NO135669B - - Google Patents
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- Publication number
- NO135669B NO135669B NO467272A NO467272A NO135669B NO 135669 B NO135669 B NO 135669B NO 467272 A NO467272 A NO 467272A NO 467272 A NO467272 A NO 467272A NO 135669 B NO135669 B NO 135669B
- Authority
- NO
- Norway
- Prior art keywords
- phosphite
- cadmium
- weight
- carbon atoms
- cerium
- Prior art date
Links
- 239000002253 acid Substances 0.000 claims description 28
- 229920000515 polycarbonate Polymers 0.000 claims description 23
- 239000004417 polycarbonate Substances 0.000 claims description 23
- 229910052793 cadmium Inorganic materials 0.000 claims description 19
- BDOSMKKIYDKNTQ-UHFFFAOYSA-N cadmium atom Chemical compound [Cd] BDOSMKKIYDKNTQ-UHFFFAOYSA-N 0.000 claims description 19
- 239000004033 plastic Substances 0.000 claims description 17
- 239000003063 flame retardant Substances 0.000 claims description 16
- 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 claims description 13
- 239000003381 stabilizer Substances 0.000 claims description 12
- 125000004432 carbon atom Chemical group C* 0.000 claims description 10
- 229920000642 polymer Polymers 0.000 claims description 10
- OJMIONKXNSYLSR-UHFFFAOYSA-N phosphorous acid Chemical compound OP(O)O OJMIONKXNSYLSR-UHFFFAOYSA-N 0.000 claims description 9
- 150000000703 Cerium Chemical class 0.000 claims description 8
- 125000000217 alkyl group Chemical group 0.000 claims description 8
- 125000003118 aryl group Chemical group 0.000 claims description 7
- 150000002367 halogens Chemical class 0.000 claims description 6
- 125000004435 hydrogen atom Chemical group [H]* 0.000 claims description 6
- 150000003839 salts Chemical class 0.000 claims description 6
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 claims description 4
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 claims description 3
- GLOQRSIADGSLRX-UHFFFAOYSA-N decyl diphenyl phosphite Chemical compound C=1C=CC=CC=1OP(OCCCCCCCCCC)OC1=CC=CC=C1 GLOQRSIADGSLRX-UHFFFAOYSA-N 0.000 claims description 3
- KUMNEOGIHFCNQW-UHFFFAOYSA-N diphenyl phosphite Chemical group C=1C=CC=CC=1OP([O-])OC1=CC=CC=C1 KUMNEOGIHFCNQW-UHFFFAOYSA-N 0.000 claims description 3
- 229910052736 halogen Inorganic materials 0.000 claims description 3
- OBETXYAYXDNJHR-SSDOTTSWSA-M (2r)-2-ethylhexanoate Chemical compound CCCC[C@@H](CC)C([O-])=O OBETXYAYXDNJHR-SSDOTTSWSA-M 0.000 claims description 2
- OBETXYAYXDNJHR-UHFFFAOYSA-N alpha-ethylcaproic acid Natural products CCCCC(CC)C(O)=O OBETXYAYXDNJHR-UHFFFAOYSA-N 0.000 claims description 2
- -1 carbonyl halides Chemical class 0.000 description 17
- 239000000203 mixture Substances 0.000 description 14
- IISBACLAFKSPIT-UHFFFAOYSA-N bisphenol A Chemical class C=1C=C(O)C=CC=1C(C)(C)C1=CC=C(O)C=C1 IISBACLAFKSPIT-UHFFFAOYSA-N 0.000 description 10
- WQGWDDDVZFFDIG-UHFFFAOYSA-N pyrogallol Chemical class OC1=CC=CC(O)=C1O WQGWDDDVZFFDIG-UHFFFAOYSA-N 0.000 description 9
- 238000004519 manufacturing process Methods 0.000 description 8
