ES2117829T3 - Composicion de catalizador de metaloceno cargada y secada por pulverizacion, utilizada en la fabricacion de poliolefinas. - Google Patents

Composicion de catalizador de metaloceno cargada y secada por pulverizacion, utilizada en la fabricacion de poliolefinas.

Info

Publication number
ES2117829T3
ES2117829T3 ES95300993T ES95300993T ES2117829T3 ES 2117829 T3 ES2117829 T3 ES 2117829T3 ES 95300993 T ES95300993 T ES 95300993T ES 95300993 T ES95300993 T ES 95300993T ES 2117829 T3 ES2117829 T3 ES 2117829T3
Authority
ES
Spain
Prior art keywords
metallocene catalyst
polyolefines
manufacture
composition
spray dried
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
ES95300993T
Other languages
English (en)
Inventor
Eric Paul Wasserman
Timothy Roger Lynn
Mark Wilton Smale
Iii Robert Converse Brady
Frederick John Karol
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Union Carbide Chemicals and Plastics Technology LLC
Original Assignee
Union Carbide Chemicals and Plastics Technology LLC
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Union Carbide Chemicals and Plastics Technology LLC filed Critical Union Carbide Chemicals and Plastics Technology LLC
Application granted granted Critical
Publication of ES2117829T3 publication Critical patent/ES2117829T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • 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
    • 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
    • C08F4/61912—Component covered by group C08F4/60 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
    • C08F4/619—Component covered by group C08F4/60 containing a transition metal-carbon bond
    • C08F4/61916—Component covered by group C08F4/60 containing a transition metal-carbon bond supported on a carrier, e.g. silica, MgCl2, polymer
    • 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
    • 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
    • C08F4/61922—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 containing at least two cyclopentadienyl rings, fused or not
    • 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
    • C08F4/65916—Component covered by group C08F4/64 containing a transition metal-carbon bond supported on a carrier, e.g. silica, MgCl2, polymer
    • 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
    • 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)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)

Abstract

SE DESCRIBEN Y REIVINDICAN COMPOSICIONES CATALIZADORAS CONTENIENDO METALOCENO, QUE INCLUYEN CARGA INERTE, UN METODO PARA SU PREPARACION Y UN METODO PARA SU USO, EN LA PRODUCCION DE POLIOLEFINAS. LAS COMPOSICIONES CATALIZADORAS CONTIENEN PARTICULAS SOLIDAS DE UNA MEZCLA QUE CONTIENE: A) UN CATALIZADOR DE METALOCENO; B) UN COCATALIZADOR CAPAZ DE ACTIVAR EL CITADO CATALIZADOR DE METALOCENO; Y C) MATERIAL DE CARGA EN PARTICULAS, QUE TIENE UN TAMAÑO MEDIO DE PARTICULAS MENOR DE UNOS 10 MICROMETROS, QUE NO ES REACTIVO CON EL CATALIZADOR DE METALOCENO Y EL COCATALIZADOR. SE PREPARAN MEDIANTE DESHIDRATACION POR ASPERSION DE UNA MEZCLA PASTOSA DE LOS CONSTITUYENTES.
ES95300993T 1994-02-17 1995-02-16 Composicion de catalizador de metaloceno cargada y secada por pulverizacion, utilizada en la fabricacion de poliolefinas. Expired - Lifetime ES2117829T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US19792294A 1994-02-17 1994-02-17

Publications (1)

Publication Number Publication Date
ES2117829T3 true ES2117829T3 (es) 1998-08-16

Family

ID=22731286

Family Applications (1)

Application Number Title Priority Date Filing Date
ES95300993T Expired - Lifetime ES2117829T3 (es) 1994-02-17 1995-02-16 Composicion de catalizador de metaloceno cargada y secada por pulverizacion, utilizada en la fabricacion de poliolefinas.

