CN103160088A - Carbon fiber reinforced unsaturated polyester molding compound - Google Patents
Carbon fiber reinforced unsaturated polyester molding compound Download PDFInfo
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- CN103160088A CN103160088A CN2011104208448A CN201110420844A CN103160088A CN 103160088 A CN103160088 A CN 103160088A CN 2011104208448 A CN2011104208448 A CN 2011104208448A CN 201110420844 A CN201110420844 A CN 201110420844A CN 103160088 A CN103160088 A CN 103160088A
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- carbon fiber
- unsaturated polyester
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- fiber reinforced
- reinforced unsaturated
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Abstract
The invention provides a carbon fiber reinforced unsaturated polyester molding compound, belonging to the technical field of thermosetting molding compounds. The molding compound is composed of the following raw materials by weight: 51 to 55 parts of an unsaturated polyester resin, 34 to 38 parts of a low profile additive, 0.5 to 0.8 part of an initiator, 0.007 to 0.012 part of an inhibitor, 0.14 to 0.18 part of a thickening agent, 140 to 190 parts of a filling material, 30 to 40 parts of a carbon fiber and 2.3 to 2.8 parts of a release agent. The molding compound has the advantages of high strength and low shrinkage. According to test results, the molding compound has bending strength of more than 92 MPa, impact strength (unnotched) of greater than 33 KJ/m<2> and a shrinkage rate of less than 0.15%.
Description
Technical field
The invention belongs to the duroplastic moulding materials technical field, be specifically related to a kind of carbon fiber reinforced unsaturated polyester die plastic
Background technology
Carbon fiber is the long filamentary material of a kind of length-to-diameter ratio, and one of characteristics have high-strength, high-modulus; Two, the graphite linings by a series of regular arrangements in carbon fiber structural forms, and after " Л electronics " conjugative effect on phenyl ring, form large " Л key ", so carbon fiber has very high thermotolerance.Exist at present shortcoming to be, be difficult to aforesaid two characteristics are got both, therefore be necessary to be improved
Summary of the invention
Task of the present invention is to provide the low carbon fiber reinforced unsaturated polyester die plastic of contraction of a kind of high strength and modulus and excellent heat resistance.
Task of the present invention is completed like this, a kind of carbon fiber reinforced unsaturated polyester die plastic, and it is that raw material by following parts by weight consists of:
51 ~ 55 parts of unsaturated polyester resins;
34 ~ 38 parts of low shrinkage additives;
0.5 ~ 0.8 part of initiator;
0.007 ~ 0.012 part of stopper;
0.14 ~ 0.18 part of thickening material;
140 ~ 190 parts of fillers;
30 ~ 40 parts, carbon fiber;
2.3 ~ 2.8 parts of releasing agents.
In one embodiment of the invention, described unsaturated polyester resin is Bisphenol a unsaturated polyester resin.
In another embodiment of the present invention, described low shrinkage additive is Vinyl Acetate Copolymer type shrinking agent.
In yet another embodiment of the present invention, described initiator is peroxidized t-butyl perbenzoate.
In another embodiment of the present invention, described stopper is the Pyrogentisinic Acid.
In another embodiment of the present invention, described thickening material is magnesium oxide.
More of the present invention and in embodiment, described filler is aluminium hydroxide.
In of the present invention and then examples of implementation, described carbon fiber is that length-to-diameter ratio is the carbon fiber more than 500.
Of the present invention again more and in embodiment, described releasing agent is to be resin acid zinc.
Carbon fiber reinforced unsaturated polyester die plastic provided by the invention has the advantages that intensity is good, contraction is low.Through test, flexural strength is greater than 92MPa, and shock strength (non-notch) is greater than 33KJ/m
2
, shrinking percentage is less than 0.15%.
