CN106317829B - A kind of PC alloy material and its preparation method and application - Google Patents
A kind of PC alloy material and its preparation method and application Download PDFInfo
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- CN106317829B CN106317829B CN201610737006.6A CN201610737006A CN106317829B CN 106317829 B CN106317829 B CN 106317829B CN 201610737006 A CN201610737006 A CN 201610737006A CN 106317829 B CN106317829 B CN 106317829B
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- copper
- aluminium
- polyethylene terephthalate
- oxide
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- 239000000956 alloy Substances 0.000 title claims abstract description 58
- 238000002360 preparation method Methods 0.000 title claims description 8
- 239000004417 polycarbonate Substances 0.000 claims abstract description 80
- 229920000515 polycarbonate Polymers 0.000 claims abstract description 58
- -1 1,4 cyclohexane dimethanol ester Chemical class 0.000 claims abstract description 41
- 229920000139 polyethylene terephthalate Polymers 0.000 claims abstract description 27
- 239000005020 polyethylene terephthalate Substances 0.000 claims abstract description 27
- 210000002268 wool Anatomy 0.000 claims abstract description 14
- 239000012752 auxiliary agent Substances 0.000 claims abstract description 13
- 239000004411 aluminium Substances 0.000 claims description 41
- 229910052782 aluminium Inorganic materials 0.000 claims description 41
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 41
- 239000010949 copper Substances 0.000 claims description 36
- 229910052802 copper Inorganic materials 0.000 claims description 36
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 35
- 238000001035 drying Methods 0.000 claims description 14
- 239000000203 mixture Substances 0.000 claims description 14
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical group OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 claims description 10
- YIMQCDZDWXUDCA-UHFFFAOYSA-N [4-(hydroxymethyl)cyclohexyl]methanol Chemical compound OCC1CCC(CO)CC1 YIMQCDZDWXUDCA-UHFFFAOYSA-N 0.000 claims description 9
- 159000000013 aluminium salts Chemical class 0.000 claims description 8
- 229910000329 aluminium sulfate Inorganic materials 0.000 claims description 8
- 238000001816 cooling Methods 0.000 claims description 6
- 238000005453 pelletization Methods 0.000 claims description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 4
- VSCWAEJMTAWNJL-UHFFFAOYSA-K aluminium trichloride Chemical compound Cl[Al](Cl)Cl VSCWAEJMTAWNJL-UHFFFAOYSA-K 0.000 claims description 4
- 238000009472 formulation Methods 0.000 claims description 4
- 238000010438 heat treatment Methods 0.000 claims description 4
- 239000007788 liquid Substances 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 4
- QPLDLSVMHZLSFG-UHFFFAOYSA-N Copper oxide Chemical compound [Cu]=O QPLDLSVMHZLSFG-UHFFFAOYSA-N 0.000 claims description 3
- 239000005751 Copper oxide Substances 0.000 claims description 3
- 229910000431 copper oxide Inorganic materials 0.000 claims description 3
- 239000002245 particle Substances 0.000 claims description 3
- BNGXYYYYKUGPPF-UHFFFAOYSA-M (3-methylphenyl)methyl-triphenylphosphanium;chloride Chemical compound [Cl-].CC1=CC=CC(C[P+](C=2C=CC=CC=2)(C=2C=CC=CC=2)C=2C=CC=CC=2)=C1 BNGXYYYYKUGPPF-UHFFFAOYSA-M 0.000 claims description 2
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 claims description 2
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims description 2
- DIZPMCHEQGEION-UHFFFAOYSA-H aluminium sulfate (anhydrous) Chemical compound [Al+3].[Al+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O DIZPMCHEQGEION-UHFFFAOYSA-H 0.000 claims description 2
- 238000003556 assay Methods 0.000 claims description 2
- ORTQZVOHEJQUHG-UHFFFAOYSA-L copper(II) chloride Chemical compound Cl[Cu]Cl ORTQZVOHEJQUHG-UHFFFAOYSA-L 0.000 claims description 2
- XTVVROIMIGLXTD-UHFFFAOYSA-N copper(II) nitrate Chemical compound [Cu+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O XTVVROIMIGLXTD-UHFFFAOYSA-N 0.000 claims description 2
- ARUVKPQLZAKDPS-UHFFFAOYSA-L copper(II) sulfate Chemical compound [Cu+2].[O-][S+2]([O-])([O-])[O-] ARUVKPQLZAKDPS-UHFFFAOYSA-L 0.000 claims description 2
- GQDHEYWVLBJKBA-UHFFFAOYSA-H copper(ii) phosphate Chemical compound [Cu+2].[Cu+2].[Cu+2].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O GQDHEYWVLBJKBA-UHFFFAOYSA-H 0.000 claims description 2
- 239000008367 deionised water Substances 0.000 claims description 2
- 229910021641 deionized water Inorganic materials 0.000 claims description 2
- 229910052742 iron Inorganic materials 0.000 claims description 2
- 238000005259 measurement Methods 0.000 claims description 2
- 229910017604 nitric acid Inorganic materials 0.000 claims description 2
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 claims description 2
- 239000013618 particulate matter Substances 0.000 claims description 2
- 229910052698 phosphorus Inorganic materials 0.000 claims description 2
