CN102977603B - High temperature resistance high heat conduction PPS/PPO alloy and preparation method thereof - Google Patents
High temperature resistance high heat conduction PPS/PPO alloy and preparation method thereof Download PDFInfo
- Publication number
- CN102977603B CN102977603B CN201210302117.6A CN201210302117A CN102977603B CN 102977603 B CN102977603 B CN 102977603B CN 201210302117 A CN201210302117 A CN 201210302117A CN 102977603 B CN102977603 B CN 102977603B
- Authority
- CN
- China
- Prior art keywords
- heat conduction
- pps
- temperature resistance
- high temperature
- ppo alloy
- 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.)
- Active
Links
Abstract
The present invention discloses a high temperature resistance high heat conduction PPS/PPO alloy and a preparation method thereof, and belongs to the technical field of polymer materials. The PPS/PPO alloy comprises the following raw materials, by weight, 20-50% of PPS, 8-10% of PPO, 5-8% of a toughening compatibilizing agent, 5-48% of a heat conduction agent, 20-30% of carbon fibers, 0.2-0.5% of an antioxidant, and 0.8-1.5% of a processing aid. The PPS/PPO alloy preparation method comprises: uniformly stirring the heat conduction agent, carrying out stirring mixing on the heat conduction agent and other raw materials (except the carbon fibers), adding the obtained mixture to a zone 1 of a twin-screw extruder (divided into 10 zones), adding the carbon fibers to a zone 10, and carrying out extrusion granulation, drying and injection molding to obtain the product. The high temperature resistance high heat conduction PPS/PPO alloy has characteristics of high heat conduction coefficient, high impact strength, good processing property and the like.
Description
Technical field
The present invention relates to technical field of polymer materials, be specifically related to a kind of high temperature resistance high heat conduction PPS/PPO Alloy And Preparation Method and application.
Background technology
Metallic substance is conduction, thermally conductive material on traditional concept, but along with the progress of polymer science technology, and macromolecular material also becomes the new role in conduction, heat conduction field, and it has overturned the heat insulation concept of conventional polymer insulated with material.Conducting polymer composite is the focus studied in recent years, and heat-conducting polymer material is also taken seriously gradually along with the continuous expansion of Application Areas, as heat exchange engineering, electromagnetic shielding, electric, friction materials etc.Information industry flourish in the last few years, new requirement is proposed to the performance of macromolecular material, especially for the development of heat-conducting plastic provides development space, the application of heat-conducting plastic on computer fittings will improve the heat dissipation problem of computer and improve its travelling speed and stability, as CPU, notebook computer shell and various surface-mounted integrated circuit, these materials all require heat conductive insulating.
Macromolecular material insulate, but as thermally conductive material, pure macromolecular material is generally inefficient, because macromolecular material is the poor conductor of heat mostly, its thermal conductivity is only 0.2-0.3 W/mK.And thermally conductive material is in the application in each field, there is its specific requirement to its thermal conductivity.Be applied as 1.3-2W/mK as mechanical aspects, electronic applications be applied as 2-4W/mK, so its application in heat conduction field will be expanded, modification must be carried out to macromolecular material.
Conventional thermal conductive material cannot meet the requirement of industry, and there is the drawbacks such as proportion is high, manufacturing cost is high, safety performance is low, design freedom is restricted, along with the development of science and technology, thermally conductive material is had higher requirement, this just greatly facilitates the research of people's research to thermally conductive material, particularly heat-conducting plastic.Heat-conducting plastic have design freely, product proportion is lower, production efficiency is high, without the need to any following process process, low cost and the advantage such as environmental protection more.The modification of heat-conducting plastic, more traditional method adds the higher thermally conductive material of thermal conductivity, as metallic substance and carbon materials, 1-30 W/mK can be reached by the thermal conductivity of plastics composite after modification, such as ceramic fiber/particle (boron nitride, aluminium nitride, aluminum oxide), the glass fibre of steel fiber/particle (aluminium, iron, copper, silver) and nickel coating.
