EP0914384A2 - Flächige wandelelemente - Google Patents
Flächige wandelelementeInfo
- Publication number
- EP0914384A2 EP0914384A2 EP97935546A EP97935546A EP0914384A2 EP 0914384 A2 EP0914384 A2 EP 0914384A2 EP 97935546 A EP97935546 A EP 97935546A EP 97935546 A EP97935546 A EP 97935546A EP 0914384 A2 EP0914384 A2 EP 0914384A2
- Authority
- EP
- European Patent Office
- Prior art keywords
- weight
- component
- graft
- wall elements
- flat wall
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
- 239000000203 mixture Substances 0.000 claims abstract description 87
- 239000002245 particle Substances 0.000 claims abstract description 57
- 239000004908 Emulsion polymer Substances 0.000 claims abstract description 16
- 238000009757 thermoplastic moulding Methods 0.000 claims abstract description 16
- 239000004417 polycarbonate Substances 0.000 claims abstract description 15
- 229920000515 polycarbonate Polymers 0.000 claims abstract description 15
- 230000009477 glass transition Effects 0.000 claims abstract description 14
- 239000000178 monomer Substances 0.000 claims description 54
- 229920000642 polymer Polymers 0.000 claims description 41
- 229920000578 graft copolymer Polymers 0.000 claims description 36
- 238000004519 manufacturing process Methods 0.000 claims description 22
- 239000000945 filler Substances 0.000 claims description 10
- 238000004132 cross linking Methods 0.000 claims description 9
- NIXOWILDQLNWCW-UHFFFAOYSA-N 2-Propenoic acid Natural products OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims description 7
- 229920002554 vinyl polymer Polymers 0.000 claims description 7
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 claims description 5
- 239000012778 molding material Substances 0.000 claims description 3
- 238000005192 partition Methods 0.000 claims description 3
- 230000009182 swimming Effects 0.000 claims description 2
- 125000005907 alkyl ester group Chemical group 0.000 claims 1
- 239000000463 material Substances 0.000 abstract description 7
- 239000000835 fiber Substances 0.000 abstract description 4
- 229920006125 amorphous polymer Polymers 0.000 abstract description 2
- 229920006126 semicrystalline polymer Polymers 0.000 abstract 1
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Natural products C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 description 82
- 238000000465 moulding Methods 0.000 description 41
- NLHHRLWOUZZQLW-UHFFFAOYSA-N Acrylonitrile Chemical compound C=CC#N NLHHRLWOUZZQLW-UHFFFAOYSA-N 0.000 description 33
- 229920001577 copolymer Polymers 0.000 description 29
- 229920001971 elastomer Polymers 0.000 description 22
- 239000005060 rubber Substances 0.000 description 22
- 238000007334 copolymerization reaction Methods 0.000 description 21
- 229920000126 latex Polymers 0.000 description 21
- 239000004816 latex Substances 0.000 description 20
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 20
- -1 polypropylene Polymers 0.000 description 18
- NIXOWILDQLNWCW-UHFFFAOYSA-M Acrylate Chemical compound [O-]C(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 description 17
- CQEYYJKEWSMYFG-UHFFFAOYSA-N butyl acrylate Chemical compound CCCCOC(=O)C=C CQEYYJKEWSMYFG-UHFFFAOYSA-N 0.000 description 17
- 239000002585 base Substances 0.000 description 16
- 238000000034 method Methods 0.000 description 15
- 239000000126 substance Substances 0.000 description 15
- 150000001875 compounds Chemical class 0.000 description 14
- 238000009826 distribution Methods 0.000 description 14
- 238000006116 polymerization reaction Methods 0.000 description 14
- 239000000243 solution Substances 0.000 description 14
- 239000006185 dispersion Substances 0.000 description 13
- XYLMUPLGERFSHI-UHFFFAOYSA-N alpha-Methylstyrene Chemical compound CC(=C)C1=CC=CC=C1 XYLMUPLGERFSHI-UHFFFAOYSA-N 0.000 description 12
- USHAGKDGDHPEEY-UHFFFAOYSA-L potassium persulfate Chemical compound [K+].[K+].[O-]S(=O)(=O)OOS([O-])(=O)=O USHAGKDGDHPEEY-UHFFFAOYSA-L 0.000 description 12
- 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 11
- 239000002253 acid Substances 0.000 description 10
- 239000000654 additive Substances 0.000 description 9
- 239000003995 emulsifying agent Substances 0.000 description 8
- 239000000047 product Substances 0.000 description 8
- 238000003756 stirring Methods 0.000 description 8
- 238000004383 yellowing Methods 0.000 description 8
- 239000004698 Polyethylene Substances 0.000 description 7
- 229920000573 polyethylene Polymers 0.000 description 7
- 229920000098 polyolefin Polymers 0.000 description 7
- 230000008569 process Effects 0.000 description 7
- 238000012360 testing method Methods 0.000 description 7
- GOXQRTZXKQZDDN-UHFFFAOYSA-N 2-Ethylhexyl acrylate Chemical compound CCCCC(CC)COC(=O)C=C GOXQRTZXKQZDDN-UHFFFAOYSA-N 0.000 description 6
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 6
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 description 6
- 125000004432 carbon atom Chemical group C* 0.000 description 6
- MVPPADPHJFYWMZ-UHFFFAOYSA-N chlorobenzene Chemical compound ClC1=CC=CC=C1 MVPPADPHJFYWMZ-UHFFFAOYSA-N 0.000 description 6
- 230000000052 comparative effect Effects 0.000 description 6
- 239000011162 core material Substances 0.000 description 6
- 238000007720 emulsion polymerization reaction Methods 0.000 description 6
- FPYJFEHAWHCUMM-UHFFFAOYSA-N maleic anhydride Chemical compound O=C1OC(=O)C=C1 FPYJFEHAWHCUMM-UHFFFAOYSA-N 0.000 description 6
- 229910052751 metal Inorganic materials 0.000 description 6
- 239000002184 metal Substances 0.000 description 6
- 238000002360 preparation method Methods 0.000 description 6
- UXVMQQNJUSDDNG-UHFFFAOYSA-L Calcium chloride Chemical compound [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 description 5
- CERQOIWHTDAKMF-UHFFFAOYSA-N Methacrylic acid Chemical class CC(=C)C(O)=O CERQOIWHTDAKMF-UHFFFAOYSA-N 0.000 description 5
- VVQNEPGJFQJSBK-UHFFFAOYSA-N Methyl methacrylate Chemical class COC(=O)C(C)=C VVQNEPGJFQJSBK-UHFFFAOYSA-N 0.000 description 5
- GYCMBHHDWRMZGG-UHFFFAOYSA-N Methylacrylonitrile Chemical compound CC(=C)C#N GYCMBHHDWRMZGG-UHFFFAOYSA-N 0.000 description 5
- 230000008859 change Effects 0.000 description 5
- 239000000839 emulsion Substances 0.000 description 5
- VZCYOOQTPOCHFL-UPHRSURJSA-N maleic acid Chemical compound OC(=O)\C=C/C(O)=O VZCYOOQTPOCHFL-UPHRSURJSA-N 0.000 description 5
- 159000000000 sodium salts Chemical class 0.000 description 5
- 239000003381 stabilizer Substances 0.000 description 5
- VZCYOOQTPOCHFL-UHFFFAOYSA-N trans-butenedioic acid Natural products OC(=O)C=CC(O)=O VZCYOOQTPOCHFL-UHFFFAOYSA-N 0.000 description 5
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 4
- YIVJZNGAASQVEM-UHFFFAOYSA-N Lauroyl peroxide Chemical compound CCCCCCCCCCCC(=O)OOC(=O)CCCCCCCCCCC YIVJZNGAASQVEM-UHFFFAOYSA-N 0.000 description 4
- BAPJBEWLBFYGME-UHFFFAOYSA-N Methyl acrylate Chemical compound COC(=O)C=C BAPJBEWLBFYGME-UHFFFAOYSA-N 0.000 description 4
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 4
- OFOBLEOULBTSOW-UHFFFAOYSA-N Propanedioic acid Natural products OC(=O)CC(O)=O OFOBLEOULBTSOW-UHFFFAOYSA-N 0.000 description 4
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 4
- 125000005396 acrylic acid ester group Chemical group 0.000 description 4
- 235000014113 dietary fatty acids Nutrition 0.000 description 4
- 238000001125 extrusion Methods 0.000 description 4
- 239000000194 fatty acid Substances 0.000 description 4
- 229930195729 fatty acid Natural products 0.000 description 4
- 150000004665 fatty acids Chemical class 0.000 description 4