- 239000011574 phosphorus Substances 0.000 claims description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N sulfuric acid Substances OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 2
- 238000005303 weighing Methods 0.000 claims description 2
- 239000004698 Polyethylene Substances 0.000 claims 4
- 229920000573 polyethylene Polymers 0.000 claims 4
- 150000001335 aliphatic alkanes Chemical class 0.000 claims 3
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 claims 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims 1
- 150000001875 compounds Chemical class 0.000 claims 1
- BERDEBHAJNAUOM-UHFFFAOYSA-N copper(I) oxide Inorganic materials [Cu]O[Cu] BERDEBHAJNAUOM-UHFFFAOYSA-N 0.000 claims 1
- KRFJLUBVMFXRPN-UHFFFAOYSA-N cuprous oxide Chemical compound [O-2].[Cu+].[Cu+] KRFJLUBVMFXRPN-UHFFFAOYSA-N 0.000 claims 1
- 229940112669 cuprous oxide Drugs 0.000 claims 1
- 229910001882 dioxygen Inorganic materials 0.000 claims 1
- 230000008676 import Effects 0.000 claims 1
- 229910052760 oxygen Inorganic materials 0.000 claims 1
- 239000001301 oxygen Substances 0.000 claims 1
- 150000003839 salts Chemical class 0.000 claims 1
- 229920000728 polyester Polymers 0.000 abstract description 15
- 229910045601 alloy Inorganic materials 0.000 abstract description 4
- 230000007812 deficiency Effects 0.000 abstract description 3
- 239000012745 toughening agent Substances 0.000 description 10
- 239000011521 glass Substances 0.000 description 9
- 230000035882 stress Effects 0.000 description 9
- 230000000052 comparative effect Effects 0.000 description 8
- 238000012360 testing method Methods 0.000 description 8
- 239000003795 chemical substances by application Substances 0.000 description 7
- 239000003365 glass fiber Substances 0.000 description 7
- 238000000034 method Methods 0.000 description 7
- 239000002904 solvent Substances 0.000 description 7
- KKEYFWRCBNTPAC-UHFFFAOYSA-N Terephthalic acid Chemical compound OC(=O)C1=CC=C(C(O)=O)C=C1 KKEYFWRCBNTPAC-UHFFFAOYSA-N 0.000 description 6
- 229910052799 carbon Inorganic materials 0.000 description 6
- 239000003963 antioxidant agent Substances 0.000 description 5
- 230000003078 antioxidant effect Effects 0.000 description 5
- 229920005668 polycarbonate resin Polymers 0.000 description 5
- 239000004431 polycarbonate resin Substances 0.000 description 5
- 239000000243 solution Substances 0.000 description 5
- 239000002562 thickening agent Substances 0.000 description 5
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 4
- 239000002390 adhesive tape Substances 0.000 description 4
- 239000002216 antistatic agent Substances 0.000 description 4
- 239000001913 cellulose Substances 0.000 description 4
- 229920002678 cellulose Polymers 0.000 description 4
- 150000002148 esters Chemical class 0.000 description 4
- 239000003063 flame retardant Substances 0.000 description 4
- 238000012545 processing Methods 0.000 description 4
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 3
- 239000004609 Impact Modifier Substances 0.000 description 3
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000000945 filler Substances 0.000 description 3
- 239000006081 fluorescent whitening agent Substances 0.000 description 3
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 description 3
- 239000004611 light stabiliser Substances 0.000 description 3
- 239000000314 lubricant Substances 0.000 description 3
- 230000003647 oxidation Effects 0.000 description 3
- 238000007254 oxidation reaction Methods 0.000 description 3
- 239000003973 paint Substances 0.000 description 3
- 239000000049 pigment Substances 0.000 description 3
- 239000004014 plasticizer Substances 0.000 description 3
- 229920000742 Cotton Polymers 0.000 description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 description 2
- CPLXHLVBOLITMK-UHFFFAOYSA-N Magnesium oxide Chemical compound [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 2
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 2
- 150000001412 amines Chemical class 0.000 description 2
- IISBACLAFKSPIT-UHFFFAOYSA-N bisphenol A Chemical compound C=1C=C(O)C=CC=1C(C)(C)C1=CC=C(O)C=C1 IISBACLAFKSPIT-UHFFFAOYSA-N 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 238000005336 cracking Methods 0.000 description 2
- VONWDASPFIQPDY-UHFFFAOYSA-N dimethyl methylphosphonate Chemical compound COP(C)(=O)OC VONWDASPFIQPDY-UHFFFAOYSA-N 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000008188 pellet Substances 0.000 description 2
- 229920002545 silicone oil Polymers 0.000 description 2
- 238000003892 spreading Methods 0.000 description 2
- 230000007480 spreading Effects 0.000 description 2
- 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 1
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N 2-Propenoic acid Natural products OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- 229920000049 Carbon (fiber) Polymers 0.000 description 1
- 241001269238 Data Species 0.000 description 1
- 239000004593 Epoxy Substances 0.000 description 1
- 235000010469 Glycine max Nutrition 0.000 description 1
- 244000068988 Glycine max Species 0.000 description 1
- 229910000846 In alloy Inorganic materials 0.000 description 1