After PPS resin modified, the heat-drawn wire of short-term is up to 250 DEG C, and life-time service temperature is 200-240 DEG C, is one of resin that in thermoplastics, thermally-stabilised degree is the highest; PPS is insoluble to any known solvent below 200 DEG C, has high strength, high rigidity, and rigidity reduces very little under the high temperature conditions, has outstanding fatigue performance and creep-resistant property.But PPS tensile strength, flexural strength etc. belong to medium level in engineering plastics, elongation and shock strength are lower, existing technology utilizes high filling to improve the heat conductivility of PPS, reduce further the physicals of PPS, seriously limits the application of PPS.
Summary of the invention
The object of the invention is to improve PPS, a kind of new high temperature resistance high heat conduction PPS/PPO alloy material is provided.
Another object of the present invention is to provide the preparation method of above-mentioned high temperature resistance high heat conduction PPS/PPO alloy material.
The present invention is achieved through the following technical solutions above-mentioned purpose:
A kind of high temperature resistance high heat conduction PPS/PPO alloy material, is made up of following raw materials by weight:
PPS 20-50%
PPO 8-10%
Toughness reinforcing compatilizer 5-8%
Thermal conducting agent 5-48%
Carbon fiber 20-30%
Oxidation inhibitor 0.2-0.5%
Processing aid 0.8-1.5%.
Above-mentioned high temperature resistance high heat conduction PPS/PPO alloy, toughness reinforcing compatilizer is preferably epoxy resin.Epoxy resin contains highly active epoxide group, can react, thus can improve the consistency of PPS and PPO resin with the chloride terminal aryl group of the terminal hydroxy group of PPO, PPS.
Above-mentioned high temperature resistance high heat conduction PPS/PPO alloy, thermal conducting agent be preferably in magnesium oxide, boron nitride or graphite one or more.
Above-mentioned high temperature resistance high heat conduction PPS/PPO alloy, carbon fiber is preferably asphalt base carbon fiber, carbon content >=95wt%.Especially diameter is 7.3 microns, and mean fibre length is 3.2 millimeters, and density is 1.74g/cm
3, thermal conductivity is the carbon fiber short fiber of 600W/mK.
Carbon fiber preferably carries out surface treatment through coupling agent, and is made particle with a kind of special epoxy resin material as tackiness agent, is convenient to processing like this, increases the interaction force of carbon fiber and PPS/PPO alloy simultaneously.Described coupling agent is titanate coupling agent, and with weight parts, every 1.0 parts of carbon fibers need 0.02-0.03 part coupling agent.
Above-mentioned high temperature resistance high heat conduction .PPS/PPO alloy, oxidation inhibitor is preferably Hinered phenols antioxidant 1010 as primary antioxidant, and phosphite ester kind antioxidant 168, as synergistic oxidation inhibitor, is antioxidant 1010: the mixture that irgasfos 168=1:2 is composite by weight.
Above-mentioned high temperature resistance high heat conduction .PPS/PPO alloy, processing aid is EBS(ethylenebisstearamide).
A preparation method for high temperature resistance high heat conduction .PPS/PPO alloy, step is as follows:
(1) thermal conducting agent joins in high-speed mixer (if thermal conducting agent is made up of various ingredients, only needs to add in proportion simultaneously; Preferably add coupling agent simultaneously, pre-treatment carried out to thermal conducting agent), mix, for subsequent use;
(2) PPS, PPO, toughness reinforcing compatilizer, thermal conducting agent, oxidation inhibitor and processing aid are joined in high-speed mixer mix;
(3) material after mixing is carried out extruding pelletization in twin screw extruder, forcing machine is divided into 10 districts, screw combinations is the best of breed that can obtain maximum heat conductivility and best dispersing property, and step (3) gained mixture adds from a district, and carbon fiber adds in 5th district; Described carbon fiber carries out surface treatment preferably through coupling agent and adds special epoxy resin material making carbon fiber particle;
(4), after the particle after extruding pelletization carries out drying again, carry out injection moulding, obtain product.
