NO317956B1 - Fremgangsmate for a hindre polymerisasjon under destillasjon av vinylaromater - Google Patents
Fremgangsmate for a hindre polymerisasjon under destillasjon av vinylaromater Download PDFInfo
- Publication number
- NO317956B1 NO317956B1 NO19984283A NO984283A NO317956B1 NO 317956 B1 NO317956 B1 NO 317956B1 NO 19984283 A NO19984283 A NO 19984283A NO 984283 A NO984283 A NO 984283A NO 317956 B1 NO317956 B1 NO 317956B1
- Authority
- NO
- Norway
- Prior art keywords
- compound
- vinyl aromatic
- compounds
- nitroso
- aromatic compound
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims description 27
- 229920002554 vinyl polymer Polymers 0.000 title claims description 27
- 238000006116 polymerization reaction Methods 0.000 title claims description 18
- 238000004821 distillation Methods 0.000 title claims description 12
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 title 1
- -1 vinyl aromatic compound Chemical class 0.000 claims description 35
- 150000001875 compounds Chemical class 0.000 claims description 26
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 claims description 20
- 239000000203 mixture Substances 0.000 claims description 18
- 239000003112 inhibitor Substances 0.000 claims description 16
- 150000001412 amines Chemical class 0.000 claims description 14
- 150000002832 nitroso derivatives Chemical class 0.000 claims description 13
- 239000007795 chemical reaction product Substances 0.000 claims description 11
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 claims description 10
- 229910017604 nitric acid Inorganic materials 0.000 claims description 10
- 229910052739 hydrogen Inorganic materials 0.000 claims description 9
- 239000001257 hydrogen Substances 0.000 claims description 9
- 125000000217 alkyl group Chemical group 0.000 claims description 8
- 125000004432 carbon atom Chemical group C* 0.000 claims description 7
- 230000002401 inhibitory effect Effects 0.000 claims description 7
- MYRTYDVEIRVNKP-UHFFFAOYSA-N 1,2-Divinylbenzene Chemical compound C=CC1=CC=CC=C1C=C MYRTYDVEIRVNKP-UHFFFAOYSA-N 0.000 claims description 4
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 4
- DRSHXJFUUPIBHX-UHFFFAOYSA-N COc1ccc(cc1)N1N=CC2C=NC(Nc3cc(OC)c(OC)c(OCCCN4CCN(C)CC4)c3)=NC12 Chemical compound COc1ccc(cc1)N1N=CC2C=NC(Nc3cc(OC)c(OC)c(OCCCN4CCN(C)CC4)c3)=NC12 DRSHXJFUUPIBHX-UHFFFAOYSA-N 0.000 claims description 3
- 125000000484 butyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 claims description 3
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 claims description 3
- 125000004435 hydrogen atom Chemical group [H]* 0.000 claims description 3
- 125000001972 isopentyl group Chemical group [H]C([H])([H])C([H])(C([H])([H])[H])C([H])([H])C([H])([H])* 0.000 claims description 3
- 125000001449 isopropyl group Chemical group [H]C([H])([H])C([H])(*)C([H])([H])[H] 0.000 claims description 3
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 claims description 3
- 125000001147 pentyl group Chemical group C(CCCC)* 0.000 claims description 3
- 125000001436 propyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])[H] 0.000 claims description 3
- 125000002914 sec-butyl group Chemical group [H]C([H])([H])C([H])([H])C([H])(*)C([H])([H])[H] 0.000 claims description 3
- IGGDKDTUCAWDAN-UHFFFAOYSA-N 1-vinylnaphthalene Chemical compound C1=CC=C2C(C=C)=CC=CC2=C1 IGGDKDTUCAWDAN-UHFFFAOYSA-N 0.000 claims description 2