- MKYLOMHWHWEFCT-UHFFFAOYSA-N Manthidine Natural products C1C2=CC=3OCOC=3C=C2C2C3=CC(OC)C(O)CC3N1C2 MKYLOMHWHWEFCT-UHFFFAOYSA-N 0.000 description 1
- 229920000914 Metallic fiber Polymers 0.000 description 1
- SNFRINMTRPQQLE-JQWAAABSSA-N Montanin Chemical compound O[C@H]([C@@]1(CO)O[C@H]1[C@H]1[C@H]2O3)[C@]4(O)C(=O)C(C)=C[C@H]4[C@]11OC3(CCCCCCCCCCC)O[C@@]2(C(C)=C)C[C@H]1C SNFRINMTRPQQLE-JQWAAABSSA-N 0.000 description 1
- SNFRINMTRPQQLE-OFGNMXNXSA-N Montanin Natural products O=C1[C@@]2(O)[C@@H](O)[C@@]3(CO)O[C@H]3[C@@H]3[C@H]4[C@@]5(C(=C)C)O[C@](CCCCCCCCCCC)(O4)O[C@@]3([C@H](C)C5)[C@@H]2C=C1C SNFRINMTRPQQLE-OFGNMXNXSA-N 0.000 description 1
- HPTULVAFZQXKIS-UHFFFAOYSA-N NC1=C(C=CC=C1)C=CC1=CC=CC=C1.N1=NN=CC=C1 Chemical class NC1=C(C=CC=C1)C=CC1=CC=CC=C1.N1=NN=CC=C1 HPTULVAFZQXKIS-UHFFFAOYSA-N 0.000 description 1
- XKMYBUHPPDGVRX-UHFFFAOYSA-N O=[Cu].O=[Cu].O=[Cu].O=[Cu].O=[Cu] Chemical compound O=[Cu].O=[Cu].O=[Cu].O=[Cu].O=[Cu] XKMYBUHPPDGVRX-UHFFFAOYSA-N 0.000 description 1
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 1
- ZFOZVQLOBQUTQQ-UHFFFAOYSA-N Tributyl citrate Chemical compound CCCCOC(=O)CC(O)(C(=O)OCCCC)CC(=O)OCCCC ZFOZVQLOBQUTQQ-UHFFFAOYSA-N 0.000 description 1
- QTZPBQMTXNEKRX-UHFFFAOYSA-N Voacristine pseudoindoxyl Natural products N1C2=CC=C(OC)C=C2C(=O)C21CCN(C1)C3C(C(C)O)CC1CC32C(=O)OC QTZPBQMTXNEKRX-UHFFFAOYSA-N 0.000 description 1
- RGGLLKFKMKDLHJ-UHFFFAOYSA-N [Cu]=O.[Cu]=O.[Cu]=O.[Cu]=O Chemical compound [Cu]=O.[Cu]=O.[Cu]=O.[Cu]=O RGGLLKFKMKDLHJ-UHFFFAOYSA-N 0.000 description 1
- 239000006096 absorbing agent Substances 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 238000007605 air drying Methods 0.000 description 1
- ILRRQNADMUWWFW-UHFFFAOYSA-K aluminium phosphate Chemical compound O1[Al]2OP1(=O)O2 ILRRQNADMUWWFW-UHFFFAOYSA-K 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 125000003118 aryl group Chemical group 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 235000010290 biphenyl Nutrition 0.000 description 1
- 239000004305 biphenyl Substances 0.000 description 1
- 125000006267 biphenyl group Chemical group 0.000 description 1
- 229940106691 bisphenol a Drugs 0.000 description 1
- 239000006229 carbon black Substances 0.000 description 1
- 239000004917 carbon fiber Substances 0.000 description 1
- 230000021615 conjugation Effects 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- XCJYREBRNVKWGJ-UHFFFAOYSA-N copper(II) phthalocyanine Chemical compound [Cu+2].C12=CC=CC=C2C(N=C2[N-]C(C3=CC=CC=C32)=N2)=NC1=NC([C]1C=CC=CC1=1)=NC=1N=C1[C]3C=CC=CC3=C2[N-]1 XCJYREBRNVKWGJ-UHFFFAOYSA-N 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 229920006351 engineering plastic Polymers 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- BXOUVIIITJXIKB-UHFFFAOYSA-N ethene;styrene Chemical group C=C.C=CC1=CC=CC=C1 BXOUVIIITJXIKB-UHFFFAOYSA-N 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 238000010348 incorporation Methods 0.000 description 1
- 239000000395 magnesium oxide Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 1
- 239000002480 mineral oil Substances 0.000 description 1
- 235000010446 mineral oil Nutrition 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 238000001579 optical reflectometry Methods 0.000 description 1
- WNVUDRPQSNMGBH-UHFFFAOYSA-N oxocopper Chemical compound [Cu]=O.[Cu]=O.[Cu]=O WNVUDRPQSNMGBH-UHFFFAOYSA-N 0.000 description 1
- 239000012188 paraffin wax Substances 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- ZUOUZKKEUPVFJK-UHFFFAOYSA-N phenylbenzene Natural products C1=CC=CC=C1C1=CC=CC=C1 ZUOUZKKEUPVFJK-UHFFFAOYSA-N 0.000 description 1
- 150000008301 phosphite esters Chemical class 0.000 description 1
- 239000013308 plastic optical fiber Substances 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 229920006132 styrene block copolymer Polymers 0.000 description 1
- 229920001935 styrene-ethylene-butadiene-styrene Polymers 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000008961 swelling Effects 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- 239000004408 titanium dioxide Substances 0.000 description 1
- 229940099259 vaseline Drugs 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- 239000001993 wax Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L69/00—Compositions of polycarbonates; Compositions of derivatives of polycarbonates
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Polyesters Or Polycarbonates (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention discloses a kind of PC alloy materials.The PC alloy material includes the component calculated by weight as follows: 54 ~ 91 parts of polycarbonate；Polyethylene terephthalate -4.5 ~ 61 parts of 1,4 cyclohexane dimethanol ester；0 ~ 30 part of bat wool；0 ~ 5.5 part of other auxiliary agents.The present invention is modified PC alloy using polyester, so that the PC alloy material obtained is overcome the deficiency of existing PC alloy material, has good mobility, warpage performance, internal stress performance, demolding performace, color simultaneously, especially suitable for thin wall product is made.