Country Status (9)

Country Link
EP (1) EP0668295B1 (es)
JP (1) JP2989512B2 (es)
AT (1) ATE166887T1 (es)
AU (1) AU689178B2 (es)
BR (1) BR9500663A (es)
CA (1) CA2142669C (es)
DE (1) DE69502744T2 (es)
ES (1) ES2117829T3 (es)
MX (1) MX9500982A (es)

Families Citing this family (39)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6545088B1 (en) 1991-12-30 2003-04-08 Dow Global Technologies Inc. Metallocene-catalyzed process for the manufacture of EP and EPDM polymers
CA2181413A1 (en) * 1995-07-18 1998-01-18 Edwar S. Shamshoum Process for the syndiotactic propagation of olefins
US6211109B1 (en) * 1995-07-18 2001-04-03 Fina Technology, Inc. Process for treating silica with alumoxane
DE59500269D1 (de) * 1995-09-13 1997-07-03 Witco Gmbh Verfahren zur Herstellung von Metallocen-Katalysatorsystemen auf inerten Trägermaterialien unter Verwendung von Gasphasenreaktoren
ES2104454T3 (es) * 1995-09-13 1997-10-01 Witco Gmbh Procedimiento para la preparacion de sistemas de catalizadores del tipo de metalocenos sobre materiales de soporte inertes.
US6225426B1 (en) 1996-04-10 2001-05-01 Uniroyal Chemical Company, Inc. Process for producing polyolefin elastomer employing a metallocene catalyst
KR100505842B1 (ko) * 1996-04-10 2005-11-21 유니로얄 캐미칼 캄파니, 인크. 폴리올레핀탄성중합체의제조를위한중합반응방법,메탈로센프로촉매의활성화를위한양이온-생성조촉매,물리적특성의특이한결합을지니는폴리올레핀탄성중합체및그들로부터제조된제품
ES2210479T3 (es) * 1996-10-30 2004-07-01 Repsol Quimica S.A. Sistemas cataliticos para polimerizar y copolimerizar alfa-olefinas.
EP0839834B1 (en) 1996-10-30 2001-06-13 Repsol Quimica S.A. Catalyst systems for the polymerization and copolymerization of alpha-olefins
DE69703728T2 (de) 1996-10-31 2001-06-28 Repsol Quimica S.A., Madrid Katalysatorsysteme für die Polymerisation und Copolymerisation von Alpha-Olefinen
US6180736B1 (en) * 1996-12-20 2001-01-30 Exxon Chemical Patents Inc High activity metallocene polymerization process
CN1264869C (zh) 1997-08-21 2006-07-19 住友化学工业株式会社 改性粒子 ,用其制成的载体 ,用其制成的烯烃聚合用催化剂成分 ,用其制成的烯烃聚合用催化剂以及烯烃聚合物制备方法
CA2215444C (en) * 1997-09-15 2005-08-02 Stephen John Brown Catalyst having a ketimide ligand
US6242545B1 (en) 1997-12-08 2001-06-05 Univation Technologies Polymerization catalyst systems comprising substituted hafinocenes
US20060293470A1 (en) * 2005-06-28 2006-12-28 Cao Phuong A Polymerization process using spray-dried catalyst
US8497330B2 (en) 1997-12-08 2013-07-30 Univation Technologies, Llc Methods for polymerization using spray dried and slurried catalyst
US6166152A (en) * 1998-02-26 2000-12-26 Phillips Petroleum Company Process to produce low density polymer in a loop reactor