- OBTZDIRUQWFRFZ-UHFFFAOYSA-N 2-(5-methylfuran-2-yl)-n-(4-methylphenyl)quinoline-4-carboxamide Chemical compound O1C(C)=CC=C1C1=CC(C(=O)NC=2C=CC(C)=CC=2)=C(C=CC=C2)C2=N1 OBTZDIRUQWFRFZ-UHFFFAOYSA-N 0.000 claims description 2
- 229920001447 polyvinyl benzene Polymers 0.000 claims description 2
- HJWLCRVIBGQPNF-UHFFFAOYSA-N prop-2-enylbenzene Chemical compound C=CCC1=CC=CC=C1 HJWLCRVIBGQPNF-UHFFFAOYSA-N 0.000 claims description 2
- 150000002431 hydrogen Chemical class 0.000 claims 2
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 6
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 6
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 6
- JSTCPNFNKICNNO-UHFFFAOYSA-N 4-nitrosophenol Chemical class OC1=CC=C(N=O)C=C1 JSTCPNFNKICNNO-UHFFFAOYSA-N 0.000 description 4
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 4
- YNQLUTRBYVCPMQ-UHFFFAOYSA-N Ethylbenzene Chemical compound CCC1=CC=CC=C1 YNQLUTRBYVCPMQ-UHFFFAOYSA-N 0.000 description 4
- LPXPTNMVRIOKMN-UHFFFAOYSA-M sodium nitrite Chemical compound [Na+].[O-]N=O LPXPTNMVRIOKMN-UHFFFAOYSA-M 0.000 description 4
- 239000002904 solvent Substances 0.000 description 4
- OWZPCEFYPSAJFR-UHFFFAOYSA-N 2-(butan-2-yl)-4,6-dinitrophenol Chemical compound CCC(C)C1=CC([N+]([O-])=O)=CC([N+]([O-])=O)=C1O OWZPCEFYPSAJFR-UHFFFAOYSA-N 0.000 description 3
- UBUCNCOMADRQHX-UHFFFAOYSA-N N-Nitrosodiphenylamine Chemical compound C=1C=CC=CC=1N(N=O)C1=CC=CC=C1 UBUCNCOMADRQHX-UHFFFAOYSA-N 0.000 description 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- XESZUVZBAMCAEJ-UHFFFAOYSA-N 4-tert-butylcatechol Chemical compound CC(C)(C)C1=CC=C(O)C(O)=C1 XESZUVZBAMCAEJ-UHFFFAOYSA-N 0.000 description 2
- 239000004793 Polystyrene Substances 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- YCIMNLLNPGFGHC-UHFFFAOYSA-N catechol Chemical compound OC1=CC=CC=C1O YCIMNLLNPGFGHC-UHFFFAOYSA-N 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- DAHPIMYBWVSMKQ-UHFFFAOYSA-N n-hydroxy-n-phenylnitrous amide Chemical compound O=NN(O)C1=CC=CC=C1 DAHPIMYBWVSMKQ-UHFFFAOYSA-N 0.000 description 2
- 150000004986 phenylenediamines Chemical class 0.000 description 2
- 229920002223 polystyrene Polymers 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 235000010288 sodium nitrite Nutrition 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- CTXXHKZEKDXFFZ-UHFFFAOYSA-N 1-n,4-n-di(pentan-3-yl)benzene-1,4-diamine Chemical compound CCC(CC)NC1=CC=C(NC(CC)CC)C=C1 CTXXHKZEKDXFFZ-UHFFFAOYSA-N 0.000 description 1
- VUZNLSBZRVZGIK-UHFFFAOYSA-N 2,2,6,6-Tetramethyl-1-piperidinol Chemical compound CC1(C)CCCC(C)(C)N1O VUZNLSBZRVZGIK-UHFFFAOYSA-N 0.000 description 1
- HOYRZHJJAHRMLL-UHFFFAOYSA-N 2,6-dinitro-p-cresol Chemical compound CC1=CC([N+]([O-])=O)=C(O)C([N+]([O-])=O)=C1 HOYRZHJJAHRMLL-UHFFFAOYSA-N 0.000 description 1
- VMZVBRIIHDRYGK-UHFFFAOYSA-N 2,6-ditert-butyl-4-[(dimethylamino)methyl]phenol Chemical compound CN(C)CC1=CC(C(C)(C)C)=C(O)C(C(C)(C)C)=C1 VMZVBRIIHDRYGK-UHFFFAOYSA-N 0.000 description 1
- SEEZWGFVHCMHJF-UHFFFAOYSA-N 2-nitrosophenol Chemical class OC1=CC=CC=C1N=O SEEZWGFVHCMHJF-UHFFFAOYSA-N 0.000 description 1
- ZXVONLUNISGICL-UHFFFAOYSA-N 4,6-dinitro-o-cresol Chemical compound CC1=CC([N+]([O-])=O)=CC([N+]([O-])=O)=C1O ZXVONLUNISGICL-UHFFFAOYSA-N 0.000 description 1
- UXBLSWOMIHTQPH-UHFFFAOYSA-N 4-acetamido-TEMPO Chemical group CC(=O)NC1CC(C)(C)N([O])C(C)(C)C1 UXBLSWOMIHTQPH-UHFFFAOYSA-N 0.000 description 1
- 150000004008 N-nitroso compounds Chemical class 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 150000003863 ammonium salts Chemical class 0.000 description 1
