NO324339B1 - Fremgangsmate ved fremstilling av en polymer eller kopolymer ved polymerisering i naervaer av en stabil fri radikal og initiator - Google Patents
Fremgangsmate ved fremstilling av en polymer eller kopolymer ved polymerisering i naervaer av en stabil fri radikal og initiator Download PDFInfo
- Publication number
- NO324339B1 NO324339B1 NO19971833A NO971833A NO324339B1 NO 324339 B1 NO324339 B1 NO 324339B1 NO 19971833 A NO19971833 A NO 19971833A NO 971833 A NO971833 A NO 971833A NO 324339 B1 NO324339 B1 NO 324339B1
- Authority
- NO
- Norway
- Prior art keywords
- polymer
- monomer
- free radical
- copolymer
- polymerization
- Prior art date
Links
- 150000003254 radicals Chemical class 0.000 title claims abstract description 47
- 238000000034 method Methods 0.000 title claims abstract description 42
- 239000003999 initiator Substances 0.000 title claims abstract description 29
- 229920001577 copolymer Polymers 0.000 title claims abstract description 25
- 229920000642 polymer Polymers 0.000 title claims description 48
- 238000006116 polymerization reaction Methods 0.000 title claims description 33
- 238000002360 preparation method Methods 0.000 title description 2
- 239000000178 monomer Substances 0.000 claims abstract description 47
- 125000000217 alkyl group Chemical group 0.000 claims abstract description 9
- 238000007334 copolymerization reaction Methods 0.000 claims description 18
- 238000006243 chemical reaction Methods 0.000 claims description 16
- 229920002554 vinyl polymer Polymers 0.000 claims description 15
- 238000004383 yellowing Methods 0.000 claims description 11
- 125000004432 carbon atom Chemical group C* 0.000 claims description 7
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims description 6
- 150000001993 dienes Chemical group 0.000 claims description 6
- 238000004519 manufacturing process Methods 0.000 claims description 6
- XMNIXWIUMCBBBL-UHFFFAOYSA-N 2-(2-phenylpropan-2-ylperoxy)propan-2-ylbenzene Chemical compound C=1C=CC=CC=1C(C)(C)OOC(C)(C)C1=CC=CC=C1 XMNIXWIUMCBBBL-UHFFFAOYSA-N 0.000 claims description 5
- 239000004793 Polystyrene Substances 0.000 claims description 5
- 229920002223 polystyrene Polymers 0.000 claims description 5
- 239000005062 Polybutadiene Substances 0.000 claims description 4
- HIDBROSJWZYGSZ-UHFFFAOYSA-N 1-phenylpyrrole-2,5-dione Chemical compound O=C1C=CC(=O)N1C1=CC=CC=C1 HIDBROSJWZYGSZ-UHFFFAOYSA-N 0.000 claims description 3
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 claims description 3
- NLHHRLWOUZZQLW-UHFFFAOYSA-N Acrylonitrile Chemical compound C=CC#N NLHHRLWOUZZQLW-UHFFFAOYSA-N 0.000 claims description 3
- CERQOIWHTDAKMF-UHFFFAOYSA-N Methacrylic acid Chemical compound CC(=C)C(O)=O CERQOIWHTDAKMF-UHFFFAOYSA-N 0.000 claims description 3
- GYCMBHHDWRMZGG-UHFFFAOYSA-N Methylacrylonitrile Chemical compound CC(=C)C#N GYCMBHHDWRMZGG-UHFFFAOYSA-N 0.000 claims description 3
- 125000005907 alkyl ester group Chemical group 0.000 claims description 3
- 239000008346 aqueous phase Substances 0.000 claims description 3
- 125000005395 methacrylic acid group Chemical group 0.000 claims description 3
- 239000012074 organic phase Substances 0.000 claims description 3
- 229920002857 polybutadiene Polymers 0.000 claims description 3
- -1 polyethylene Polymers 0.000 claims description 3
- WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical compound [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 claims description 2
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 claims description 2
- VVQNEPGJFQJSBK-UHFFFAOYSA-N Methyl methacrylate Chemical group COC(=O)C(C)=C VVQNEPGJFQJSBK-UHFFFAOYSA-N 0.000 claims description 2
