IT1283630B1 - Procedimento per la preparazione di copolimeri elastomerici ep(d)m - Google Patents
Procedimento per la preparazione di copolimeri elastomerici ep(d)mInfo
- Publication number
- IT1283630B1 IT1283630B1 IT96MI000926A ITMI960926A IT1283630B1 IT 1283630 B1 IT1283630 B1 IT 1283630B1 IT 96MI000926 A IT96MI000926 A IT 96MI000926A IT MI960926 A ITMI960926 A IT MI960926A IT 1283630 B1 IT1283630 B1 IT 1283630B1
- Authority
- IT
- Italy
- Prior art keywords
- preparation
- elastomeric copolymers
- elastomeric
- copolymers
- Prior art date
Links
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
- 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
- C08F255/04—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 on to ethene-propene copolymers
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
- C07F17/00—Metallocenes
-
- 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
- C08F210/00—Copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
- C08F210/16—Copolymers of ethene with alpha-alkenes, e.g. EP rubbers
-
- 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
- C08F255/06—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 on to ethene-propene-diene terpolymers
-
- 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
- C08F4/42—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors
- C08F4/44—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors selected from light metals, zinc, cadmium, mercury, copper, silver, gold, boron, gallium, indium, thallium, rare earths or actinides
- C08F4/60—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors selected from light metals, zinc, cadmium, mercury, copper, silver, gold, boron, gallium, indium, thallium, rare earths or actinides together with refractory metals, iron group metals, platinum group metals, manganese, rhenium technetium or compounds thereof
- C08F4/62—Refractory metals or compounds thereof
- C08F4/64—Titanium, zirconium, hafnium or compounds thereof
-
- 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
- C08F210/00—Copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
- C08F210/04—Monomers containing three or four carbon atoms
- C08F210/06—Propene
-
- 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
- C08F210/00—Copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
- C08F210/16—Copolymers of ethene with alpha-alkenes, e.g. EP rubbers
- C08F210/18—Copolymers of ethene with alpha-alkenes, e.g. EP rubbers with non-conjugated dienes, e.g. EPT rubbers
-
- 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
- C08F2420/00—Metallocene catalysts
- C08F2420/09—Cyclic bridge, i.e. Cp or analog where the bridging unit linking the two Cps or analogs is part of a cyclic group
-
- 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
- C08F4/42—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors
- C08F4/44—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors selected from light metals, zinc, cadmium, mercury, copper, silver, gold, boron, gallium, indium, thallium, rare earths or actinides
- C08F4/60—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors selected from light metals, zinc, cadmium, mercury, copper, silver, gold, boron, gallium, indium, thallium, rare earths or actinides together with refractory metals, iron group metals, platinum group metals, manganese, rhenium technetium or compounds thereof
- C08F4/62—Refractory metals or compounds thereof
- C08F4/64—Titanium, zirconium, hafnium or compounds thereof
- C08F4/659—Component covered by group C08F4/64 containing a transition metal-carbon bond
- C08F4/65908—Component covered by group C08F4/64 containing a transition metal-carbon bond in combination with an ionising compound other than alumoxane, e.g. (C6F5)4B-X+
-
- 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
- C08F4/42—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors
- C08F4/44—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors selected from light metals, zinc, cadmium, mercury, copper, silver, gold, boron, gallium, indium, thallium, rare earths or actinides