- 239000003708 ampul Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004440 column chromatography Methods 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 125000002704 decyl group Chemical group [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])* 0.000 description 1
- 150000004985 diamines Chemical class 0.000 description 1
- XTVCLFHZFUWECQ-UHFFFAOYSA-O dicyclohexylazanium;nitrate Chemical compound [O-][N+]([O-])=O.C1CCCCC1[NH2+]C1CCCCC1 XTVCLFHZFUWECQ-UHFFFAOYSA-O 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000001640 fractional crystallisation Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 238000004811 liquid chromatography Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- KOOMFXGDLMRWSN-UHFFFAOYSA-N n-phenylnitrous amide Chemical class O=NNC1=CC=CC=C1 KOOMFXGDLMRWSN-UHFFFAOYSA-N 0.000 description 1
- NLRKCXQQSUWLCH-IDEBNGHGSA-N nitrosobenzene Chemical class O=N[13C]1=[13CH][13CH]=[13CH][13CH]=[13CH]1 NLRKCXQQSUWLCH-IDEBNGHGSA-N 0.000 description 1
- XKLJHFLUAHKGGU-UHFFFAOYSA-N nitrous amide Chemical class ON=N XKLJHFLUAHKGGU-UHFFFAOYSA-N 0.000 description 1
- 125000002347 octyl 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])[H] 0.000 description 1
- 239000012074 organic phase Substances 0.000 description 1
- NWVVVBRKAWDGAB-UHFFFAOYSA-N p-methoxyphenol Chemical compound COC1=CC=C(O)C=C1 NWVVVBRKAWDGAB-UHFFFAOYSA-N 0.000 description 1
- 150000002989 phenols Chemical class 0.000 description 1
- OJMIONKXNSYLSR-UHFFFAOYSA-N phosphorous acid Chemical class OP(O)O OJMIONKXNSYLSR-UHFFFAOYSA-N 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 230000000379 polymerizing effect Effects 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 239000008096 xylene Substances 0.000 description 1
- 150000003738 xylenes Chemical class 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C7/00—Purification; Separation; Use of additives
- C07C7/20—Use of additives, e.g. for stabilisation
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S585/00—Chemistry of hydrocarbon compounds
- Y10S585/949—Miscellaneous considerations
- Y10S585/952—Reaction stopping or retarding
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Analytical Chemistry (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Water Supply & Treatment (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Polymerisation Methods In General (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US08/932,202 US5869717A (en) | 1997-09-17 | 1997-09-17 | Process for inhibiting the polymerization of vinyl aromatics |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| NO984283D0 NO984283D0 (no) | 1998-09-16 |
| NO984283L NO984283L (no) | 1999-03-18 |
| NO317956B1 true NO317956B1 (no) | 2005-01-10 |
Family
ID=25461939
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO19984283A NO317956B1 (no) | 1997-09-17 | 1998-09-16 | Fremgangsmate for a hindre polymerisasjon under destillasjon av vinylaromater |
Country Status (15)
| Country | Link |
|---|---|
| US (1) | US5869717A (fr) |
| EP (1) | EP0903331B1 (fr) |
| JP (1) | JPH11140001A (fr) |
| KR (1) | KR19990029845A (fr) |
| CN (1) | CN1131188C (fr) |
| BR (1) | BR9803472A (fr) |
| CA (1) | CA2246942A1 (fr) |
| DE (1) | DE69802879T2 (fr) |
| ES (1) | ES2166125T3 (fr) |
| ID (1) | ID21280A (fr) |
| MY (1) | MY118921A (fr) |
| NO (1) | NO317956B1 (fr) |
| PL (1) | PL328598A1 (fr) |
| SG (1) | SG74656A1 (fr) |
| TW (1) | TW438770B (fr) |