- 239000003365 glass fiber Substances 0.000 description 4
- 239000000314 lubricant Substances 0.000 description 4
- 239000011976 maleic acid Substances 0.000 description 4
- 238000002156 mixing Methods 0.000 description 4
- 229920000058 polyacrylate Polymers 0.000 description 4
- 239000004800 polyvinyl chloride Substances 0.000 description 4
- 229920000915 polyvinyl chloride Polymers 0.000 description 4
- 230000000717 retained effect Effects 0.000 description 4
- 229920002379 silicone rubber Polymers 0.000 description 4
- 239000007787 solid Substances 0.000 description 4
- MYRTYDVEIRVNKP-UHFFFAOYSA-N 1,2-Divinylbenzene Chemical compound C=CC1=CC=CC=C1C=C MYRTYDVEIRVNKP-UHFFFAOYSA-N 0.000 description 3
- WVDDGKGOMKODPV-UHFFFAOYSA-N Benzyl alcohol Chemical compound OCC1=CC=CC=C1 WVDDGKGOMKODPV-UHFFFAOYSA-N 0.000 description 3
- 229920000049 Carbon (fiber) Polymers 0.000 description 3
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 3
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 3
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 description 3
- 239000004743 Polypropylene Substances 0.000 description 3
- 229910004298 SiO 2 Inorganic materials 0.000 description 3
- 229910010413 TiO 2 Inorganic materials 0.000 description 3
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 3
- 239000006096 absorbing agent Substances 0.000 description 3
- 229920006222 acrylic ester polymer Polymers 0.000 description 3
- 125000005250 alkyl acrylate group Chemical group 0.000 description 3
- 125000003118 aryl group Chemical group 0.000 description 3
- 239000004917 carbon fiber Substances 0.000 description 3
- 239000003795 chemical substances by application Substances 0.000 description 3
- 239000000975 dye Substances 0.000 description 3
- 229920001519 homopolymer Polymers 0.000 description 3
- 239000003999 initiator Substances 0.000 description 3
- 239000000049 pigment Substances 0.000 description 3
- 229920001485 poly(butyl acrylate) polymer Polymers 0.000 description 3
- 229920002959 polymer blend Polymers 0.000 description 3
- BDERNNFJNOPAEC-UHFFFAOYSA-N propan-1-ol Chemical compound CCCO BDERNNFJNOPAEC-UHFFFAOYSA-N 0.000 description 3
- 230000005855 radiation Effects 0.000 description 3
- 229910000030 sodium bicarbonate Inorganic materials 0.000 description 3
- 235000017557 sodium bicarbonate Nutrition 0.000 description 3
- FQENQNTWSFEDLI-UHFFFAOYSA-J sodium diphosphate Chemical compound [Na+].[Na+].[Na+].[Na+].[O-]P([O-])(=O)OP([O-])([O-])=O FQENQNTWSFEDLI-UHFFFAOYSA-J 0.000 description 3
- 229940048086 sodium pyrophosphate Drugs 0.000 description 3
- 238000004659 sterilization and disinfection Methods 0.000 description 3
- 150000003440 styrenes Chemical class 0.000 description 3
- 235000019818 tetrasodium diphosphate Nutrition 0.000 description 3
- 239000001577 tetrasodium phosphonato phosphate Substances 0.000 description 3
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 3
- GVJHHUAWPYXKBD-UHFFFAOYSA-N (±)-α-Tocopherol Chemical compound OC1=C(C)C(C)=C2OC(CCCC(C)CCCC(C)CCCC(C)C)(C)CCC2=C1C GVJHHUAWPYXKBD-UHFFFAOYSA-N 0.000 description 2
- VXNZUUAINFGPBY-UHFFFAOYSA-N 1-Butene Chemical compound CCC=C VXNZUUAINFGPBY-UHFFFAOYSA-N 0.000 description 2
- CNPURSDMOWDNOQ-UHFFFAOYSA-N 4-methoxy-7h-pyrrolo[2,3-d]pyrimidin-2-amine Chemical compound COC1=NC(N)=NC2=C1C=CN2 CNPURSDMOWDNOQ-UHFFFAOYSA-N 0.000 description 2
- WSSSPWUEQFSQQG-UHFFFAOYSA-N 4-methyl-1-pentene Chemical compound CC(C)CC=C WSSSPWUEQFSQQG-UHFFFAOYSA-N 0.000 description 2
- 229930185605 Bisphenol Natural products 0.000 description 2
- KAKZBPTYRLMSJV-UHFFFAOYSA-N Butadiene Chemical compound C=CC=C KAKZBPTYRLMSJV-UHFFFAOYSA-N 0.000 description 2
- 239000004641 Diallyl-phthalate Substances 0.000 description 2
- 229920002943 EPDM rubber Polymers 0.000 description 2
- 208000032365 Electromagnetic interference Diseases 0.000 description 2
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 2
- JIGUQPWFLRLWPJ-UHFFFAOYSA-N Ethyl acrylate Chemical compound CCOC(=O)C=C JIGUQPWFLRLWPJ-UHFFFAOYSA-N 0.000 description 2
- 239000005977 Ethylene Substances 0.000 description 2
- VZCYOOQTPOCHFL-OWOJBTEDSA-N Fumaric acid Chemical compound OC(=O)\C=C\C(O)=O VZCYOOQTPOCHFL-OWOJBTEDSA-N 0.000 description 2
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 2
- 239000004793 Polystyrene Substances 0.000 description 2
- KKEYFWRCBNTPAC-UHFFFAOYSA-N Terephthalic acid Chemical compound OC(=O)C1=CC=C(C(O)=O)C=C1 KKEYFWRCBNTPAC-UHFFFAOYSA-N 0.000 description 2
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 2
- QYKIQEUNHZKYBP-UHFFFAOYSA-N Vinyl ether Chemical class C=COC=C QYKIQEUNHZKYBP-UHFFFAOYSA-N 0.000 description 2
- 150000001252 acrylic acid derivatives Chemical class 0.000 description 2
- WNLRTRBMVRJNCN-UHFFFAOYSA-N adipic acid Chemical compound OC(=O)CCCCC(O)=O WNLRTRBMVRJNCN-UHFFFAOYSA-N 0.000 description 2
- 230000032683 aging Effects 0.000 description 2
- 125000000217 alkyl group Chemical group 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 239000002216 antistatic agent Substances 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- QUDWYFHPNIMBFC-UHFFFAOYSA-N bis(prop-2-enyl) benzene-1,2-dicarboxylate Chemical compound C=CCOC(=O)C1=CC=CC=C1C(=O)OCC=C QUDWYFHPNIMBFC-UHFFFAOYSA-N 0.000 description 2
- WERYXYBDKMZEQL-UHFFFAOYSA-N butane-1,4-diol Chemical compound OCCCCO WERYXYBDKMZEQL-UHFFFAOYSA-N 0.000 description 2
- 239000006229 carbon black Substances 0.000 description 2
- 239000007795 chemical reaction product Substances 0.000 description 2
- 239000000645 desinfectant Substances 0.000 description 2
- 150000001993 dienes Chemical class 0.000 description 2
- FLKPEMZONWLCSK-UHFFFAOYSA-N diethyl phthalate Chemical compound CCOC(=O)C1=CC=CC=C1C(=O)OCC FLKPEMZONWLCSK-UHFFFAOYSA-N 0.000 description 2
- 238000000113 differential scanning calorimetry Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 150000002148 esters Chemical class 0.000 description 2
- HQQADJVZYDDRJT-UHFFFAOYSA-N ethene;prop-1-ene Chemical group C=C.CC=C HQQADJVZYDDRJT-UHFFFAOYSA-N 0.000 description 2
- SUPCQIBBMFXVTL-UHFFFAOYSA-N ethyl 2-methylprop-2-enoate Chemical compound CCOC(=O)C(C)=C SUPCQIBBMFXVTL-UHFFFAOYSA-N 0.000 description 2
- 238000005227 gel permeation chromatography Methods 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- LEQAOMBKQFMDFZ-UHFFFAOYSA-N glyoxal Chemical compound O=CC=O LEQAOMBKQFMDFZ-UHFFFAOYSA-N 0.000 description 2
- NAQMVNRVTILPCV-UHFFFAOYSA-N hexane-1,6-diamine Chemical compound NCCCCCCN NAQMVNRVTILPCV-UHFFFAOYSA-N 0.000 description 2
- 229920000554 ionomer Polymers 0.000 description 2
- QQVIHTHCMHWDBS-UHFFFAOYSA-N isophthalic acid Chemical compound OC(=O)C1=CC=CC(C(O)=O)=C1 QQVIHTHCMHWDBS-UHFFFAOYSA-N 0.000 description 2
- 238000004898 kneading Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 229910021645 metal ion Inorganic materials 0.000 description 2
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 2
- 125000004108 n-butyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 2
- 229910052759 nickel Inorganic materials 0.000 description 2
- GLDOVTGHNKAZLK-UHFFFAOYSA-N octadecan-1-ol Chemical compound CCCCCCCCCCCCCCCCCCO GLDOVTGHNKAZLK-UHFFFAOYSA-N 0.000 description 2
- QIQXTHQIDYTFRH-UHFFFAOYSA-N octadecanoic acid Chemical class CCCCCCCCCCCCCCCCCC(O)=O QIQXTHQIDYTFRH-UHFFFAOYSA-N 0.000 description 2
- MMSLOZQEMPDGPI-UHFFFAOYSA-N p-Mentha-1,3,5,8-tetraene Chemical compound CC(=C)C1=CC=C(C)C=C1 MMSLOZQEMPDGPI-UHFFFAOYSA-N 0.000 description 2
- PNJWIWWMYCMZRO-UHFFFAOYSA-N pent‐4‐en‐2‐one Natural products CC(=O)CC=C PNJWIWWMYCMZRO-UHFFFAOYSA-N 0.000 description 2