- C08F4/60—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors selected from light metals, zinc, cadmium, mercury, copper, silver, gold, boron, gallium, indium, thallium, rare earths or actinides together with refractory metals, iron group metals, platinum group metals, manganese, rhenium technetium or compounds thereof
- C08F4/62—Refractory metals or compounds thereof
- C08F4/64—Titanium, zirconium, hafnium or compounds thereof
- C08F4/659—Component covered by group C08F4/64 containing a transition metal-carbon bond
- C08F4/65912—Component covered by group C08F4/64 containing a transition metal-carbon bond in combination with an organoaluminium compound
-
- 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
- C08F4/42—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors
- C08F4/44—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors selected from light metals, zinc, cadmium, mercury, copper, silver, gold, boron, gallium, indium, thallium, rare earths or actinides
- C08F4/60—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors selected from light metals, zinc, cadmium, mercury, copper, silver, gold, boron, gallium, indium, thallium, rare earths or actinides together with refractory metals, iron group metals, platinum group metals, manganese, rhenium technetium or compounds thereof
- C08F4/62—Refractory metals or compounds thereof
- C08F4/64—Titanium, zirconium, hafnium or compounds thereof
- C08F4/659—Component covered by group C08F4/64 containing a transition metal-carbon bond
- C08F4/6592—Component covered by group C08F4/64 containing a transition metal-carbon bond containing at least one cyclopentadienyl ring, condensed or not, e.g. an indenyl or a fluorenyl ring
- C08F4/65922—Component covered by group C08F4/64 containing a transition metal-carbon bond containing at least one cyclopentadienyl ring, condensed or not, e.g. an indenyl or a fluorenyl ring containing at least two cyclopentadienyl rings, fused or not
- C08F4/65927—Component covered by group C08F4/64 containing a transition metal-carbon bond containing at least one cyclopentadienyl ring, condensed or not, e.g. an indenyl or a fluorenyl ring containing at least two cyclopentadienyl rings, fused or not two cyclopentadienyl rings being mutually bridged
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
Priority Applications (12)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT96MI000926A IT1283630B1 (it) | 1996-05-09 | 1996-05-09 | Procedimento per la preparazione di copolimeri elastomerici ep(d)m |
CA002204177A CA2204177C (en) | 1996-05-09 | 1997-04-30 | Process for preparing elastomeric ep(d)m copolymers |
US08/841,396 US6124413A (en) | 1996-05-09 | 1997-04-30 | Process for preparing elastomeric EP(D)M copolymers |
EP97201335A EP0806436B1 (en) | 1996-05-09 | 1997-05-03 | Process for preparing elastomeric ep(d)m copolymers |
ES97201335T ES2148895T3 (es) | 1996-05-09 | 1997-05-03 | Procedimiento para la preparacion de copolimeros elastomericos ep(d)m. |
DE69702569T DE69702569T2 (de) | 1996-05-09 | 1997-05-03 | Verfahren zur Herstellung von elastomerischen EP(D)M Copolymeren |
MX9703331A MX9703331A (es) | 1996-05-09 | 1997-05-07 | Procesos para preparar copolimeros de estireno-propileno-dieno elastomericos. |
RU97107128/04A RU2179561C2 (ru) | 1996-05-09 | 1997-05-08 | Способ получения высокоэластичных ер (d) м сополимеров, соединение |
KR1019970017639A KR100257458B1 (ko) | 1996-05-09 | 1997-05-08 | 엘라스토머 이피(디)엠 공중합체의 제조 방법 |
BR9703091A BR9703091A (pt) | 1996-05-09 | 1997-05-08 | Processo para preparação de copolímeros elastoméricos de ep(d) m |
CN97111129A CN1098869C (zh) | 1996-05-09 | 1997-05-08 | 弹性体ep(d)m共聚物的制备方法 |
JP11979797A JP3986613B2 (ja) | 1996-05-09 | 1997-05-09 | エラストマー系ep(d)m共重合体の製造方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT96MI000926A IT1283630B1 (it) | 1996-05-09 | 1996-05-09 | Procedimento per la preparazione di copolimeri elastomerici ep(d)m |
Publications (3)
Publication Number | Publication Date |
---|---|
ITMI960926A0 ITMI960926A0 (it) | 1996-05-09 |
ITMI960926A1 ITMI960926A1 (it) | 1997-11-09 |
IT1283630B1 true IT1283630B1 (it) | 1998-04-23 |
Family
ID=11374226