Compared with prior art, the present invention has following beneficial effect:
High temperature resistance high heat conduction .PPS/PPO alloy of the present invention to adopt in the heat-conducting medium aluminium nitride of high thermal conductivity coefficient, boron nitride, graphite one or more composite, add that epoxy resin roughening is compatible, fibre reinforced, PPO are blended, while obtaining high thermal conductivity coefficient, also there is the features such as high strength HI high impact, excellent machinability.
Embodiment
In order to understand technical scheme of the present invention better, below in conjunction with embodiment, the invention will be further described, and embodiment does not form any type of restriction to the present invention.
According to each embodiment in table 1 composition of raw materials scheme by weight mark weigh, conductive powder is joined in high-speed mixer in proportion simultaneously, mixes, for subsequent use; By carbon fiber short fiber (asphalt base carbon fiber short fiber, diameter is 7.3 microns, mean fibre length is 3.2 millimeters, and thermal conductivity is 600 W/mK) carry out surface treatment with coupling agent, and add special epoxy resin material (being specially epoxy resin) and make particle; PPS, PPO, toughness reinforcing compatilizer, conductive powder and processing aid are joined in high-speed mixer and mixes; Material after mixing is carried out extruding pelletization in twin screw extruder, forcing machine is divided into 10 districts, screw combinations is the best of breed that can obtain maximum heat conductivility and best dispersing property, PPS, PPO, toughness reinforcing compatilizer, conductive powder, oxidation inhibitor and processing aid add from a district, and carbon fiber adds in 5th district; After particle after extruding pelletization carries out drying again, carry out injection moulding, prepare model or the batten of test heat conductivility and mechanical property.Testing standard and the test result of each embodiment are as shown in table 2.
Raw materials used and the weight (kg) of each embodiment of table 1
| Name of material | Embodiment 1 | Embodiment 2 | Embodiment 3 | Embodiment 4 | Embodiment 5 | Embodiment 6 |
| PPS | 46 | 36 | 31 | 26 | 26 | 26 |
| PPO | 8 | 8 | 8 | 10 | 10 | 10 |
| Epoxy resin | 5 | 5 | 5 | 8 | 8 | 8 |
| Boron nitride | - | - | 5 | 10 | 5 | 10 |
| Magnesium oxide | - | 20 | 20 | 15 | 10 | 5 |
| Graphite | 20 | 10 | 10 | 10 | 20 | 20 |
| Carbon fiber | 20 | 20 | 20 | 20 | 20 | 20 |
| Oxidation inhibitor | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 |
| Processing aid | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 |
Table 2 each embodiment products obtained therefrom the performance test results
Consolidated statement 2 can be found out, PPS/PPO alloy of the present invention has the feature of high heat-resisting, high heat conduction, and moderate cost, is a kind of high comprehensive performance, the alloy that cost performance is high.Above embodiment is the present invention's preferably embodiment, all according to the change done by technical solution of the present invention, the function produced fail the scope exceeding technical solution of the present invention time, all belong to protection scope of the present invention.
Claims (9)
1. a high temperature resistance high heat conduction PPS/PPO alloy, is characterized in that being made up of following raw materials by weight:
Wherein, described carbon fiber carries out surface treatment through coupling agent, and is made particle with epoxy resin as tackiness agent.
2. high temperature resistance high heat conduction PPS/PPO alloy according to claim 1, is characterized in that toughness reinforcing compatilizer is epoxy resin.
3. high temperature resistance high heat conduction PPS/PPO alloy according to claim 1, is characterized in that thermal conducting agent is one or more in magnesium oxide, boron nitride or graphite.
4. high temperature resistance high heat conduction PPS/PPO alloy according to claim 3, it is characterized in that the pre-treatment of thermal conducting agent through coupling agent, described coupling agent is titanate coupling agent.
5. high temperature resistance high heat conduction PPS/PPO alloy according to claim 1, is characterized in that carbon fiber is asphalt base carbon fiber, carbon content >=95wt.%.