- ABLZXFCXXLZCGV-UHFFFAOYSA-N Phosphorous acid Chemical group OP(O)=O ABLZXFCXXLZCGV-UHFFFAOYSA-N 0.000 claims description 2
- BZHJMEDXRYGGRV-UHFFFAOYSA-N Vinyl chloride Chemical compound ClC=C BZHJMEDXRYGGRV-UHFFFAOYSA-N 0.000 claims description 2
- CIUQDSCDWFSTQR-UHFFFAOYSA-N [C]1=CC=CC=C1 Chemical compound [C]1=CC=CC=C1 CIUQDSCDWFSTQR-UHFFFAOYSA-N 0.000 claims description 2
- 239000002253 acid Substances 0.000 claims description 2
- 125000003545 alkoxy group Chemical group 0.000 claims description 2
- GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Substances BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 claims description 2
- 229910052794 bromium Inorganic materials 0.000 claims description 2
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 claims description 2
- 229910052801 chlorine Inorganic materials 0.000 claims description 2
- 239000000460 chlorine Substances 0.000 claims description 2
- 125000000753 cycloalkyl group Chemical group 0.000 claims description 2
- 125000004185 ester group Chemical group 0.000 claims description 2
- 230000001747 exhibiting effect Effects 0.000 claims description 2
- 125000005843 halogen group Chemical group 0.000 claims description 2
- 125000004435 hydrogen atom Chemical group [H]* 0.000 claims description 2
- 125000002887 hydroxy group Chemical group [H]O* 0.000 claims description 2
- PNDPGZBMCMUPRI-UHFFFAOYSA-N iodine Chemical compound II PNDPGZBMCMUPRI-UHFFFAOYSA-N 0.000 claims description 2
- 239000003960 organic solvent Substances 0.000 claims description 2
- 229920003229 poly(methyl methacrylate) Polymers 0.000 claims description 2
- 239000004926 polymethyl methacrylate Substances 0.000 claims description 2
- 229920000098 polyolefin Polymers 0.000 claims description 2
- 238000010526 radical polymerization reaction Methods 0.000 claims description 2
- 229920006395 saturated elastomer Polymers 0.000 claims description 2
- 239000004698 Polyethylene Substances 0.000 claims 1
- 229910006069 SO3H Inorganic materials 0.000 claims 1
- 125000005466 alkylenyl group Chemical group 0.000 claims 1
- 229920000573 polyethylene Polymers 0.000 claims 1
- 125000002877 alkyl aryl group Chemical group 0.000 abstract 1
- 125000003710 aryl alkyl group Chemical group 0.000 abstract 1
- 125000003118 aryl group Chemical group 0.000 abstract 1
- 239000000203 mixture Substances 0.000 description 14
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical group C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 description 10
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 8
- 239000003505 polymerization initiator Substances 0.000 description 8
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 4
- 238000005227 gel permeation chromatography Methods 0.000 description 4
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 description 4
- 239000004342 Benzoyl peroxide Substances 0.000 description 3
- OMPJBNCRMGITSC-UHFFFAOYSA-N Benzoylperoxide Chemical compound C=1C=CC=CC=1C(=O)OOC(=O)C1=CC=CC=C1 OMPJBNCRMGITSC-UHFFFAOYSA-N 0.000 description 3
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- 235000019400 benzoyl peroxide Nutrition 0.000 description 3
- 238000007086 side reaction Methods 0.000 description 3
- SDJHPPZKZZWAKF-UHFFFAOYSA-N 2,3-dimethylbuta-1,3-diene Chemical compound CC(=C)C(C)=C SDJHPPZKZZWAKF-UHFFFAOYSA-N 0.000 description 2
- KAKZBPTYRLMSJV-UHFFFAOYSA-N Butadiene Chemical compound C=CC=C KAKZBPTYRLMSJV-UHFFFAOYSA-N 0.000 description 2
- RRHGJUQNOFWUDK-UHFFFAOYSA-N Isoprene Chemical compound CC(=C)C=C RRHGJUQNOFWUDK-UHFFFAOYSA-N 0.000 description 2