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT96MI000926A IT1283630B1 (it) | 1996-05-09 | 1996-05-09 | Procedimento per la preparazione di copolimeri elastomerici ep(d)m |
Country Status (12)
Country | Link |
---|---|
US (1) | US6124413A (it) |
EP (1) | EP0806436B1 (it) |
JP (1) | JP3986613B2 (it) |
KR (1) | KR100257458B1 (it) |
CN (1) | CN1098869C (it) |
BR (1) | BR9703091A (it) |
CA (1) | CA2204177C (it) |
DE (1) | DE69702569T2 (it) |
ES (1) | ES2148895T3 (it) |
IT (1) | IT1283630B1 (it) |
MX (1) | MX9703331A (it) |
RU (1) | RU2179561C2 (it) |
Families Citing this family (31)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IT1298616B1 (it) | 1998-03-10 | 2000-01-12 | Enichem Spa | Complesso metallocenico pontato per la (co) polimerizzazione delle olefine |
KR100342541B1 (ko) * | 1998-04-16 | 2002-06-28 | 나까니시 히로유끼 | 올레핀 중합촉매 및 중합방법 |
US6433203B1 (en) * | 1998-11-20 | 2002-08-13 | Basell Technology Company Bv | Bridged metallocenes, preparation, use in catalytic systems |
ITMI20011017A1 (it) * | 2001-05-17 | 2002-11-17 | Enichem Spa | Procedimento per la preparazione di copolimeri e terpolimeri elastomerici ep (d) m |
EP1412394A2 (en) * | 2001-07-19 | 2004-04-28 | Univation Technologies LLC | Low comonomer incorporating metallocene catalyst compounds |
US8008412B2 (en) | 2002-09-20 | 2011-08-30 | Exxonmobil Chemical Patents Inc. | Polymer production at supersolution conditions |
WO2004037872A2 (en) | 2002-10-24 | 2004-05-06 | Exxonmobil Chemical Patents Inc. | Branched crystalline polypropylene |
AU2003287683A1 (en) | 2002-12-05 | 2004-06-30 | Exxonmobil Chemical Patents Inc. | High temperature bulk polymerization of branched crystalline polypropylene |
WO2004052951A1 (en) * | 2002-12-05 | 2004-06-24 | Exxonmobil Chemical Patents Inc. | Diene-modified propylene copolymers |
EP1464657A1 (en) * | 2003-03-06 | 2004-10-06 | ATOFINA Research | Hydrogenated metallocene catalyst |
EP1765841B1 (en) | 2004-07-08 | 2008-10-08 | Exxonmobil Chemical Patents Inc. | Olefin polymerization catalyst system and process for use thereof |
KR100586922B1 (ko) | 2004-11-18 | 2006-06-08 | 금호폴리켐 주식회사 | 고수율의 이피(디)엠의 제조방법 및 수율의 제어방법,이피(디)엠의 회수방법 |
US8143352B2 (en) | 2006-12-20 | 2012-03-27 | Exxonmobil Research And Engineering Company | Process for fluid phase in-line blending of polymers |
US8242237B2 (en) | 2006-12-20 | 2012-08-14 | Exxonmobil Chemical Patents Inc. | Phase separator and monomer recycle for supercritical polymerization process |
US8080610B2 (en) | 2007-03-06 | 2011-12-20 | Exxonmobil Research And Engineering Company | Monomer recycle process for fluid phase in-line blending of polymers |
CN101679556B (zh) | 2007-06-04 | 2012-06-06 | 埃克森美孚化学专利公司 | 超溶液均相丙烯聚合 |
US7928162B2 (en) | 2007-09-13 | 2011-04-19 | Exxonmobil Research And Engineering Company | In-line process for producing plasticized polymers and plasticized polymer blends |
EP2201042B1 (en) | 2007-09-13 | 2012-06-27 | ExxonMobil Research and Engineering Company | In-line blending of plasticizers with a base polymer |
US7910679B2 (en) | 2007-12-20 | 2011-03-22 | Exxonmobil Research And Engineering Company | Bulk homogeneous polymerization process for ethylene propylene copolymers |
CN101945942B (zh) | 2007-12-20 | 2012-08-08 | 埃克森美孚研究工程公司 | 生产粒料稳定的聚烯烃的在线方法 |
CN103254514B (zh) | 2007-12-20 | 2015-11-18 | 埃克森美孚研究工程公司 | 全同立构聚丙烯和乙烯-丙烯共聚物的共混物 |
US8318875B2 (en) | 2008-01-18 | 2012-11-27 | Exxonmobil Chemical Patents Inc. | Super-solution homogeneous propylene polymerization and polypropylenes made therefrom |
KR101367402B1 (ko) * | 2009-11-27 | 2014-02-25 | 주식회사 엘지화학 | 높은 디엔계 단량체 함량과 고분자량을 가지는 탄성 중합체의 제조방법 |
US8609793B2 (en) | 2010-10-07 | 2013-12-17 | Chevron Phillips Chemical Company Lp | Catalyst systems containing a bridged metallocene |
US8629292B2 (en) | 2010-10-07 | 2014-01-14 | Chevron Phillips Chemical Company Lp | Stereoselective synthesis of bridged metallocene complexes |
US8637616B2 (en) | 2010-10-07 | 2014-01-28 | Chevron Philips Chemical Company Lp | Bridged metallocene catalyst systems with switchable hydrogen and comonomer effects |
WO2017048448A1 (en) | 2015-09-14 | 2017-03-23 | Exxonmobil Chemical Patents Inc. | Process for making branched epdm and epdm therefrom |