- 229920001643 poly(ether ketone) Polymers 0.000 description 2
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- 229920000412 polyarylene Polymers 0.000 description 2
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- 229910052700 potassium Inorganic materials 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 239000012966 redox initiator Substances 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 230000003678 scratch resistant effect Effects 0.000 description 2
- CXMXRPHRNRROMY-UHFFFAOYSA-N sebacic acid Chemical compound OC(=O)CCCCCCCCC(O)=O CXMXRPHRNRROMY-UHFFFAOYSA-N 0.000 description 2
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- 238000005245 sintering Methods 0.000 description 2
- 239000011734 sodium Substances 0.000 description 2
- TYFQFVWCELRYAO-UHFFFAOYSA-N suberic acid Chemical compound OC(=O)CCCCCCC(O)=O TYFQFVWCELRYAO-UHFFFAOYSA-N 0.000 description 2
- 150000004763 sulfides Chemical class 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 description 2
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- DNIAPMSPPWPWGF-VKHMYHEASA-N (+)-propylene glycol Chemical compound C[C@H](O)CO DNIAPMSPPWPWGF-VKHMYHEASA-N 0.000 description 1
- KOMNUTZXSVSERR-UHFFFAOYSA-N 1,3,5-tris(prop-2-enyl)-1,3,5-triazinane-2,4,6-trione Chemical compound C=CCN1C(=O)N(CC=C)C(=O)N(CC=C)C1=O KOMNUTZXSVSERR-UHFFFAOYSA-N 0.000 description 1
- 150000005207 1,3-dihydroxybenzenes Chemical class 0.000 description 1
- YPFDHNVEDLHUCE-UHFFFAOYSA-N 1,3-propanediol Substances OCCCO YPFDHNVEDLHUCE-UHFFFAOYSA-N 0.000 description 1
- ONBWNNUYXGJKKD-UHFFFAOYSA-N 1,4-bis(2-ethylhexoxy)-1,4-dioxobutane-2-sulfonic acid;sodium Chemical compound [Na].CCCCC(CC)COC(=O)CC(S(O)(=O)=O)C(=O)OCC(CC)CCCC ONBWNNUYXGJKKD-UHFFFAOYSA-N 0.000 description 1
- WEERVPDNCOGWJF-UHFFFAOYSA-N 1,4-bis(ethenyl)benzene Chemical compound C=CC1=CC=C(C=C)C=C1 WEERVPDNCOGWJF-UHFFFAOYSA-N 0.000 description 1
- LGJCFVYMIJLQJO-UHFFFAOYSA-N 1-dodecylperoxydodecane Chemical compound CCCCCCCCCCCCOOCCCCCCCCCCCC LGJCFVYMIJLQJO-UHFFFAOYSA-N 0.000 description 1
- OSSNTDFYBPYIEC-UHFFFAOYSA-N 1-ethenylimidazole Chemical compound C=CN1C=CN=C1 OSSNTDFYBPYIEC-UHFFFAOYSA-N 0.000 description 1
- LIKMAJRDDDTEIG-UHFFFAOYSA-N 1-hexene Chemical compound CCCCC=C LIKMAJRDDDTEIG-UHFFFAOYSA-N 0.000 description 1
- QEDJMOONZLUIMC-UHFFFAOYSA-N 1-tert-butyl-4-ethenylbenzene Chemical compound CC(C)(C)C1=CC=C(C=C)C=C1 QEDJMOONZLUIMC-UHFFFAOYSA-N 0.000 description 1
- IGGDKDTUCAWDAN-UHFFFAOYSA-N 1-vinylnaphthalene Chemical compound C1=CC=C2C(C=C)=CC=CC2=C1 IGGDKDTUCAWDAN-UHFFFAOYSA-N 0.000 description 1
- DPQHRXRAZHNGRU-UHFFFAOYSA-N 2,4,4-trimethylhexane-1,6-diamine Chemical compound NCC(C)CC(C)(C)CCN DPQHRXRAZHNGRU-UHFFFAOYSA-N 0.000 description 1
- BJELTSYBAHKXRW-UHFFFAOYSA-N 2,4,6-triallyloxy-1,3,5-triazine Chemical compound C=CCOC1=NC(OCC=C)=NC(OCC=C)=N1 BJELTSYBAHKXRW-UHFFFAOYSA-N 0.000 description 1
- JAHNSTQSQJOJLO-UHFFFAOYSA-N 2-(3-fluorophenyl)-1h-imidazole Chemical compound FC1=CC=CC(C=2NC=CN=2)=C1 JAHNSTQSQJOJLO-UHFFFAOYSA-N 0.000 description 1
- FZZMTSNZRBFGGU-UHFFFAOYSA-N 2-chloro-7-fluoroquinazolin-4-amine Chemical compound FC1=CC=C2C(N)=NC(Cl)=NC2=C1 FZZMTSNZRBFGGU-UHFFFAOYSA-N 0.000 description 1
- RUMACXVDVNRZJZ-UHFFFAOYSA-N 2-methylpropyl 2-methylprop-2-enoate Chemical compound CC(C)COC(=O)C(C)=C RUMACXVDVNRZJZ-UHFFFAOYSA-N 0.000 description 1
- CFVWNXQPGQOHRJ-UHFFFAOYSA-N 2-methylpropyl prop-2-enoate Chemical compound CC(C)COC(=O)C=C CFVWNXQPGQOHRJ-UHFFFAOYSA-N 0.000 description 1
- 125000003903 2-propenyl group Chemical group [H]C([*])([H])C([H])=C([H])[H] 0.000 description 1
- WMRCTEPOPAZMMN-UHFFFAOYSA-N 2-undecylpropanedioic acid Chemical compound CCCCCCCCCCCC(C(O)=O)C(O)=O WMRCTEPOPAZMMN-UHFFFAOYSA-N 0.000 description 1
- KGIGUEBEKRSTEW-UHFFFAOYSA-N 2-vinylpyridine Chemical compound C=CC1=CC=CC=N1 KGIGUEBEKRSTEW-UHFFFAOYSA-N 0.000 description 1
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- QTECDUFMBMSHKR-UHFFFAOYSA-N prop-2-enyl prop-2-enoate Chemical compound C=CCOC(=O)C=C QTECDUFMBMSHKR-UHFFFAOYSA-N 0.000 description 1
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- SJMYWORNLPSJQO-UHFFFAOYSA-N tert-butyl 2-methylprop-2-enoate Chemical compound CC(=C)C(=O)OC(C)(C)C SJMYWORNLPSJQO-UHFFFAOYSA-N 0.000 description 1
- ISXSCDLOGDJUNJ-UHFFFAOYSA-N tert-butyl prop-2-enoate Chemical compound CC(C)(C)OC(=O)C=C ISXSCDLOGDJUNJ-UHFFFAOYSA-N 0.000 description 1
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Classifications
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C2/00—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels
- E04C2/02—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials
- E04C2/10—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials of wood, fibres, chips, vegetable stems, or the like; of plastics; of foamed products
- E04C2/20—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials of wood, fibres, chips, vegetable stems, or the like; of plastics; of foamed products of plastics
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L51/00—Compositions of graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bonds; Compositions of derivatives of such polymers
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F255/00—Macromolecular compounds obtained by polymerising monomers on to polymers of hydrocarbons as defined in group C08F10/00
- C08F255/02—Macromolecular compounds obtained by polymerising monomers on to polymers of hydrocarbons as defined in group C08F10/00 on to polymers of olefins having two or three carbon atoms
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F265/00—Macromolecular compounds obtained by polymerising monomers on to polymers of unsaturated monocarboxylic acids or derivatives thereof as defined in group C08F20/00
- C08F265/04—Macromolecular compounds obtained by polymerising monomers on to polymers of unsaturated monocarboxylic acids or derivatives thereof as defined in group C08F20/00 on to polymers of esters
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F283/00—Macromolecular compounds obtained by polymerising monomers on to polymers provided for in subclass C08G
- C08F283/12—Macromolecular compounds obtained by polymerising monomers on to polymers provided for in subclass C08G on to polysiloxanes
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L25/00—Compositions of, homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an aromatic carbocyclic ring; Compositions of derivatives of such polymers
- C08L25/02—Homopolymers or copolymers of hydrocarbons
- C08L25/04—Homopolymers or copolymers of styrene
- C08L25/08—Copolymers of styrene
- C08L25/12—Copolymers of styrene with unsaturated nitriles
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L51/00—Compositions of graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bonds; Compositions of derivatives of such polymers
- C08L51/04—Compositions of graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bonds; Compositions of derivatives of such polymers grafted on to rubbers
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L51/00—Compositions of graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bonds; Compositions of derivatives of such polymers
- C08L51/003—Compositions of graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bonds; Compositions of derivatives of such polymers grafted on to macromolecular compounds obtained by reactions only involving unsaturated carbon-to-carbon bonds
Definitions
- the invention relates to flat wall elements and fastening parts therefor.
