CN104844878A - High modulus carbon fiber modified polyethylene composite material - Google Patents
High modulus carbon fiber modified polyethylene composite material Download PDFInfo
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- CN104844878A CN104844878A CN201410561389.7A CN201410561389A CN104844878A CN 104844878 A CN104844878 A CN 104844878A CN 201410561389 A CN201410561389 A CN 201410561389A CN 104844878 A CN104844878 A CN 104844878A
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- carbon fiber
- high modulus
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- oxidation inhibitor
- surface modification
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/04—Homopolymers or copolymers of ethene
- C08L23/06—Polyethene
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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
- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured additives
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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
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
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- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
Abstract
The present invention discloses a high modulus carbon fiber modified polyethylene composite material, which comprises, by mass, 80-90% of polyethylene, 5-15% of surface modified carbon fibers, 2-5% of nanometer talc powder, 1-3% of a styrene-maleic anhydride random copolymer, 0.1-0.5% of a silane coupling agent, 0.1-0.5% of an antioxidant 1010, 0.1-0.5% of an antioxidant 168, and 0.1-1% of pentaerythrityl tetrastearate, wherein the surface modified carbon fibers are carbon fibers with the surface treated by polyacrylonitrile. The high modulus carbon fiber modified polyethylene composite material of the present invention has beneficial effects of high strength, high modulus, high heat resistance, good dispersion, strong environmental stress resistance, and the like, and provides good prospects and economic benefits in the industries of electrical apparatuses, chemical industry, medicine, machinery and the like.
Description
Technical field
The present invention relates to technical field of polymer materials, specifically a kind of high modulus carbon fiber modified poly ethylene matrix material.
Background technology
Polyethylene is a kind of light weight, nontoxic and have the thermoplastic material of excellent electrical properties and resistance to chemical corrosion, has been widely used in the industries such as electrical equipment, chemical industry, machinery, tubing at present.Carbon fiber has high-modulus, high strength, low density, high-temperature resistant, the feature such as water-fast, corrosion-resistant, is a kind of high-modulus of excellence, high strength strongthener, obtains widespread use in every field that is military and civilian industry.Filled with carbon fibers enhanced polyethylene has very high specific tenacity, but because carbon fiber surface is level and smooth, active function groups is few, surface energy is low, present surface chemistry inertia, poor with poly wetting property, make blended interface binding force more weak, seriously have impact on the performance of composites excellent properties.
Summary of the invention
The object of the present invention is to provide a kind of high modulus carbon fiber modified poly ethylene matrix material with excellent mechanical performance.
The technical solution adopted for the present invention to solve the technical problems is: high modulus carbon fiber modified poly ethylene matrix material, and its component by mass percent proportioning is: polyethylene 80% ~ 90%, surface modification carbon fiber 5% ~ 15%, nanomete talc powder 2% ~ 5%, atactic styrene-maleic anhydride copolymer 1% ~ 3%, silane coupling agent 0.1% ~ 0.5%, 1010 oxidation inhibitor 0.1% ~ 0.5%, 168 oxidation inhibitor 0.1% ~ 0.5%, pentaerythritol stearate 0.1% ~ 1%.
Described surface modification carbon fiber is the carbon fiber of surface through polyacrylonitrile process.
The preparation method of high modulus carbon fiber modified poly ethylene matrix material of the present invention, comprises the following steps:
(1), surperficial modified carbon fiber is prepared: first polyacrylonitrile acetone is mixed with (quality) 10% ~ 25% solution, then add carbon fiber to infiltrate, again by the preoxidation 0.1 ~ 100 hour in 50 DEG C ~ 300 DEG C baking ovens of the carbon fiber through infiltrating process, dry, obtained surface modification carbon fiber, stand-by;
(2), by mass percent proportioning take nanomete talc powder and silane coupling agent, add in high-speed mixer and stir 10 ~ 60 minutes at 85 DEG C ~ 130 DEG C temperature, obtain surface-modified nano talcum powder, be then cooled to lower than 40 DEG C of dischargings, stand-by;
(3), polyethylene, atactic styrene-maleic anhydride copolymer, 1010 oxidation inhibitor, 168 oxidation inhibitor, pentaerythritol stearate is taken by mass percent proportioning, add high-speed mixer, add the material that step (2) obtains simultaneously, make to stir 3 ~ 10 minutes together, after fully mixing, discharging;
(4), by the surface modification carbon fiber that the mixture of step (3) and step (1) obtain add the major ingredient mouth of twin screw extruder and side material mouth respectively, through melting mixing 3 ~ 15 minutes, then extrude, cool, granulation, drying, namely obtain the present invention.
The invention has the beneficial effects as follows, the present invention has the advantages such as high strength, high-modulus, high heat resistance energy, and good dispersity, and environmental stress resistance performance is strong, and in the industries such as electrical equipment, chemical industry, medical treatment, machinery, application has good prospect and economic benefit.
Embodiment
Technical scheme of the present invention is further illustrated below in conjunction with specific embodiment.
A kind of high modulus carbon fiber modified poly ethylene matrix material, its component by mass percent proportioning is: polyethylene 82%, surface modification carbon fiber 10%, nanomete talc powder 5%, atactic styrene-maleic anhydride copolymer 1.5%, silane coupling agent 0.3%, 1010 oxidation inhibitor 0.2%, 168 oxidation inhibitor 0.2%, pentaerythritol stearate 0.8%.Wherein, described surface modification carbon fiber is the carbon fiber of surface through polyacrylonitrile process.
Its preparation method is: (1), prepare surperficial modified carbon fiber: first polyacrylonitrile acetone is mixed with (quality) 10% ~ 25% solution, then add carbon fiber to infiltrate, again by the preoxidation 0.1 ~ 100 hour in 50 DEG C ~ 300 DEG C baking ovens of the carbon fiber through infiltrating process, dry, obtained surface modification carbon fiber, stand-by; (2), by mass percent proportioning take nanomete talc powder and silane coupling agent, add in high-speed mixer and stir 10 ~ 60 minutes at 85 DEG C ~ 130 DEG C temperature, obtain surface-modified nano talcum powder, be then cooled to lower than 40 DEG C of dischargings, stand-by; (3), polyethylene, atactic styrene-maleic anhydride copolymer, 1010 oxidation inhibitor, 168 oxidation inhibitor, pentaerythritol stearate is taken by mass percent proportioning, add high-speed mixer, add the material that step (2) obtains simultaneously, make to stir 3 ~ 10 minutes together, after fully mixing, discharging; (4), by the surface modification carbon fiber that the mixture of step (3) and step (1) obtain add the major ingredient mouth of twin screw extruder and side material mouth respectively, through melting mixing 3 ~ 15 minutes, then extrude, cool, granulation, drying, namely obtain the present invention.
Claims (3)
1. a high modulus carbon fiber modified poly ethylene matrix material, it is characterized in that, its component by mass percent proportioning is: polyethylene 80% ~ 90%, surface modification carbon fiber 5% ~ 15%, nanomete talc powder 2% ~ 5%, atactic styrene-maleic anhydride copolymer 1% ~ 3%, silane coupling agent 0.1% ~ 0.5%, 1010 oxidation inhibitor 0.1% ~ 0.5%, 168 oxidation inhibitor 0.1% ~ 0.5%, pentaerythritol stearate 0.1% ~ 1%.
2. high modulus carbon fiber modified poly ethylene matrix material according to claim 1, is characterized in that, described surface modification carbon fiber is the carbon fiber of surface through polyacrylonitrile process.
3. the preparation method of high modulus carbon fiber modified poly ethylene matrix material according to claim 1, is characterized in that, comprise the following steps:
(1), surperficial modified carbon fiber is prepared: first polyacrylonitrile acetone is mixed with (quality) 10% ~ 25% solution, then add carbon fiber to infiltrate, again by the preoxidation 0.1 ~ 100 hour in 50 DEG C ~ 300 DEG C baking ovens of the carbon fiber through infiltrating process, dry, obtained surface modification carbon fiber, stand-by;
(2), by mass percent proportioning take nanomete talc powder and silane coupling agent, add in high-speed mixer and stir 10 ~ 60 minutes at 85 DEG C ~ 130 DEG C temperature, obtain surface-modified nano talcum powder, be then cooled to lower than 40 DEG C of dischargings, stand-by;
(3), polyethylene, atactic styrene-maleic anhydride copolymer, 1010 oxidation inhibitor, 168 oxidation inhibitor, pentaerythritol stearate is taken by mass percent proportioning, add high-speed mixer, add the material that step (2) obtains simultaneously, make to stir 3 ~ 10 minutes together, after fully mixing, discharging;
(4), by the surface modification carbon fiber that the mixture of step (3) and step (1) obtain add the major ingredient mouth of twin screw extruder and side material mouth respectively, through melting mixing 3 ~ 15 minutes, then extrude, cool, granulation, drying, namely obtain the present invention.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410561389.7A CN104844878A (en) | 2014-10-22 | 2014-10-22 | High modulus carbon fiber modified polyethylene composite material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410561389.7A CN104844878A (en) | 2014-10-22 | 2014-10-22 | High modulus carbon fiber modified polyethylene composite material |
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| Publication Number | Publication Date |
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| CN104844878A true CN104844878A (en) | 2015-08-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410561389.7A Pending CN104844878A (en) | 2014-10-22 | 2014-10-22 | High modulus carbon fiber modified polyethylene composite material |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107383547A (en) * | 2017-08-22 | 2017-11-24 | 安徽悦尔伟塑料机械有限公司 | Machinery uses highstrenghtpiston and preparation method thereof |
| WO2020238683A1 (en) * | 2019-05-25 | 2020-12-03 | 招商局海洋装备研究院有限公司 | Lining material for non-metallic flexible composite pipe and preparation method therefor |
-
2014
- 2014-10-22 CN CN201410561389.7A patent/CN104844878A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107383547A (en) * | 2017-08-22 | 2017-11-24 | 安徽悦尔伟塑料机械有限公司 | Machinery uses highstrenghtpiston and preparation method thereof |
| WO2020238683A1 (en) * | 2019-05-25 | 2020-12-03 | 招商局海洋装备研究院有限公司 | Lining material for non-metallic flexible composite pipe and preparation method therefor |
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Application publication date: 20150819 |