Embodiment
Embodiment 1
| Bisphenol a unsaturated polyester resin | 51 parts; |
| Polymethylmethacrylate type shrinking agent | 34 parts; |
| Peroxidized t-butyl perbenzoate | 0.5 part; |
| The Pyrogentisinic Acid | 0.007 part; |
| Magnesium oxide | 0.14 part; |
| Aluminium hydroxide | 141 parts; |
| Carbon fiber | 32 parts; |
| Zinic stearas | 2.3 part. |
During concrete enforcement, at first the Bisphenol a unsaturated polyester resin of aforementioned proportion, polymethylmethacrylate type shrinking agent are added in hollander, then rapid stirring 3 minutes adds the Pyrogentisinic Acid, magnesium oxide, peroxidized t-butyl perbenzoate etc. of aforementioned proportion to continue to stir 20 minutes.Next, slurry that will stir moves in kneader and mediated 6 minutes, mediates 25 minutes after then adding successively the components such as the Zinic stearas of aforementioned proportion and aluminium hydroxide, continues kneading 6 minutes after adding at last the carbon fiber component.Namely obtain the carbon fiber reinforced unsaturated polyester die plastic.
Embodiment 2
| Bisphenol a unsaturated polyester resin | 53 parts; |
| Polymethylmethacrylate type shrinking agent | 35 parts; |
| Peroxidized t-butyl perbenzoate | 0.6 part; |
| The Pyrogentisinic Acid | 0.008 part; |
| Magnesium oxide | 0.15 part; |
| Aluminium hydroxide | 168 parts; |
| Carbon fiber | 34 parts; |
| Zinic stearas | 2.5 part; |
| Carbon black | 2 parts. |
During concrete enforcement, at first the Bisphenol a unsaturated polyester resin of aforementioned proportion, polymethylmethacrylate type shrinking agent are added in hollander, then rapid stirring 3 minutes adds the Pyrogentisinic Acid, magnesium oxide, peroxidized t-butyl perbenzoate, carbon black etc. of aforementioned proportion to continue to stir 20 minutes.Next, slurry that will stir moves in kneader and mediated 6 minutes, mediates 25 minutes after then adding successively the components such as the Zinic stearas of aforementioned proportion and aluminium hydroxide, continues kneading 6 minutes after adding at last the carbon fiber component.Namely obtain the carbon fiber reinforced unsaturated polyester die plastic of black.
Embodiment 3
| Bisphenol a unsaturated polyester resin | 54 parts; |
| Polymethylmethacrylate type shrinking agent | 37 parts; |
| Peroxidized t-butyl perbenzoate | 0.7 part; |
| The Pyrogentisinic Acid | 0.01 part; |
| Magnesium oxide | 0.16 part; |
| Aluminium hydroxide | 182 parts; |
| Carbon fiber | 38 parts; |
| Zinic stearas | 2.6 part; |
| Black | 2 parts. |
During concrete enforcement, at first the Bisphenol a unsaturated polyester resin of aforementioned proportion, polymethylmethacrylate type shrinking agent are added in hollander, rapid stirring 3 minutes, then add aforementioned proportion Pyrogentisinic Acid, magnesium oxide, peroxidized t-butyl perbenzoate, black etc. continue to stir 20 minutes.Next, slurry that will stir moves in kneader and mediated 6 minutes, mediates 25 minutes after then adding successively the components such as the Zinic stearas of aforementioned proportion and aluminium hydroxide, continues kneading 6 minutes after adding at last the carbon fiber component.Namely obtain the carbon fiber reinforced unsaturated polyester die plastic of black.
Embodiment 4
| Bisphenol a unsaturated polyester resin | 55 parts; |
| Polymethylmethacrylate type shrinking agent | 38 parts; |
| Peroxidized t-butyl perbenzoate | 0.8 part; |
| The Pyrogentisinic Acid | 0.012 part; |
| Magnesium oxide | 0.18 part; |
| Aluminium hydroxide | 190 parts; |
| Carbon fiber | 40 parts; |
| Zinic stearas | 2.8 part; |
| High painted carbon black | 1 part. |
During concrete enforcement, at first the Bisphenol a unsaturated polyester resin of aforementioned proportion, polymethylmethacrylate type shrinking agent are added in hollander, then rapid stirring 3 minutes adds the Pyrogentisinic Acid, magnesium oxide, peroxidized t-butyl perbenzoate, high painted carbon black etc. of aforementioned proportion to continue to stir 20 minutes.Next, slurry that will stir moves in kneader and mediated 6 minutes, mediates 25 minutes after then adding successively the components such as the Zinic stearas of aforementioned proportion and aluminium hydroxide, continues kneading 6 minutes after adding at last the carbon fiber component.Namely obtain the carbon fiber reinforced unsaturated polyester die plastic of black.