- the invention relates to flat wall elements with good dimensional stability, low density and low weight, good chemical resistance and high scratch resistance.
- the object of the present invention is to provide flat wall elements which can be produced in a one-step process without post-processing and have good dimensional stability.
- Another object of the invention is to provide flat wall elements which have a low density and thus a low weight, but are nevertheless stable.
- thermoplastic molding composition different from ABS comprising, based on the sum of the amounts of components A and B, and optionally C and / or D, which gives a total of 100% by weight,
- b 1-99% by weight of at least one amorphous or partially crystalline polymer as component B,
- component D 0 - 50% by weight of fibrous or particulate fillers or mixtures thereof as component D.
- the flat wall elements described are scratch-resistant, stable and resistant to chemicals and have a very good dimensional stability. They have a low density and therefore a low weight.
- thermoplastic molding compositions used according to the invention for producing the flat wall elements according to the invention are known per se.
- DE-A 12 60 135, DE-C 19 11 882, DE-A 28 26 925, DE-A 31 49 358, DE-A 32 27 555 and DE-A 40 11 162 describe molding compositions which can be used according to the invention.
- the molding materials other than ABS used to produce the flat wall elements according to the invention contain components A and B and, if appropriate, C and / or D, as defined below. They contain, based on the sum of the amounts of components A and B, and possibly C and / or D, which gives a total of 100% by weight,
- b 1-99% by weight, preferably 40-85% by weight, in particular 50-75% by weight, of at least one amorphous or partially crystalline polymer as component B,
- component C 0-50% by weight of polycarbonates as component C
- d 0 - 50% by weight of fibrous or particulate fillers or their mixtures as component D.
- Component A is a particulate emulsion polymer with a glass transition temperature below 0 ° C and an average particle size of 50-1000 nm.
- Component A is preferably a graft copolymer
- a22 up to 60% by weight, preferably 15-35% by weight, of units of an ethylenically unsaturated monomer, preferably acrylonitrile or methacrylonitrile, in particular acrylonitrile as component A22.
- the graft pad A2 consists of at least one graft shell, the graft copolymer A overall having an average particle size of 50-1000 nm.
- component AI consists of the monomers
- al2 0.01-20% by weight, preferably 0.1-5.0% by weight, of at least one polyfunctional crosslinking monomer, preferably diallyl phthalate and / or DCPA as component A12.
- the average particle size of component A is 50-800 nm, preferably 50-600 nm.
- the particle size distribution of component A is bimodal, 60-90% by weight being an average particle size of 50-200 nm and 10-40% by weight being an average Particle size of 50 ⁇ • 400 nm, based on the total weight of component A.
- the sizes determined from the integral mass distribution are given as the average particle size or particle size distribution.
- the mean particle sizes according to the invention are in all cases the weight average of the particle sizes, as determined by means of an analytical ultracentrifuge according to the method of W. Scholtan and H. Lange, Kolloid-Z. and Z.-Polymer 250 (1972), pages 782-796.
- the ultracentrifuge measurement provides the integral mass distribution of the particle diameter of a sample. From this it can be seen what percentage by weight of the particles have a diameter equal to or smaller than a certain size.
- the mean particle diameter which is also referred to as the d 50 value of the integral mass distribution, is defined here as the particle diameter at which 50% by weight of the particles have a smaller diameter than the diameter which corresponds to the d ⁇ value. Likewise, 50% by weight of the particles then have a larger diameter than the d ⁇ value.
- the d 10 and d j o values resulting from the integral mass distribution are used to characterize the width of the particle size distribution of the rubber particles.
- the d 10 or d ⁇ value of the integral mass distribution is defined in accordance with the d 50 value with the difference that they are based on 10 or 90% by weight of the particles. The quotient
- Emulsion polymers A which can be used according to the invention as component A preferably have Q values less than 0.5, in particular less than 0.35.
- the glass transition temperature of the emulsion polymer A and also of the other components used according to the invention is determined by means of DSC (Differential Scanning Calorimetry) according to ASTM 3418 (mid point temperature).
- emulsion polymer A such as epichlorohydrin rubbers, ethylene-vinyl acetate rubbers, polyethylene chlorosulfone rubbers, silicone rubbers, polyether rubbers, hydrogenated diene rubbers, ethylene rubbers, ethylene rubbers, polyalkenate rubbers, polyalkename rubbers, according to one embodiment of the invention.
- Acrylate rubber, ethylene-propylene (EP) rubber, ethylene-propylene-diene (EPDM) rubber, in particular acrylate rubber, are preferably used.
- the proportion of diene basic building blocks in the emulsion polymer A is kept so low that as few unreacted double bonds remain in the polymer. According to one embodiment, there are no basic diene building blocks in the emulsion polymer A.
- the acrylate rubbers are preferably alkyl acrylate
- These alkyl acrylate rubbers can contain up to 30% by weight of hard polymer-forming monomers, such as vinyl acetate, (meth) acrylonitrile, styrene, substituted styrene, methyl methacrylate or vinyl ether, in copolymerized form.
- the acrylate rubbers further contain 0.01-20% by weight, preferably 0.1-5% by weight, of cross-linking polyfunctional monomers (cross-linking monomers).
- cross-linking monomers examples of these are monomers which contain 2 or more double bonds which are capable of copolymerization and which are preferably not conjugated in the 1,3 positions.
- Suitable crosslinking monomers are, for example, divinylbenzene, diallyl maleate, diallyl fumarate, diallyl phthalate, diethyl phthalate, triallyl cyanurate, triallyl isocyanurate, tricyclodecenyl acrylate, dihydrodicyclopentadienyl acrylate, triallyl phosphate, allyl acrylate.
- Dicyclopentadienyl acrylate (DCPA) has proven to be a particularly favorable crosslinking monomer (cf. DE-C-12 60 135).
- Suitable silicone rubbers can be, for example, crosslinked silicone rubbers composed of units of the general formulas R 2 SiO, RSiO 3 , R 3 SiO 1 2 and SiO 2 , the radical R representing a monovalent radical.
- the amount of the individual siloxane units is such that for 100 units of the formula R 2 SiO 0 to 10 mol units of the formula RSiO 3/2 , 0 to 1.5 mol units R 3 SiO 2 and 0 to 3 mol SiO 2/4 units are available.
- R can either be a monovalent saturated hydrocarbon radical having 1 to 18 carbon atoms, the phenyl radical or the alkoxy radical or a group which can be attacked by free radicals such as the vinyl or mercaptopropyl radical. Before- is added that at least 80% of all radicals R are methyl radicals; combinations of methyl and ethyl or phenyl radicals are particularly preferred.
- Preferred silicone rubbers contain built-in units of groups which can be attacked by free radicals, in particular vinyl, allyl, halogen, mercapto groups, preferably in amounts of 2-10 mol%, based on all radicals R. They can be prepared, for example, as in EP-A -0 260 558.
- an emulsion polymer A made from uncrosslinked polymer All of the monomers mentioned above can be used as monomers for the production of these polymers.
- Preferred uncrosslinked emulsion polymers A are e.g. Homopolymers and copolymers of acrylic acid esters, especially n-butyl and ethyl hexyl acrylate, and homopolymers and copolymers of ethylene, propylene, butylene, isobutylene and poly (organosiloxanes), all with the proviso that they are linear or may be branched.
- the emulsion polymer A can also be a multi-stage polymer (so-called “core / shell structure", “core-shell morphology”).
- core / shell structure a multi-stage polymer
- core-shell morphology a rubber-elastic core (T g ⁇ 0 ° C) can be encased by a "hard” shell (polymers with T.> 0 ° C) or vice versa.
- component A is a graft copolymer.
- the graft copolymers are graft copolymers.
- a of the molding compositions according to the invention have an average particle size d 50 of 50-1000 nm, preferably 50-600 nm and particularly preferably from 50 to 400 nm. These particle sizes can be achieved if, as the graft base AI of this component A, particle sizes from 50 to 350 nm, preferably from 50 to 300 nm and particularly preferably from 50 to 250 nm are used.
