CN101003676A - High flexible flame retardant PC(polycarbonate)/ABS alloy - Google Patents
High flexible flame retardant PC(polycarbonate)/ABS alloy Download PDFInfo
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- CN101003676A CN101003676A CN 200610033121 CN200610033121A CN101003676A CN 101003676 A CN101003676 A CN 101003676A CN 200610033121 CN200610033121 CN 200610033121 CN 200610033121 A CN200610033121 A CN 200610033121A CN 101003676 A CN101003676 A CN 101003676A
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Abstract
This invention relates to a formula for preparing flame-retardant PC/ABS alloy with high toughness by modifying recovered PC. The formula comprises: recovered PC 40-70 parts, ABS 20-40 parts, acrylate copolymer 5-10 parts, SMA 3-10 parts, epoxy resin 0.1-1 part, antioxidant 0.1-0.5 part, bromine series flame retardant 6-12 parts, stibium series flame retardant 1-4 parts, inorganic flame retardant 1-4 parts, and polytetrafluoroethylene 0.2-0.8 part. This invention adopts high-efficiency compatibilizer to modify recovered PC and ABS and prepare PC/ABS alloy, thus can reduce the melt viscosity of PC and improve its processability, and is environmentally friendly due to resue of recovered PC.
Description
Technical field
The present invention relates to thermoplastic resin composition field in the high polymer material technology, be specifically related to the prescription that a kind of PC (Polycarbonate, polycarbonate) reclaimed materials is modified as high tenacity fire retardation PC (polycarbonate)/ABS alloy.
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 high tenacity fire retardation PC (polycarbonate)/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 high tenacity fire retardation PC (polycarbonate)/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.
A kind of high tenacity fire retardation PC provided by the invention (polycarbonate)/ABS alloy, form by the following component of calculating according to the mass fraction:
(a) the PC reclaimed materials is 40～70 parts
(b) ABS is 20～40 parts
(c) acrylic acid esters co-polymer is 5～10 parts
(d) SMA 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 1～4 part
(i) inorganic combustion inhibitor is 1～4 part
(j) tetrafluoroethylene is 0.2～0.8 part
SMA wherein is atactic styrene-maleic anhydride copolymer (Styrene Maleic Anhydride).
Wherein said acrylic acid esters co-polymer is MBS (MBS), MMB (methyl methacrylate butadi ene copolymer) or ASA (acrylonitrile-styrene-acrylic ester copolymer).
Wherein said oxidation inhibitor is oxidation inhibitor 2921 or oxidation inhibitor 2225.
Wherein said bromide fire retardant is TDE, decabromodiphynly oxide, eight bromo ether tetrabromo-bisphenol, tetrabromobisphenol a polycarbonate oligopolymer or hexabromocyclododecane etc.
Wherein said Sb system fire retardant is antimonous oxide, antimony peroxide or sodium antimonate etc.
Wherein said inorganic combustion inhibitor is aluminium hydroxide, magnesium hydroxide, zinc borate or micro encapsulation red phosphorus etc.
Preferably, a kind of high tenacity fire retardation PC provided by the invention (polycarbonate)/ABS alloy, form by the following component of calculating according to the mass fraction:
(a) the PC reclaimed materials is 45 parts
(b) ABS is 33 parts
(c) acrylic acid esters co-polymer is 5 parts
(d) SMA is 9 parts
(e) Resins, epoxy is 0.5 part
(f) oxidation inhibitor is 0.3 part
(g) bromide fire retardant is 6 parts
(h) Sb system fire retardant is 1 part
(i) inorganic combustion inhibitor is 1 part
(j) tetrafluoroethylene is 0.5 part
Preferably, a kind of high tenacity fire retardation PC provided by the invention (polycarbonate)/ABS alloy, form by the following component of calculating according to the mass fraction:
(a) the PC reclaimed materials is 50 parts
(b) ABS is 20 parts
(c) acrylic acid esters co-polymer is 7 parts
(d) SMA is 6 parts
(e) Resins, epoxy is 1 part
(f) oxidation inhibitor is 0.3 part
(g) bromide fire retardant is 12 parts
(h) Sb system fire retardant is 2 parts
(i) inorganic combustion inhibitor is 2 parts
(j) tetrafluoroethylene is 0.8 part
Preferably, a kind of high tenacity fire retardation PC provided by the invention (polycarbonate)/ABS alloy, form by the following component of calculating according to the mass fraction:
(a) the PC reclaimed materials is 59 parts
(b) ABS is 20 parts
(c) acrylic acid esters co-polymer is 5 parts
(d) SMA is 4 parts
(e) Resins, epoxy is 0.5 part
(f) oxidation inhibitor is 0.2 part
(g) bromide fire retardant is 9 parts
(h) Sb system fire retardant is 1.5 parts
(i) inorganic combustion inhibitor is 1.5 parts
(j) tetrafluoroethylene is 0.5 part
Adopt alloy compatilizer efficiently in high tenacity fire retardation PC provided by the invention (polycarbonate)/ABS alloy, 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.
High tenacity fire retardation PC of the present invention (polycarbonate)/ABS alloy can be made various forms of moulding product for utilization with the existing technical approach in present technique field.
