HUP9602680A3 - Catalyst precursor, catalyst composition, process for producing olefin polymer and the polymer produced thereby - Google Patents
Catalyst precursor, catalyst composition, process for producing olefin polymer and the polymer produced therebyInfo
- Publication number
- HUP9602680A3 HUP9602680A3 HU9602680A HUP9602680A HUP9602680A3 HU P9602680 A3 HUP9602680 A3 HU P9602680A3 HU 9602680 A HU9602680 A HU 9602680A HU P9602680 A HUP9602680 A HU P9602680A HU P9602680 A3 HUP9602680 A3 HU P9602680A3
- Authority
- HU
- Hungary
- Prior art keywords
- polymer
- catalyst
- producing olefin
- catalyst composition
- olefin polymer
- Prior art date
Links
- 239000003054 catalyst Substances 0.000 title 1
- 239000012018 catalyst precursor Substances 0.000 title 1
- 229920000642 polymer Polymers 0.000 title 1
- 229920000098 polyolefin Polymers 0.000 title 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
- C08F4/42—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
- C08F4/619—Component covered by group C08F4/60 containing a transition metal-carbon bond
- C08F4/6192—Component covered by group C08F4/60 containing a transition metal-carbon bond containing at least one cyclopentadienyl ring, condensed or not, e.g. an indenyl or a fluorenyl ring
-
- 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
- C07—ORGANIC CHEMISTRY
- C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
- C07F7/00—Compounds containing elements of Groups 4 or 14 of the Periodic Table
-
- 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
- C08F10/00—Homopolymers and copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
-
- 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
- C08F110/00—Homopolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
- C08F110/02—Ethene
-
- 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
- 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
- C08F4/619—Component covered by group C08F4/60 containing a transition metal-carbon bond
- C08F4/61904—Component covered by group C08F4/60 containing a transition metal-carbon bond in combination with another component of C08F4/60
-
- 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
- C08F4/619—Component covered by group C08F4/60 containing a transition metal-carbon bond
- C08F4/61908—Component covered by group C08F4/60 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
- C08F4/619—Component covered by group C08F4/60 containing a transition metal-carbon bond
- C08F4/61912—Component covered by group C08F4/60 containing a transition metal-carbon bond in combination with an organoaluminium compound
-
- 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/52—Improvements relating to the production of bulk chemicals using catalysts, e.g. selective catalysts
-
- 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
- Y10S526/00—Synthetic resins or natural rubbers -- part of the class 520 series
- Y10S526/901—Monomer polymerized in vapor state in presence of transition metal containing catalyst
-
- 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
- Y10S526/00—Synthetic resins or natural rubbers -- part of the class 520 series
- Y10S526/943—Polymerization with metallocene catalysts
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Crystallography & Structural Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/536,947 US5700748A (en) | 1995-09-29 | 1995-09-29 | Catalyst for the production of olefin polymers comprising a bridging allyl-cyclodienyl ligand on a metal atom |
Publications (3)
Publication Number | Publication Date |
---|---|
HU9602680D0 HU9602680D0 (en) | 1996-11-28 |
HUP9602680A2 HUP9602680A2 (en) | 1997-10-28 |
HUP9602680A3 true HUP9602680A3 (en) | 1998-03-02 |