- the graft copolymer A is generally one or more stages, i.e. a polymer composed of a core and one or more shells.
- the polymer consists of a basic stage (graft core) Al and one or - preferably - several stages A2 grafted thereon, the so-called graft stages or graft shells.
- One or more graft shells can be applied to the rubber particles by simple grafting or multiple step-wise grafting, each graft sheath having a different composition.
- polyfunctional crosslinking or reactive group-containing monomers can also be grafted on (see e.g. EP-A-0 230 282, DE-A-36 01 419, EP-A-0 269 861).
- component A consists of a multi-stage graft copolymer, the graft stages being generally made from resin-forming monomers and having a glass transition temperature T g above 30 ° C., preferably above 50 ° C.
- the multi-stage structure serves, inter alia, to achieve (partial) compatibility of the rubber particles A with the thermoplastic B.
- Graft copolymers A are prepared, for example, by grafting at least one of the monomers A2 listed below onto at least one of the graft bases or graft core materials AI listed above.
- the graft base AI of the mold according to the invention all polymers are suitable, which are described above under the emulsion polymers A.
- the graft base AI is composed of 15-99% by weight of acrylate rubber, 0.1-5% by weight of crosslinking agent and 0-49.9% by weight of one of the further monomers or rubbers indicated.
- Suitable monomers for forming the graft A2 can be selected, for example, from the monomers listed below and their mixtures:
- Vinylaromatic monomers such as styrene and its substituted derivatives, such as ⁇ -methylstyrene, p-methylstyrene, 3,4-dimethylstyrene, p-tert-butylstyrene, o- and p-divinylbenzene and p-methyl- ⁇ -methylstyrene or C r C 8 -alkyl (meth) acrylates such as methyl methacrylate, ethyl methacrylate, methyl acrylate, ethyl acrylate, n-butyl acrylate, s-butyl acrylate; styrene, ⁇ -methylstyrene, methyl methacrylate, in particular styrene and / or ⁇ -methylstyrene, and ethylenically unsaturated monomers, such as acrylic and methacrylic compounds, such as acrylonitrile, methacrylonitrile
- (co) monomers styrene, vinyl, acrylic or meth j acrylic compounds (eg, styrene, optionally substituted with C - ⁇ - alkyl radicals, halogen atoms, halomethyl groups;. vinylnaphthalene, vinyl carbazole, vinyl ethers with C ⁇ 12 -Etherresten; vinylimidazole, 3- (4-) vinyl pyridine, dimethyl aminoethyl (meth) acrylate.
- acrylic or meth j acrylic compounds eg, styrene, optionally substituted with C - ⁇ - alkyl radicals, halogen atoms, halomethyl groups
- vinylnaphthalene vinyl carbazole, vinyl ethers with C ⁇ 12 -Etherresten
- vinylimidazole 3- (4-) vinyl pyridine, dimethyl aminoethyl (meth) acrylate.
- p-dimethylaminostyrene acrylonitrile, methacrylonitrile, acrylic acid, methacrylic acid, butyl acrylate, ethylhexyl acrylate and methyl methacrylate as well as fumaric acid, maleic acid, itaconic acid or their anhydrides, amides, nitriles or esters with 1 to 22 carbon atoms, preferably alcohols containing 1 to 10 carbon atoms) be used.
- component A comprises 50-90% by weight of the above-described graft base AI and 10-50% by weight of the above-described graft base A2, based on the total weight of component A.
- crosslinked acrylic acid ester polymers with a glass transition temperature below 0 ° C. serve as the graft base.
- the crosslinked acrylic ester polymers should preferably have a glass transition temperature below -20 ° C., in particular below -30 ° C.
- the graft A2 consists of at least one graft shell and the outermost graft shell thereof has a glass transition temperature of more than 30 ° C, a polymer formed from the monomers of the graft A2 would have a glass transition temperature of more than 80 ° C.
- the graft copolymers A can also be prepared by grafting pre-formed polymers onto suitable graft homopolymers. Examples of this are the reaction products of copolymers containing maleic anhydride or acid groups with base-containing rubbers.
- Suitable preparation processes for graft copolymers A are emulsion, solution, bulk or suspension polymerization.
- the graft copolymers A are preferably prepared by free-radical emulsion polymerization, in particular in the presence of latices of component AI at temperatures from 20 ° C. to 90 ° C. using water-soluble or oil-soluble initiators such as peroxodisulfate or benzyl peroxide, or with the aid of redox initiators. Redox initiators are also suitable for polymerization below 20 ° C.
- Suitable emulsion polymerization processes are described in DE-A-28 26 925, 31 49 358 and in DE-C-12 60 135.
- the graft casings are preferably built up in the emulsion polymerization process, as described in DE-A-32 27 555, 31 49 357, 31 49 358, 34 14 118.
- the defined particle sizes of 50-1000 nm according to the invention are preferably carried out after the processes that are described in DE-C-12 60 135 and DE-A-28 26 925, or Applied Polymer Science, Volume 9 (1965), page 2929.
- the use of polymers with different particle sizes is known, for example, from DE-A-28 26 925 and US 5,196,480.
- the graft base A1 is first prepared by adding the acrylic acid ester (s) used according to one embodiment of the invention and the multifunctional crosslinking monomers, if appropriate together with the further comonomers, in aqueous emulsion in a manner known per se, at temperatures between 20 and 100 ° C., preferably between 50 and 80 ° C.
- the usual emulsifiers such as alkali salts of alkyl or alkylarylsulfonic acids, alkyl sulfates, fatty alcohol sulfonates, salts of higher fatty acids with 10 to 30 carbon atoms or resin soaps can be used.
- the sodium salts of alkyl sulfonates or fatty acids having 10 to 18 carbon atoms are preferably used.
- the emulsifiers are used in amounts of 0.5-5% by weight, in particular 1-2% by weight, based on the monomers used in the preparation of the graft base AI.
- the weight ratio of water to monomers is from 2: 1 to 0.7: 1.
- the usual persulfates, such as potassium persulfate, are used in particular as polymerization initiators. However, redox systems can also be used.
- the initiators are generally used in amounts of 0.1-1% by weight, based on the monomers used in the preparation of the graft base AI.
- buffer substances by means of which pH values of preferably 6-9 are set, such as sodium bicarbonate and sodium pyrophosphate, and 0-3% by weight of a molecular weight regulator, such as mercaptans, terpinols or dimeric ⁇ -methylstyrene, can be used as further polymerization auxiliaries , are used in the polymerization.
- a molecular weight regulator such as mercaptans, terpinols or dimeric ⁇ -methylstyrene
- the exact polymerization conditions, in particular the type, dosage and amount of the emulsifier, are determined in detail within the ranges given above such that the latex of the crosslinked acrylic ester polymer obtained ad 50 value in the range of about 50-1000 nm, preferably 50- 150 nm, particularly preferably in the range of 80-100 nm.
- the particle size distribution of the latex should preferably be narrow. The quotient d 9Q ⁇ d l0
- a monomer mixture of styrene and acrylonitrile is then polymerized in a next step in the presence of the latex of the crosslinked acrylic acid ester polymer obtained in accordance with an embodiment of the invention, the weight ratio of styrene to acrylonitrile in the monomer mixture according to an embodiment of the invention in the range from 100: 0 to 40:60, preferably in the range from 65: 35 to 85: 15. It is advantageous to carry out this graft copolymerization of styrene and acrylonitrile on the crosslinked polyacrylic ester polymer used as the graft base again in aqueous emulsion under the customary conditions described above.
- the graft copolymerization can expediently take place in the same system as the emulsion polymerization for the preparation of the graft base A1, it being possible, if necessary, to add further emulsifier and initiator.
- the monomer mixture of styrene and acrylonitrile to be grafted on according to one embodiment of the invention can be added to the reaction mixture all at once, batchwise in several stages or preferably continuously during the polymerization.
- the graft copolymerization of the mixture of styrene and acrylonitrile in the presence of the crosslinking acrylic ester polymer is carried out in such a way that a degree of grafting of 1-99% by weight, preferably 20-45% by weight, in particular 35-45% by weight, based on the Total weight of component A, resulting in graft copolymer A. Since the graft yield in the graft copolymerization is not 100%, a somewhat larger amount of the monomer mixture of styrene and acrylonitrile must be used in the graft copolymerization than corresponds to the desired degree of grafting.
- the control of the graft yield at The person skilled in the art is familiar with graft copolymerization and thus the degree of grafting of the finished graft copolymer A and can be carried out, for example, by the metering rate of the monomers or by adding a regulator (Chauvel, Daniel, ACS Polymer Preprints 15 (1974), page 329 ff.).
- the emulsion graft copolymerization generally gives rise to about 5 to 15% by weight, based on the graft copolymer, of free, non-grafted styrene / acrylonitrile copolymer.
- the proportion of the graft copolymer A in the polymerization product obtained in the graft copolymerization is determined by the method given above.