PT953581E (pt) 1998-04-27 2004-07-30 Repsol Quimica Sa Sistemas cataliticos para a polimerizacao e a copolimerizacao de alfa-olefinas
EP0969019A1 (en) * 1998-07-02 2000-01-05 Fina Research S.A. Polyolefin production
US6060568A (en) * 1998-12-18 2000-05-09 The Governors Of The University Of Alberta Carbene transition metal catalysts
US6235919B1 (en) 1999-08-17 2001-05-22 The Governors Of The University Of Alberta Aluminum complexes for olefin polymerization
US6300439B1 (en) 1999-11-08 2001-10-09 Univation Technologies, Llc Group 15 containing transition metal catalyst compounds, catalyst systems and their use in a polymerization process
US6274684B1 (en) 1999-10-22 2001-08-14 Univation Technologies, Llc Catalyst composition, method of polymerization, and polymer therefrom
US6281306B1 (en) 1999-12-16 2001-08-28 Univation Technologies, Llc Method of polymerization
US6476245B1 (en) 2000-07-26 2002-11-05 The Governors Of The University Of Alberta Phosphinimine methanide transition metal catalysts
US6444834B1 (en) 2000-08-09 2002-09-03 The Governors Of The University Of Alberta Aluminum complexes for olefin polymerization
US6858767B1 (en) * 2000-08-11 2005-02-22 Uniroyal Chemical Company, Inc. Process for producing liquid polyalphaolefin polymer, metallocene catalyst therefor, the resulting polymer and lubricant containing same
US6656866B2 (en) 2000-12-04 2003-12-02 Univation Technologies, Llc Catalyst preparation method
US6777366B2 (en) * 2001-02-13 2004-08-17 Fina Technology, Inc. Method for the preparation of metallocene catalysts
DE10163154A1 (de) * 2001-12-20 2003-07-03 Basell Polyolefine Gmbh Pyrogene Kieselsäuren enthaltender Katalysatorfeststoff zur Olefinpolymerisation
CN1284805C (zh) * 2002-06-03 2006-11-15 尤尼威蒂恩技术有限责任公司 固体颗粒状喷雾干燥的多相催化剂组合物
US20110034324A1 (en) * 2008-04-28 2011-02-10 Univation Technologies, Llc Methods for Preparing Catalyst Systems
WO2011078923A1 (en) 2009-12-23 2011-06-30 Univation Technologies, Llc Methods for producing catalyst systems
EP2707398B1 (en) 2011-05-13 2017-08-09 Univation Technologies, LLC Spray-dried catalyst compositions and polymerization processes employing the same
ES2798272T3 (es) 2011-11-08 2020-12-10 Univation Tech Llc Métodos de preparación de un sistema catalítico
IN2015DN03815A (es) 2012-12-28 2015-10-02 Univation Tech Llc
RU2647855C2 (ru) * 2013-01-14 2018-03-21 ЮНИВЕЙШН ТЕКНОЛОДЖИЗ, ЭлЭлСи Способы получения каталитических систем с повышенной производительностью
CN106574009B (zh) * 2014-06-12 2019-06-28 道达尔研究技术弗吕公司 用于在至少一个连续搅拌釜反应器中制备聚乙烯的工艺
KR20170005199A (ko) * 2015-07-01 2017-01-12 한국생산기술연구원 제올라이트-금속염화물 하이브리드 수분흡착제의 개선된 제조방법, 및 이에 의해 제조된 수분흡착제, 및 이를 포함하는 표면코팅용 수분흡착 조성물의 제조방법