Have after tested the performance shown in following table by the resulting carbon fiber reinforced unsaturated polyester die plastic of top embodiment:
Claims (9)
1.
A kind of carbon fiber reinforced unsaturated polyester die plastic is characterized in that it is that raw material by following parts by weight consists of:
51 ~ 55 parts of unsaturated polyester resins;
34 ~ 38 parts of low shrinkage additives;
0.5 ~ 0.8 part of initiator;
0.007 ~ 0.012 part of stopper;
0.14 ~ 0.18 part of thickening material;
140 ~ 190 parts of fillers;
30 ~ 40 parts, carbon fiber;
2.3 ~ 2.8 parts of releasing agents.
2.
A kind of carbon fiber reinforced unsaturated polyester die plastic according to claim 1 is characterized in that described unsaturated polyester resin is Bisphenol a unsaturated polyester resin.
3.
A kind of carbon fiber reinforced unsaturated polyester die plastic according to claim 1 is characterized in that described low shrinkage additive is Vinyl Acetate Copolymer type shrinking agent.
4.
A kind of carbon fiber reinforced unsaturated polyester die plastic according to claim 1 is characterized in that described initiator is peroxidized t-butyl perbenzoate.
5.
A kind of carbon fiber reinforced unsaturated polyester die plastic according to claim 1 is characterized in that described stopper is the Pyrogentisinic Acid.
6.
A kind of carbon fiber reinforced unsaturated polyester die plastic according to claim 1 is characterized in that described thickening material is magnesium oxide.
7.
A kind of carbon fiber reinforced unsaturated polyester die plastic according to claim 1 is characterized in that described filler is aluminium hydroxide.
8.
A kind of carbon fiber reinforced unsaturated polyester die plastic according to claim 1 is characterized in that described carbon fiber is that length-to-diameter ratio is the carbon fiber more than 500.
9.
A kind of carbon fiber reinforced unsaturated polyester die plastic according to claim 1 is characterized in that described releasing agent is to be resin acid zinc
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011104208448A CN103160088A (en) | 2011-12-16 | 2011-12-16 | Carbon fiber reinforced unsaturated polyester molding compound |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011104208448A CN103160088A (en) | 2011-12-16 | 2011-12-16 | Carbon fiber reinforced unsaturated polyester molding compound |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103160088A true CN103160088A (en) | 2013-06-19 |
Family
ID=48583637
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011104208448A Pending CN103160088A (en) | 2011-12-16 | 2011-12-16 | Carbon fiber reinforced unsaturated polyester molding compound |
Country Status (1)
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| CN (1) | CN103160088A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107418171A (en) * | 2017-06-08 | 2017-12-01 | 合肥峰腾节能科技有限公司 | A kind of fiber composite energy-saving material and preparation method thereof |
| CN109354850A (en) * | 2018-09-12 | 2019-02-19 | 濮阳市盛源能源科技股份有限公司 | A kind of low shrinking unsaturated polyester resin moulding compound and preparation method thereof |
| CN110655770A (en) * | 2018-06-29 | 2020-01-07 | 合肥杰事杰新材料股份有限公司 | High-performance carbon fiber reinforced resin and preparation method thereof |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101343407A (en) * | 2008-08-22 | 2009-01-14 | 常熟东南塑料有限公司 | Halogen-free flame-proof unsaturated polyester molding compound |
-
2011
- 2011-12-16 CN CN2011104208448A patent/CN103160088A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101343407A (en) * | 2008-08-22 | 2009-01-14 | 常熟东南塑料有限公司 | Halogen-free flame-proof unsaturated polyester molding compound |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107418171A (en) * | 2017-06-08 | 2017-12-01 | 合肥峰腾节能科技有限公司 | A kind of fiber composite energy-saving material and preparation method thereof |
| CN110655770A (en) * | 2018-06-29 | 2020-01-07 | 合肥杰事杰新材料股份有限公司 | High-performance carbon fiber reinforced resin and preparation method thereof |
| CN109354850A (en) * | 2018-09-12 | 2019-02-19 | 濮阳市盛源能源科技股份有限公司 | A kind of low shrinking unsaturated polyester resin moulding compound and preparation method thereof |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20130619 |