizer, oxidation inhibitor, coupling agent, lubricant and carbon black are disposable is uniformly mixed.
In the present embodiment, compatilizer is maleic anhydride grafted polyethylene.In other embodiments, compatilizer can be also the maleic anhydride stem grafting polyolefin class materials such as maleic anhydride inoculated polypropylene or maleic anhydride graft polybutene, can also be acrylic acid-grafted polypropylene or acrylic acid-grafted terpolymer EP rubber etc.
In the present embodiment, oxidation inhibitor is hydroxy phenyl acrylate.In other embodiments, oxidation inhibitor can be also hydroxybenzene methacrylic ester, alkylidene bisphenols or thiobisphenol etc.
In the present embodiment, coupling agent is γ-aminopropyl triethoxysilane.In other embodiments, coupling agent can be also propylmercaptan trimethylammonium TMOS or oxyethyl group triethoxyl silane etc.
In the present embodiment, lubricant is stearic acid.In other embodiments, lubricant can be also lipid acid monoamide or polyethylene wax etc.
Table 1 is embodiment 1, and prepare in the embodiment of polyurethane comixing modified polyphenyl thioether matrix material in some other method identical with embodiment 1, the parts by weight of polyphenylene sulfide, urethane, glass fibre, wollastonite fibre and auxiliary agent, and notched Izod impact strength, modulus in flexure, tensile strength, flexural strength, heat-drawn wire, density, specific inductivity and the creepage trace index of prepared polyurethane comixing modified polyphenyl thioether matrix material.
In these embodiments, in parts by weight, wherein compatilizer 1, oxidation inhibitor 0.3, coupling agent 0.3, lubricant 0.4, carbon black 0.4; In parts by weight, wherein polyphenylene sulfide 35～45, urethane 15～30, glass fibre 20～40, wollastonite fibre 10～20, auxiliary agent 2.4.
From data in table 1, the notched Izod impact strength of polyurethane comixing modified polyphenyl thioether matrix material of the present invention, modulus in flexure, tensile strength, flexural strength, heat-drawn wire, density, specific inductivity and creepage trace index are all improved.
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. polyurethane comixing modified polyphenyl thioether matrix material, is characterized in that, contains polyphenylene sulfide, urethane, glass fibre, wollastonite fibre and auxiliary agent, and described auxiliary agent contains compatilizer, oxidation inhibitor, coupling agent, lubricant and carbon black.
2. polyurethane comixing modified polyphenyl thioether matrix material according to claim 1, wherein said compatilizer is maleic anhydride stem grafting polyolefin or acrylic acid-grafted polypropylene.
3. polyurethane comixing modified polyphenyl thioether matrix material according to claim 2, wherein compatilizer is maleic anhydride grafted polyethylene or maleic anhydride inoculated polypropylene.
4. polyurethane comixing modified polyphenyl thioether matrix material according to claim 1, wherein said oxidation inhibitor is hydroxy phenyl acrylate or hydroxybenzene methacrylic ester.
5. polyurethane comixing modified polyphenyl thioether matrix material according to claim 1, wherein said coupling agent is γ-aminopropyl triethoxysilane.
6. polyurethane comixing modified polyphenyl thioether matrix material according to claim 1, wherein said lubricant is stearic acid or polyethylene wax.
7. polyurethane comixing modified polyphenyl thioether matrix material according to claim 1, in parts by weight, wherein polyphenylene sulfide 35～45, urethane 15～30, glass fibre 20～40, wollastonite fibre 10～20, auxiliary agent 2.4.
8. polyurethane comixing modified polyphenyl thioether matrix material according to claim 1, in parts by weight, wherein compatilizer 1, oxidation inhibitor 0.3, coupling agent 0.3, lubricant 0.4, carbon black 0.4.
9. the method for the polyurethane comixing modified polyphenyl thioether matrix material of preparation as described in claim 1～8 any one, comprises the steps:
(1) by polyphenylene sulfide, urethane, glass fibre and wollastonite fibre, and compatilizer, oxidation inhibitor, coupling agent, lubricant and carbon black be uniformly mixed, and obtains compound;
(2) described compound is added to forcing machine, extrude strip matrix material.
