CN101041739B - PC (polycarbonate) defective material modified PC/ABS alloy (one) - Google Patents
PC (polycarbonate) defective material modified PC/ABS alloy (one) Download PDFInfo
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- CN101041739B CN101041739B CN2006100342964A CN200610034296A CN101041739B CN 101041739 B CN101041739 B CN 101041739B CN 2006100342964 A CN2006100342964 A CN 2006100342964A CN 200610034296 A CN200610034296 A CN 200610034296A CN 101041739 B CN101041739 B CN 101041739B
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- butadiene
- polycarbonate
- acrylonitrile
- oxidation inhibitor
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Abstract
The invention discloses a formula of PC/ABS alloy modified by PC defective material, which comprises the following parts:45-60% PC recycling material, 20-35% ABS, 1-5 % grafted copolymer, 3-10% impact resistant modifier,0.1-1% epoxy resin, 0.1-0.5% anti-oxidant, 6-12% bromoflameproof agent, 1-2% antimony flameproof agent, 1-2% inorganic flameproof agent and 0.2-0.8% politef. The alloy can do blended modification for PC recycling material and ABS, which reduces viscosity of PC fuse without extra burden for environment.
Description
Technical field
The present invention relates to thermoplastic resin composition field in the high polymer material technology, be specifically related to the defective material modified prescription that becomes fire retardation PC/ABS alloy of a kind of PC (Polycarbonate, polycarbonate).
Background technology
PC is the superior engineering plastics of a kind of over-all properties, have advantages such as excellent impact toughness, dimensional stability, electric insulating quality, creep resistant, weathering resistance, the transparency and nontoxicity, be widely used in fields such as mechanical means, construction work, communications and transportation, instrument and electric illumination.
PC also has some obvious defects,, easily stress cracking, to breach sensitivity, easily wearing and tearing, chemical proofing poor, on the high side etc. poor as: processing fluidity.The consumption of PC is bigger, and the amount of the defective material that produces in the production of articles process, mouth of a river material and reclaimed materials is also many simultaneously, therefore the PC reclaimed materials is carried out modification it can be reused, and is significant.And ABS has chemical resistance preferably, good processibility and high cost performance.PC reclaimed materials and ABS are carried out blending and modifying make the PC/ABS alloy material, can reduce the melt viscosity of PC on the one hand, improve its processing characteristics, can improve notch sensitivity and the chemical proofing of PC simultaneously, can recycle and reuse PC again on the other hand.
Summary of the invention
The object of the present invention is to provide a kind of PC reclaimed materials to be modified as the prescription of fire retardation PC/ABS alloy, the PC defective material is reclaimed modification.
For achieving the above object, the prescription that PC reclaimed materials provided by the invention is modified as fire retardation PC/ABS alloy is to add ABS, compatilizer, Resins, epoxy and oxidation inhibitor, fire retardant etc. to carry out modification in the PC reclaimed materials, thereby improve its mechanical property, realized the recycling of PC.It is worthy of note, have serious drip phenomenon during the burning of PC/ABS alloy, and after fire-retardantization modification, the impact property of material can descend obviously.To this, be toughness and the flame retardant properties of improving material, the present invention has adopted impact modifier CPE or the PVC that has the drip effect that prevents to burn concurrently.
Provided by the invention a kind of by the defective material modified PC/ABS alloy of PC, form by the following component of calculating according to the mass fraction:
(a) the PC reclaimed materials is 45~60 parts
(b) ABS is 20~35 parts
(c) graft copolymer is 1~5 part
(d) impact modifier is 3~10 parts
(e) Resins, epoxy is 0.1~1 part
(f) oxidation inhibitor is 0.1~0.5 part
(g) bromide fire retardant is 6~12 parts
(h) Sb system fire retardant is 1~2 part
(i) inorganic combustion inhibitor is 1~2 part
(j) tetrafluoroethylene is 0.2~0.8 part
Graft copolymer wherein is maleic anhydride grafted ABS, SEBS (saturated styrene-butadiene-styrene block copolymer) or PS multipolymer (being ABS-g-MAH, SEBS-g-MAH or PS-g-MAH).
Impact modifier wherein is to have CPE (chlorinatedpolyethylene) or PVC (polyvinyl chloride) fire-retardant, anti-burning drip effect concurrently.
Oxidation inhibitor wherein is oxidation inhibitor 2921 or oxidation inhibitor 2225 etc.
Bromide fire retardant wherein is brominated polycarbonate, decabromodiphynly oxide, eight bromo ether, tetrabromo-bisphenol, tetrabromobisphenol a polycarbonate oligopolymer or hexabromocyclododecane etc.