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 6
- 239000001294 propane Substances 0.000 description 6
- HVLLSGMXQDNUAL-UHFFFAOYSA-N triphenyl phosphite Chemical compound C=1C=CC=CC=1OP(OC=1C=CC=CC=1)OC1=CC=CC=C1 HVLLSGMXQDNUAL-UHFFFAOYSA-N 0.000 description 6
- 239000000654 additive Substances 0.000 description 5
- 229940106691 bisphenol a Drugs 0.000 description 5
- 230000015556 catabolic process Effects 0.000 description 5
- 238000006731 degradation reaction Methods 0.000 description 5
- YGYAWVDWMABLBF-UHFFFAOYSA-N Phosgene Chemical compound ClC(Cl)=O YGYAWVDWMABLBF-UHFFFAOYSA-N 0.000 description 4
- 150000007513 acids Chemical class 0.000 description 4
- 125000002252 acyl group Chemical group 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 4
- 125000000484 butyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 4
- AQSJGOWTSHOLKH-UHFFFAOYSA-N phosphite(3-) Chemical class [O-]P([O-])[O-] AQSJGOWTSHOLKH-UHFFFAOYSA-N 0.000 description 4
- 229920001169 thermoplastic Polymers 0.000 description 4
- 239000004416 thermosoftening plastic Substances 0.000 description 4
- VEORPZCZECFIRK-UHFFFAOYSA-N 3,3',5,5'-tetrabromobisphenol A Chemical compound C=1C(Br)=C(O)C(Br)=CC=1C(C)(C)C1=CC(Br)=C(O)C(Br)=C1 VEORPZCZECFIRK-UHFFFAOYSA-N 0.000 description 3
- 229910052684 Cerium Inorganic materials 0.000 description 3
- ZMANZCXQSJIPKH-UHFFFAOYSA-N Triethylamine Chemical compound CCN(CC)CC ZMANZCXQSJIPKH-UHFFFAOYSA-N 0.000 description 3
- 230000000996 additive effect Effects 0.000 description 3
- GWXLDORMOJMVQZ-UHFFFAOYSA-N cerium Chemical compound [Ce] GWXLDORMOJMVQZ-UHFFFAOYSA-N 0.000 description 3
- 150000002989 phenols Chemical class 0.000 description 3
- 239000007858 starting material Substances 0.000 description 3
- WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical group [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 description 2
- JUJWROOIHBZHMG-UHFFFAOYSA-N Pyridine Chemical compound C1=CC=NC=C1 JUJWROOIHBZHMG-UHFFFAOYSA-N 0.000 description 2
- KYPYTERUKNKOLP-UHFFFAOYSA-N Tetrachlorobisphenol A Chemical compound C=1C(Cl)=C(O)C(Cl)=CC=1C(C)(C)C1=CC(Cl)=C(O)C(Cl)=C1 KYPYTERUKNKOLP-UHFFFAOYSA-N 0.000 description 2
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 2
- 239000000370 acceptor Substances 0.000 description 2
- 125000002877 alkyl aryl group Chemical group 0.000 description 2
- 125000003710 aryl alkyl group Chemical group 0.000 description 2
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 description 2
- 229910001861 calcium hydroxide Inorganic materials 0.000 description 2
- 239000000920 calcium hydroxide Substances 0.000 description 2
- 239000003054 catalyst Substances 0.000 description 2
- GGVUYAXGAOIFIC-UHFFFAOYSA-K cerium(3+);2-ethylhexanoate Chemical compound [Ce+3].CCCCC(CC)C([O-])=O.CCCCC(CC)C([O-])=O.CCCCC(CC)C([O-])=O GGVUYAXGAOIFIC-UHFFFAOYSA-K 0.000 description 2
- 229920001577 copolymer Polymers 0.000 description 2
- 125000000753 cycloalkyl group Chemical group 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N phenol group Chemical group C1(=CC=CC=C1)O ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 2