- QYTDEUPAUMOIOP-UHFFFAOYSA-N TEMPO Chemical group CC1(C)CCCC(C)(C)N1[O] QYTDEUPAUMOIOP-UHFFFAOYSA-N 0.000 description 2
- 229920001400 block copolymer Polymers 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 238000004172 nitrogen cycle Methods 0.000 description 2
- 230000000379 polymerizing effect Effects 0.000 description 2
- 125000003011 styrenyl group Chemical group [H]\C(*)=C(/[H])C1=C([H])C([H])=C([H])C([H])=C1[H] 0.000 description 2
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 2
- JAMNSIXSLVPNLC-UHFFFAOYSA-N (4-ethenylphenyl) acetate Chemical compound CC(=O)OC1=CC=C(C=C)C=C1 JAMNSIXSLVPNLC-UHFFFAOYSA-N 0.000 description 1
- PMJHHCWVYXUKFD-SNAWJCMRSA-N (E)-1,3-pentadiene Chemical group C\C=C\C=C PMJHHCWVYXUKFD-SNAWJCMRSA-N 0.000 description 1
- BQCIDUSAKPWEOX-UHFFFAOYSA-N 1,1-Difluoroethene Chemical compound FC(F)=C BQCIDUSAKPWEOX-UHFFFAOYSA-N 0.000 description 1
- OEVVKKAVYQFQNV-UHFFFAOYSA-N 1-ethenyl-2,4-dimethylbenzene Chemical group CC1=CC=C(C=C)C(C)=C1 OEVVKKAVYQFQNV-UHFFFAOYSA-N 0.000 description 1
- UVHXEHGUEKARKZ-UHFFFAOYSA-N 1-ethenylanthracene Chemical compound C1=CC=C2C=C3C(C=C)=CC=CC3=CC2=C1 UVHXEHGUEKARKZ-UHFFFAOYSA-N 0.000 description 1
- OMNYXCUDBQKCMU-UHFFFAOYSA-N 2,4-dichloro-1-ethenylbenzene Chemical compound ClC1=CC=C(C=C)C(Cl)=C1 OMNYXCUDBQKCMU-UHFFFAOYSA-N 0.000 description 1
- IWTYTFSSTWXZFU-UHFFFAOYSA-N 3-chloroprop-1-enylbenzene Chemical compound ClCC=CC1=CC=CC=C1 IWTYTFSSTWXZFU-UHFFFAOYSA-N 0.000 description 1
- RPDUDBYMNGAHEM-UHFFFAOYSA-N PROXYL Chemical group CC1(C)CCC(C)(C)N1[O] RPDUDBYMNGAHEM-UHFFFAOYSA-N 0.000 description 1
- 150000001336 alkenes Chemical class 0.000 description 1
- 125000005262 alkoxyamine group Chemical group 0.000 description 1
- XYLMUPLGERFSHI-UHFFFAOYSA-N alpha-Methylstyrene Chemical compound CC(=C)C1=CC=CC=C1 XYLMUPLGERFSHI-UHFFFAOYSA-N 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 238000010539 anionic addition polymerization reaction Methods 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 239000011203 carbon fibre reinforced carbon Substances 0.000 description 1
- YACLQRRMGMJLJV-UHFFFAOYSA-N chloroprene Chemical compound ClC(=C)C=C YACLQRRMGMJLJV-UHFFFAOYSA-N 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 229910052736 halogen Inorganic materials 0.000 description 1
- 150000002367 halogens Chemical class 0.000 description 1
- 150000002432 hydroperoxides Chemical class 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000003112 inhibitor Substances 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- JRZJOMJEPLMPRA-UHFFFAOYSA-N olefin Natural products CCCCCCCC=C JRZJOMJEPLMPRA-UHFFFAOYSA-N 0.000 description 1
- 150000002978 peroxides Chemical class 0.000 description 1
- PMJHHCWVYXUKFD-UHFFFAOYSA-N piperylene Natural products CC=CC=C PMJHHCWVYXUKFD-UHFFFAOYSA-N 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000010926 purge Methods 0.000 description 1
- 239000011541 reaction mixture Substances 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 229920013730 reactive polymer Polymers 0.000 description 1
- 239000005060 rubber Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
Classifications
-
- 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
- C08F4/00—Polymerisation catalysts
- C08F4/28—Oxygen or compounds releasing free oxygen
- C08F4/32—Organic compounds
- C08F4/38—Mixtures of peroxy-compounds
-
- 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
- C08F12/00—Homopolymers and 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
- C08F12/02—Monomers containing only one unsaturated aliphatic radical
- C08F12/04—Monomers containing only one unsaturated aliphatic radical containing one ring
- C08F12/06—Hydrocarbons
Landscapes