Description
Technical field
The present invention relates to technical field of polymer materials, in particular to a kind of PC alloy material and preparation method thereof and answer
With.
Background technique
Polycarbonate (PC) is the engineering plastics haveing excellent performance, and has good comprehensive performance, high mechanical strength, impact resistance
Good toughness, dimensionally stable, electrical insulating property are good；But PC also has simultaneously, and melt viscosity is big, poor fluidity, poor solvent resistance, in solvent
With stress cracking and swelling easily occur under alkaline environment, larger to the sensibility of notch, when processing, is easy to happen stress cracking, and
Processing temperature is higher.It selects particular polyesters to improve PC performance, obtains the composite material of excellent combination property, be that one kind more has
Effect, easy modification approach.
Polyethylene terephthalate -1,4 cyclohexane dimethanol ester has impact strength height, transparency outstanding, height
Gloss, heat-resist, bending does not whiten, is mar-proof, is ageing-resistant, antistatic, chemical resistance are excellent, hydrolysis, good fluidity,
The advantages that color power is strong, processing easy to form, wholesomeness good (meeting FDA).
PC is changed using polyethylene terephthalate -1,4 cyclohexane dimethanol ester although the prior art has
Property, but its product mobility, warpage performance, internal stress performance, demolding performace, in terms of fail to reach good effect
Fruit, especially as in terms of thin wall product, the deficiency of above-mentioned performance is especially apparent.
Summary of the invention
It is an object of the present invention to solve the deficiency of the existing technology and provide a kind of PC alloy material, which has simultaneously
There are good mobility, warpage performance, internal stress performance, demolding performace, color, especially suitable for thin wall product is made.
Another object of the present invention is to provide the preparation methods of the PC alloy material.
Another object of the present invention is to provide the applications of the PC alloy material.
Above-mentioned purpose of the invention is achieved by following technical solution.
A kind of PC alloy material, including the component calculated by weight as follows:
Preferably, the PC alloy material includes the component calculated by weight as follows:
In the PC alloy material, containing aluminium element and copper, the content of aluminium element is 0.1~500ppm；Copper
Content be 0.1~500ppm.
Inventors be surprised to learn that extraly adding aluminium element and copper, and control its content at certain in above-mentioned formula
In range, it can further promote the warpage performance of the ester modified PC of polyethylene terephthalate -1,4-CHDM, interior answer
Power performance, demolding performace, color.
When any constituent content of the aluminium element of addition or copper is excessively high, said effect can not be played.
Preferably, in the PC alloy material, the content of aluminium element is preferably 1~300ppm, more preferably 1~
100ppm.Further, the preferred content of aluminium element is 10~90ppm, more preferably 20~70ppm.
Preferably, in the PC alloy material, the content of copper is preferably 1~300ppm, more preferably 1~
100ppm.Further, the preferred content of copper is 10~90ppm, more preferably 20~70ppm.
Preferably, aluminium element in the form of the oxide of aluminium salt or aluminium to be present in PC alloy material.The aluminium salt includes
But be not limited to aluminium chloride, aluminum sulfate, aluminum nitrate or aluminum phosphate etc..The oxide of the aluminium includes but is not limited to aluminum oxide.
Preferably, copper in the form of the oxide of mantoquita or copper to be present in PC alloy material.The mantoquita includes
But it is not limited to copper chloride, copper nitrate, copper sulphate, cupric phosphate.The oxide of the copper includes but is not limited to that copper oxide or oxidation are sub-
Copper.
Preferably, the polyethylene terephthalate -1,4-CHDM ester fusing point is 290~310.℃
It is highly preferred that 1,4-CHDM in the polyethylene terephthalate -1,4-CHDM ester
The molar ratio of structural unit (CHDM) and ethylene glycol structure unit (EG) is 80:20~20:80.
It is highly preferred that 1,4-CHDM in the polyethylene terephthalate -1,4-CHDM ester
The molar ratio of structural unit (CHDM) and ethylene glycol structure unit (EG) is 60:40~70:30 or 30:70~40:60.
In alloy composite, addition bat wool can further promote its mechanical property.It is therefore preferable that the PC
The content of bat wool is greater than 0 part in alloy material.
The bat wool can be one or more of metallic fiber, carbon fiber, plastic optical fibre, glass fibre；
It is preferred that glass fibre；Wherein, the glass fibre is selected from one of slubbing fiber, long glass fibres, short glass fiber or several
Kind, preferably one or more of M- glass, E- glass, A- glass, S- glass, R- glass, C- glass, more preferably E- glass
Glass, A- glass, C- glass.The above glass fibre, which can be, to be surface-treated by slurry and adhesion promotor, can also be with
It is that can also be surface without any processing surface portion covering treatment；The diameter of the glass fibre be 1um~
25um, preferably 3um~20um, most preferably 4um~15um.
