CN102993381B - Flame-retardant unsaturated polyester resin molding material - Google Patents
Flame-retardant unsaturated polyester resin molding material Download PDFInfo
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- CN102993381B CN102993381B CN201210300253.1A CN201210300253A CN102993381B CN 102993381 B CN102993381 B CN 102993381B CN 201210300253 A CN201210300253 A CN 201210300253A CN 102993381 B CN102993381 B CN 102993381B
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Abstract
The invention provides a flame-retardant unsaturated polyester resin molding material and belongs to the technical field of a high molecular material. The flame-retardant unsaturated polyester resin molding material is prepared from raw material sin parts by weight: 5-9 parts of unsaturated polyester resin I, 50-55 parts of unsaturated polyester resin II, 41-46 parts of compound low shrinkage additive, 0.7-1.0 part of initiator, 0.009-0.012 part of polymerization inhibitor, 0.16-0.2 part of metal oxide, 140-180 parts of filler, 10-14 parts of compound fire retardant, 2.6-3.4 parts of releasing agent and 40-48 parts of reinforced fibers. The flame-retardant unsaturated polyester resin molding material has the characteristics of high strength and low shrinkage; and after a test, the bending strength is more than 100 MPa, the impact strength (no notches exist) is more than 30 KJ/m<2>, the shrinking percentage is 0.15%, the resistance is 1*10<13> omh, and the vertical combustion is (UL-94-V-03mm)V-0.
Description
Technical field
the invention belongs to technical field of polymer materials, be specifically related to a kind of fire-retardant unsaturated polyester resin molding material.
Background technology
conventionally, people, in the time preparing fire retardant material, are to select fire retardant to realize fire-retardant.But the method for this additional fire retardant can not well be brought into play the flame retardant effect of material.If fire-retardant element or title molecule are incorporated on high polymer main chain, just can realize ignition-proof element and in molecule rank, mix effect with carbon hydrogen element, in the time running into burning things which may cause a fire disaster, other is fire-retardant can to realize molecular level, this is optimal fire-retardant mode, and technical scheme described below is based on producing under this prerequisite.
Summary of the invention
task of the present invention is to provide the fire-retardant unsaturated polyester resin formed material of the good and flame retardant effect excellence of a kind of intensity.
task of the present invention completes like this, a kind of fire-retardant unsaturated polyester resin formed material, and it is to be made up of the raw material of following parts by weight:
5 ~ 9 parts of unsaturated polyester resin I;
50 ~ 55 parts of unsaturated polyester resin II;
41 ~ 46 parts of composite low shrinkage additives;
0.7 ~ 1.0 part of initiator;
0.009 ~ 0.012 part of stopper;
0.16 ~ 0.2 part of metal oxide;
140 ~ 180 parts of fillers;
10 ~ 14 parts of compound flame retardants;
2.6 ~ 3.4 parts of releasing agents;
40 ~ 48 parts of fortifying fibres.
in a specific embodiment of the present invention, the unsaturated polyester resin that described unsaturated polyester resin I is bromination; Described unsaturated polyester resin II is metaphenylene unsaturated polyester resin.
in another specific embodiment of the present invention, the polystyrene that described composite low shrinkage additive is is 45% by mass percent and mass percent are that 55% polymethylmethacrylate is dissolved in vinylbenzene and makes, and wherein solids content is 38%.
in another specific embodiment of the present invention, described initiator is peroxidized t-butyl perbenzoate; Described stopper is para benzoquinone.
in another specific embodiment of the present invention, described metal oxide is calcium oxide; Described filler is aluminium hydroxide.
also have in a specific embodiment of the present invention, described compound flame retardant is that decabromodiphynly oxide is dispersed in and in nano-calcium carbonate, makes free-pouring powder, and through coupling agent surface treatment, wherein the mass fraction of decabromodiphynly oxide is 50%.
more of the present invention and in a specific embodiment, described releasing agent is Zinic stearas.
in of the present invention and then a specific embodiment, described fortifying fibre is that length is the alkali free glass fibre of 3mm.
fire-retardant unsaturated polyester resin formed material provided by the invention have intensity high, shrink low feature, through test, flexural strength is greater than 100MPa, shock strength (non-notch) is greater than 30KJ/m
2
, shrinking percentage is less than 0.15%, resistance 1 × 10
13
Ω, vertical combustion (UL-94-V-0 3mm) V-0.
Embodiment
embodiment 1:
unsaturated polyester resin I is 9 parts of the unsaturated polyester resins of bromination;
unsaturated polyester resin II is 50 parts of metaphenylene unsaturated polyester resins;
the polystyrene that is 45% by mass percent and mass percent are that 55% polymethylmethacrylate is dissolved in 43 parts of the composite low shrinkage additives made in vinylbenzene and solid content is 38%;
0.7 part of peroxidized t-butyl perbenzoate;
0.012 part of para benzoquinone;
0.2 part, calcium oxide;
160 parts, aluminium hydroxide;
decabromodiphynly oxide is dispersed in 14 parts of compound flame retardants making free-pouring powder in nano-calcium carbonate and be 50% through the mass fraction of coupling agent surface-treated decabromodiphynly oxide;
2.6 parts of Zinic stearass;
length is 48 parts of the alkali free glass fibres of 3mm.