- graft copolymers A In the production of the graft copolymers A by the emulsion process, in addition to the given process engineering advantages, reproducible particle size changes are also possible, for example by at least partially agglomeration of the particles into larger particles. This means that polymers with different particle sizes can also be present in the graft copolymers A.
- Component A in particular, consisting of the graft base and graft shell (s) can be optimally adapted for the particular application, in particular with regard to the particle size.
- the graft copolymers A generally contain 1-99% by weight, preferably 55-80 and particularly preferably 55-65% by weight of graft base AI and 1-99% by weight, preferably 20-45, particularly preferably 35-45% by weight .-% of the graft A2, each based on the entire graft copolymer.
- COMPONENT B
- Component B is an amorphous or partially crystalline polymer.
- Component B is preferably a copolymer of
- bl 40-100% by weight, preferably 60-70% by weight, of units of a vinyl aromatic monomer, preferably styrene, a substituted styrene or a (meth) acrylic acid ester or mixtures thereof, in particular styrene and / or ⁇ -methylstyrene as
- b2 up to 60% by weight, preferably 30-40% by weight, of units of an ethylenically unsaturated monomer, preferably of acrylonitrile or methacrylonitrile, in particular of acrylonitrile as a component
- the viscosity number of component B is 50-90, preferably 60-80.
- the amorphous or partially crystalline polymers of component B of the molding composition used according to the invention for producing the flat wall elements according to the invention are preferably composed of at least one polymer from partially crystalline polyamides, partially aromatic copolyamides, polyolefins, ionomers, polyesters, polyether ketones, polyoxyalkylenes, polyarylene sulfides and polymers from vinyl aromatic monomers and / or ethylenically unsaturated monomers. Polymer mixtures can also be used.
- Component B of the molding composition used according to the invention for the production of the flat wall elements according to the invention are partially crystalline, preferably linear polyamides such as polyamide-6, polyamide-6,6, polyamide-4,6, polyamide-6,12 and partially crystalline copolyamides based on these components.
- partially crystalline polyamides can be used, the acid component of which consists entirely or partly of adipic acid and / or terephthalic acid and / or isophthalic acid and / or suberic acid and / or sebacic acid and / orginaic acid and / or dodecanedicarboxylic acid and / or a cyclohexanedicarboxylic acid, and whose diamine component wholly or partly consists in particular of m- and / or p-xylylenediamine and / or hexamethylene diamine and / or 2,2,4- and / or 2,4,4-trimethylhexamethylene diamine and / or isophoronediamine, and their compositions are known in principle from the prior art (cf. Encyclopedia of Polymers, Vol. 11, p. 315 ff.).
- polymers which are furthermore suitable as component B of the molding compositions used according to the invention for producing the sheet-like wall elements according to the invention are partially crystalline polyolefins, preferably homo- and copolymers of olefins such as ethylene, propylene, butene-1, pentene-1, hexene-1, heptene-1, 3-methylbutene-1, 4-methylbutene-1, 4-methylpentene-1 and octene-1.
- Suitable polyolefins are polyethylene, polypropylene, polybutene-1 or poly-4-methylpentene-1. In general, a distinction is made between polyethylene (PE) and high-density PE (HDPE), low-density PE (LDPE) and linear-low-density PE (LLDPE).
- component B is an ionomer.
- These are generally polyolefins, as described above, in particular polyethylene, which contain monomers co-condensed with acid groups, for example acrylic acid, methacrylic acid and optionally further copolymerizable monomers.
- the acid groups are generally generally converted with the aid of metal ions such as Na + , Ca 2+ , Mg 2 + and Al 3 + into ionic, possibly ionically crosslinked polyolefins, which, however, can still be processed thermoplastically (see, for example, US 3,264,272; 3,404,134; 3,355,319; 4,321,337).
- Component B according to the invention is also suitable for polyolefins containing free acid groups, which then generally have a rubber-like character and in some cases also contain further copolymerizable monomers, for example (meth) acrylates.
- component B can also be polyester, preferably aromatic-aliphatic polyester.
- polyester preferably aromatic-aliphatic polyester.
- polyalkylene terephthalate e.g. based on ethylene glycol, 1,3-propanediol, 1,4-butanediol, 1,6-hexanediol and 1,4-bis-hydroxymethyl-cyclohexane, as well as polyalkylene naphthalates.
- Aromatic polyether ketones such as those e.g. are described in GB 1 078 234, US 4,010,147, EP-A-0 135 938, EP-A-0 292 211, EP-A-0 275 035, EP-A-0 270 998, EP-A-0 165 406, and in the publication by CK Sham et. al., Polymer 2976, 1016-1020 (1988).
- component B of the molding compositions used according to the invention for the production of the flat wall elements according to the invention polyoxyalkylenes, e.g. Polyoxymethylene and oxymethylene polymers can be used.
- suitable components B are the polyarylene sulfides, in particular the polyphenylene sulfide. According to one embodiment of the invention, it is composed of 50-99% by weight of vinyl aromatic monomers and 1-50% by weight of at least one of the other specified monomers.
- Component B is preferably an amorphous polymer, as described above as graft A2.
- a copolymer of styrene and / or ⁇ -methylstyrene with acrylonitrile is used as component B.
- the acrylonitrile content in these copolymers of component B is 0-60% by weight, preferably 30-40% by weight, based on the total weight of component B.
- Component B also includes those in the graft copolymerization to prepare the component A free, non-grafted styrene / acrylonitrile copolymers formed.
- component B has already been formed in the graft copolymerization. In general, however, it will be necessary to mix the products obtained in the graft copolymerization with additional, separately prepared component B.
- This additional, separately produced component B can preferably be a styrene / acrylonitrile copolymer, an ⁇ -methylstyrene / acrylonitrile copolymer or an ⁇ -methylstyrene / styrene / acrylonitrile terpolymer.
- These copolymers can be used individually or as a mixture for component B, so that the additional, separately produced component B of the molding compositions used according to the invention is, for example, a mixture of a styrene / acrylonitrile copolymer and an ⁇ -methylstyrene / Acrylonitrile copolymer can act.
- component B of the molding compositions used according to the invention consists of a mixture of a styrene / acrylonitrile copolymer and an ⁇ -methylstyrene / acrylonitrile copolymer
- Component B of the molding compositions used according to the invention can, however, also consist of only a single styrene / acrylonitrile copolymer, if in the graft copolymerizations for the preparation of component A and also in the preparation of the additional, separately prepared component B from the same monomer mixture of styrene and acrylonitrile is assumed.
- the additional, separately manufactured component B can be obtained by the conventional methods.
- the copolymerization of the styrene and / or ⁇ -methylstyrene with the acrylonitrile can be carried out in bulk, solution, suspension or aqueous emulsion.
- Component B preferably has a viscosity number of 40 to 100, preferably 50 to 90, in particular 60 to 80. The viscosity number is determined in accordance with DIN 53 726, 0.5 g of material being dissolved in 100 ml of dimethylformamide.
- Components A and B and optionally C, D can be mixed in any desired manner by all known methods. If components A and B have been prepared, for example, by emulsion polymerization, it is possible to mix the polymer dispersions obtained with one another, to precipitate the polymers together thereupon and to work up the polymer mixture. However, components A and B are preferably mixed by extruding, kneading or rolling the components together, the components having, if necessary, been isolated beforehand from the solution or aqueous dispersion obtained in the polymerization.
- the products of the graft copolymerization (component A) obtained in aqueous dispersion can also only be partially dewatered and mixed with component B as a moist crumb are, the complete drying of the graft copolymers then taking place during the mixing.
- the molding compositions used in accordance with the invention for producing the flat wall elements according to the invention contain, in addition to components A and B, additional components C and / or D, and, if appropriate, further additives, as described below.
- Suitable polycarbonates C are known per se. They preferably have a molecular weight (weight average M w , determined by means of gel permeation chromatography in tetrahydrofuran against polystyrene standards) in the range from 10,000 to 60,000 g / mol. They can be obtained, for example, in accordance with the processes of DE-B-1 300 266 by interfacial polycondensation or in accordance with the process of DE-A-1 495 730 by reacting diphenyl carbonate with bisphenols.
- Preferred bisphenol is 2,2-di (4-hydroxyphenyl) propane, generally - as also hereinafter - referred to as bisphenol A.
- aromatic dihydroxy compounds can also be used, in particular 2,2-di (4-hydroxyphenyl) pentane, 2,6-dihydroxynaphthalene, 4,4'-dihydroxydiphenylsulfane, 4,4'-dihydroxydiphenyl ether, 4 , 4'-dihydroxydiphenyl sulfite, 4,4 , -dihydroxydiphenylmethane, l, l-di- (4-hydroxyphenyl) ethane, 4,4-dihydroxydiphenyl or dihydroxydiphenylcycloalkanes, preferably dihydroxydiphenylcyclohexanes or dihydroxylcyclopentanes, in particular l, l-bis (4- hydroxyphenyl) -3,3,5-trimethylcyclohexane and mixtures of the aforementioned dihydroxy compounds.