- Chemical & Material Sciences (AREA)
- Polymers & Plastics (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Organic Chemistry (AREA)
- Materials Engineering (AREA)
- Engineering & Computer Science (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Polymerisation Methods In General (AREA)
- Dental Preparations (AREA)
- Polymerization Catalysts (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9605909A FR2748484B1 (fr) | 1996-05-13 | 1996-05-13 | Polymerisation en presence d'un radical libre stable et d'un initiateur de radicaux libres |
Publications (3)
Publication Number | Publication Date |
---|---|
NO971833D0 NO971833D0 (no) | 1997-04-21 |
NO971833L NO971833L (no) | 1997-11-14 |
NO324339B1 true NO324339B1 (no) | 2007-09-24 |
Family
ID=9492064
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO19971833A NO324339B1 (no) | 1996-05-13 | 1997-04-21 | Fremgangsmate ved fremstilling av en polymer eller kopolymer ved polymerisering i naervaer av en stabil fri radikal og initiator |
Country Status (14)
Country | Link |
---|---|
US (1) | US6346589B1 (es) |
EP (1) | EP0807640B2 (es) |
JP (1) | JPH1045817A (es) |
KR (1) | KR100481267B1 (es) |
CN (2) | CN1478798A (es) |
AT (1) | ATE220075T1 (es) |
CA (1) | CA2204780C (es) |
DE (1) | DE69713681T2 (es) |
ES (1) | ES2179976T3 (es) |
FR (1) | FR2748484B1 (es) |
NO (1) | NO324339B1 (es) |
PL (1) | PL319929A1 (es) |
SG (1) | SG78270A1 (es) |
TW (1) | TW454018B (es) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR970064016U (ko) | 1996-05-31 | 1997-12-11 | 브이시알의 전면 패널 | |
WO2000020469A1 (fr) * | 1998-10-06 | 2000-04-13 | Atofina | Procede de polymerisation ou copolymerisation radicalaire controlee de l'ethylene sous haute pression en presence d'un amorceur-controleur |
FR2797878B1 (fr) * | 1999-08-05 | 2003-10-17 | Atofina | Procede de polymerisation ou copolymerisation radicalaire controlee de l'ethylene sous haute pression en presence d'un amorceur-controleur |
US6653409B2 (en) | 2001-02-26 | 2003-11-25 | The Yokohama Rubber Co., Ltd. | Radical-modified polymer and polymer composition containing the same |
JP2009520074A (ja) * | 2005-12-16 | 2009-05-21 | アーケマ・インコーポレイテッド | 低表面エネルギーブロック共重合体の製造方法及び用途 |
US11509880B2 (en) * | 2012-11-14 | 2022-11-22 | Qualcomm Incorporated | Dynamic adjustment of light source power in structured light active depth sensing systems |
Family Cites Families (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3914339A (en) † | 1970-06-24 | 1975-10-21 | Sumitomo Chemical Co | Process for producing rubber-modified plastics |
US4006283A (en) * | 1974-12-23 | 1977-02-01 | General Electric Company | Preparation of di-tertiary butyl peroxide crosslink polyolefin materials |
DE3486145T2 (de) | 1983-07-11 | 1993-09-23 | Commw Scient Ind Res Org | Verfahren zur polymerisation und nach diesem verfahren hergestellte polymere. |
DE3942592A1 (de) * | 1989-12-22 | 1991-06-27 | Basf Lacke & Farben | Loesliche vernetzbare copolymerisate auf der basis von vinylester-, vinyaromat- und acrylatmonomeren, verfahren zu ihrer herstellung sowie ihre verwendung in beschichtungsmitteln |
IT1241155B (it) * | 1990-05-18 | 1993-12-29 | Vedril | Procedimento per la produzione di polimeri acrilici in massa continua |
JPH04146908A (ja) † | 1990-10-09 | 1992-05-20 | Monsant Kasei Kk | スチレン―アクリロニトリル共重合体の製造法 |
US5344902A (en) * | 1991-06-18 | 1994-09-06 | Occidental Research Corporation | Polymerization with initiator and quaternary ammonium salt |
US5322912A (en) * | 1992-11-16 | 1994-06-21 | Xerox Corporation | Polymerization processes and toner compositions therefrom |
US5852140A (en) | 1993-03-25 | 1998-12-22 | Xerox Corporation | Semisuspension polymerization processes |
