CN103013028A - Flame-retardant glass fiber-reinforced ABS material with high CTI value and high GWIT value - Google Patents
Flame-retardant glass fiber-reinforced ABS material with high CTI value and high GWIT value Download PDFInfo
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- CN103013028A CN103013028A CN2012105211071A CN201210521107A CN103013028A CN 103013028 A CN103013028 A CN 103013028A CN 2012105211071 A CN2012105211071 A CN 2012105211071A CN 201210521107 A CN201210521107 A CN 201210521107A CN 103013028 A CN103013028 A CN 103013028A
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Abstract
The invention discloses a flame-retardant glass fiber-reinforced ABS material with a high CTI value and a high GWIT value. The ABS material comprises the following components: by weight, 45 to 68% of ABS, 6 to 20% of a compound fire retardant, 3 to 15% of antimonony oxide, 20 to 30% of a glass fiber, 2 to 10% of a compatilizer, 0.1 to 1% of an anti-oxidant and 0.1 to 1% of a metallic oxide. In preparation of the ABS material, all the components are added into a high-speed mixer for mixing for 2 to 5 min, and then discharging and extrusion granulation in a twin-screw extruder are carried out, wherein processing temperature of the twin-screw extruder is 200 to 230 DEG C and screw revolution is 30 to 40 Hz. Compared with the prior art, the ABS material prepared in the invention has the advantages of high glow wire temperature, a high tracking index, environment-friendliness, balanced comprehensive properties and the like through utilization of a novel flame-retardant compounded system in the invention.
Description
Technical field
The present invention relates to the ABS material, especially relate to a kind of high CTI value, high GWIT value flame-proof glass fibre reinforced ABS material.
Background technology
The ABS resin characteristics: this resin over-all properties is better.Shock strength is higher, chemical stability, and electrical property is good; Good with the weldability of synthetic glass, make two-color plastic, but and chrome-faced, the processing of spraying paint; High-impact, high heat-resisting, fire-retardant, enhancing, the rank such as transparent are arranged; Mobile more a little bit poorer than HIPS, better than PMMA, PC etc., good .21 century of snappiness, electric appliance communication household electrical appliances electromechanical equipment was to the high-performance micro development, requirement to anti-flaming ABS material is more and more higher, simultaneously, along with the understanding of the mankind to environmental protection, Green Product is subject to common concern.Therefore, the anti-flaming ABS material developing direction is: the performance function anti-flaming ABS material becomes main flow; The kind of environmental type anti-flaming ABS material and demand are more and more; The production of anti-flaming ABS material is to many variety series future development; The use diversification of fire retardant, compound development.Some traditional modes are (GF+ TDE+antimonous oxide) compound system, (GF+ brominated Polystyrene+antimonous oxide) compound system, but the CTI value of these compound systems and GWIT value are not high, are not suitable for the power utilization environment of high request.This material is applicable to Low-voltage Electronic capacitor case, load break switch, carbon brush supports, breaker of plastic casing.
Summary of the invention
The object of the invention is to overcome the defective that above-mentioned prior art exists and a kind of high CTI value, high GWIT value flame-proof glass fibre reinforced ABS material and preparation method thereof are provided.ABS material of the present invention has the advantages such as glow wire temperature (GWIT) is higher, creepage trace index higher (CTI), environmental protection, over-all properties equilibrium, can be widely used in the Low-voltage Electronic capacitor case, load break switch, carbon brush supports, breaker of plastic casing.
The objective of the invention is to be achieved through the following technical solutions:
First aspect the present invention relates to a kind of high CTI value, high GWIT value flame-proof glass fibre reinforced ABS material, comprises each component of following weight percent content:
ABS 45~68%,
Compound flame redundant 6~20%,
Antimonous oxide 3~15%,
Glass fibre 20~30%,
Toughner 2~10%,
Oxidation inhibitor 0.1~1%,
Metal oxide 0.1~1%.
Preferably, described ABS is commercially available acrylonitrile-butadiene-styrene (ABS).
Preferably, described compound flame redundant is composite the forming of BPS, magnesium hypophosphite and talcum powder of 2:1:1 by mass ratio.
Preferably, described glass fibre is the alkali free glass fibre that process through silane coupling agent on the surface.
Preferably, described toughner is commercially available horse 180 powder.
Preferably, described oxidation inhibitor is the high molecular weight hindered phenols kind antioxidant.
Preferably, described Hinered phenols antioxidant is oxidation inhibitor 1330.
Preferably, described metal oxide is ferric oxide.
Second aspect the invention still further relates to the preparation method of aforesaid high CTI value, high GWIT value flame-proof glass fibre reinforced ABS material, comprises the steps:
A, take by weighing described each component by described weight percent content;
B, put into high-speed mixer and mixing 2~5 minutes, the twin screw extruder extruding pelletization is put in discharging, and the processing temperature of described twin screw extruder is 200~230 ℃, and the screw rod revolution is 30~40Hz.