- 239000000049 pigment Substances 0.000 description 2
- 239000012429 reaction media Substances 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- PFWVNWPDTPFDTR-UHFFFAOYSA-N (2,3-dipropylphenyl) dihydrogen phosphite Chemical compound CCCC1=CC=CC(OP(O)O)=C1CCC PFWVNWPDTPFDTR-UHFFFAOYSA-N 0.000 description 1
- RMSGQZDGSZOJMU-UHFFFAOYSA-N 1-butyl-2-phenylbenzene Chemical group CCCCC1=CC=CC=C1C1=CC=CC=C1 RMSGQZDGSZOJMU-UHFFFAOYSA-N 0.000 description 1
- GMKFVAQTCWISMX-UHFFFAOYSA-N 12,12-diphenyldodecyl dihydrogen phosphite Chemical compound C=1C=CC=CC=1C(CCCCCCCCCCCOP(O)O)C1=CC=CC=C1 GMKFVAQTCWISMX-UHFFFAOYSA-N 0.000 description 1
- VPWNQTHUCYMVMZ-UHFFFAOYSA-N 4,4'-sulfonyldiphenol Chemical class C1=CC(O)=CC=C1S(=O)(=O)C1=CC=C(O)C=C1 VPWNQTHUCYMVMZ-UHFFFAOYSA-N 0.000 description 1
- UQRONKZLYKUEMO-UHFFFAOYSA-N 4-methyl-1-(2,4,6-trimethylphenyl)pent-4-en-2-one Chemical group CC(=C)CC(=O)Cc1c(C)cc(C)cc1C UQRONKZLYKUEMO-UHFFFAOYSA-N 0.000 description 1
- QHPQWRBYOIRBIT-UHFFFAOYSA-N 4-tert-butylphenol Chemical compound CC(C)(C)C1=CC=C(O)C=C1 QHPQWRBYOIRBIT-UHFFFAOYSA-N 0.000 description 1
- KGCRWYSPAAYQJH-UHFFFAOYSA-N 8,8-bis(2-tert-butylphenyl)octyl dihydrogen phosphite Chemical compound CC(C)(C)C1=CC=CC=C1C(CCCCCCCOP(O)O)C1=CC=CC=C1C(C)(C)C KGCRWYSPAAYQJH-UHFFFAOYSA-N 0.000 description 1
- 229930185605 Bisphenol Natural products 0.000 description 1
- AKNLVLZRPVUJMZ-UHFFFAOYSA-K C(CCCCCCCCCCCCCCC)(=O)[O-].[Ce+3].C(CCCCCCCCCCCCCCC)(=O)[O-].C(CCCCCCCCCCCCCCC)(=O)[O-] Chemical compound C(CCCCCCCCCCCCCCC)(=O)[O-].[Ce+3].C(CCCCCCCCCCCCCCC)(=O)[O-].C(CCCCCCCCCCCCCCC)(=O)[O-] AKNLVLZRPVUJMZ-UHFFFAOYSA-K 0.000 description 1
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- YNPNZTXNASCQKK-UHFFFAOYSA-N Phenanthrene Natural products C1=CC=C2C3=CC=CC=C3C=CC2=C1 YNPNZTXNASCQKK-UHFFFAOYSA-N 0.000 description 1
- DGEZNRSVGBDHLK-UHFFFAOYSA-N [1,10]phenanthroline Chemical compound C1=CN=C2C3=NC=CC=C3C=CC2=C1 DGEZNRSVGBDHLK-UHFFFAOYSA-N 0.000 description 1
- 125000001204 arachidyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 150000001491 aromatic compounds Chemical class 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 125000001797 benzyl group Chemical group [H]C1=C([H])C([H])=C(C([H])=C1[H])C([H])([H])* 0.000 description 1
- GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Substances BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 description 1
- 229910052794 bromium Inorganic materials 0.000 description 1
- BCVGUZXXKRKHNS-UHFFFAOYSA-K butanoate cerium(3+) Chemical compound [Ce+3].CCCC([O-])=O.CCCC([O-])=O.CCCC([O-])=O BCVGUZXXKRKHNS-UHFFFAOYSA-K 0.000 description 1
- RXROCZREIWVERD-UHFFFAOYSA-L cadmium(2+);2-ethylhexanoate Chemical compound [Cd+2].CCCCC(CC)C([O-])=O.CCCCC(CC)C([O-])=O RXROCZREIWVERD-UHFFFAOYSA-L 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 150000004649 carbonic acid derivatives Chemical class 0.000 description 1