10. the preparation method of polyurethane comixing modified polyphenyl thioether matrix material according to claim 9, wherein in described step (1) by polyphenylene sulfide and urethane, and auxiliary agent is by after high-speed stirring blending dispersion, then add glass fibre and wollastonite fibre to obtain compound by stirring at low speed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410313099.0A CN104046026A (en) | 2014-07-02 | 2014-07-02 | Polyurethane co-mixed modified polyphenylene sulfide composite material and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410313099.0A CN104046026A (en) | 2014-07-02 | 2014-07-02 | Polyurethane co-mixed modified polyphenylene sulfide composite material and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104046026A true CN104046026A (en) | 2014-09-17 |
Family
ID=51499441
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410313099.0A Pending CN104046026A (en) | 2014-07-02 | 2014-07-02 | Polyurethane co-mixed modified polyphenylene sulfide composite material and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104046026A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106280460A (en) * | 2016-08-29 | 2017-01-04 | 东莞市百富塑料科技有限公司 | A kind of PPS engineering plastics of high CTI performance and preparation method thereof |
| CN109181303A (en) * | 2018-08-31 | 2019-01-11 | 长春云创空间科技有限公司 | Fiber reinforcement height fills polyphenyl thioether composite material and preparation method thereof |
| CN109824861A (en) * | 2019-01-18 | 2019-05-31 | 华北水利水电大学 | A kind of modified fluorinated polyurethane resin of polyphenylene sulfide |
| CN113444356A (en) * | 2021-07-22 | 2021-09-28 | 浙江戈美其鞋业有限公司 | Corrosion-resistant tear-resistant sole material, preparation method thereof and sports shoes |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1746080A (en) * | 2004-09-06 | 2006-03-15 | 张昆 | Bearing container, process and processing apparatus for reinforced fibre polymer of it component |
| CN103013118A (en) * | 2011-09-24 | 2013-04-03 | 张国庆 | High toughness filling reinforcement poly phenylene sulfide (PPS)/poly-p-phenylene oxide (PPO) alloy and method for preparing same |
| 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 |
| CN103709750A (en) * | 2013-11-28 | 2014-04-09 | 广州高八二塑料有限公司 | Carbon fiber-reinforced polyphenyl ether blending-modified polyphenylene sulfide composite material and preparation method thereof |
-
2014
- 2014-07-02 CN CN201410313099.0A patent/CN104046026A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1746080A (en) * | 2004-09-06 | 2006-03-15 | 张昆 | Bearing container, process and processing apparatus for reinforced fibre polymer of it component |
| CN103013118A (en) * | 2011-09-24 | 2013-04-03 | 张国庆 | High toughness filling reinforcement poly phenylene sulfide (PPS)/poly-p-phenylene oxide (PPO) alloy and method for preparing same |
| 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 |
| CN103709750A (en) * | 2013-11-28 | 2014-04-09 | 广州高八二塑料有限公司 | Carbon fiber-reinforced polyphenyl ether blending-modified polyphenylene sulfide composite material and preparation method thereof |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106280460A (en) * | 2016-08-29 | 2017-01-04 | 东莞市百富塑料科技有限公司 | A kind of PPS engineering plastics of high CTI performance and preparation method thereof |
| CN109181303A (en) * | 2018-08-31 | 2019-01-11 | 长春云创空间科技有限公司 | Fiber reinforcement height fills polyphenyl thioether composite material and preparation method thereof |
| CN109824861A (en) * | 2019-01-18 | 2019-05-31 | 华北水利水电大学 | A kind of modified fluorinated polyurethane resin of polyphenylene sulfide |
| CN113444356A (en) * | 2021-07-22 | 2021-09-28 | 浙江戈美其鞋业有限公司 | Corrosion-resistant tear-resistant sole material, preparation method thereof and sports shoes |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107057339A (en) | A kind of activeness and quietness nylon material and its preparation method and application | |
| CN101875768B (en) | Antiaging glass fiber-reinforced polycarbonate composition and preparation method thereof | |
| CN104046026A (en) | Polyurethane co-mixed modified polyphenylene sulfide composite material and preparation method thereof | |
| CN104610736B (en) | The high grade of transparency, low-temperature resistance cracking nylon composite materials and preparation method thereof | |
| CN110982258A (en) | Floating-fiber-free high-glass-fiber-reinforced nylon material and preparation method thereof | |
| CN104371162A (en) | Flame-retardant wear-resisting modified polypropylene material and preparation method thereof | |
| CN105001487B (en) | Multipurpose is molded the preparation method of class super-high molecular weight polyethylene functional composite material | |
| CN102492215A (en) | Wear-resistant glass fiber reinforced polypropylene compound and preparation method thereof | |
| CN108164822A (en) | One kind is low to distribute low smell glass fiber reinforced polypropylene composite material and preparation method thereof | |
| CN113652062B (en) | PBT/PC alloy with stable mechanical property, preparation method and product thereof | |
| CN112358724B (en) | High-wear-resistance low-temperature-rise polyamide composition and preparation method and application thereof | |
| CN109721977B (en) | High-impact PLA/PBAT composite material and preparation method thereof | |
| CN109810414A (en) | A kind of isocyanates surface modified carbon fibers-polypropylene composite material and preparation method | |
| CN105131593A (en) | High-strength high-modulus glass fiber reinforced nylon 66 composite material and preparing method | |
| CN104974525B (en) | Vinal enhancing polyphenyl thioether composite material and preparation method thereof | |
| CN101143959A (en) | Polyformaldehyde composition and preparation method thereof | |
| KR101035116B1 (en) | Flat fiber glass reinforced polycarbonate composition with high impact strength | |
| CN105385121A (en) | Polyester composition used for nanometer injection molding and preparing method thereof | |
| CN104448825A (en) | Polyphenylene sulfide composite material and preparation method thereof | |
| CN102241885B (en) | Composite material of polyphthalamide (PPA) and polyphenylene sulfide (PPS) and preparation method thereof | |
| CN105131511A (en) | Low-temperature toughened polyformaldehyde composite material and preparing method thereof | |
| CN103709750B (en) | Mixed and modified polyphenyl thioether composite material of fibre reinforced polyphenylene oxide and preparation method thereof | |
| CN112266613A (en) | Polyphenylene sulfide composite material, preparation method thereof and injection molding part | |
| CN103554902A (en) | Nylon composite material and preparation method thereof | |
| CN114133722B (en) | PC composite material and preparation method and application 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 | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20140917 |
|
| RJ01 | Rejection of invention patent application after publication |