Compared with prior art, the beneficial effect that the present invention has is: adopt the novel flame-retardant compound system, compare with traditional flame-retardant system, in the situation that the fire retardant percentage composition is identical, the novel built system can make the glowing filament of material improve 50~100 ℃, can pass through 850 ℃ of glowing filaments; Simultaneously, the adding of glass fibre also makes the glowing filament of material significantly improve, adding toughner is be used to the impact property of improving material, the high molecular weight hindered phenols kind antioxidant can improve material in the antioxidant property of the course of processing and the ageing resistance in the use procedure, adopt ferric oxide as improving the CTI auxiliary agent, improve materials processing mobile, reduce frictional coefficient, improve slipping, adopt dispersiveness better under specific processing conditions, the residence time is short, shears slightly weak combination, prevent that fire retardant from decomposing, thereby guaranteed the steady quality of material.
Embodiment
The present invention is described in detail below in conjunction with specific embodiment.Following examples will help those skilled in the art further to understand the present invention, but not limit in any form the present invention.Should be pointed out that to those skilled in the art, without departing from the inventive concept of the premise, can also make some distortion and improvement.These all belong to protection scope of the present invention.
Embodiment 1~6
The high CTI value of embodiment 1~6, high GWIT value flame-proof glass fibre reinforced ABS material, each component that comprises is as shown in table 1, wherein, ABS is commercially available acrylonitrile-butadiene-styrene (ABS), the alkali free glass fibre that glass fibre is processed through silane coupling agent for the surface (is specially: alkali free glass fibre is added in the silane coupling agent, its surface is processed) through silane coupling agent, toughner is commercially available horse 180 powder, compound flame retardant A is mixed by three kinds of components, its mass percent is BPS (brominated Polystyrene): 50%, magnesium hypophosphite: 25%, talcum powder: 25%, compound flame retardant B is that mass ratio is the BPS of 2:1:1, GF (anergy nitrogenous, the fire retardant of phosphorus) and the compound system of antimonous oxide, compound flame retardant C is that mass ratio is the TDE of 2:1:1, the compound system of GF and antimonous oxide.
The preparation method that the ABS material of the present embodiment is corresponding is: respectively each component shown in the table 1 was put into high-speed mixer and mixing 2~5 minutes by its weight percent content, then discharging uses the screw extrusion press extruding pelletization, namely gets described ABS material; The screw rod revolution of twin screw extruder is 30~40Hz, and the working temperature of each section correspondence is as shown in table 2.
Comparative Examples 1~5
The flame-proof glass fibre reinforced ABS material of Comparative Examples 1~5, each component that comprises is as shown in table 1, and corresponding preparation method is with embodiment 1.
With the ABS material that embodiment 1~6 and Comparative Examples 1~5 make, adopt the ASTM standard to carry out the performance test contrast, the test performance contrast is as shown in table 3.
Table 1
Table 2
Table 3
As shown in Table 3: by embodiment 1 and Comparative Examples 1,2 contrast as can be known, the present invention adopts the voluntarily novel flame-retardant compound system A of configuration, compare with traditional flame-retardant system B, C, in the situation that the fire retardant percentage composition is identical, the novel built system can make the glowing filament of material improve 50~100 ℃, can pass through 850 ℃ of glowing filaments; By embodiment 2 and Comparative Examples 3,4 contrast as can be known, toughner can improve the shock resistance of material, ferric oxide can promote the tensile strength of material, and ferric oxide mainly is as improving the CTI auxiliary agent in the present invention, improve materials processing mobile, reduce frictional coefficient, improve slipping, prevent that fire retardant from decomposing, thereby guaranteed properties stable of material; Contrast by embodiment 2 and Comparative Examples 5 adds excessive glass fibre as can be known, adds excessive glass fibre, can not be so that the CTI of material, GMTI value obtain unlimited lifting.
In sum, it is higher that high CTI value of the present invention, high GWIT value flame-proof glass fibre reinforced ABS material have a glow wire temperature (GWIT), has creepage trace index higher (CTI), environmental protection, over-all properties is balanced, can be widely used in the Low-voltage Electronic capacitor case, load break switch, carbon brush supports, breaker of plastic casing.
Above specific embodiments of the invention are described.It will be appreciated that, the present invention is not limited to above-mentioned specific implementations, and those skilled in the art can make various distortion or modification within the scope of the claims, and this does not affect flesh and blood of the present invention.
Claims (9)
1. a high CTI value, high GWIT value flame-proof glass fibre reinforced ABS material is characterized in that, comprise each component of following weight percent content:
ABS 45~68%,
Compound flame redundant 6~20%,
Antimonous oxide 3~15%,
Glass fibre 20~30%,
Toughner 2~10%,
Oxidation inhibitor 0.1~1%,
Metal oxide 0.1~1%.
2. high CTI value according to claim 1, high GWIT value flame-proof glass fibre reinforced ABS material is characterized in that, described ABS is commercially available acrylonitrile-butadiene-styrene (ABS).