- YXJBOXIWJYSDHZ-UHFFFAOYSA-K cerium(3+);decanoate Chemical compound [Ce+3].CCCCCCCCCC([O-])=O.CCCCCCCCCC([O-])=O.CCCCCCCCCC([O-])=O YXJBOXIWJYSDHZ-UHFFFAOYSA-K 0.000 description 1
- WWLPQKCJNXAEFE-UHFFFAOYSA-K cerium(3+);dodecanoate Chemical compound [Ce+3].CCCCCCCCCCCC([O-])=O.CCCCCCCCCCCC([O-])=O.CCCCCCCCCCCC([O-])=O WWLPQKCJNXAEFE-UHFFFAOYSA-K 0.000 description 1
- BTVVNGIPFPKDHO-UHFFFAOYSA-K cerium(3+);octadecanoate Chemical compound [Ce+3].CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O BTVVNGIPFPKDHO-UHFFFAOYSA-K 0.000 description 1
- ZZDXWFSIHDBOLS-UHFFFAOYSA-K cerium(3+);octanoate Chemical compound [Ce+3].CCCCCCCC([O-])=O.CCCCCCCC([O-])=O.CCCCCCCC([O-])=O ZZDXWFSIHDBOLS-UHFFFAOYSA-K 0.000 description 1
- VGBWDOLBWVJTRZ-UHFFFAOYSA-K cerium(3+);triacetate Chemical compound [Ce+3].CC([O-])=O.CC([O-])=O.CC([O-])=O VGBWDOLBWVJTRZ-UHFFFAOYSA-K 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 239000000460 chlorine Substances 0.000 description 1
- NPTQTLMUAAVGNU-UHFFFAOYSA-N decyl 2-ethylhexanoate Chemical compound CCCCCCCCCCOC(=O)C(CC)CCCC NPTQTLMUAAVGNU-UHFFFAOYSA-N 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000002845 discoloration Methods 0.000 description 1
- 239000000975 dye Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 125000000524 functional group Chemical group 0.000 description 1
- 125000004051 hexyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
- 229920001519 homopolymer Polymers 0.000 description 1
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 1
- 125000001449 isopropyl group Chemical group [H]C([H])([H])C([H])(*)C([H])([H])[H] 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 1
- 125000000740 n-pentyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
- 125000001400 nonyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 125000003261 o-tolyl group Chemical group [H]C1=C([H])C(*)=C(C([H])=C1[H])C([H])([H])[H] 0.000 description 1
- 239000008188 pellet Substances 0.000 description 1
- 238000005191 phase separation Methods 0.000 description 1
- HUIWSKQHNYPORT-UHFFFAOYSA-N phenyl 2-ethylhexanoate Chemical compound CCCCC(CC)C(=O)OC1=CC=CC=C1 HUIWSKQHNYPORT-UHFFFAOYSA-N 0.000 description 1
- 125000000286 phenylethyl group Chemical group [H]C1=C([H])C([H])=C(C([H])=C1[H])C([H])([H])C([H])([H])* 0.000 description 1
- 229920005668 polycarbonate resin Polymers 0.000 description 1
- 239000004431 polycarbonate resin Substances 0.000 description 1
- 229920002959 polymer blend Polymers 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 125000001436 propyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- UMJSCPRVCHMLSP-UHFFFAOYSA-N pyridine Natural products COC1=CC=CN=C1 UMJSCPRVCHMLSP-UHFFFAOYSA-N 0.000 description 1
- 239000000376 reactant Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 239000012815 thermoplastic material Substances 0.000 description 1
- 239000004408 titanium dioxide Substances 0.000 description 1
- BDZBKCUKTQZUTL-UHFFFAOYSA-N triethyl phosphite Chemical compound CCOP(OCC)OCC BDZBKCUKTQZUTL-UHFFFAOYSA-N 0.000 description 1