Families Citing this family (24)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002524471A (ja) * | 1998-09-09 | 2002-08-06 | ベイカー ヒューズ インコーポレイテッド | ヒンダードヒドロキシルアミンを使用したビニルモノマーの重合禁止剤 |
| US6395942B1 (en) * | 1999-08-10 | 2002-05-28 | Uop Llc | Increasing the thermal stability of a vinyl aromatic polymerization inhibitor |
| US6395943B1 (en) * | 1999-08-10 | 2002-05-28 | Uop Llc | Process for inhibiting the polymerization of vinyl aromatic compounds |
| US7094939B1 (en) | 2002-09-23 | 2006-08-22 | Uop Llc | Styrene process with recycle from dehydrogenation zone |
| JP4459646B2 (ja) | 2004-02-09 | 2010-04-28 | 新日鐵化学株式会社 | 多環芳香族ビニル化合物の製造方法 |
| JP2006282541A (ja) * | 2005-03-31 | 2006-10-19 | Hakuto Co Ltd | 芳香族ビニル化合物の重合抑制剤組成物及び重合抑制方法 |
| EP2425240A4 (fr) | 2009-04-30 | 2012-12-12 | Good Start Genetics Inc | Procédés et compositions d'évaluation de marqueurs génétiques |
| US12129514B2 (en) | 2009-04-30 | 2024-10-29 | Molecular Loop Biosolutions, Llc | Methods and compositions for evaluating genetic markers |
| US9163281B2 (en) | 2010-12-23 | 2015-10-20 | Good Start Genetics, Inc. | Methods for maintaining the integrity and identification of a nucleic acid template in a multiplex sequencing reaction |
| US9228233B2 (en) | 2011-10-17 | 2016-01-05 | Good Start Genetics, Inc. | Analysis methods |
| US8209130B1 (en) | 2012-04-04 | 2012-06-26 | Good Start Genetics, Inc. | Sequence assembly |
| US10227635B2 (en) | 2012-04-16 | 2019-03-12 | Molecular Loop Biosolutions, Llc | Capture reactions |
| WO2014152421A1 (fr) | 2013-03-14 | 2014-09-25 | Good Start Genetics, Inc. | Procédés d'analyse d'acides nucléiques |
| US10851414B2 (en) | 2013-10-18 | 2020-12-01 | Good Start Genetics, Inc. | Methods for determining carrier status |
| US11053548B2 (en) | 2014-05-12 | 2021-07-06 | Good Start Genetics, Inc. | Methods for detecting aneuploidy |
| US20160048608A1 (en) | 2014-08-15 | 2016-02-18 | Good Start Genetics, Inc. | Systems and methods for genetic analysis |
| WO2016040446A1 (fr) | 2014-09-10 | 2016-03-17 | Good Start Genetics, Inc. | Procédés permettant la suppression sélective de séquences non cibles |
| CN114410830A (zh) | 2014-09-17 | 2022-04-29 | 豪洛捷公司 | 部分裂解和测定的方法 |
| US10429399B2 (en) | 2014-09-24 | 2019-10-01 | Good Start Genetics, Inc. | Process control for increased robustness of genetic assays |
| US10066259B2 (en) | 2015-01-06 | 2018-09-04 | Good Start Genetics, Inc. | Screening for structural variants |
| EP3442538B1 (fr) | 2016-04-04 | 2025-07-23 | Sinopia Biosciences, Inc. | Traiter la dyskinésie induite par la lévodopa à l'aide du trapidil |
| US11433074B2 (en) | 2017-06-22 | 2022-09-06 | Triact Therapeutics, Inc. | Methods of treating glioblastoma |
| EP3687501A4 (fr) | 2017-09-29 | 2021-06-23 | Triact Therapeutics, Inc. | Formulations d'iniparib et leurs utilisations |
| CN116496279B (zh) | 2020-03-26 | 2025-12-12 | 希诺皮亚生物科学公司 | 同位素标记的曲匹地尔衍生物 |
Family Cites Families (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4936607A (fr) * | 1972-08-09 | 1974-04-05 | ||
| US4050993A (en) * | 1972-09-11 | 1977-09-27 | Cosden Oil & Chemical Company | Distillation of readily polymerizable ethylenically unsaturated compounds |
| US3988212A (en) * | 1975-03-21 | 1976-10-26 | Cosden Technology, Inc. | Polymerization inhibitor for vinyl aromatic compounds |
| US4341600A (en) * | 1981-04-06 | 1982-07-27 | Cosden Technology, Inc. | Polymerization inhibitor for vinyltoluene |
| JPS5929624A (ja) * | 1982-08-11 | 1984-02-16 | Nippon Steel Chem Co Ltd | アルケニルベンゼン単量体の蒸留分離法 |
| US4654451A (en) * | 1985-12-27 | 1987-03-31 | Atlantic Richfield Company | Inhibiting polymerization of vinyl aromatic monomers |
| US4774374A (en) * | 1987-06-12 | 1988-09-27 | Uniroyal Chemical Company, Inc. | Stabilized vinyl aromatic composition |
| US4967027A (en) * | 1987-12-22 | 1990-10-30 | Mitsubishi Petrochemical Co., Ltd. | Method of inhibiting polymerization of styrenes |
| JPH01226858A (ja) * | 1988-03-08 | 1989-09-11 | Mitsubishi Petrochem Co Ltd | 新規重合禁止剤 |
| US5034156A (en) * | 1988-04-18 | 1991-07-23 | Mallinckrodt Specialty Chemicals Company | Method for inhibiting the polymerization of acrylic acid |
| US4929778A (en) * | 1989-06-05 | 1990-05-29 | Betz Laboratories, Inc. | Methods and compositions for inhibiting styrene polymerization |
| JPH03149205A (ja) * | 1989-11-02 | 1991-06-25 | Kurita Water Ind Ltd | スチレン用重合防止剤組成物 |
| US5312952A (en) * | 1992-04-23 | 1994-05-17 | Uniroyal Chemical Company, Inc. | Polymerization inhibitor for vinyl aromatics |
| JP3177860B2 (ja) * | 1992-05-08 | 2001-06-18 | 東ソー株式会社 | ビニル系単量体の回収法 |
| US5254760A (en) * | 1992-07-29 | 1993-10-19 | Ciba-Geigy Corporation | Inhibiting polymerization of vinyl aromatic monomers |
| CA2099168A1 (fr) * | 1992-10-21 | 1994-04-22 | Betzdearborn Inc. | Compositions et methodes pour l'inhibition de la polymerisation du styrene |
| JPH0710910A (ja) * | 1993-06-25 | 1995-01-13 | Showa Denko Kk | エチレン共重合体の製造方法 |
| US5488192A (en) * | 1993-07-23 | 1996-01-30 | Kourbatov | Method for inhibiting the polymerization of styrene |
| EP0697386B1 (fr) * | 1994-08-19 | 1998-11-25 | Hüls Aktiengesellschaft | Procédé pour l'inhibition de la polymérisation de styréne |
-
1997
- 1997-09-17 US US08/932,202 patent/US5869717A/en not_active Expired - Fee Related
-
1998
- 1998-09-10 SG SG1998003599A patent/SG74656A1/en unknown
- 1998-09-11 CA CA002246942A patent/CA2246942A1/fr not_active Abandoned
- 1998-09-11 ID IDP981219A patent/ID21280A/id unknown
- 1998-09-12 EP EP98117306A patent/EP0903331B1/fr not_active Expired - Lifetime
- 1998-09-12 DE DE69802879T patent/DE69802879T2/de not_active Expired - Fee Related
- 1998-09-12 ES ES98117306T patent/ES2166125T3/es not_active Expired - Lifetime
- 1998-09-14 JP JP10260573A patent/JPH11140001A/ja active Pending
- 1998-09-14 TW TW087115259A patent/TW438770B/zh not_active IP Right Cessation
- 1998-09-16 KR KR1019980038221A patent/KR19990029845A/ko not_active Ceased
- 1998-09-16 BR BR9803472-3A patent/BR9803472A/pt not_active IP Right Cessation
- 1998-09-16 PL PL98328598A patent/PL328598A1/xx unknown
- 1998-09-16 MY MYPI98004242A patent/MY118921A/en unknown
- 1998-09-16 NO NO19984283A patent/NO317956B1/no unknown
- 1998-09-17 CN CN98120277.2A patent/CN1131188C/zh not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| EP0903331A1 (fr) | 1999-03-24 |
| SG74656A1 (en) | 2000-08-22 |
| PL328598A1 (en) | 1999-03-29 |
| DE69802879D1 (de) | 2002-01-24 |
| ID21280A (id) | 1999-05-06 |
| US5869717A (en) | 1999-02-09 |
| DE69802879T2 (de) | 2002-06-20 |
| CN1131188C (zh) | 2003-12-17 |
| KR19990029845A (ko) | 1999-04-26 |
| MY118921A (en) | 2005-02-28 |
| CN1217311A (zh) | 1999-05-26 |
| NO984283D0 (no) | 1998-09-16 |
| CA2246942A1 (fr) | 1999-03-17 |
| TW438770B (en) | 2001-06-07 |
| BR9803472A (pt) | 2000-02-01 |
| EP0903331B1 (fr) | 2001-12-12 |
| NO984283L (no) | 1999-03-18 |
| ES2166125T3 (es) | 2002-04-01 |
| JPH11140001A (ja) | 1999-05-25 |
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