Sb system fire retardant wherein is antimonous oxide, antimony peroxide or sodium antimonate etc.
Inorganic combustion inhibitor wherein is aluminium hydroxide, magnesium hydroxide, zinc borate or micro encapsulation red phosphorus etc.
Preferably, provided by the invention by the defective material modified PC/ABS alloy of PC, form by the following component of calculating according to the mass fraction:
(a) the PC reclaimed materials is 60 parts
(b) ABS is 24 parts
(c) ABS-g-MAH is 4 parts
(d) CPE is 5 parts
(e) Resins, epoxy is 0.5 part
(f) oxidation inhibitor is 2,921 0.2 parts
(g) brominated polycarbonate is 9 parts
(h) antimonous oxide is 1.5 parts
(i) zinc borate is 1.5 parts
(j) tetrafluoroethylene is 0.5 part
Preferably, provided by the invention by the defective material modified PC/ABS alloy of PC, form by the following component of calculating according to the mass fraction:
(a) the PC reclaimed materials is 50 parts
(b) ABS is 30 parts
(c) ABS-g-MAH is 4 parts
(d) CPE is 8 parts
(e) Resins, epoxy is 0.1 part
(f) oxidation inhibitor is 2,921 0.3 parts
(g) brominated polycarbonate is 6 parts
(h) antimonous oxide is 1 part
(i) zinc borate is 1 part
(j) tetrafluoroethylene is 0.3 part
Preferably, provided by the invention by the defective material modified PC/ABS alloy of PC, form by the following component of calculating according to the mass fraction:
(a) the PC reclaimed materials is 45 parts
(b) ABS is 32 parts
(c) ABS-g-MAH is 5 parts
(d) CPE is 2 parts
(e) Resins, epoxy is 0.3 part
(f) oxidation inhibitor is 2,921 0.3 parts
(g) brominated polycarbonate is 12 parts
(h) antimonous oxide is 2 parts
(i) zinc borate is 2 parts
(j) tetrafluoroethylene is 0.3 part
Provided by the invention by adopting alloy compatilizer efficiently in the defective material modified PC/ABS alloy of PC, PC reclaimed materials and ABS are carried out blending and modifying make the PC/ABS alloy material, can reduce the melt viscosity of PC on the one hand, improve its processing characteristics, on the other hand PC is carried out economic recycling, can not cause extra burden environment.
Of the present inventionly can make various forms of moulding product for utilization with the existing technical approach in present technique field by the defective material modified PC/ABS alloy of PC.
Embodiment
Embodiment 1
Get compositions such as PC reclaimed materials, ABS, impact modifier, Resins, epoxy, oxidation inhibitor, fire retardant, all raw materials carried out blend by following compositing formula:
(a) the PC reclaimed materials is 60 parts
(b) ABS is 24 parts
(c) ABS-g-MAH is 4 parts
(d) CPE is 5 parts
(e) Resins, epoxy is 0.5 part
(f) oxidation inhibitor is 2,921 0.2 parts
(g) brominated polycarbonate is 9 parts
(h) antimonous oxide is 1.5 parts
(i) zinc borate is 1.5 parts
(j) tetrafluoroethylene is 0.5 part
Again this blend composition is passed through mixing granulator in the forcing machine, the gained mixing granulator is made finished product through injection molding, by the mechanical property of standard GB 13525/T-92 test gained finished product and by its flame retardant properties of the U.S. UL94 of electrician association standard testing, the result is as shown in table 1 at last.
The alloy property of table 1: embodiment 1 gained PC after the ABS modification
Project | Measured value |
Shock strength (kJ/M 2) | 33.29 |
Tensile strength (MPa) | 57.34 |
Flexural strength (MPa) | 89.50 |
Flame retardant resistance | V-0 |
Embodiment 2
Get compositions such as PC reclaimed materials, ABS, impact modifier, Resins, epoxy, oxidation inhibitor, fire retardant, all raw materials carried out blend by following compositing formula:
(a) the PC reclaimed materials is 50 parts
(b) ABS is 30 parts
(c) ABS-g-MAH is 4 parts
(d) CPE is 8 parts
(e) Resins, epoxy is 0.1 part
(f) oxidation inhibitor is 2,921 0.3 parts
(g) brominated polycarbonate is 6 parts
(h) antimonous oxide is 1 part
(i) zinc borate is 1 part
(j) tetrafluoroethylene is 0.3 part
Again this blend composition is passed through mixing granulator in the forcing machine, the gained mixing granulator is made finished product through injection molding, by the mechanical property of standard GB 13525/T-92 test gained finished product and by its flame retardant properties of the U.S. UL94 of electrician association standard testing, the result is as shown in table 2 at last.
