CN1978528A - Low-smoke flame-retarded PC/ABS alloy plate special material - Google Patents
Low-smoke flame-retarded PC/ABS alloy plate special material Download PDFInfo
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- CN1978528A CN1978528A CN 200510125696 CN200510125696A CN1978528A CN 1978528 A CN1978528 A CN 1978528A CN 200510125696 CN200510125696 CN 200510125696 CN 200510125696 A CN200510125696 A CN 200510125696A CN 1978528 A CN1978528 A CN 1978528A
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- 239000000463 material Substances 0.000 title claims abstract description 22
- 239000000956 alloy Substances 0.000 title claims abstract description 21
- 229910045601 alloy Inorganic materials 0.000 title claims abstract description 21
- 229920007019 PC/ABS Polymers 0.000 title claims abstract description 18
- 239000000779 smoke Substances 0.000 title claims abstract description 18
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims abstract description 18
- BIKXLKXABVUSMH-UHFFFAOYSA-N trizinc;diborate Chemical class [Zn+2].[Zn+2].[Zn+2].[O-]B([O-])[O-].[O-]B([O-])[O-] BIKXLKXABVUSMH-UHFFFAOYSA-N 0.000 claims abstract description 10
- 239000004408 titanium dioxide Substances 0.000 claims abstract description 9
- WHHGLZMJPXIBIX-UHFFFAOYSA-N decabromodiphenyl ether Chemical compound BrC1=C(Br)C(Br)=C(Br)C(Br)=C1OC1=C(Br)C(Br)=C(Br)C(Br)=C1Br WHHGLZMJPXIBIX-UHFFFAOYSA-N 0.000 claims abstract description 6
- RKISUIUJZGSLEV-UHFFFAOYSA-N n-[2-(octadecanoylamino)ethyl]octadecanamide Chemical compound CCCCCCCCCCCCCCCCCC(=O)NCCNC(=O)CCCCCCCCCCCCCCCCC RKISUIUJZGSLEV-UHFFFAOYSA-N 0.000 claims abstract description 6
- -1 polytetrafluoroethylene Polymers 0.000 claims abstract description 6
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims abstract description 6
- 239000004810 polytetrafluoroethylene Substances 0.000 claims abstract description 6
- 239000000843 powder Substances 0.000 claims abstract description 6
- XZZNDPSIHUTMOC-UHFFFAOYSA-N triphenyl phosphate Chemical compound C=1C=CC=CC=1OP(OC=1C=CC=CC=1)(=O)OC1=CC=CC=C1 XZZNDPSIHUTMOC-UHFFFAOYSA-N 0.000 claims abstract description 6
- 229920000122 acrylonitrile butadiene styrene Polymers 0.000 claims description 16
- 150000001875 compounds Chemical class 0.000 claims description 13
- 230000004913 activation Effects 0.000 claims description 8
- 230000003647 oxidation Effects 0.000 claims description 7
- 238000007254 oxidation reaction Methods 0.000 claims description 7
- 239000003112 inhibitor Substances 0.000 claims description 6
- SSDSCDGVMJFTEQ-UHFFFAOYSA-N octadecyl 3-(3,5-ditert-butyl-4-hydroxyphenyl)propanoate Chemical compound CCCCCCCCCCCCCCCCCCOC(=O)CCC1=CC(C(C)(C)C)=C(O)C(C(C)(C)C)=C1 SSDSCDGVMJFTEQ-UHFFFAOYSA-N 0.000 claims description 6
- 239000002253 acid Substances 0.000 claims description 5
- XECAHXYUAAWDEL-UHFFFAOYSA-N acrylonitrile butadiene styrene Chemical compound C=CC=C.C=CC#N.C=CC1=CC=CC=C1 XECAHXYUAAWDEL-UHFFFAOYSA-N 0.000 abstract description 14
- 239000004417 polycarbonate Substances 0.000 abstract description 12
- 229920000515 polycarbonate Polymers 0.000 abstract description 11
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract description 5
- 229910052760 oxygen Inorganic materials 0.000 abstract description 5
- 239000001301 oxygen Substances 0.000 abstract description 5
- 238000012797 qualification Methods 0.000 abstract description 4
- 230000004807 localization Effects 0.000 abstract 1
- FPYJFEHAWHCUMM-UHFFFAOYSA-N maleic anhydride Chemical compound O=C1OC(=O)C=C1 FPYJFEHAWHCUMM-UHFFFAOYSA-N 0.000 abstract 1
- 229920006027 ternary co-polymer Polymers 0.000 abstract 1
- 239000003063 flame retardant Substances 0.000 description 13
- 238000002156 mixing Methods 0.000 description 12
- 238000003756 stirring Methods 0.000 description 8
- 238000004519 manufacturing process Methods 0.000 description 6
- 239000011347 resin Substances 0.000 description 6
- 229920005989 resin Polymers 0.000 description 6
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 description 5
- 238000003556 assay Methods 0.000 description 5
- 239000000243 solution Substances 0.000 description 5
- 238000001816 cooling Methods 0.000 description 4
- 239000007822 coupling agent Substances 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 239000012752 auxiliary agent Substances 0.000 description 3
- 235000019504 cigarettes Nutrition 0.000 description 3
- 238000005469 granulation Methods 0.000 description 3
- 230000003179 granulation Effects 0.000 description 3
- 239000007769 metal material Substances 0.000 description 3
- 229920001187 thermosetting polymer Polymers 0.000 description 3
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 2
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 2
- 239000004480 active ingredient Substances 0.000 description 2
- 238000007664 blowing Methods 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 229920001897 terpolymer Polymers 0.000 description 2
- YJTKZCDBKVTVBY-UHFFFAOYSA-N 1,3-Diphenylbenzene Chemical group C1=CC=CC=C1C1=CC=CC(C=2C=CC=CC=2)=C1 YJTKZCDBKVTVBY-UHFFFAOYSA-N 0.000 description 1
- 229910019142 PO4 Inorganic materials 0.000 description 1
- 239000012190 activator Substances 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- DWPHWVJZBHLVPI-UHFFFAOYSA-N bromophosphonic acid Chemical compound OP(O)(Br)=O DWPHWVJZBHLVPI-UHFFFAOYSA-N 0.000 description 1
- 238000007865 diluting Methods 0.000 description 1
- 239000003085 diluting agent Substances 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 229920006351 engineering plastic Polymers 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N ferric oxide Chemical compound O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000005304 joining Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 229920002521 macromolecule Polymers 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 1
- 239000010452 phosphate Substances 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
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- Compositions Of Macromolecular Compounds (AREA)
Abstract
This invention is related to a kind of low-smoke and fire-retarded PC/ABS special material for alloy plates using polycarbonate(PC),styrene-butadiene-acrylonitrile ternary copolymer as base and adding all various assistants. The basic components of the said special material and the weight portions are as follows: PC 70-80, ABS 20-30, triphenyl phosphate 5-10, decabromodiphenyl ether 5-10, polytetrafluoroethylene powder 0.1-1.0, activated zinc borate 3-10, maleic anhydride grafted ABS 1-3. The components also contain 0.1 portion of antioxygen 619, 0.1 portion of antioxygen 1076, 1.25 portions of titanium dioxide, and 0.4 portion of N- ethylene bis-stearamide by weight. Twelve qualifications of the said special material such as tensile and flexural strength, smoke density, oxygen index and so on satisfy the national requirements concerned, and the said smoke density is less than or equal 400 at the same time, which implements localization of alloy plates.
Description
Technical field
The invention belongs to macromolecule engineering plastics field, being specifically related to a kind of is base-material with polycarbonate (PC), styrene butadiene-acrylonitrile terpolymer (ABS), adds various auxiliary agents and the PC/ABS alloy plate special material with low-smoke and flame retardant characteristic made
Background technology
The research and the application of China's polycarbonate/styrene butadiene-acrylonitrile terpolymer (PC/ABS) alloy PP Pipe Compound start from the nineties, and tempo is slower.Sun Qing is in " plastics industry " 2000 28 (6) 45-46 pages or leaves, " PC/ABS alloy and the flame retardant properties thereof " delivered introduced in the PC/ABS alloy and added MBS, can improve the impact property of alloy, can improve the flame retardant properties of alloy again, but its oxygen index all≤30%; Fan Yarong is in " external plastics " nineteen fifty-fives 13 (4) 34-36 page or leaf, delivering " phosphate flame retardant in the PC/ABS blend ", to have introduced the fire retardant that adopts in the PC/ABS alloy be bromo phosphoric acid ester and triphenyl, and under the fire retardant different amounts, its oxygen index all≤30%, the amount of being fuming＞800.This problem perplexs the raising of manufacturing enterprise's quality product for a long time, has become the problem of the long-term common concern of those skilled in the art.
Summary of the invention
The objective of the invention is to overcome the problem that prior art exists, the needed low-smoke flame-retarded PC of a kind of passenger vehicle and train top board and wallboard/ABS alloy plate special material is provided, to satisfy the needs of production domesticization.
The present invention realizes by the following technical solutions:
A kind of low-smoke flame-retarded PC/ABS alloy plate special material is a base-material with PC and ABS resin, it is characterized in that: essentially consist and parts by weight thereof are,
PC 70～80；
ABS 20～30；
Triphenyl phosphate (TPP) 5～10;
Decabromodiphenyl oxide 5～10;
Polytetrafluoroethylene powder 0.1～1.0;
Activation zinc borate 3～10;
The acid anhydride-grafted ABS 1～3 of horse Lay.
PP Pipe Compound is formed and is also comprised oxidation inhibitor 619, and its shared parts by weight are 0.1.
PP Pipe Compound is formed and is also comprised antioxidant 1076, and its shared parts by weight are 0.1.
PP Pipe Compound is formed and is also comprised titanium dioxide, and its shared parts by weight are 1.25.
PP Pipe Compound is formed and is also comprised N, the N-ethylene bis stearamide, and its shared parts by weight are 0.4.
In industrial application, the operating weight umber is 1～3 compatilizer 2M, and its active ingredient is the acid anhydride-grafted ABS of horse Lay, and compatilizer 2M market is on sale.Oxidation inhibitor 619 and antioxidant 1076 are trade name, and the market is on sale.
The production process of described low-smoke flame-retarded PC/ABS alloy plate special material at first activates fire retardant: titanate coupling agent and Virahol are mixed with solution in proportion; Again will the fire retardant zinc borate add high mixing in the still and stir, during temperature rise to 60 ℃, the above-mentioned activator solution for preparing that stirs down slowly requirement adds wherein, finish reinforced when temperature rises to 70 ℃, continue to stir, when still temperature rise to 135 ± 5 ℃, zinc borate blowing, cooling that activation is good are standby; Then carry out batch mixing: the prescription that provides by technical solution of the present invention, get the raw material and the required auxiliary agent of requirement, disposable putting in the mixed still of above-mentioned height, start low mixing and stir, evenly the material behind the batch mixing mixing through twin screw extruder, extrude, draw, cooling, granulation just make the purpose product.
Low-smoke flame-retarded PC/ABS alloy plate special material that the present invention announces, 12 technical indicators such as its stretching and flexural strength, smoke density and oxygen index all meet national relevant requirements, while its smoke density≤400, fully can be in order to substitute similar imported product, the production domesticization of realization alloy plate special material is for country saves a large amount of foreign exchanges.
Embodiment
Embodiment 1:
The production process of low-smoke flame-retarded PC/ABS alloy plate special material is carried out as follows:
(1) dilution of coupling agent
Adding the 2000g titanate coupling agent in the 2000ml Virahol stirs;
(2) activation of fire retardant
Mix the industrial goods zinc borate flame retardant that adds 100kg in the still to height, start low mix to stir makes temperature of charge rise to 60 ℃, under whipped state, slowly in still, add metatitanic acid fat diluting soln, the coupling agent diluent adds and finishes during still temperature rise to 70 ℃.Proceeding low mixing stirs.When the still temperature reaches 130～140 ℃, the zinc borate material that finishes of activation in the still is put to hopper, it is standby to naturally cool to room temperature.
(3) batch mixing
The material formula that provides according to technical solution of the present invention, take by weighing PC resin 75kg, ABS resin 25kg, Triphenyl phosphate (TPP) 7kg, decabromodiphenyl oxide 6kg respectively, (active ingredient is the acid anhydride-grafted ABS of horse Lay for polytetrafluoroethylene powder 0.6kg, compatilizer 2M 2.5kg, daybreak remittance continent, sea, Ningbo City industry and trade company limited product), oxidation inhibitor 6190.1kg, antioxidant 1076 0.1kg, titanium dioxide (titanium dioxide) 1.25kg, activation zinc borate 5kg, N, N-ethylene bis stearamide 0.4kg, disposable joining in the high mixed still, start low mixing and stir, even batch mixing blowing after 10 minutes.
(4) mixing, extrude, cooling, granulation.
To be added in the described forcing machine through twin screw extruder (TL-50, length-to-diameter ratio is 40: 1) spout by the batch mixing that (3) make, its processing condition see the following form:
| 1 section | 2 sections | 3 sections | 4 sections | 5 sections | 6 sections | Rate of feeding | Main frame speed |
| 90℃ | 225℃ | 225℃ | 230℃ | 240℃ | 240℃ | 33 rev/mins | 450 rev/mins |
Under above-mentioned processing condition through mixing, extrude, cooling, granulation make needed product.Raw material that the present invention is used and various auxiliary agent are except ABS is that all the other were all bought from market middle oily Jilin Petrochemical branch office produced.
Low-smoke flame-retarded PC provided by the invention/ABS alloy plate special material, through China Ministry of Railways product quality supervision and inspection central metal Chemical Analysis station, test according to [2000] No. 166 literary compositions of fortune dress passenger vehicle " passenger vehicle with non-metallic material technical qualification such as laminated thermosetting resin plate ", its assay sees following table for details:
Fire-retardant low cigarette PC/ABS board quality assay
| Sequence number | Interventions Requested | Technical requirements (top board) | Technical requirements (wallboard) | Unit | Assay |
| 1 | Tensile strength | ≥35 | ≥40 | MPa | 45 |
| 2 | Flexural strength | ≥60 | ≥70 | MPa | 81 |
| 3 | Modulus in flexure | ≥1800 | ≥2000 | MPa | 2243 |
| 4 | Water-intake rate | ≤0.2 | ≤0.3 | ％ | 0.1 |
| 5 | Linear expansivity | ＜8×10 -4 | ＜8×10 -4 | ℃ | 7.9×10 -5 |
| 6 | Smoke density (D 4) | ≤500 | ≤500 | - | 378 |
| 7 | Hardness (Bu Shi) | ≥10.0 | ≥12.0 | kgf/mm 2 | 12.8 |
| 8 | Density | ≤1.3 | ≤1.3 | g/cm 2 | 1.2 |
| 9 | 23 ℃ of notched Izod impact strength | ≥15 | ≥25 | kJ/m 2 | 42 |
| 10 | Heat-drawn wire | ≥75 | ≥75 | ℃ | 95 |
| 11 | The miter angle burning | Difficult to burn | Difficult to burn | Level | Difficult to burn |
| 12 | Oxidation index | ≥30 | ≥30 | ％ | 30 |
Low-smoke flame-retarded PC provided by the invention/ABS alloy plate special material, 12 technical indicators such as its stretching and flexural strength, smoke density and oxygen index all meet the requirements, and can satisfy the needs of China PC/ABS alloy plate special material production domesticization.
Embodiment 2:
Preparation process is with embodiment 1, each component and parts by weight thereof are: PC resin 70kg, ABS resin 30kg, Triphenyl phosphate (TPP) 10kg, decabromodiphenyl oxide 10kg, polytetrafluoroethylene powder 0.1kg, compatilizer 2M1kg, oxidation inhibitor 6190.1kg, antioxidant 1076 0.1kg, titanium dioxide (titanium dioxide) 1.25kg, activation zinc borate 10kg, N, N-ethylene bis stearamide 0.4kg.
Fire-retardant low cigarette PC/ABS board quality assay meets the requirement of " passenger vehicle non-metallic material technical qualification such as laminated thermosetting resin plate " regulation.
Embodiment 3:
Preparation process is with embodiment 1, each component and parts by weight thereof are: PC resin 80kg, ABS resin 20kg, Triphenyl phosphate (TPP) 5kg, decabromodiphenyl oxide 5kg, polytetrafluoroethylene powder 1kg, compatilizer 2M 3kg, oxidation inhibitor 6190.1kg, antioxidant 1076 0.1kg, titanium dioxide (titanium dioxide) 1.25kg, activation zinc borate 3kg, N, N-ethylene bis stearamide 0.4 kg.
Fire-retardant low cigarette PC/ABS board quality assay meets the requirement of " passenger vehicle non-metallic material technical qualification such as laminated thermosetting resin plate " regulation.
Claims (5)
1, a kind of low-smoke flame-retarded PC/ABS alloy plate special material is a base-material with PC and ABS resin, it is characterized in that: essentially consist and parts by weight thereof are,
PC 70～80；
ABS 20～30；
Triphenyl phosphate (TPP) 5～10;
Decabromodiphenyl oxide 5～10;
Polytetrafluoroethylene powder 0.1～1.0;
Activation zinc borate 3～10;
The acid anhydride-grafted ABS 1～3 of horse Lay.
2, PP Pipe Compound according to claim 1 is characterized in that: PP Pipe Compound is formed and is also comprised oxidation inhibitor 619, and its shared parts by weight are 0.1.
3, PP Pipe Compound according to claim 1 is characterized in that: PP Pipe Compound is formed and is also comprised antioxidant 1076, and its shared parts by weight are 0.1.
4, PP Pipe Compound according to claim 1 is characterized in that: PP Pipe Compound is formed and is also comprised titanium dioxide, and its shared parts by weight are 1.25.