DE4340887A1 (de) † | 1993-12-01 | 1995-06-08 | Roehm Gmbh | Polymethacrylat-Formmasse mit hoher Wärmeformbeständigkeit und hoher Stabilität gegen thermischen Abbau |
BR9507270A (pt) * | 1994-04-04 | 1997-09-30 | Xerox Corp | Processos de polimerização aquosa para a preparação de uma resina ou resinas termoplásticas e de radical livre para a preparação de uma resina termoplástica e composição de resina de polímero ou copolímero |
US5412047A (en) * | 1994-05-13 | 1995-05-02 | Xerox Corporation | Homoacrylate polymerization processes with oxonitroxides |
JPH083208A (ja) † | 1994-06-20 | 1996-01-09 | Nippon Steel Chem Co Ltd | 分子量調節剤 |
DE4424300A1 (de) † | 1994-07-09 | 1996-01-11 | Roehm Gmbh | Kontinuierliches Verfahren zur Herstellung einer thermoplastischen Kunststoff-Formmasse |
US5449724A (en) * | 1994-12-14 | 1995-09-12 | Xerox Corporation | Stable free radical polymerization process and thermoplastic materials produced therefrom |
CA2204881C (en) | 1994-12-14 | 2006-03-28 | Duane B. Priddy | High molecular weight polystyrene production by vinyl acid catalyzed free radical polymerization |
US6084044A (en) | 1994-12-14 | 2000-07-04 | The Dow Chemical Company | Catalyzed process for producing high molecular weight monovinylidene aromatic polymers |
US5530079A (en) * | 1995-01-03 | 1996-06-25 | Xerox Corporation | Polymerization processes |
FR2730240A1 (fr) | 1995-02-07 | 1996-08-09 | Atochem Elf Sa | Stabilisation d'un polymere par un radical libre stable |
JPH08269107A (ja) | 1995-03-30 | 1996-10-15 | Xerox Corp | フリーラジカル重合方法 |
US5773510A (en) | 1995-03-30 | 1998-06-30 | Xerox Corporation | Processes for the preparation of branched polymers |
-
1996
- 1996-05-13 FR FR9605909A patent/FR2748484B1/fr not_active Expired - Fee Related
-
1997
- 1997-04-16 AT AT97106251T patent/ATE220075T1/de not_active IP Right Cessation
- 1997-04-16 ES ES97106251T patent/ES2179976T3/es not_active Expired - Lifetime
- 1997-04-16 EP EP97106251A patent/EP0807640B2/fr not_active Expired - Lifetime
- 1997-04-16 DE DE69713681T patent/DE69713681T2/de not_active Expired - Lifetime
- 1997-04-21 NO NO19971833A patent/NO324339B1/no unknown
- 1997-05-07 CA CA002204780A patent/CA2204780C/fr not_active Expired - Fee Related
- 1997-05-08 SG SG1997001426A patent/SG78270A1/en unknown
- 1997-05-09 US US08/853,240 patent/US6346589B1/en not_active Expired - Fee Related
- 1997-05-12 PL PL97319929A patent/PL319929A1/xx unknown
- 1997-05-13 KR KR1019970018573A patent/KR100481267B1/ko not_active IP Right Cessation
- 1997-05-13 JP JP9137616A patent/JPH1045817A/ja active Pending
- 1997-05-13 CN CNA031458521A patent/CN1478798A/zh active Pending
- 1997-05-13 CN CNB971135940A patent/CN1137143C/zh not_active Expired - Fee Related
- 1997-05-22 TW TW086106888A patent/TW454018B/zh not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
NO971833D0 (no) | 1997-04-21 |
KR970074800A (ko) | 1997-12-10 |
NO971833L (no) | 1997-11-14 |
EP0807640B2 (fr) | 2009-02-18 |
FR2748484B1 (fr) | 1998-07-24 |
CA2204780A1 (fr) | 1997-11-13 |
CA2204780C (fr) | 2007-11-13 |
SG78270A1 (en) | 2001-02-20 |
KR100481267B1 (ko) | 2005-09-16 |
DE69713681D1 (de) | 2002-08-08 |
EP0807640A1 (fr) | 1997-11-19 |
FR2748484A1 (fr) | 1997-11-14 |
ES2179976T3 (es) | 2003-02-01 |
DE69713681T2 (de) | 2003-02-27 |
CN1478798A (zh) | 2004-03-03 |
CN1169437A (zh) | 1998-01-07 |
JPH1045817A (ja) | 1998-02-17 |
TW454018B (en) | 2001-09-11 |
US6346589B1 (en) | 2002-02-12 |
ATE220075T1 (de) | 2002-07-15 |
EP0807640B1 (fr) | 2002-07-03 |
PL319929A1 (en) | 1997-11-24 |
CN1137143C (zh) | 2004-02-04 |
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