The alloy property of table 2: embodiment 2 gained PC after the ABS modification
Project | Measured value |
Shock strength (kJ/M 2) | 38.72 |
Tensile strength (MPa) | 56.88 |
Flexural strength (MPa) | 87.65 |
Flame retardant resistance | V-0 |
Embodiment 3
Get compositions such as PC reclaimed materials, ABS, impact modifier, Resins, epoxy, oxidation inhibitor, fire retardant, all raw materials carried out blend by following compositing formula:
(a) the PC reclaimed materials is 45 parts
(b) ABS is 32 parts
(c) ABS-g-MAH is 5 parts
(d) CPE is 2 parts
(e) Resins, epoxy is 0.3 part
(f) oxidation inhibitor is 2,921 0.3 parts
(g) brominated polycarbonate is 12 parts
(h) antimonous oxide is 2 parts
(i) zinc borate is 2 parts
(j) tetrafluoroethylene is 0.3 part
Again this blend composition is passed through mixing granulator in the forcing machine, the gained mixing granulator is made finished product through injection molding, by the mechanical property of standard GB 13525/T-92 test gained finished product and by its flame retardant properties of the U.S. UL94 of electrician association standard testing, the result is as shown in table 3 at last.
The alloy property of table 3: embodiment 3 gained PC after the ABS modification
Project | Measured value |
Shock strength (kJ/M 2) | 24.29 |
Tensile strength (MPa) | 55.38 |
Flexural strength (MPa) | 86.91 |
Flame retardant resistance | V-0 |
Above embodiment is the detailed description that the present invention is done.Notice that these embodiments are not in order to limit the present invention, for those skilled in the art, the improvement of being made and additional should be considered as within protection scope of the present invention without departing from the spirit of the invention.
Claims (5)
1. one kind by the defective material modified PC/ABS alloy of PC, it is characterized in that, is made up of the following component of calculating according to the mass fraction:
(a) the polycarbonate reclaimed materials is 45~60 parts;
(b) acrylonitrile-butadiene-styrene terpolymer is 20~35 parts;
(c) graft copolymer is 1~5 part;
(d) impact modifier is 3~10 parts;
(e) Resins, epoxy is 0.1~1 part;
(f) oxidation inhibitor is 0.1~0.5 part;
(g) bromide fire retardant is 6~12 parts;
(h) Sb system fire retardant is 1~2 part;
(i) inorganic combustion inhibitor is 1~2 part;
(j) tetrafluoroethylene is 0.2~0.8 part;
Wherein, described graft copolymer is acrylonitrile-butadiene-styrene terpolymer-maleic anhydride graft copolymer, saturated styrene-butadiene-styrene block copolymer-maleic anhydride graft copolymer or polystyrene-maleic anhydride grafted multipolymer; Described impact modifier is chlorinatedpolyethylene or polyvinyl chloride; Described bromide fire retardant is to be selected from a kind of in brominated polycarbonate, decabromodiphynly oxide, eight bromo ether, tetrabromo-bisphenol, tetrabromobisphenol a polycarbonate oligopolymer or the hexabromocyclododecane; Described Sb system fire retardant is to be selected from a kind of in antimonous oxide, antimony peroxide or the sodium antimonate; Described inorganic combustion inhibitor is to be selected from a kind of in aluminium hydroxide, magnesium hydroxide, zinc borate or the micro encapsulation red phosphorus.
2. according to claim 1ly it is characterized in that by the defective material modified PC/ABS alloy of PC described oxidation inhibitor is oxidation inhibitor 2921 or oxidation inhibitor 2225.
According among the claim 1-2 any one describedly it is characterized in that by the defective material modified PC/ABS alloy of PC, form by the following component of calculating according to the mass fraction:
(a) the polycarbonate reclaimed materials is 60 parts;
(b) acrylonitrile-butadiene-styrene terpolymer is 24 parts;
(c) acrylonitrile-butadiene-styrene terpolymer-maleic anhydride graft copolymer is 4 parts;
(d) chlorinatedpolyethylene is 5 parts;
(e) Resins, epoxy is 0.5 part;
(f) oxidation inhibitor is 2,921 0.2 parts;
(g) brominated polycarbonate is 9 parts;
(h) antimonous oxide is 1.5 parts;
(i) zinc borate is 1.5 parts;
(j) tetrafluoroethylene is 0.5 part.