Family
ID=24140573
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
HU9602680A HUP9602680A3 (en) | 1995-09-29 | 1996-09-27 | Catalyst precursor, catalyst composition, process for producing olefin polymer and the polymer produced thereby |
Country Status (14)
Country | Link |
---|---|
US (3) | US5700748A (hu) |
EP (1) | EP0771777A1 (hu) |
KR (1) | KR970015605A (hu) |
CN (1) | CN1157291A (hu) |
AR (1) | AR003740A1 (hu) |
AU (1) | AU6587796A (hu) |
BR (1) | BR9603942A (hu) |
CA (1) | CA2186410A1 (hu) |
CZ (1) | CZ285996A3 (hu) |
HU (1) | HUP9602680A3 (hu) |
PL (1) | PL316332A1 (hu) |
SK (1) | SK124496A3 (hu) |
TR (1) | TR199600770A2 (hu) |
ZA (1) | ZA968112B (hu) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AU4198396A (en) * | 1994-11-23 | 1996-06-17 | Dow Chemical Company, The | Preparation of syndiotactic polyolefins from prochiral olefins |
CA2247506A1 (en) * | 1996-03-27 | 1997-10-02 | The Dow Chemical Company | Allyl containing metal complexes and olefin polymerization process |
US6262201B1 (en) | 1998-06-19 | 2001-07-17 | Phillips Petroleum Company | Aryl substituted metallocene catalysts and their use |
US6767856B1 (en) * | 2000-08-09 | 2004-07-27 | Univation Technologies, Llc | Transition metal olefin polymerization catalyst having cyclopropenyl derived ligands |
US7312283B2 (en) * | 2005-08-22 | 2007-12-25 | Chevron Phillips Chemical Company Lp | Polymerization catalysts and process for producing bimodal polymers in a single reactor |
US7226886B2 (en) | 2005-09-15 | 2007-06-05 | Chevron Phillips Chemical Company, L.P. | Polymerization catalysts and process for producing bimodal polymers in a single reactor |
US7619047B2 (en) | 2006-02-22 | 2009-11-17 | Chevron Phillips Chemical Company, Lp | Dual metallocene catalysts for polymerization of bimodal polymers |
US8013177B2 (en) | 2009-05-14 | 2011-09-06 | Chevron Phillips Chemical Company Lp | Method and system for forming a precursor compound for non-bridged unsymmetric polyolefin polymerization catalyst |
WO2011142735A1 (en) | 2010-05-13 | 2011-11-17 | Chevron Phillips Chemical Company Lp | Method and system for forming a precursor compound for non-bridged unsymmetric polyolefin polymerization catalyst |
US8937139B2 (en) | 2012-10-25 | 2015-01-20 | Chevron Phillips Chemical Company Lp | Catalyst compositions and methods of making and using same |
US8895679B2 (en) | 2012-10-25 | 2014-11-25 | Chevron Phillips Chemical Company Lp | Catalyst compositions and methods of making and using same |
US9034991B2 (en) | 2013-01-29 | 2015-05-19 | Chevron Phillips Chemical Company Lp | Polymer compositions and methods of making and using same |
US8877672B2 (en) | 2013-01-29 | 2014-11-04 | Chevron Phillips Chemical Company Lp | Catalyst compositions and methods of making and using same |
CN105985473B (zh) * | 2015-03-04 | 2018-06-15 | 中国石油化工股份有限公司 | 催化剂前体及其制备方法和催化剂及其应用以及乙烯均聚的方法 |
CN105985478B (zh) * | 2015-03-04 | 2018-05-11 | 中国石油化工股份有限公司 | 一种制备乙烯共聚物的方法 |
Family Cites Families (24)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3468921A (en) * | 1962-04-18 | 1969-09-23 | Studiengesellschaft Kohle Mbh | Pi-allyl transition metal adducts with lewis acids and/or lewis bases |
US3432530A (en) * | 1962-04-18 | 1969-03-11 | Studiengesellschaft Kohle Mbh | Pi-allyl transition metal compounds |
NL129440C (hu) * | 1963-08-10 | |||
NL126577C (hu) * | 1963-08-10 | 1900-01-01 | ||
US3475471A (en) * | 1967-04-04 | 1969-10-28 | Phillips Petroleum Co | Pi-allyl metal complexes |
GB1275836A (en) * | 1969-07-02 | 1972-05-24 | Inst Francais Du Petrole | Catalyst composition and a process for dimerizing or codimerizing unsaturated hydrocarbons using this composition |