6. high temperature resistance high heat conduction PPS/PPO alloy according to claim 1, it is characterized in that described coupling agent is titanate coupling agent, with weight parts, every 1.0 parts of carbon fibers or thermal conducting agent need 0.02-0.03 part coupling agent.
7. high temperature resistance high heat conduction PPS/PPO alloy according to claim 1, is characterized in that oxidation inhibitor is Hinered phenols antioxidant 1010 and phosphite ester kind antioxidant 168, by weight being antioxidant 1010: the mixture that irgasfos 168=1:2 is composite.
8. high temperature resistance high heat conduction PPS/PPO alloy according to claim 1, is characterized in that processing aid is EBS.
9. the preparation method of the arbitrary described high temperature resistance high heat conduction PPS/PPO alloy of claim 1-8, is characterized in that step is as follows:
(1) thermal conducting agent is joined in high-speed mixer, mix, for subsequent use;
(2) PPS, PPO, toughness reinforcing compatilizer, thermal conducting agent, oxidation inhibitor and processing aid are joined in high-speed mixer mix;
(3) material after mixing is carried out extruding pelletization in twin screw extruder, forcing machine is divided into 10 districts, screw combinations is the best of breed that can obtain maximum heat conductivility and best dispersing property, and step (2) gained mixture adds from 1st district, and carbon fiber adds in 5th district;
(4), after the particle after extruding pelletization carries out drying again, carry out injection moulding, obtain product.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210302117.6A CN102977603B (en) | 2012-08-23 | 2012-08-23 | High temperature resistance high heat conduction PPS/PPO alloy and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210302117.6A CN102977603B (en) | 2012-08-23 | 2012-08-23 | High temperature resistance high heat conduction PPS/PPO alloy and preparation method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102977603A CN102977603A (en) | 2013-03-20 |
| CN102977603B true CN102977603B (en) | 2015-05-06 |
Family
ID=47851960
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210302117.6A Active CN102977603B (en) | 2012-08-23 | 2012-08-23 | High temperature resistance high heat conduction PPS/PPO alloy and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102977603B (en) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103421300A (en) * | 2013-08-23 | 2013-12-04 | 苏州长盛机电有限公司 | Weather-proof enhanced PPO/PPS (polyphenylene oxide/polyphenylene sulfide) alloy and preparation method thereof |
| CN103709750B (en) * | 2013-11-28 | 2016-08-17 | 广州高八二塑料有限公司 | Mixed and modified polyphenyl thioether composite material of fibre reinforced polyphenylene oxide and preparation method thereof |
| CN103980710A (en) * | 2014-06-02 | 2014-08-13 | 北京化工大学 | Heat-conducting type carbon fiber composite material and preparation method thereof |
| CN104109379A (en) * | 2014-06-20 | 2014-10-22 | 胡胜先 | Modified phenylene sulfide engineering plastic with high tensile strength and preparation method thereof |
| CN104403315A (en) * | 2014-11-26 | 2015-03-11 | 江门市道生工程塑料有限公司 | PPS (Poly-Phenylene Snlfide)/PPO (Poly-Phenylene Oxide)/PA (Poly-Amide) alloy with high temperature resistance and high heat conductivity and preparation method of PPS/PPO/PA alloy |
| CN105062072A (en) * | 2015-09-01 | 2015-11-18 | 东莞市华盈新材料有限公司 | Polyphenyl thioether composite material and preparation method thereof |
| CN108250717A (en) * | 2016-12-29 | 2018-07-06 | 上海杰事杰新材料(集团)股份有限公司 | Composite material of the wear-resisting polyphenylene oxide of low-dielectric loss and polyphenylene sulfide and preparation method thereof |
| CN109517384A (en) * | 2017-09-20 | 2019-03-26 | 四川东邦碳纤维材料有限公司 | A kind of battery frame body material and battery framework prepared therefrom |
| CN107892773A (en) * | 2017-11-24 | 2018-04-10 | 广东威林工程塑料股份有限公司 | A kind of weather-proof heat conduction PP PE PET composite materials and preparation method thereof |
| CN112940505A (en) * | 2021-02-05 | 2021-06-11 | 自贡聚源高新材料有限公司 | High-temperature-resistant thermoplastic pipe material and preparation method thereof |