Preferably, when the PC alloy material contains aluminium element and copper, contained by aluminium element and copper
Content is tested as follows:
The particle 2g of accurate weighing PC alloy material in assay balance pours into 100ml resolution bottle, is then added 97%
Concentrated sulfuric acid 5ml, heated 10 minutes in 300 DEG C of iron plate heating instruments of preset temperature, then add 68% nitric acid 5ml,
Heating 20 minutes is kept again, is cooled to room temperature after decomposing particulate matter completely, is added in the hydrogen peroxide of 20ml and acid to pH value
After 7, aforesaid liquid is diluted with deionized water, liquid is imported by sample feeding pipe and measures aluminium element and copper in ICP detecting instrument
The content of element.
According to different purposes needs, PC alloy material of the invention can further include other auxiliary agents, such as antioxygen
It is agent, light stabilizer, impact modifier, fire retardant, fluorescent whitening agent, lubricant, plasticizer, toughener, thickener, antistatic
Agent, release agent, pigment etc..
The antioxidant can be antioxidant commonly used in the art, can be selected from suffocated amine antioxidant, hindered phenol
One or more of kind antioxidant or phosphite ester antioxidant, for example, one of 1010,168,1076,445,1098 or
Two kinds of person or more of mixture.
The toughener can be toughener commonly used in the art, such as EVA type toughener, EMA type toughener, ASA type
One of toughener, AES type toughener, SAS type toughener, esters of acrylic acid toughener, organosilicon toughener are a variety of mixed
Close object.
The light stabilizer can be in light stabilizer commonly used in the art, such as hindered amines or ultraviolet absorbing agent
One or more of mixing, specific examples thereof include one of UV-944, UV-234,770DF, 328,531,5411 or two
Kind or more mixture.
The impact modifier can be impact modifier commonly used in the art, such as PTW, styrene-ethylene/butylene-
One of styrene block copolymer SEBS or two kinds of mixture.
The fire retardant can be fire retardant commonly used in the art, such as phosphorus flame retardant, and it is double to be specifically as follows bisphenol-A
One of (diphenyl phosphoester) BDP, RDP, dimethyl methyl phosphonate (DMMP) and diethyl ethylphosphate (DEEP) or
Two kinds or more of mixture.
The fluorescent whitening agent can be fluorescent whitening agent commonly used in the art, such as double triazine amino-stilbenes.
The lubricant can be one of lubricant commonly used in the art, such as pentaerythritol ester, montanin wax, silicone oil
Or two kinds or more of mixture.
The plasticizer can be plasticizer commonly used in the art, such as glycerol, citric acid, butyl citrate, epoxy are big
The mixture of one of soya-bean oil etc. or two kinds or more.
The thickener can be thickener commonly used in the art, such as inorganic thickening agent, polyacrylic ester thickener.
The antistatic agent is permanent antistatic agent, can be permanent antistatic agent commonly used in the art, such as
The mixture of one of PELESTAT-230, PELESTAT-6500, SUNNICO ASA-2500 or two kinds or more.
The release agent can be one in release agent commonly used in the art, such as silicone oil, paraffin, White Mineral Oil, vaseline
Kind or two kinds or more of mixture.
The pigment can be in pigment commonly used in the art, such as carbon black, titanium dioxide, black race, phthalocyanine blue, fluorescent orange etc.
One or two kinds of or more mixture.
The warpage properties of the PC alloy material observe deviation distance using Quadratic Finite Element, and maximum angularity γ is less than 100, surface
Tension is greater than 44, and color deviation is less than 1.5%.
Surface tension test is referred to following method and carries out: using the prepared different dyne solution of second alcohol and water, using
Cotton swab dips in a certain dyne of solution and is coated with (spreading area > 3cm on the square plate surface laid flat2), it is not shunk in 2 seconds such as, it can be again
Using scale value relatively up to because solvent retries；If shrinking in 2 seconds, many droplets are broken into, then show that the last time makes
Dyne solvent institute target number is exactly the plate surface tension.
Color test is referred to following method and carries out: using color difference meter, surveying tri- groups of data of color L, a, b and calculates colorimetric
Tetra- groups of chromatism datas of △ E, △ L, △ a, △ b afterwards.
Calculate color difference △ E=(△ L2+△a2+△b2)1/2。
The preparation method of PC alloy material of the present invention, includes the following steps:
1) each component, and polycarbonate, the poly terephthalic acid second that preliminary drying dry-cure will be needed are weighed according to formulation content
Glycol -1,4 cyclohexane dimethanol ester, bat wool, other auxiliary agents carry out 120 DEG C~130 DEG C preliminary drying dry-cure；
2) by the polycarbonate of preliminary drying dry-cure, polyethylene terephthalate -1,4 cyclohexane dimethanol ester, threadiness
Filler, other auxiliary agents, respectively by high mixer be uniformly mixed；
3) by uniformly mixed polycarbonate, polyethylene terephthalate -1,4 cyclohexane dimethanol ester, other help
The oxide and mantoquita of agent, aluminium salt or aluminium or the oxide of copper pass through main spout respectively, and bat wool passes through main spout
Or side spout, it is added in double screw extruder, the temperature control setting temperature of double screw extruder is 200 DEG C~280 DEG C；
4) cooling, pelletizing.
Preferably, the preparation method of the PC alloy material, includes the following steps:
1) each component, and polycarbonate, the poly terephthalic acid second that preliminary drying dry-cure will be needed are weighed according to formulation content
Glycol -1,4-CHDM ester, bat wool, other auxiliary agents carry out 120 DEG C~130 DEG C preliminary drying dry-cure, prebake
Time is set as 4h~6h, obtains polycarbonate, the polyethylene terephthalate -1,4-CHDM of preliminary drying dry-cure
Ester, bat wool, other auxiliary agents；
2) by the polycarbonate of preliminary drying dry-cure, polyethylene terephthalate -1,4 cyclohexane dimethanol ester, threadiness
Filler, other auxiliary agents, respectively by high mixer be uniformly mixed, mixing temperature be 30 DEG C~50 DEG C, incorporation time is set in 5min
~15min；
3) by uniformly mixed polycarbonate, polyethylene terephthalate -1,4 cyclohexane dimethanol ester, other help
The oxide and mantoquita of agent, aluminium salt or aluminium or the oxide of copper pass through main spout respectively, and bat wool passes through main spout
Or side spout, it being added in double screw extruder, the temperature control setting temperature of double screw extruder is 200 DEG C~280 DEG C, wherein
And at least one is set and is vacuumized, vacuumize the end that can be located at conveying section, the front end of melt zone and metering segment portion；
4) melt will be obtained by die head, die holes quantitative range is 4~30, therefore available diameter is
The melting strip of the bar compositions of 0.5mm~10mm；The sink cooling vent that strip passes through 20 DEG C~25 DEG C is melted, is introduced into and cuts
It is homogenized pelletizing in grain machine, obtained particle is by obtaining final PC alloy material after the empty conveying dehumidifying of sieve.
Compared with prior art, the invention has the following beneficial effects:
The present invention is modified PC alloy using polyester, and the PC alloy obtained is made to overcome existing PC alloy material not
Foot has good mobility, warpage performance, internal stress performance, demolding performace, color simultaneously, thin especially suitable for being made
Wall product.Particularly, after the aluminium element and copper of PC alloy material addition certain content, the warpage of gained PC alloy material
Performance, internal stress performance, demolding performace, color are further promoted.
Specific embodiment
The present invention is illustrated below in conjunction with specific embodiment, however protection scope of the present invention is not intended to be limited to
The explanation of following embodiment, embodiment is merely used to help understand method and its core concept of the invention.It is all in this patent
Made any modifications, equivalent replacements, and improvements etc. within spirit and principle, should be included in the present invention claims protection scope
Within.
In embodiment, each performance is tested according to following scheme:
(1) fluidity testing MFR: according to measurement ASTM D1238, test condition is 260 DEG C, 5kg.
(2) warpage performance
Deviation distance is observed using Quadratic Finite Element, is characterized with maximum angularity:
γ=h/l*a.
H is the maximum distance of product and references object product, and l is projected length of the product in references object, and a hangs down for product
Directly in the length in references object direction.
(3) internal stress is tested
Acetone soak test: impregnating 1 hour in the acetone solvent under PC alloy material room temperature, takes out and is observed after air-drying
Crack situation.
No visible crack evaluation preferably, has crack to be judged to difference.
(4) adhesion strength, surface tension test
Appraisal procedure is, when surface tension≤44 dyne are determined as difference, determines preferably when 44 dynes of surface tension >.
Test method is as follows:
Using the prepared different dyne solution of second alcohol and water, a certain dyne of solution is dipped in the alloy square plate laid flat with cotton swab
Surface is coated with (spreading area > 3cm2), it is not shunk in 2 seconds such as, scale value can be reused relatively up to because solvent retries；If 2
It is shunk in second, is broken into many droplets, then show that the last dyne solvent institute target number used is exactly the plate
Surface tension.
Whether depainting is easy:
The variation of surface tension, when being embodied in PC alloy material product japanning, if be easy to cause depainting.Surface tension
It is bigger, it paints stronger with the conjugation of PC alloy material, it is not easy to fall paint.
Paint film situation is tested using cross frame method, GB/T 9286, edge of a knife width is about 10mm~12mm, every 1mm~
1.2mm is interval, shares 10 lattice, straight line draw under when will appear the identical straight line tool marks in 10 intervals, in the vertical of straight line tool marks
Under position is drawn, the square of 100 lattice for 10*10 is become, cross-cut tester, which is drawn to cut when going down, sees ground, can not be only
It cuts on coating, otherwise tests just invalid.It after cross-cut tester has been drawn, can or can not be fallen off with adhesive tape test, firstly, adhesive tape pastes
It sets, is closely attached adhesive tape with finger pressure, then torn up adhesive tape with the power of moment, the coating on visual material in hundred cases
Whether obscission is had in addition, specifying the Transparent Tape 600 of label and model 3M for JIS standard.
(5) release property, injection temperature is at 280 DEG C, in injection speed 50%, cooling time 10s, can material and mold
Directly it is detached from.Easily removing (being not necessarily to manual pickup) determines preferably, manual pickup to be needed to be determined as difference.
(6) color uses following methods: under standard illuminant-C magnesia standard white plate as benchmark, from sample to it is red,
Green, blue three color light reflectivity calculates resulting numerical value, evaluates its partially yellow degree, and numerical value is the smaller the better.
Polycarbonate is aromatic copolycarbonate (trade mark: PC L-1250Y).