US3920763A (en) * | 1970-07-09 | 1975-11-18 | Atlantic Richfield Co | Palladium catalyzed codimerization process |
US4176085A (en) * | 1970-07-09 | 1979-11-27 | Atlantic Richfield Company | Palladium-containing catalyst |
US5081231A (en) * | 1987-08-27 | 1992-01-14 | The Dow Chemical Company | Uranium (III) catalyst for the selective dimerization of propylene to 4-methyl-1-pentene |
DE3840772A1 (de) * | 1988-12-03 | 1990-06-07 | Hoechst Ag | Verfahren zur herstellung einer heterogenen metallocenkatalysatorkomponente |
ES2071086T5 (es) * | 1989-10-30 | 2002-01-16 | Fina Technology | Preparacion de catalizadores metalocenicos para polimerizacion de olefina. |
US5066739A (en) * | 1990-07-30 | 1991-11-19 | Phillips Petroleum Company | Olefin polymerization with cyclopentadienyl lanthanidealkyl of hydride in presence of hydrogen |
US5109085A (en) * | 1990-08-27 | 1992-04-28 | Phillips Petroleum Company | Olefin polymerization process |
US5169818A (en) * | 1991-01-12 | 1992-12-08 | Hoechst Aktiengesellschaft | Metallocene (co)polymers, process for their preparation and their use as catalysts |
NL9101502A (nl) * | 1991-09-06 | 1993-04-01 | Dsm Nv | Werkwijze voor het bereiden van een gebrugde metalloceenverbinding alsmede een katalysatorcomponent en een werkwijze voor de polymerisatie van een olefinen. |
US5260244A (en) * | 1991-12-19 | 1993-11-09 | Phillips Petroleum Company | Transition metal/rare earth catalyst, olefin polymeration process, and polymer produced |
US5182244A (en) * | 1991-12-19 | 1993-01-26 | Phillips Petroleum Company | Transition metal/rare earth catalyst and olefin polymerization process |
US5232999A (en) * | 1992-01-27 | 1993-08-03 | Phillips Petroleum Company | Olefin polymerization catalyst and process |
DE69328996T2 (de) * | 1992-09-04 | 2000-11-16 | Bp Chem Int Ltd | Katalysatorzusammensetzung und Verfahren zur Herstellung von Polyolefinen |
PT586168E (pt) * | 1992-09-04 | 2000-12-29 | Bp Chem Int Ltd | Composicoes cataliticas e processo para a preparacao de olefinas |
US5354721A (en) * | 1993-06-22 | 1994-10-11 | Phillips Petroleum Company | Organo-aluminoxy product and use |
US5395811A (en) * | 1993-11-15 | 1995-03-07 | The Regents Of The University Of California | Highly active π-allylnickel-based polymerization initiators |
GB9405012D0 (en) * | 1994-03-15 | 1994-04-27 | Bp Chem Int Ltd | Polymerisation catalysts |
CN100357327C (zh) * | 1995-01-24 | 2007-12-26 | 纳幕尔杜邦公司 | α-烯烃和烯烃聚合物及其制备方法 |
-
1995
- 1995-09-29 US US08/536,947 patent/US5700748A/en not_active Expired - Fee Related
-
1996
- 1996-09-25 CA CA002186410A patent/CA2186410A1/en not_active Abandoned
- 1996-09-26 ZA ZA968112A patent/ZA968112B/xx unknown
- 1996-09-27 AR ARP960104533A patent/AR003740A1/es unknown
- 1996-09-27 PL PL96316332A patent/PL316332A1/xx unknown
- 1996-09-27 TR TR96/00770A patent/TR199600770A2/xx unknown
- 1996-09-27 SK SK1244-96A patent/SK124496A3/sk unknown
- 1996-09-27 CZ CZ962859A patent/CZ285996A3/cs unknown
- 1996-09-27 AU AU65877/96A patent/AU6587796A/en not_active Abandoned
- 1996-09-27 HU HU9602680A patent/HUP9602680A3/hu unknown
- 1996-09-27 EP EP96307108A patent/EP0771777A1/en not_active Withdrawn
- 1996-09-27 BR BR9603942A patent/BR9603942A/pt active Search and Examination
- 1996-09-28 CN CN96112026A patent/CN1157291A/zh active Pending
- 1996-09-30 KR KR1019960043605A patent/KR970015605A/ko not_active Application Discontinuation
-
1997
- 1997-06-26 US US08/883,074 patent/US5912311A/en not_active Expired - Fee Related
- 1997-06-26 US US08/883,053 patent/US5866497A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
MX9604380A (es) | 1997-09-30 |
SK124496A3 (en) | 1997-06-04 |
BR9603942A (pt) | 1998-06-09 |