| EP4124635A1 (en) | 2021-07-30 | 2023-02-01 | SHPP Global Technologies B.V. | Platable poly(phenylene sulfide) and poly(phenylene ether) compositions |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2006067902A1 (en) * | 2004-12-21 | 2006-06-29 | Asahi Kasei Chemicals Corporation | Polyphenylene sulfide resin composition |
| CN101113240A (en) * | 2007-08-23 | 2008-01-30 | 深圳市科聚新材料有限公司 | Highly heat conductive polyphenylene sulfide composite material and method for making same |
| CN101768359B (en) * | 2008-12-31 | 2012-06-13 | 深圳市科聚新材料有限公司 | Fiberglass enhanced polyphenyl thioether/polyphenylether composite material and preparation method thereof |
-
2012
- 2012-08-23 CN CN201210302117.6A patent/CN102977603B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN102977603A (en) | 2013-03-20 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102977603B (en) | High temperature resistance high heat conduction PPS/PPO alloy and preparation method thereof | |
| CN103602060B (en) | Heat conduction abrasion-proof insulating nylon 6 composite material and preparation method thereof | |
| CN102585470B (en) | Insulation heat conduction glass fiber reinforced PC/ABS alloy material and preparation method thereof | |
| CN106519659B (en) | A kind of high-performance Heat conduction nylon composite material and its preparation method and application | |
| CN113025039A (en) | Polyphenylene sulfide composite material and preparation method thereof | |
| CN102070899A (en) | Insulating and heat-conducting polyamide composite material and preparation method thereof | |
| CN101225231A (en) | Insulating heat-conductive glass-fiber reinforced PPS composite material and preparation method thereof | |
| CN108250747B (en) | Thermoplastic polyetherimide insulating and heat-conducting composite material and preparation method thereof | |
| CN103289175A (en) | A polyolefin-based insulating composite material of high thermal conductivity and a preparation method thereof | |
| CN102634162A (en) | Heat-conduction polyformaldehyde composite material and preparation method thereof | |
| CN105061855A (en) | Preparation method of thermal conductive electrical insulating material | |
| CN103319893B (en) | Preparation method of high-heat-conducting polyphenylene sulfide material and prepared material | |
| CN102093692A (en) | Polycarbonate (PC)/ acrylonitrile butadiene styrene (ABS) conductive alloy material and preparation method and use thereof | |
| CN104403315A (en) | PPS (Poly-Phenylene Snlfide)/PPO (Poly-Phenylene Oxide)/PA (Poly-Amide) alloy with high temperature resistance and high heat conductivity and preparation method of PPS/PPO/PA alloy | |
| CN113105732A (en) | Resin-based composite material with high thermal conductivity and preparation method thereof | |
| CN102746623A (en) | Preparation method for insulating heat conduction material | |
| CN104559109A (en) | Polycarbonate heat-conducting composite material and preparation method thereof | |
| CN104072966A (en) | Multi-element composite heat-conducting functional master batch and preparation method thereof | |
| CN101280108A (en) | High-mechanical strength insulating heat-conducting plastic | |
| CN105632579A (en) | High-voltage-withstanding and fiber-reinforced macromolecular copper cable material and preparation method thereof | |
| CN109294032B (en) | Multi-element composite filling particle modified heat-conducting PE composite material and preparation method thereof | |
| CN103059536B (en) | A kind of polycarbonate/polyethylene alloy heat-conductive composite material and preparation method thereof | |
| CN103980676A (en) | A polybutylene terephthalate composite material with high heat conductivity and electrical conductivity and a preparing method thereof | |
| CN106009608B (en) | A kind of printed wiring board thermoplastic polyphenylene ethers and preparation method thereof | |
| CN104045981A (en) | Thermal conductive carbon fiber reinforced PET (polyethylene terephthalate)/polyester alloy and preparation method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |