CN102732012A - Silicon carbide reinforced nylon composite material - Google Patents
Silicon carbide reinforced nylon composite material Download PDFInfo
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- CN102732012A CN102732012A CN2012101979956A CN201210197995A CN102732012A CN 102732012 A CN102732012 A CN 102732012A CN 2012101979956 A CN2012101979956 A CN 2012101979956A CN 201210197995 A CN201210197995 A CN 201210197995A CN 102732012 A CN102732012 A CN 102732012A
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Abstract
Belonging to the technical field of high polymer materials, the invention provides a silicon carbide reinforced nylon composite material, which is composed of the following raw materials by weight: 70-80 parts of nylon 66 resin; 30-36 parts of nylon 6 resin; 0.9-1.5 parts of a coupling agent; 19-27 parts of a filling material; 5-11 parts of silicon carbide; 0.5-0.9 part of an antioxidant; 30-41 parts of a glass fiber; and 0.3-0.7 part of a surface modifier. The composite material of the invention has the advantages that: the tensile strength is more than 155MPa, the bending strength is greater than 253MPa, the izod notched impact strength is over 27.5kj/m<2>, and the melt index is greater than 17g/10min. The silicon carbide reinforced nylon composite material can be applied to the fields of military, aerospace, automobiles and construction, etc.
Description
Technical field
The invention belongs to technical field of polymer materials, be specifically related to a kind of silit enhanced nylon composite materials
Background technology
silit is a kind of ultimate attainment atomic crystal material, and its carbon and silicon are to lean on covalency bonding force bonded.Therefore, silit has excellent mechanical property, thermotolerance and erosion resistance, is mainly used in space flight and military field.Because technical progress, the production cost of silit reduces, and making it be used for high-grade material has become possibility.The present invention below will disclosed silit enhanced nylon composite materials based on producing under this prerequisite
Summary of the invention
task of the present invention is to provide a kind of to be had excellent mechanical property and uses the silit enhanced nylon composite materials that fields such as being suitable for military affairs, space flight, automobile, building makes the product of high request.
Task of the present invention is accomplished like this, a kind of silit enhanced nylon composite materials, and its raw material by following parts by weight is formed:
70～80 parts of Nylon 66s;
30～36 parts of Nylon 6s;
0.9～1.5 part of coupling agent;
19～27 parts of fillers;
5～11 parts in silit;
0.5～0.9 part in oxidation inhibitor;
30～41 parts in spun glass;
0.3～0.7 part of
surface-modifying agent.
in one embodiment of the invention, described Nylon 66 is a fusing point at 240 ℃ resin.
in another embodiment of the present invention, described Nylon 6 is a fusing point at 210 ℃ resin.
in yet another embodiment of the present invention, described coupling agent is β-(3,4 epoxy cyclohexyl) ethyl trimethoxy silane.
in another embodiment of the present invention, described filler is surface treated white mica.
also have among the embodiment of the present invention, and described silit is that length-to-diameter ratio is 80～120 silicon carbide fiber.
are more of the present invention and among embodiment, described oxidation inhibitor is two (2,4 di-tert-butyl-phenyl) pentaerythritol diphosphites.
in of the present invention and then embodiment, described spun glass is the alkali-free short glass fiber of length 3mm.
of the present invention again more and among embodiment, described surface-modifying agent is an amine hydroxybenzene.
Silit enhanced nylon composite materials provided by the invention has following performance index through test: tensile strength is greater than 155MPa, and flexural strength is greater than 253MPa, and the socle girder notched Izod impact strength is greater than 27 .5kj/m
2
, melting index can be applied to fields such as military affairs, space flight, automobile and building greater than 17g/10min.
Embodiment
Embodiment 1:
by weight, fusing point is 70 parts of Nylon 66s at 240 ℃ resin, fusing point is 36 parts of Nylon 6s at 210 ℃ resin; Coupling agent is β-(3; 4 epoxy cyclohexyls) ethyl trimethoxy silane is 1.2 parts, and filler is 19 parts of surface treated white micas, and length-to-diameter ratio is 5 parts of 80～120 silicon carbide fibers; Oxidation inhibitor is two (2; 4 di-tert-butyl-phenyls) pentaerythritol diphosphites is 0.7 part, and length is 30 parts of the alkali-free short glass fibers of 3mm, and surface-modifying agent is 0.7 part of an amine hydroxybenzene.
Embodiment 2:
by weight, fusing point is 72 parts of Nylon 66s at 240 ℃ resin, fusing point is 30 parts of Nylon 6s at 210 ℃ resin; Coupling agent is β-(3; 4 epoxy cyclohexyls) ethyl trimethoxy silane is 0.9 part, and filler is 27 parts of surface treated white micas, and length-to-diameter ratio is 7 parts of 80～120 silicon carbide fibers; Oxidation inhibitor is two (2; 4 di-tert-butyl-phenyls) pentaerythritol diphosphites is 0.5 part, and length is 33 parts of the alkali-free short glass fibers of 3mm, and surface-modifying agent is 0.4 part of an amine hydroxybenzene.
Embodiment 3:
by weight, fusing point is 80 parts of Nylon 66s at 240 ℃ resin, fusing point is 34 parts of Nylon 6s at 210 ℃ resin; Coupling agent is β-(3; 4 epoxy cyclohexyls) ethyl trimethoxy silane is 1.5 parts, and filler is 24 parts of surface treated white micas, and length-to-diameter ratio is 11 parts of 80～120 silicon carbide fibers; Oxidation inhibitor is two (2; 4 di-tert-butyl-phenyls) pentaerythritol diphosphites is 0.9 part, and length is 41 parts of the alkali-free short glass fibers of 3mm, and surface-modifying agent is 0.7 part of an amine hydroxybenzene.