Polyethylene terephthalate -1,4 cyclohexane dimethanol ester is Eastman product:
Polyester A be polyethylene terephthalate -1,4-CHDM ester, fusing point be 290 DEG C, n (CHDM): n
(EG)=80:20.
Polyester B be polyethylene terephthalate -1,4-CHDM ester, fusing point be 295 DEG C, n (CHDM): n
(EG)=65:35.
Polyester C be polyethylene terephthalate -1,4-CHDM ester, fusing point be 300 DEG C, n (CHDM): n
(EG)=50:50.
Polyester D be polyethylene terephthalate -1,4-CHDM ester, fusing point be 305 DEG C, n (CHDM): n
(EG)=35:65.
Polyester E be polyethylene terephthalate -1,4-CHDM ester, fusing point be 310 DEG C, n (CHDM): n
(EG)=20:80.
In embodiment and comparative example, the source of aluminium element used is the oxide of commercially available aluminium salt or aluminium.Used
The source of copper is the oxide of commercially available mantoquita or copper, other not specified raw materials are ordinary commercial products.
In embodiment and comparative example, the preparation method of the PC alloy material includes the following steps:
1) each component, and polycarbonate, the poly terephthalic acid second that preliminary drying dry-cure will be needed are weighed according to formulation content
Glycol -1,4 cyclohexane dimethanol ester, bat wool, other auxiliary agents carry out 120 DEG C~130 DEG C preliminary drying dry-cure；
2) by the polycarbonate of preliminary drying dry-cure, polyethylene terephthalate -1,4 cyclohexane dimethanol ester, threadiness
Filler, other auxiliary agents are uniformly mixed by high mixer respectively；
3) by uniformly mixed polycarbonate, polyethylene terephthalate -1,4 cyclohexane dimethanol ester, other help
The oxide of the oxide of agent, aluminium salt or aluminium, mantoquita or copper passes through main spout respectively, bat wool by main spout or
Side spout is added in double screw extruder, and the temperature control setting temperature of double screw extruder is 200 DEG C~280 DEG C；
4) cooling, pelletizing.By the content of aluminium element and copper in detection pellet, to adjust the oxidation of aluminium salt or aluminium
The additional amount of the oxide of object, mantoquita or copper.
Such as:
1) 70Kg polycarbonate resin is taken, 30Kg polyethylene terephthalate -1,4-CHDM ester carries out
120 DEG C~130 DEG C preliminary drying dry-cure；
2) prebake treated polycarbonate, polyethylene terephthalate -1,4 cyclohexane dimethanol ester is through excessively high
Mixed machine is uniformly mixed；
3) by uniformly mixed polycarbonate, polyethylene terephthalate -1,4 cyclohexane dimethanol ester, respectively pass through
Main spout, is added in double screw extruder, and the temperature control setting temperature of double screw extruder is 200 DEG C~280 DEG C；It takes opposite
In polycarbonate resin and the oxidation of polyethylene terephthalate -1,4 cyclohexane dimethanol ester total weight 0.025% three two
Aluminium, 0.02% copper oxide be added in main spout；
4) cooling, pelletizing.The content of aluminium element in pellet is detected, measuring wherein aluminium element content is 100ppm,
Copper coin cellulose content is 100ppm.
Embodiment 0~32 and comparative example 1~3
By the formula of table 1 to 6, the PC alloy material of embodiment 0~32 and comparative example 1~3 is prepared, performance test is shown in
Table 7.It can be seen that PC alloy material after adding appropriate aluminium element and copper in PC alloy material from Examples 1 to 32
Warpage, internal stress, release property, colour properties are obviously improved.From comparative example 1~3 as can be seen that adding in the PC alloy material
When one of any too high levels of aluminium element and copper, the warpage of PC alloy material, internal stress, colour properties be will receive obviously
Influence.
Table 1
Table 2
Table 3
| Embodiment 18 | Embodiment 19 | Embodiment 20 | Embodiment 21 | Embodiment 22 | |
| Polycarbonate resin/kg | 70 | 70 | 70 | 70 | 70 |
| Polyester A/kg | 30 | ||||
| Polyester B/kg | 30 | ||||
| Polyester C/kg | 30 | ||||
| Polyester D/kg | 30 | ||||
| Polyester E/kg | 30 | ||||
| Aluminium element source | Aluminum oxide | Aluminum oxide | Aluminum oxide | Aluminum oxide | Aluminum oxide |
| Copper source | Copper oxide | Copper oxide | Copper oxide | Copper oxide | Copper oxide |
| Aluminium element content/ppm | 33 | 33 | 33 | 33 | 33 |
| Copper coin cellulose content/ppm | 33 | 33 | 33 | 33 | 33 |
Table 4
| Embodiment 23 | Embodiment 24 | Embodiment 25 | Embodiment 26 | |
| Polycarbonate resin/kg | 54 | 91 | 70 | 70 |
| Polyester A/kg | 30 | 30 | 4.5 | 61 |
| Aluminium element source | Aluminum oxide | Aluminum oxide | Aluminum oxide | Aluminum oxide |
| Copper source | Copper oxide | Copper oxide | Copper oxide | Copper oxide |
| Aluminium element content/ppm | 33 | 33 | 33 | 33 |
| Copper coin cellulose content/ppm | 33 | 33 | 33 | 33 |
Table 5
Table 6
| Comparative example 1 | Comparative example 2 | Comparative example 3 | |
| Polycarbonate resin/part | 70 | 70 | 70 |
| A/ parts of polyester | 30 | 30 | 30 |
| Aluminium element source | Aluminum oxide | Aluminum oxide | Aluminum oxide |
| Copper source | Copper oxide | Copper oxide | Copper oxide |
| Aluminium element content/ppm | 555 | 105 | 557 |
| Copper coin cellulose content/ppm | 110 | 539 | 561 |
Table 7
Claims (9)
1. a kind of PC alloy material, which is characterized in that including the component calculated by weight as follows:
54 ~ 91 parts of polycarbonate；
Polyethylene terephthalate -4.5 ~ 61 parts of 1,4 cyclohexane dimethanol ester；
0 ~ 30 part of bat wool；
0 ~ 5.5 part of other auxiliary agents；
In the PC alloy material, containing aluminium element and copper, the content of aluminium element is 20~70ppm；The content of copper
For 20~70ppm；
Wherein aluminium element in the form of the oxide of aluminium salt or aluminium to be present in PC alloy material；Copper is with mantoquita or the oxygen of copper
The form of compound is present in PC alloy material.