- Particularly preferred polycarbonates are those based on bisphenol A or bisphenol A together with up to 80 mol% of the aromatic dihydroxy
- Copolycarbonates according to US Pat. No. 3,737,409 can also be used; Of particular interest are copolycarbonates based on bisphenol A and di (3,5-dimemyl-dihydroxyphenyl) sulfone, which are characterized by a high heat resistance. It is also possible to use mixtures of different polycarbonates.
- the average molecular weights (weight average M w , determined by means of gel permeation chromatography in tetrahydrofuran against polystyrene standards) of the polycarbonates C are in the range from 10,000 to 64,000 g / mol. They are preferably in the range from 15,000 to 63,000, in particular in the range from 15,000 to 60,000 g / mol. This means that the polycarbonates C have relative solution viscosities in the range from 1.1 to 1.3, measured in 0.5% strength by weight solution in dichloromethane at 25 ° C., preferably from 1.15 to 1.33. The relative solution viscosities of the polycarbonates used preferably differ by no more than 0.05, in particular no more than 0.04.
- the polycarbonates C can be used both as regrind and in granular form.
- component C are present as component C in amounts of 0-50% by weight, preferably 10-40% by weight, based in each case on the total molding composition.
- the addition of polycarbonates leads, inter alia, to higher thermal stability and improved crack resistance of the molding compositions used in accordance with the invention for the production of the flat conversion elements according to the invention.
- the preferred thermoplastic molding compositions used according to the invention for producing the flat wall elements according to the invention contain 0 to 50% by weight, preferably 0 to 40% by weight, in particular 0 to 30% by weight of fibrous or particulate fillers or their fillers Mixtures, each based on the entire molding compound. These are preferably commercially available products.
- Reinforcing agents such as carbon fibers and glass fibers are usually used in amounts of 5-50% by weight, based on the total molding composition.
- the glass fibers used can be made of E, A or C glass and are preferably equipped with a size and an adhesion promoter. Their diameter is generally between 6 and 20 ⁇ m. Both continuous fibers (rovings) and chopped glass fibers (staples) with a length of 1-10 ⁇ m, preferably 3-6 ⁇ m, can be used.
- fillers or reinforcing materials such as glass balls, mineral fibers, whiskers, aluminum oxide fibers, mica, quartz powder and wollastonite can be added.
- metal flakes for example aluminum flakes from Transmet Corp.
- metal powder for example aluminum flakes from Transmet Corp.
- metal fibers for example nickel-coated glass fibers and other additives which shield electromagnetic waves
- metal flakes for example aluminum flakes from Transmet Corp.
- metal powder for example aluminum flakes from Transmet Corp.
- metal fibers for example nickel-coated glass fibers and other additives which shield electromagnetic waves
- metal flakes can be added to the molding compositions used in accordance with the invention for the production of the flat wall elements according to the invention.
- Aluminum flakes K 102 from Transmet
- EMI electro-magnetic interference
- They can also Masses are mixed with additional carbon fibers, carbon black, in particular conductivity carbon black, or nickel-coated carbon fibers.
- the molding compositions used according to the invention for the production of the flat wall elements according to the invention can furthermore contain further additives which are typical and customary for polycarbonates, SAN polymers and graft copolymers or mixtures thereof.
- additives are: dyes, pigments, colorants, antistatic agents, antioxidants, stabilizers for improving the thermostability, for increasing the light stability, for increasing the resistance to hydrolysis and the resistance to chemicals, agents against heat decomposition and in particular the lubricants / lubricants, which are useful for the production of moldings or moldings.
- These additional additives can be metered in at any stage of the manufacturing process, but preferably at an early stage in order to take advantage of the stabilizing effects (or other special effects) of the additive at an early stage.
- Heat stabilizers or oxidation retardants are usually metal halides (chlorides, bromides, iodides) which are derived from metals of group I of the periodic table of the elements (such as Li, Na, K, Cu).
- Suitable stabilizers are the usual hindered phenols, but also vitamin E or compounds with an analog structure.
- HALS stabilizers hindered amine light stabilizers
- benzophenones hindered amine light stabilizers
- resorcinols salicylates
- benzotriazoles and other compounds are also suitable (for example Irangox *, Tinuvin *, such as Tinuvin * 770 (HALS absorber, bis (2,2,6, 6-tetramethyl-4-piperidyl) sebazate) or Tinuvin P (UV absorber - (2H-benzotriazol-2-yl) -4-methylphenol), topanol).
- Tinuvin * such as Tinuvin * 770 (HALS absorber, bis (2,2,6, 6-tetramethyl-4-piperidyl) sebazate) or Tinuvin P (UV absorber - (2H-benzotriazol-2-yl) -4-methylphenol), topanol.
- Tinuvin * such
- Suitable lubricants and mold release agents are stearic acids, stearyl alcohol, stearic acid esters or generally higher fatty acids, their derivatives and corresponding fatty acid mixtures with 12-30 carbon atoms.
- the amounts of these additives are in the range of 0.05-1% by weight.
- Silicone oils, oligomeric isobutylene or similar substances are also suitable as additives, the usual amounts being 0.05-5% by weight.
- Pigments, dyes, color brighteners such as ultramarine blue, phthalocyanines, titanium dioxide, cadmium sulfides, derivatives of perylene tetracarboxylic acid can also be used.
- Processing aids and stabilizers such as UV stabilizers, lubricants and antistatic agents are usually used in amounts of 0.01-5% by weight, based on the total molding composition.
- thermoplastic molding compositions used for producing the flat wall elements according to the invention can be produced by methods known per se by mixing the components. It can be advantageous to premix individual components. Mixing the components in solution and removing the solvents is also possible.
- Suitable organic solvents are, for example, chlorobenzene, mixtures of chlorobenzene and methylene chloride or mixtures of chlorobenzene or aromatic hydrocarbons, e.g. Toluene.
- the solvent mixtures can be evaporated, for example, in evaporation extruders.
- the dry components for example, can be mixed by all known methods. However, the mixing is preferably carried out by extruding, kneading or rolling the components together, preferably at temperatures of 180-400 ° C., the components having, if necessary, been isolated beforehand from the solution obtained in the polymerization or from the aqueous dispersion.
- the components can be metered in together or separately / one after the other.
- the flat wall elements and fastening parts therefor according to the invention can be produced from the thermoplastic molding compositions used according to the known methods of thermoplastic processing.
- the production can be carried out by thermoforming, extrusion, injection molding, calendering, blow molding, pressing, press sintering, deep drawing or sintering, preferably by extrusion blowing.
- the flat wall elements and the fastening parts therefor have a macroscopic filler, preferably made of foamed polymer, which is at least partially coated on the surfaces with a thermoplastic molding composition according to the invention.
- a sandwich construction is also possible, in which a macroscopic filler, preferably made of foamed polymer, lies between two layers of thermoplastic molding compositions. Both surface coatings are formed from the thermoplastic molding compound.
- the flat wall elements according to the invention which can be produced from the thermoplastic molding compositions described are scratch-resistant, stable and chemically resistant to potassium and have a very good dimensional stability. They also have a low density and therefore a low weight.
- the wall elements according to the invention can be used both outdoors (outside buildings) and indoors (inside buildings). According to one embodiment of the invention, optionally colored using pigments or dyes, they can be used as privacy screens and room partitions. They can also be used for the outer walls of mobile or stationary buildings.
- the flat wall elements are moisture and chemical resistant and also have a very good dimensional stability when exposed to moisture and chemicals, they are particularly suitable for use in environments where they are exposed to moisture and / or chemicals.
- the wall elements according to the invention can preferably be used in the sanitary area, in swimming pools and pools, steam baths and in saunas.
- flat wall elements made of molding compounds that contain polycarbonates as component C are very heat-resistant and resistant to sustained heat. By adding the polycarbonate as component C, the heat resistance and impact resistance of the flat wall elements is further improved.
- These flat wall elements also have a balanced toughness and rigidity and good dimensional stability as well as excellent resistance to heat aging and a high resistance to yellowing under thermal stress and exposure to UV radiation.
- Flat wall elements made of molding compounds that contain components A and B have excellent surface properties that can be obtained without further surface treatment.
- the appearance of the finished surfaces of the flat wall elements can be modified by suitable modification of the rubber morphology, for example in order to achieve glossy or matt surface designs.
- the flat wall elements show very little graying or yellowing effect when exposed to weather and UV radiation, so that the surface properties are retained.
- Further advantageous properties of the flat wall elements are the high weather stability, good thermal resistance, high yellowing resistance under UV radiation and thermal stress, good stress crack resistance, especially when exposed to chemicals, and good anti-electrostatic behavior. They also have a high level of color stability, for example due to their excellent resistance to yellowing and embrittlement.