5, PP Pipe Compound according to claim 1 is characterized in that: PP Pipe Compound is formed and is also comprised N, the N-ethylene bis stearamide, and its shared parts by weight are 0.4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200510125696 CN1978528A (en) | 2005-12-05 | 2005-12-05 | Low-smoke flame-retarded PC/ABS alloy plate special material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200510125696 CN1978528A (en) | 2005-12-05 | 2005-12-05 | Low-smoke flame-retarded PC/ABS alloy plate special material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1978528A true CN1978528A (en) | 2007-06-13 |
Family
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200510125696 Pending CN1978528A (en) | 2005-12-05 | 2005-12-05 | Low-smoke flame-retarded PC/ABS alloy plate special material |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102264825A (en) * | 2008-12-22 | 2011-11-30 | 巴斯夫欧洲公司 | Method of improving scratch resistance and related products and uses |
| CN101643566B (en) * | 2008-08-07 | 2012-03-07 | 中国石油天然气股份有限公司 | A kind of preparation method of flame-retardant acrylonitrile-butadiene-styrene copolymer resin |
| CN101787193B (en) * | 2009-10-20 | 2012-07-04 | 上海锦湖日丽塑料有限公司 | PC/ABS alloy with excellent hydrolysis resistance and preparation method thereof |
| CN102604315A (en) * | 2012-03-21 | 2012-07-25 | 上海瀚氏模具成型有限公司 | Low-smoke-density PC/ABS (Poly Carbonate/Acrylonitrile Butadiene Styrene) plastic for automobile interior and preparation method thereof |
| CN101104730B (en) * | 2006-07-14 | 2012-09-05 | 上海普利特复合材料有限公司 | Low-fluorine anti-flaming polycarbonate/styryl resin composition |
| CN102850748A (en) * | 2012-09-20 | 2013-01-02 | 常熟市凯力达蜂窝包装材料有限公司 | Halogen-free flame-retardant ABS modified polycarbonate material |
| CN103205103A (en) * | 2013-04-15 | 2013-07-17 | 苏州宇度医疗器械有限责任公司 | Preparation method for white flame-retardant environmentally-friendly polycarbonate composite material |
| CN103214816A (en) * | 2013-04-15 | 2013-07-24 | 苏州宇度医疗器械有限责任公司 | White flame-retardant environment-friendly polycarbonate composite material |
| CN106589784A (en) * | 2016-12-29 | 2017-04-26 | 上海锦湖日丽塑料有限公司 | PC/ABS composition with low smoke density and preparation method of PC/ABS composition |
-
2005
- 2005-12-05 CN CN 200510125696 patent/CN1978528A/en active Pending
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101104730B (en) * | 2006-07-14 | 2012-09-05 | 上海普利特复合材料有限公司 | Low-fluorine anti-flaming polycarbonate/styryl resin composition |
| CN101643566B (en) * | 2008-08-07 | 2012-03-07 | 中国石油天然气股份有限公司 | A kind of preparation method of flame-retardant acrylonitrile-butadiene-styrene copolymer resin |
| CN102264825A (en) * | 2008-12-22 | 2011-11-30 | 巴斯夫欧洲公司 | Method of improving scratch resistance and related products and uses |
| CN102264825B (en) * | 2008-12-22 | 2014-07-02 | 巴斯夫欧洲公司 | Method of improving scratch resistance and related products and uses |
| CN101787193B (en) * | 2009-10-20 | 2012-07-04 | 上海锦湖日丽塑料有限公司 | PC/ABS alloy with excellent hydrolysis resistance and preparation method thereof |
| CN102604315A (en) * | 2012-03-21 | 2012-07-25 | 上海瀚氏模具成型有限公司 | Low-smoke-density PC/ABS (Poly Carbonate/Acrylonitrile Butadiene Styrene) plastic for automobile interior and preparation method thereof |
| CN102850748A (en) * | 2012-09-20 | 2013-01-02 | 常熟市凯力达蜂窝包装材料有限公司 | Halogen-free flame-retardant ABS modified polycarbonate material |
| CN103205103A (en) * | 2013-04-15 | 2013-07-17 | 苏州宇度医疗器械有限责任公司 | Preparation method for white flame-retardant environmentally-friendly polycarbonate composite material |
| CN103214816A (en) * | 2013-04-15 | 2013-07-24 | 苏州宇度医疗器械有限责任公司 | White flame-retardant environment-friendly polycarbonate composite material |
| CN106589784A (en) * | 2016-12-29 | 2017-04-26 | 上海锦湖日丽塑料有限公司 | PC/ABS composition with low smoke density and preparation method of PC/ABS composition |
| CN106589784B (en) * | 2016-12-29 | 2019-05-24 | 上海锦湖日丽塑料有限公司 | A kind of PC/ABS composition of low smoke density and preparation method thereof |
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