US11041034B2 (en) | 2018-02-09 | 2021-06-22 | Exxonmobil Chemical Patents Inc. | Ethylene-a-olefin-diene elastomers and methods of making them |
WO2019236351A1 (en) | 2018-06-04 | 2019-12-12 | Exxonmobil Chemical Patents Inc. | Metallocenes with si-si bridges |
US11198747B2 (en) | 2018-06-04 | 2021-12-14 | Exxonmobil Chemical Patents Inc. | Catalyst systems including two hafnocene catalyst compounds |
KR102603860B1 (ko) * | 2022-08-09 | 2023-11-22 | 윤정식 | 패각분말을 고함량 포함하는 조성물 및 이를 이용한 마스터 배치 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA1327673C (en) * | 1988-06-16 | 1994-03-08 | Sigmund Floyd | Process for production of high molecular weight epdm elastomers using a metallocene-alumoxane catalyst system |
US5292845A (en) * | 1992-01-23 | 1994-03-08 | Mitsui Petrochemical Industries, Ltd. | Ethylene/alpha-olefin/7-methyl-1,6-octadiene copolymer rubber and composition of the same |
RU2118962C1 (ru) * | 1992-06-18 | 1998-09-20 | Монтелл Текнолоджи Компани, Б.В. | Способ получения этиленового полимера |
EP1070729B1 (en) * | 1993-06-07 | 2011-09-28 | Mitsui Chemicals, Inc. | Transition metal compound, olefin polymerization catalyst component comprising said compound, olefin polymerization catalyst containing said component, process for olefin polymerization using said catalyst, propylene homopolymer, propylene copolymer and propylene elastomer |
DE69434709T2 (de) * | 1993-06-07 | 2006-10-19 | Mitsui Chemicals, Inc. | Propylenelastomere |
IT1271406B (it) * | 1993-09-13 | 1997-05-28 | Spherilene Srl | Procedimento per la preparazione di polimeri dell'etilene e prodotti ottenuti |
TW383314B (en) * | 1994-12-20 | 2000-03-01 | Mitsui Petrochemical Ind | Ethylene-alpha-olefin-nonconjugated polyene random copolymer, rubber composition, and process for preparing the random copolymer |
TW383313B (en) * | 1994-12-20 | 2000-03-01 | Mitsui Petrochemical Ind | Preparation of ethylene-alpha-olefin-nonconjugate polyene random copolymers, the copolymers obtaining which, and the use of the copolymers |
US5696213A (en) * | 1995-04-21 | 1997-12-09 | Exxon Chemical Patents Inc. | Ethylene-α-olefin-diolefin elastomers solution polymerization process |
TW326450B (en) * | 1995-06-28 | 1998-02-11 | Mitsui Petroleum Chemicals Ind | Ethylene copolymer rubber, vulcanizable rubber composition containing the copolymer rubber, and process for preparing the same |
IT1275777B1 (it) * | 1995-07-06 | 1997-10-17 | Enichem Spa | Catalizzatore metallocenico per la (co)polimerizzazione delle olefine |
-
1996
- 1996-05-09 IT IT96MI000926A patent/IT1283630B1/it active IP Right Grant
-
1997
- 1997-04-30 CA CA002204177A patent/CA2204177C/en not_active Expired - Lifetime
- 1997-04-30 US US08/841,396 patent/US6124413A/en not_active Expired - Lifetime
- 1997-05-03 EP EP97201335A patent/EP0806436B1/en not_active Expired - Lifetime
- 1997-05-03 ES ES97201335T patent/ES2148895T3/es not_active Expired - Lifetime
- 1997-05-03 DE DE69702569T patent/DE69702569T2/de not_active Expired - Lifetime
- 1997-05-07 MX MX9703331A patent/MX9703331A/es not_active IP Right Cessation
- 1997-05-08 BR BR9703091A patent/BR9703091A/pt not_active IP Right Cessation
- 1997-05-08 RU RU97107128/04A patent/RU2179561C2/ru active
- 1997-05-08 CN CN97111129A patent/CN1098869C/zh not_active Expired - Lifetime
- 1997-05-08 KR KR1019970017639A patent/KR100257458B1/ko not_active IP Right Cessation
- 1997-05-09 JP JP11979797A patent/JP3986613B2/ja not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
KR100257458B1 (ko) | 2000-06-01 |
EP0806436A1 (en) | 1997-11-12 |
JP3986613B2 (ja) | 2007-10-03 |
CN1172816A (zh) | 1998-02-11 |
ES2148895T3 (es) | 2000-10-16 |
JPH1067817A (ja) | 1998-03-10 |
RU2179561C2 (ru) | 2002-02-20 |
KR970074808A (ko) | 1997-12-10 |
MX9703331A (es) | 1998-04-30 |
US6124413A (en) | 2000-09-26 |
ITMI960926A0 (it) | 1996-05-09 |
EP0806436B1 (en) | 2000-07-19 |
CA2204177A1 (en) | 1997-11-09 |
BR9703091A (pt) | 1998-09-08 |
DE69702569D1 (de) | 2000-08-24 |
DE69702569T2 (de) | 2001-03-15 |
CN1098869C (zh) | 2003-01-15 |
CA2204177C (en) | 2006-06-20 |
ITMI960926A1 (it) | 1997-11-09 |
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