2. PC alloy material according to claim 1, which is characterized in that aluminium element is with aluminium chloride, aluminum nitrate, aluminum sulfate, phosphorus
The form of sour aluminium or aluminum oxide is present in PC alloy material；Copper with copper chloride, copper nitrate, copper sulphate, cupric phosphate,
The form of copper oxide or cuprous oxide is present in PC alloy material.
3. PC alloy material according to claim 1, which is characterized in that the polyethylene terephthalate-Isosorbide-5-Nitrae-hexamethylene
The fusing point of alkane diformazan alcohol ester is 290 ~ 310 DEG C.
4. PC alloy material according to claim 1, which is characterized in that the polyethylene terephthalate-Isosorbide-5-Nitrae-hexamethylene
The molar ratio of 1,4 cyclohexane dimethanol structural unit and ethylene glycol structure unit is 80:20 ~ 20:80 in alkane diformazan alcohol ester.
5. PC alloy material according to claim 4, which is characterized in that the polyethylene terephthalate-Isosorbide-5-Nitrae-hexamethylene
In alkane diformazan alcohol ester the molar ratio of 1,4 cyclohexane dimethanol structural unit and ethylene glycol structure unit be 70:30~60:40 or
30:70~40:60.
6. PC alloy material according to claim 1, which is characterized in that in the PC alloy material, aluminium element and copper
Content tested as follows: the particle 2g of accurate weighing PC alloy material in assay balance pours into 100mL and disappears
It solves in bottle, 97% concentrated sulfuric acid 5mL is then added, heats 10 minutes in 300 DEG C of iron plate heating instruments of preset temperature, then again
68% nitric acid 5mL is added, then keeps heating 20 minutes, is cooled to room temperature after decomposing particulate matter completely, the dioxygen of 20mL is added
After being 7 with acidity to pH value in water, aforesaid liquid is diluted with deionized water, liquid is passed through into sample feeding pipe and imports ICP detecting instrument
The concentration of middle measurement aluminium element and copper.
7. PC alloy material according to claim 1, which is characterized in that the warpage properties of the PC alloy material use Quadratic Finite Element
Deviation distance is observed, maximum angularity γ is less than 100, and surface tension is greater than 44 dynes, and color deviation is less than 1.5%.
8. the preparation method of PC alloy material, includes the following steps: described in claim 1 ~ 7 any one
1) each component, and polycarbonate, the polyethylene terephthalate-that preliminary drying dry-cure will be needed are weighed according to formulation content
1,4 cyclohexane dimethanol ester, bat wool, other auxiliary agents carry out 120 DEG C ~ 130 DEG C preliminary drying dry-cure；
2) polycarbonate of preliminary drying dry-cure, polyethylene terephthalate -1,4 cyclohexane dimethanol ester, threadiness are filled out
Material, other auxiliary agents are uniformly mixed by high mixer respectively；
3) by uniformly mixed polycarbonate, polyethylene terephthalate -1,4-CHDM ester, other auxiliary agents, aluminium
The oxide and mantoquita of salt or aluminium or the oxide of copper pass through main spout respectively, and bat wool passes through main spout or side feed
Material mouth is added in double screw extruder, and the temperature control setting temperature of double screw extruder is 200 DEG C ~ 280 DEG C；
4) cooling, pelletizing.
9. PC alloy material described in claim 1 ~ 7 any one is preparing the application in thin wall product.
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| CN101977993A (en) * | 2008-03-21 | 2011-02-16 | 三菱树脂株式会社 | Resin composition |
| CN104650566A (en) * | 2015-01-13 | 2015-05-27 | 安徽泰诺塑胶有限公司 | Preparation method for polycarbonate composite for producing vehicle lamp housings |
| CN104693767A (en) * | 2014-12-15 | 2015-06-10 | 深圳市富恒新材料股份有限公司 | Glass fiber reinforced PC alloy material and preparation method thereof |
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| CN101977993A (en) * | 2008-03-21 | 2011-02-16 | 三菱树脂株式会社 | Resin composition |
| CN104693767A (en) * | 2014-12-15 | 2015-06-10 | 深圳市富恒新材料股份有限公司 | Glass fiber reinforced PC alloy material and preparation method thereof |
| CN104650566A (en) * | 2015-01-13 | 2015-05-27 | 安徽泰诺塑胶有限公司 | Preparation method for polycarbonate composite for producing vehicle lamp housings |
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