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1475001A (fr) * 1966-02-17 1967-03-31 Raffinage Cie Francaise Procédé de préparation de polymères et copolymères d'hydrocarbures insaturés renforcés par du noir de carbone
US4293673A (en) * 1978-12-28 1981-10-06 Union Carbide Corporation Spheroidal polymerization catalyst, process for preparing, and use for ethylene polymerization
US4376062A (en) * 1979-11-28 1983-03-08 Union Carbide Corporation Spheroidal polymerization catalyst, process for preparing, and use for ethylene polymerization
DE3240382A1 (de) * 1982-11-02 1984-05-03 Hoechst Ag, 6230 Frankfurt Verfahren zur herstellung von gefuellten polyolefinen
EP0374619A1 (en) * 1983-11-14 1990-06-27 Idemitsu Kosan Company Limited Process for the production of polyethylene compositions
ATE131178T1 (de) * 1987-09-28 1995-12-15 Idemitsu Kosan Co Verfahren zur herstellung eines styrenpolymers.
US5317036A (en) * 1992-10-16 1994-05-31 Union Carbide Chemicals & Plastics Technology Corporation Gas phase polymerization reactions utilizing soluble unsupported catalysts

Also Published As

Publication number Publication date
JP2989512B2 (ja) 1999-12-13
EP0668295B1 (en) 1998-06-03
BR9500663A (pt) 1995-10-31
JPH07258324A (ja) 1995-10-09
EP0668295A1 (en) 1995-08-23
AU1227895A (en) 1995-08-24
DE69502744T2 (de) 1998-10-01
DE69502744D1 (de) 1998-07-09
CA2142669A1 (en) 1995-08-18
CA2142669C (en) 1999-11-23
MX9500982A (es) 1997-02-28
ATE166887T1 (de) 1998-06-15
AU689178B2 (en) 1998-03-26

Similar Documents

Publication Publication Date Title
ES2117829T3 (es) Composicion de catalizador de metaloceno cargada y secada por pulverizacion, utilizada en la fabricacion de poliolefinas.
EP0581651A3 (en) Materials in the form of colored spherical fine particles, processes for producing the same and cosmetic compositions containing the particulate material
BR9913689A (pt) Polìmeros superabsorventes tendo caracterìsticas antiaglutinação
DK0596203T3 (da) Præparater i fast partikelform indeholdende aktive forbindelser og vandopløselige polymerer
ATE183399T1 (de) Absorbierende strukturen mit spezifischer teilchengrössenverteilung von superabsorbierenden hydrogel formende materialien
DE3583558D1 (de) Verwendung von poroesen fuellstoffen in polymerisierbaren dentalmassen, solche massen und deren verwendung zur herstellung von formkoerpern.
NO904819D0 (no) Fremgangsmaate til behandling eller belegging av et underlag med et vandig materiale.
CA2155488A1 (en) Friction materials containing blends of organic fibrous and particulate components
CO5021235A1 (es) Composiciones en particulas con alta area de superficie cargadas con metal absorbedor de oxigeno y un producto que contiene las mismas
CA2155492A1 (en) Friction materials containing blends of organic fibrous and particulate components
DE69400384D1 (de) Bleichzusammensetzung in Form eines Granulats zum Bleichen von Haaren und Verfahren zur Herstellung
FR2735136B1 (fr) Composition pulverulente d'hydroxypropyl-betacyclodextrine et son procede de preparation.
JPS5753403A (en) Composition containing spray dry particle of n-acetyl-p-aminophenol and manufacture
PL339766A1 (en) Method of obtaining polymers in the form of solid particles
ATE189492T1 (de) Zusammensetzungen aus bleichmittelvorläufern enthaltend eine beschichtete peroxysäure
NO177060C (no) Grunningsmiddel samt fremgangsmåte ved dets fremstilling og anvendelse derav
DE3882884D1 (de) Anorganisches unloesliches industrielles rohmaterial aus abfaellen, verfahren zu seiner herstellung und seine anwendung.
ATE154510T1 (de) Granulierte peroxyd-zusammensetzung zum bleichen von haar und herstellungsverfahren
ATE127138T1 (de) Dispergierte teilchen enthaltende überzugszusammensetzungen und verfahren zu deren herstellung.
DE59804819D1 (de) Katalysatorzubereitung für die (co)polymerisation von alk-1-enen
FI932209A0 (fi) Foerfarande foer framstaellning av magnesiumkloridpartiklar med maongplanig struktur, magnesiumkloridpartiklar med maongplanig struktur, katalytkomponent buren av dessa partiklar och polyolefiner som erhaolls ur denna katalytkomponent
AU2837595A (en) Friction materials containing blends of organic fibrous and particulate components
JPS5596095A (en) Composite particle group containing active protein substance * production * use and regeneration thereof
SE9302322D0 (sv) Foerfarande och material foer belaeggning av ytor

Legal Events

Date Code Title Description
FG2A Definitive protection

Ref document number: 668295

Country of ref document: ES