Embodiment 4:
by weight, fusing point is 76 parts of Nylon 66s at 240 ℃ resin, fusing point is 32 parts of Nylon 6s at 210 ℃ resin; Coupling agent is β-(3; 4 epoxy cyclohexyls) ethyl trimethoxy silane is 1.3 parts, and filler is 21 parts of surface treated white micas, and length-to-diameter ratio is 9 parts of 80～120 silicon carbide fibers; Oxidation inhibitor is two (2; 4 di-tert-butyl-phenyls) pentaerythritol diphosphites is 0.8 part, and length is 37 parts of the alkali-free short glass fibers of 3mm, and surface-modifying agent is 0.5 part of an amine hydroxybenzene.
The silit enhanced nylon composite materials that is obtained by the foregoing description 1-4 has the technique effect shown in the following table through test:
| Test event | Embodiment 1 | Embodiment 2 | Embodiment 3 | Embodiment 4 |
| Tensile strength MPa | 155 | 158 | 161 | 164 |
| Flexural strength MPa | 253 | 257 | 261 | 265 |
| Socle girder notched Izod impact strength kj/m 2 | 27.5 | 27.8 | 28.2 | 28.6 |
| Melting index g/10min | 17 | 17.4 | 17.8 | 18.2 |
Claims (9)
1.
A kind of silit enhanced nylon composite materials is characterized in that its raw material by following parts by weight forms:
70～80 parts of Nylon 66s;
30～36 parts of Nylon 6s;
0.9～1.5 part of coupling agent;
19～27 parts of fillers;
5～11 parts in silit;
0.5～0.9 part in oxidation inhibitor;
30～41 parts in spun glass;
0.3～0.7 part of
surface-modifying agent.
2.
silit enhanced nylon composite materials according to claim 1 is characterized in that described Nylon 66 is a fusing point at 240 ℃ resin.
3.
silit enhanced nylon composite materials according to claim 1 is characterized in that described Nylon 6 is a fusing point at 210 ℃ resin.
4.
silit enhanced nylon composite materials according to claim 1 is characterized in that described coupling agent is β-(3,4 epoxy cyclohexyl) ethyl trimethoxy silane.
5.
silit enhanced nylon composite materials according to claim 1 is characterized in that described filler is surface treated white mica.
6.
silit enhanced nylon composite materials according to claim 1 is characterized in that described silit is that length-to-diameter ratio is 80～120 silicon carbide fiber.
7.
silit enhanced nylon composite materials according to claim 1 is characterized in that described oxidation inhibitor is two (2,4 di-tert-butyl-phenyl) pentaerythritol diphosphites.
8.
silit enhanced nylon composite materials according to claim 1 is characterized in that described spun glass is the alkali-free short glass fiber of length 3mm.
9.
Silit enhanced nylon composite materials according to claim 1 is characterized in that described surface-modifying agent is an amine hydroxybenzene
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101979956A CN102732012A (en) | 2012-06-15 | 2012-06-15 | Silicon carbide reinforced nylon composite material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101979956A CN102732012A (en) | 2012-06-15 | 2012-06-15 | Silicon carbide reinforced nylon composite material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102732012A true CN102732012A (en) | 2012-10-17 |
Family
ID=46988351
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012101979956A Pending CN102732012A (en) | 2012-06-15 | 2012-06-15 | Silicon carbide reinforced nylon composite material |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103289390A (en) * | 2013-06-21 | 2013-09-11 | 苏州新区佳合塑胶有限公司 | Reinforced PA66 composition |
| CN103756304A (en) * | 2014-01-17 | 2014-04-30 | 郑州大学 | Silicon carbide micro powder modified nylon 6/66 composite material |
| CN104387767A (en) * | 2014-12-17 | 2015-03-04 | 天津金发新材料有限公司 | Ceramic fiber reinforced nylon 66(PA66) composite and preparation method thereof |
| CN104910618A (en) * | 2015-05-29 | 2015-09-16 | 苏州博利迈新材料科技有限公司 | Anti-static and halogen-free flame-retardant PA66 composition and preparation method thereof |
| CN110305472A (en) * | 2019-07-26 | 2019-10-08 | 泉州志山阀门有限公司 | A kind of nylon valve body material and preparation method thereof |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102108204A (en) * | 2009-12-24 | 2011-06-29 | 合肥杰事杰新材料有限公司 | Plastic case material for breaker and preparation method thereof |
-
2012
- 2012-06-15 CN CN2012101979956A patent/CN102732012A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102108204A (en) * | 2009-12-24 | 2011-06-29 | 合肥杰事杰新材料有限公司 | Plastic case material for breaker and preparation method thereof |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103289390A (en) * | 2013-06-21 | 2013-09-11 | 苏州新区佳合塑胶有限公司 | Reinforced PA66 composition |
| CN103756304A (en) * | 2014-01-17 | 2014-04-30 | 郑州大学 | Silicon carbide micro powder modified nylon 6/66 composite material |
| CN103756304B (en) * | 2014-01-17 | 2016-03-16 | 郑州大学 | Silicon carbide micro-powder modification of nylon 6/66 matrix material |
| CN104387767A (en) * | 2014-12-17 | 2015-03-04 | 天津金发新材料有限公司 | Ceramic fiber reinforced nylon 66(PA66) composite and preparation method thereof |
| CN104910618A (en) * | 2015-05-29 | 2015-09-16 | 苏州博利迈新材料科技有限公司 | Anti-static and halogen-free flame-retardant PA66 composition and preparation method thereof |
| CN110305472A (en) * | 2019-07-26 | 2019-10-08 | 泉州志山阀门有限公司 | A kind of nylon valve body material and preparation method thereof |
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Application publication date: 20121017 |