According among the claim 1-2 any one describedly it is characterized in that by the defective material modified PC/ABS alloy of PC, form by the following component of calculating according to the mass fraction:
(a) the polycarbonate reclaimed materials is 50 parts;
(b) acrylonitrile-butadiene-styrene terpolymer is 30 parts;
(c) acrylonitrile-butadiene-styrene terpolymer-maleic anhydride graft copolymer is 4 parts;
(d) chlorinatedpolyethylene is 8 parts;
(e) Resins, epoxy is 0.1 part;
(f) oxidation inhibitor is 2,921 0.3 parts;
(g) brominated polycarbonate is 6 parts;
(h) antimonous oxide is 1 part;
(i) zinc borate is 1 part;
(j) tetrafluoroethylene is 0.3 part.
According among the claim 1-2 any one describedly it is characterized in that by the defective material modified PC/ABS alloy of PC, form by the following component of calculating according to the mass fraction:
(a) the polycarbonate reclaimed materials is 45 parts;
(b) acrylonitrile-butadiene-styrene terpolymer is 32 parts;
(c) acrylonitrile-butadiene-styrene terpolymer-maleic anhydride graft copolymer is 5 parts;
(d) chlorinatedpolyethylene is 2 parts;
(e) Resins, epoxy is 0.3 part;
(f) oxidation inhibitor is 2,921 0.3 parts;
(g) brominated polycarbonate is 12 parts;
(h) antimonous oxide is 2 parts;
(i) zinc borate is 2 parts;
(j) tetrafluoroethylene is 0.3 part.
Priority Applications (1)
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CN2006100342964A CN101041739B (en) | 2006-03-20 | 2006-03-20 | PC (polycarbonate) defective material modified PC/ABS alloy (one) |
Applications Claiming Priority (1)
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CN2006100342964A CN101041739B (en) | 2006-03-20 | 2006-03-20 | PC (polycarbonate) defective material modified PC/ABS alloy (one) |
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CN101041739A CN101041739A (en) | 2007-09-26 |
CN101041739B true CN101041739B (en) | 2010-12-29 |
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CN2006100342964A Expired - Fee Related CN101041739B (en) | 2006-03-20 | 2006-03-20 | PC (polycarbonate) defective material modified PC/ABS alloy (one) |
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CN103804833B (en) * | 2014-01-23 | 2016-05-18 | 金发科技股份有限公司 | A kind of high flow, high tenacity flame-retarding HIPS master batch and preparation method thereof |
CN104479323B (en) * | 2014-12-08 | 2016-01-20 | 苏州新区佳合塑胶有限公司 | A kind of electronic product casing flame retardant plastics |
CN105542422A (en) * | 2016-01-18 | 2016-05-04 | 苏州法斯特信息科技有限公司 | Distribution box shell plastic material and preparation method thereof |
CN107163494A (en) * | 2017-07-12 | 2017-09-15 | 合肥思博特软件开发有限公司 | A kind of computer display casing plastic and preparation method thereof |
Citations (5)
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CN1176976A (en) * | 1996-09-06 | 1998-03-25 | 通用电气公司 | Improved color stabilization of polycarbonate resins |
CN1546567A (en) * | 2003-12-16 | 2004-11-17 | 中国科学院长春应用化学研究所 | Flame-retardant, smoke-removing type polycarbonate alloy |
CN1580126A (en) * | 2003-08-01 | 2005-02-16 | 上海普利特复合材料有限公司 | Preparation of PC/ABS alloy |
CN1699468A (en) * | 2005-06-13 | 2005-11-23 | 上海普利特复合材料有限公司 | Polycarbonate / acrylonitrile-butadiene-styrene terpolymer resin / polybutylene terephthalate alloy materials |
CN1740229A (en) * | 2005-09-12 | 2006-03-01 | 威海联桥新材料科技有限公司 | Polycarbonate/ABS polymer and its prepn process |
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2006
- 2006-03-20 CN CN2006100342964A patent/CN101041739B/en not_active Expired - Fee Related
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1176976A (en) * | 1996-09-06 | 1998-03-25 | 通用电气公司 | Improved color stabilization of polycarbonate resins |
CN1580126A (en) * | 2003-08-01 | 2005-02-16 | 上海普利特复合材料有限公司 | Preparation of PC/ABS alloy |
CN1546567A (en) * | 2003-12-16 | 2004-11-17 | 中国科学院长春应用化学研究所 | Flame-retardant, smoke-removing type polycarbonate alloy |
CN1699468A (en) * | 2005-06-13 | 2005-11-23 | 上海普利特复合材料有限公司 | Polycarbonate / acrylonitrile-butadiene-styrene terpolymer resin / polybutylene terephthalate alloy materials |
CN1740229A (en) * | 2005-09-12 | 2006-03-01 | 威海联桥新材料科技有限公司 | Polycarbonate/ABS polymer and its prepn process |
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