3. high CTI value according to claim 1, high GWIT value flame-proof glass fibre reinforced ABS material is characterized in that, described compound flame redundant is composite the forming of BPS, magnesium hypophosphite and talcum powder of 2:1:1 by mass ratio.
4. high CTI value according to claim 1, high GWIT value flame-proof glass fibre reinforced ABS material is characterized in that, described glass fibre is the alkali free glass fibre that process through silane coupling agent on the surface.
5. high CTI value according to claim 1, high GWIT value flame-proof glass fibre reinforced ABS material is characterized in that, described toughner is commercially available horse 180 powder.
6. high CTI value according to claim 1, high GWIT value flame-proof glass fibre reinforced ABS material is characterized in that, described oxidation inhibitor is the high molecular weight hindered phenols kind antioxidant.
7. high CTI value according to claim 6, high GWIT value flame-proof glass fibre reinforced ABS material is characterized in that, described Hinered phenols antioxidant is oxidation inhibitor 1330.
8. high CTI value according to claim 1, high GWIT value flame-proof glass fibre reinforced ABS material is characterized in that, described metal oxide is ferric oxide.
9. the preparation method of a high CTI value as claimed in claim 1, high GWIT value flame-proof glass fibre reinforced ABS material is characterized in that, comprises the steps:
A, take by weighing described each component by described weight percent content;
B, put into high-speed mixer and mixing 2~5 minutes, the twin screw extruder extruding pelletization is put in discharging, and the processing temperature of described twin screw extruder is 200~230 ℃, and the screw rod revolution is 30~40Hz.
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Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103304911A (en) * | 2013-06-28 | 2013-09-18 | 青岛国恩科技股份有限公司 | Flame-retardant reinforced ABS (Acrylonitrile Butadiene Styrene) material and preparation method thereof |
CN104817814A (en) * | 2015-05-21 | 2015-08-05 | 广东威林工程塑料有限公司 | Flame-retardant ABS (acrylonitrile-butadiene-styrene) material capable of stably passing through 750-DEG C glowing filament without ignition and preparation method thereof |
CN106543629A (en) * | 2016-10-18 | 2017-03-29 | 泰力(安徽)电器股份有限公司 | Electric switch special engineering modifying plastics technique |
CN106543628A (en) * | 2016-10-18 | 2017-03-29 | 泰力(安徽)电器股份有限公司 | Wear-resisting type is switched and its processing method |
CN107236245A (en) * | 2017-07-28 | 2017-10-10 | 深圳市广聚泰塑料实业有限公司 | A kind of ABS composite material and preparation method thereof |
CN108659445A (en) * | 2018-04-16 | 2018-10-16 | 青岛福尔蒂新材料有限公司 | High glowing filament ignition temperature flame-retardant ABS resin composition and preparation method thereof |
CN110713684A (en) * | 2019-09-16 | 2020-01-21 | 金发科技股份有限公司 | ABS composite material and application thereof |
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CN102108199A (en) * | 2009-12-28 | 2011-06-29 | 合肥杰事杰新材料有限公司 | Halogen-free flame-retardant polycarbonate/styrene base resin composition and preparation method thereof |
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CN101688017A (en) * | 2007-07-13 | 2010-03-31 | 意特麦琪化工有限公司 | Halogen-free flame retardant additive |
CN102108187A (en) * | 2009-12-28 | 2011-06-29 | 上海日之升新技术发展有限公司 | High glowing filament environmental-friendly inflaming retarding reinforced polybutylece terephthalate (PBT)/acrylonitrile butadiene styrene (ABS) alloy material and preparation method thereof |
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Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
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CN103304911A (en) * | 2013-06-28 | 2013-09-18 | 青岛国恩科技股份有限公司 | Flame-retardant reinforced ABS (Acrylonitrile Butadiene Styrene) material and preparation method thereof |
CN104817814A (en) * | 2015-05-21 | 2015-08-05 | 广东威林工程塑料有限公司 | Flame-retardant ABS (acrylonitrile-butadiene-styrene) material capable of stably passing through 750-DEG C glowing filament without ignition and preparation method thereof |
CN106543629A (en) * | 2016-10-18 | 2017-03-29 | 泰力(安徽)电器股份有限公司 | Electric switch special engineering modifying plastics technique |
CN106543628A (en) * | 2016-10-18 | 2017-03-29 | 泰力(安徽)电器股份有限公司 | Wear-resisting type is switched and its processing method |
CN107236245A (en) * | 2017-07-28 | 2017-10-10 | 深圳市广聚泰塑料实业有限公司 | A kind of ABS composite material and preparation method thereof |
CN108659445A (en) * | 2018-04-16 | 2018-10-16 | 青岛福尔蒂新材料有限公司 | High glowing filament ignition temperature flame-retardant ABS resin composition and preparation method thereof |
CN110713684A (en) * | 2019-09-16 | 2020-01-21 | 金发科技股份有限公司 | ABS composite material and application thereof |
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Application publication date: 20130403 |