CN1157291A (zh) | 1997-08-20 |
KR970015605A (ko) | 1997-04-28 |
US5700748A (en) | 1997-12-23 |
AU6587796A (en) | 1997-04-10 |
ZA968112B (en) | 1997-04-21 |
HUP9602680A2 (en) | 1997-10-28 |
EP0771777A1 (en) | 1997-05-07 |
HU9602680D0 (en) | 1996-11-28 |
PL316332A1 (en) | 1997-04-01 |
TR199600770A2 (tr) | 1997-04-22 |
CA2186410A1 (en) | 1997-03-30 |
CZ285996A3 (en) | 1997-06-11 |
US5912311A (en) | 1999-06-15 |
US5866497A (en) | 1999-02-02 |
AR003740A1 (es) | 1998-09-09 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
AU6561094A (en) | Propylene polymer, process for producing the same, composition thereof, polymerization catalyst component, and process for producing the same | |
SG90013A1 (en) | Carrier for olefin polymerization catalyst, olefin polymerization catalyst and process for producing olefin polymer | |
EP0717053A3 (en) | Catalyst for the polymerization of olefins and process for the production of polyolefins using the same | |
EP0909775A4 (en) | CATALYST FOR PRODUCING POLYESTER, METHOD FOR PRODUCING IT AND METHOD FOR PRODUCING POLYESTER USING THIS CATALYST | |
ZA961910B (en) | Supported catalyst component, supported catalyst, preparation process, polymerization process, complex compounds, and their preparation. | |
SG73622A1 (en) | Solid catalyst component and catalyst for olefin polymerization and process for producing olefin polymer | |
HUP9600822A2 (en) | Catalyst precursor, cotalyst system and process for the production of polyolefins | |
HUP0002503A3 (en) | Prepolymerized catalyst components for the polymerization of olefins, process for producing thereof and process for polymerizing thereby | |
ZA976084B (en) | Catalyst system and process for producing a polymer. | |
EP0864588A4 (en) | METHOD FOR PRODUCING POLYMERS WITH FUNCTIONAL GROUPS | |
SG64939A1 (en) | Olefin polymerization catalyst, process for preparing olefin polymer, and olefin polymer | |
EP0713886A3 (en) | Process for producing a catalyst support for the polymerization of olefins | |
ZA949703B (en) | Alpha-olefin polymerization catalyst system and process for producing alpha-olefin catalyst. | |
SG85090A1 (en) | Solid catalyst component for alpha-olefin polymerization, catalyst for alpha-olefin polymerization, and process for producing alpha-olefin polymer | |
CY2440B1 (en) | Process improvement in the synthesis of N-A3-(3-cyanopyrazolo A1,5-aUpyrimidin-7-yl)phenylU-N-ethyl-acetamide. | |
HUP9602680A3 (en) | Catalyst precursor, catalyst composition, process for producing olefin polymer and the polymer produced thereby | |
SG81898A1 (en) | Olefin polymerization catalyst component, olefin polymerization catalyst and process for producing olefin polymer | |
AU3783597A (en) | Polypropylene composition, process for preparing the same, and polymerization catalyst therefor | |
AU9464198A (en) | Supported metallocene catalyst, process for preparing the same, and process for producing olefin polymers | |
HU9403137D0 (en) | Polymer system, process for producing said polymer system and using said polymer system | |
HUP9602571A3 (en) | Reduction catalyst composition, uses thereof and process for producing aldehydes and aldehyde-derivatives | |
EP0739912A3 (en) | Polymers with a high acid value, their use and process for their preparation | |
AU5781598A (en) | Preactivated catalyst for olefin (co)polymer, catalyst for olefin (co)polymerization, olefin (co)polymer composition, and process for producing the same | |
EP0657476A3 (en) | Alpha olefin polymers, catalyst for the polymerization of alpha olefins and process for the preparation of an alpha olefin polymer. | |
SG86981A1 (en) | Alpha-olefin polymerization catalyst and process for producing alpha-olefin polymer |