- the wall elements according to the invention made of the thermoplastic molding compositions used according to the invention show no significant loss of toughness or impact strength at low temperatures or after prolonged exposure to heat, which loss is retained even when exposed to UV rays.
- the tensile strength is also retained. They also show a balanced relationship between rigidity and toughness.
- thermoplastic molding materials already used to produce the flat wall elements according to the invention are very suitable for reuse.
- the proportion of reused (recycled) molding compound can be high.
- the relevant material properties such as flowability, Vicat softening temperature and impact resistance of the molding compositions and the flat wall elements according to the invention produced therefrom did not change significantly. Similar results were obtained when the weather resistance was examined.
- Butyl acrylate polymers had a solids content of 40%.
- the average particle size (weight average of the latex) was found to be 288 nm.
- Butyl acrylate polymers had a solids content of 40%.
- the mean particle size (weight average) of the latex was found to be 410 nm.
- (a2) 150 parts of the polybutyl acrylate latex obtained according to (a1) were mixed with 20 parts of styrene and 60 parts of water and heated with stirring after the addition of a further 0.03 part of potassium persulfate and 0.05 part of lauroyl peroxide to 65 ° C. for 3 hours.
- the dispersion obtained in this graft copolymerization was then polymerized with 20 parts of a mixture of styrene and acrylonitrile in a ratio of 75:25 for a further 4 hours.
- the reaction product was then precipitated from the dispersion using a calcium chloride solution at 95 ° C., separated off, washed with water and dried in a warm air stream.
- the degree of grafting of the graft copolymer was determined to be 35%, and the average particle size of the latex particles was 490 nm.
- a monomer mixture of styrene and acrylonitrile was polymerized in solution under customary conditions.
- the styrene / acrylonitrile copolymer obtained had an acrylonitrile content of 35% by weight, based on the copolymer, and a viscosity number of 80 ml / g.
- Example 7
- a monomer mixture of styrene and acrylonitrile was polymerized in solution under customary conditions.
- the styrene / acrylonitrile copolymer obtained had an acrylonitrile content of 35% by weight, based on the copolymer, and a viscosity number of 60 ml / g.
- a monomer mixture of styrene and acrylonitrile was polymerized in solution under customary conditions.
- the styrene / acrylonitrile copolymer obtained had an acrylonitrile content of 27% by weight, based on the copolymer, and a viscosity number of 80 ml / g.
- the graft rubber content was 29% by weight, based on the total weight of the finished polymer. Comparative Example 2
- a vinyl chloride polymer which had been polymerized in suspension and had a k value of 61 was used as a further molding compound for comparison purposes.
- the k value was determined as described in DIN 53 726.
- the stated amounts of the corresponding polymers (A) and (B) or of the comparative compositions are mixed in a screw extruder at a temperature of 200 ° C. to 230 ° C. From the molding compositions formed in this way, flat wall elements with a size of 80 cm ⁇ 100 cm and a thickness of 0.1-1.5 cm were produced by plate extrusion in a first step and plate extrusion and deep-drawing in a second step.
- the density of the molding compositions was determined by the method described in DIN 53479.
- test specimens with the dimensions 2 x 15 x 80 mm were produced in accordance with the conditions specified in DIN standard 16777, based on ISO 4599, the moldings were immersed in the corresponding chemical exposed to constant deformation for 24 hours.
- test specimens were kept in air under the bend. Different bending radii from infinity to 50 mm were set. Following the constant deformation, bending impact tests were carried out on the test specimens and changes were measured. The following results were obtained for film mass I and for comparison mass I:
- the ASA molding composition according to the invention is clearly superior to ABS.
- Spitacid ® contains: 46 g ethanol (96%) 27 g isopropanol (100%) 1 g benzyl alcohol
- Meliseptol ® contains in 100 g: 50 g 1-propanol
- Lysoformin ® contains in 100 g: 16.8 g formaldehyde DAB 8
- the molding composition I according to the invention has better resistance to disinfectants and chemicals than comparison molding composition I.
- molding compound I and comparative compound I were subjected to the Xenon test 450 in accordance with DIN 53387, method 2. throw.
- Ultra-Scan from the manufacturer Hunter LAB was used as the light source.
- Test specimens were injection molded at 250 ° C plastic temperature and 60 ° C mold temperature as in Example 9.
- the molding composition additionally contained 4% by weight of TiO 2
- the molding composition additionally contained 4% by weight of TiO 2 , based on the total weight of components A and B.
- the molding composition additionally contained 4% by weight of TiO 2 and 0.5% by weight of a HALS stabilizer (Tinuvin 770, sold by CIBA AG) and 0.5% by weight of a UV absorber (Tinuvin * P der CIBA AG)
- a HALS stabilizer Tetrachloride
- a UV absorber Teuvin * P der CIBA AG
- the wall elements according to the invention have a far superior chemical resistance and a far superior resistance to yellowing and graying (light resistance) compared to known wall elements.
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Wood Science & Technology (AREA)
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Abstract
Description
Claims
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19630118 | 1996-07-25 | ||
DE19630118A DE19630118A1 (de) | 1996-07-25 | 1996-07-25 | Flächige Wandelemente |
PCT/EP1997/004034 WO1998004633A2 (de) | 1996-07-25 | 1997-07-24 | Flächige wandelelemente |
Publications (1)
Publication Number | Publication Date |
---|---|
EP0914384A2 true EP0914384A2 (de) | 1999-05-12 |
Family
ID=7800877
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP97935546A Withdrawn EP0914384A2 (de) | 1996-07-25 | 1997-07-24 | Flächige wandelelemente |
Country Status (5)
Country | Link |
---|---|
US (1) | US6197872B1 (de) |
EP (1) | EP0914384A2 (de) |
KR (1) | KR20000029520A (de) |
DE (1) | DE19630118A1 (de) |
WO (1) | WO1998004633A2 (de) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19846202A1 (de) * | 1998-10-07 | 2000-04-13 | Basf Ag | Formkörper für den Bausektor im Innenbereich |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4174358A (en) * | 1975-05-23 | 1979-11-13 | E. I. Du Pont De Nemours And Company | Tough thermoplastic nylon compositions |
DE3403576A1 (de) * | 1984-02-02 | 1985-08-08 | Basf Ag, 6700 Ludwigshafen | Elastomere thermoplastische formmassen und deren herstellung |
DE3742768A1 (de) * | 1987-12-17 | 1989-06-29 | Basf Ag | Halogenfreie flammfeste formmassen, verfahren zur herstellung und ihre verwendung |
DE3801537A1 (de) * | 1988-01-20 | 1989-07-27 | Bayer Ag | Mit silikon-pfropfkautschuken modifizierte, schlagzaehe polyamidformmassen |
DE4011162A1 (de) * | 1990-04-06 | 1991-10-10 | Basf Ag | Thermoplastische formmasse |
US5369154A (en) * | 1990-04-12 | 1994-11-29 | The Dow Chemical Company | Polycarbonate/aromatic polyester blends containing an olefinic modifier |
US5321056A (en) * | 1992-06-19 | 1994-06-14 | Rohm And Haas Company | Amorphous, aromatic polyester containing impact modifier |
JP3372298B2 (ja) * | 1993-06-10 | 2003-01-27 | 鐘淵化学工業株式会社 | 改質ポリオレフィン系樹脂組成物およびそれを含有してなるポリオレフィン系樹脂組成物 |
DE4342048A1 (de) * | 1993-12-09 | 1995-06-14 | Basf Ag | Dreistufige Pfropfcopolymerisate und solche enthaltende thermoplastische Formmassen mit hoher Zähigkeit |
US5451624A (en) * | 1994-02-15 | 1995-09-19 | Rohm And Haas Company | Stabilized modifier and impact modified thermoplastics |
US5569700A (en) * | 1994-04-04 | 1996-10-29 | Mitsubishi Gas Chemical Company, Inc. | Thermoplastic resin composition for profile extrusion |
-
1996
- 1996-07-25 DE DE19630118A patent/DE19630118A1/de not_active Withdrawn
-
1997
- 1997-07-24 KR KR1019997000570A patent/KR20000029520A/ko not_active Application Discontinuation
- 1997-07-24 EP EP97935546A patent/EP0914384A2/de not_active Withdrawn
- 1997-07-24 WO PCT/EP1997/004034 patent/WO1998004633A2/de not_active Application Discontinuation
- 1997-07-24 US US09/230,348 patent/US6197872B1/en not_active Expired - Fee Related
Non-Patent Citations (1)
Title |
---|
See references of WO9804633A2 * |
Also Published As
Publication number | Publication date |
---|---|
DE19630118A1 (de) | 1998-01-29 |
KR20000029520A (ko) | 2000-05-25 |
WO1998004633A3 (de) | 1998-03-05 |
WO1998004633A2 (de) | 1998-02-05 |
US6197872B1 (en) | 2001-03-06 |
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