- WGKLOLBTFWFKOD-UHFFFAOYSA-N tris(2-nonylphenyl) phosphite Chemical compound CCCCCCCCCC1=CC=CC=C1OP(OC=1C(=CC=CC=1)CCCCCCCCC)OC1=CC=CC=C1CCCCCCCCC WGKLOLBTFWFKOD-UHFFFAOYSA-N 0.000 description 1
- 125000005023 xylyl group Chemical group 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/04—Oxygen-containing compounds
- C08K5/09—Carboxylic acids; Metal salts thereof; Anhydrides thereof
- C08K5/098—Metal salts of carboxylic acids
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/49—Phosphorus-containing compounds
- C08K5/51—Phosphorus bound to oxygen
- C08K5/52—Phosphorus bound to oxygen only
- C08K5/524—Esters of phosphorous acids, e.g. of H3PO3
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Polyesters Or Polycarbonates (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US21513672A | 1972-01-03 | 1972-01-03 | |
| US26256572A | 1972-06-14 | 1972-06-14 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| NO135669B true NO135669B (enrdf_load_html_response) | 1977-01-31 |
| NO135669C NO135669C (enrdf_load_html_response) | 1977-05-11 |
Family
ID=26909743
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO467272A NO135669C (enrdf_load_html_response) | 1972-01-03 | 1972-12-19 |
Country Status (10)
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU1927276A (en) * | 1975-12-29 | 1978-05-11 | Gen Electric | Polycarbonate composition |
| IN146002B (enrdf_load_html_response) * | 1976-03-22 | 1979-02-03 | Gen Electric | |
| NL8300064A (nl) * | 1983-01-10 | 1984-08-01 | Stamicarbon | Gestabiliseerde polymeercompositie. |
-
1972
- 1972-12-19 NO NO467272A patent/NO135669C/no unknown
- 1972-12-28 JP JP457473A patent/JPS5625948B2/ja not_active Expired
- 1972-12-28 AR AR24589372A patent/AR194152A1/es active
- 1972-12-28 AU AU50560/72A patent/AU459320B2/en not_active Expired
- 1972-12-29 FR FR7246832A patent/FR2166383B1/fr not_active Expired
- 1972-12-29 IT IT3383972A patent/IT973135B/it active
- 1972-12-30 DE DE19722264261 patent/DE2264261A1/de not_active Withdrawn
-
1973
- 1973-01-01 GB GB8473A patent/GB1383713A/en not_active Expired
- 1973-01-02 NL NL7300033A patent/NL7300033A/xx unknown
- 1973-01-03 DK DK2373A patent/DK132331C/da active
Also Published As
| Publication number | Publication date |
|---|---|
| NL7300033A (enrdf_load_html_response) | 1973-07-05 |
| FR2166383A1 (enrdf_load_html_response) | 1973-08-17 |
| AU5056072A (en) | 1974-07-04 |
| AR194152A1 (es) | 1973-06-22 |
| AU459320B2 (en) | 1975-03-03 |
| DK132331C (da) | 1976-04-26 |
| FR2166383B1 (enrdf_load_html_response) | 1977-02-25 |
| IT973135B (it) | 1974-06-10 |
| NO135669C (enrdf_load_html_response) | 1977-05-11 |
| DK132331B (da) | 1975-11-24 |
| GB1383713A (en) | 1974-02-12 |
| DE2264261A1 (de) | 1973-07-12 |
| JPS4879248A (enrdf_load_html_response) | 1973-10-24 |
| JPS5625948B2 (enrdf_load_html_response) | 1981-06-16 |
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| US4327015A (en) | Flame resistant, transparent polycarbonates comprising bisulfite adducts |