embodiment 2:
unsaturated polyester resin I is 7 parts of the unsaturated polyester resins of bromination;
unsaturated polyester resin II is 55 parts of metaphenylene unsaturated polyester resins;
the polystyrene that is 45% by mass percent and mass percent are that 55% polymethylmethacrylate is dissolved in 41 parts of the composite low shrinkage additives made in vinylbenzene and solid content is 38%;
1 part of peroxidized t-butyl perbenzoate;
0.009 part of para benzoquinone;
0.16 part, calcium oxide;
140 parts, aluminium hydroxide;
decabromodiphynly oxide is dispersed in 10 parts of compound flame retardants making free-pouring powder in nano-calcium carbonate and be 50% through the mass fraction of coupling agent surface-treated decabromodiphynly oxide;
3.4 parts of Zinic stearass;
length is 40 parts of the alkali free glass fibres of 3mm.
embodiment 3:
unsaturated polyester resin I is 5 parts of the unsaturated polyester resins of bromination;
unsaturated polyester resin II is 54 parts of metaphenylene unsaturated polyester resins;
the polystyrene that is 45% by mass percent and mass percent are that 55% polymethylmethacrylate is dissolved in 46 parts of the composite low shrinkage additives made in vinylbenzene and solid content is 38%;
0.9 part of peroxidized t-butyl perbenzoate;
0.011 part of para benzoquinone;
0.17 part, calcium oxide;
170 parts, aluminium hydroxide;
decabromodiphynly oxide is dispersed in 11 parts of compound flame retardants making free-pouring powder in nano-calcium carbonate and be 50% through the mass fraction of coupling agent surface-treated decabromodiphynly oxide;
2.8 parts of Zinic stearass;
length is 43 parts of the alkali free glass fibres of 3mm.
embodiment 4:
unsaturated polyester resin I is 8 parts of the unsaturated polyester resins of bromination;
unsaturated polyester resin II is 52 parts of metaphenylene unsaturated polyester resins;
the polystyrene that is 45% by mass percent and mass percent are that 55% polymethylmethacrylate is dissolved in 44 parts of the composite low shrinkage additives made in vinylbenzene and solid content is 38%;
0.8 part of peroxidized t-butyl perbenzoate;
0.01 part of para benzoquinone;
0.19 part, calcium oxide;
180 parts, aluminium hydroxide;
decabromodiphynly oxide is dispersed in 12 parts of compound flame retardants making free-pouring powder in nano-calcium carbonate and be 50% through the mass fraction of coupling agent surface-treated decabromodiphynly oxide;
3.0 parts of Zinic stearass;
length is 46 parts of the alkali free glass fibres of 3mm.
the fire-retardant unsaturated polyester resin formed material being obtained by above-described embodiment 1-4 has the technique effect shown in following table after tested:
Claims (5)
1.
a fire-retardant unsaturated polyester resin formed material, is characterized in that it is to be made up of the raw material of following parts by weight:
5 ~ 9 parts of unsaturated polyester resin I;
50 ~ 55 parts of unsaturated polyester resin II;
41 ~ 46 parts of composite low shrinkage additives;
0.7 ~ 1.0 part of initiator;
0.009 ~ 0.012 part of stopper;
0.16 ~ 0.2 part of metal oxide;
140 ~ 180 parts of fillers;
10 ~ 14 parts of compound flame retardants;
2.6 ~ 3.4 parts of releasing agents;
40 ~ 48 parts of fortifying fibres, the unsaturated polyester resin that described unsaturated polyester resin I is bromination; Described unsaturated polyester resin II is metaphenylene unsaturated polyester resin, the polystyrene that described composite low shrinkage additive is is 45% by mass percent and mass percent are that 55% polymethylmethacrylate is dissolved in vinylbenzene and makes, wherein solids content is 38%, described compound flame retardant is that decabromodiphynly oxide is dispersed in and in nano-calcium carbonate, makes free-pouring powder, and through coupling agent surface treatment, wherein the mass fraction of decabromodiphynly oxide is 50%.
2.
fire-retardant unsaturated polyester resin formed material according to claim 1, is characterized in that described initiator is peroxidized t-butyl perbenzoate; Described stopper is para benzoquinone.
3.
fire-retardant unsaturated polyester resin formed material according to claim 1, is characterized in that described metal oxide is calcium oxide; Described filler is aluminium hydroxide.
4.
fire-retardant unsaturated polyester resin formed material according to claim 1, is characterized in that described releasing agent is Zinic stearas.
5.
fire-retardant unsaturated polyester resin formed material according to claim 1, is characterized in that described fortifying fibre is that length is the alkali free glass fibre of 3mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210300253.1A CN102993381B (en) | 2012-08-22 | 2012-08-22 | Flame-retardant unsaturated polyester resin molding material |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210300253.1A CN102993381B (en) | 2012-08-22 | 2012-08-22 | Flame-retardant unsaturated polyester resin molding material |
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|---|---|
| CN102993381A CN102993381A (en) | 2013-03-27 |
| CN102993381B true CN102993381B (en) | 2014-07-30 |
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|---|---|---|---|
| CN201210300253.1A Active CN102993381B (en) | 2012-08-22 | 2012-08-22 | Flame-retardant unsaturated polyester resin molding material |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109354851A (en) * | 2018-09-30 | 2019-02-19 | 濮阳市盛源能源科技股份有限公司 | A kind of preparation method of biology base unsaturated polyester resin flame-retardant composite material |
| CN113583417A (en) * | 2021-07-29 | 2021-11-02 | 广西华砻树脂有限公司 | Low-shrinkage unsaturated polyester resin for normal-temperature pouring 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 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08225731A (en) * | 1995-02-21 | 1996-09-03 | Matsushita Electric Works Ltd | Unsaturated polyester resin molding material |
-
2012
- 2012-08-22 CN CN201210300253.1A patent/CN102993381B/en active Active
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 |
Non-Patent Citations (1)
| Title |
|---|
| JP特开平8-225731A 1996.09.03 |
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| CN102993381A (en) | 2013-03-27 |
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