Embodiment
Embodiment 1
Get compositions such as PC reclaimed materials, ABS, MBS, SMA, 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 33 parts
(c) MBS is 5 parts
(d) SMA is 9 parts
(e) Resins, epoxy is 0.5 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 0.5 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) | 25.37 |
| Tensile strength (MPa) | 56.86 |
| Flexural strength (MPa) | 87.45 |
| Flame retardant resistance | V-1 |
Embodiment 2
Get compositions such as PC reclaimed materials, ABS, MBS, SMA, 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 20 parts
(c) MBS is 7 parts
(d) SMA is 6 parts
(e) Resins, epoxy is 1 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 0.8 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) | 35.43 |
| Tensile strength (MPa) | 60.77 |
| Flexural strength (MPa) | 89.50 |
| Flame retardant resistance | V-0 |
Embodiment 3
Get compositions such as PC reclaimed materials, ABS, MBS, SMA, Resins, epoxy, oxidation inhibitor, fire retardant, all raw materials carried out blend by following compositing formula:
(a) the PC reclaimed materials is 59 parts
(b) ABS is 20 parts
(c) MBS is 5 parts
(d) SMA is 4 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 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) | 33.84 |
| Tensile strength (MPa) | 58.02 |
| Flexural strength (MPa) | 87.60 |
| 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 (9)
1. high tenacity fire retardation PC/ABS alloy is characterized in that, is made up of the following component of calculating according to the mass fraction:
(a) the PC reclaimed materials is 40～70 parts
(b) ABS is 20～40 parts
(c) acrylic acid esters co-polymer is 5～10 parts
(d) SMA 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 1～4 part
(i) inorganic combustion inhibitor is 1～4 part
(j) tetrafluoroethylene is 0.2～0.8 part
2. high tenacity fire retardation PC according to claim 1/ABS alloy is characterized in that described acrylic acid esters co-polymer is MBS, MMB or ASA.
3. high tenacity fire retardation PC according to claim 1/ABS alloy is characterized in that, described oxidation inhibitor is oxidation inhibitor 2921 or oxidation inhibitor 2225.
4. high tenacity fire retardation PC according to claim 1/ABS alloy, it is characterized in that described bromide fire retardant is to be selected from a kind of in TDE, decabromodiphynly oxide, eight bromo ether, tetrabromo-bisphenol, tetrabromobisphenol a polycarbonate oligopolymer or the hexabromocyclododecane.
5. high tenacity fire retardation PC according to claim 1/ABS alloy is characterized in that, described Sb system fire retardant is to be selected from a kind of in antimonous oxide, antimony peroxide or the sodium antimonate.
6. high tenacity fire retardation PC according to claim 1/ABS alloy is characterized in that, 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.
7. according to an arbitrary described high tenacity fire retardation PC/ABS alloy among the claim 1-6, it is characterized in that, form by the following component of calculating according to the mass fraction:
(a) the PC reclaimed materials is 45 parts
(b) ABS is 33 parts
(c) acrylic acid esters co-polymer is 5 parts
(d) SMA is 9 parts
(e) Resins, epoxy is 0.5 part
(f) oxidation inhibitor is 0.3 part
(g) bromide fire retardant is 6 parts
(h) Sb system fire retardant is 1 part
(i) inorganic combustion inhibitor is 1 part
(j) tetrafluoroethylene is 0.5 part
8. according to an arbitrary described high tenacity fire retardation PC/ABS alloy among the claim 1-6, it is characterized in that, form by the following component of calculating according to the mass fraction:
(a) the PC reclaimed materials is 50 parts
(b) ABS is 20 parts
(c) acrylic acid esters co-polymer is 7 parts
(d) SMA is 6 parts
(e) Resins, epoxy is 1 part
(f) oxidation inhibitor is 0.3 part
(g) bromide fire retardant is 12 parts
(h) Sb system fire retardant is 2 parts
(i) inorganic combustion inhibitor is 2 parts
(j) tetrafluoroethylene is 0.8 part
9. according to an arbitrary described high tenacity fire retardation PC/ABS alloy among the claim 1-6, it is characterized in that, form by the following component of calculating according to the mass fraction:
(a) the PC reclaimed materials is 59 parts
(b) ABS is 20 parts
(c) acrylic acid esters co-polymer is 5 parts
(d) SMA is 4 parts
(e) Resins, epoxy is 0.5 part
(f) oxidation inhibitor is 0.2 part
(g) bromide fire retardant is 9 parts
(h) Sb system fire retardant is 1.5 parts
(i) inorganic combustion inhibitor is 1.5 parts
(j) tetrafluoroethylene is 0.5 part
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200610033121 CN101003676A (en) | 2006-01-20 | 2006-01-20 | High flexible flame retardant PC(polycarbonate)/ABS alloy |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200610033121 CN101003676A (en) | 2006-01-20 | 2006-01-20 | High flexible flame retardant PC(polycarbonate)/ABS alloy |
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| CN101003676A true CN101003676A (en) | 2007-07-25 |
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|---|---|---|---|
| CN 200610033121 Pending CN101003676A (en) | 2006-01-20 | 2006-01-20 | High flexible flame retardant PC(polycarbonate)/ABS alloy |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105255131A (en) * | 2015-10-16 | 2016-01-20 | 国网山东莒南县供电公司 | Polymer composite material for electric meter casing |
| CN107345044A (en) * | 2017-09-02 | 2017-11-14 | 佛山市北朝源科技服务有限公司 | A kind of high tenacity fire retardation PC/ABS |
| CN113912975A (en) * | 2021-09-27 | 2022-01-11 | 江苏金发科技新材料有限公司 | Flame-retardant ABS composite material and preparation method and application thereof |
-
2006
- 2006-01-20 CN CN 200610033121 patent/CN101003676A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105255131A (en) * | 2015-10-16 | 2016-01-20 | 国网山东莒南县供电公司 | Polymer composite material for electric meter casing |
| CN107345044A (en) * | 2017-09-02 | 2017-11-14 | 佛山市北朝源科技服务有限公司 | A kind of high tenacity fire retardation PC/ABS |
| CN113912975A (en) * | 2021-09-27 | 2022-01-11 | 江苏金发科技新材料有限公司 | Flame-retardant ABS composite material and preparation method and application thereof |
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Application publication date: 20070725 |