IT1283630B1 - Procedimento per la preparazione di copolimeri elastomerici ep(d)m - Google Patents

Procedimento per la preparazione di copolimeri elastomerici ep(d)m

Info

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
Application number
IT96MI000926A
Other languages
English (en)
Inventor
Viviano Banzi
Liliana Gila
Roberto Santi
Paolo Biagini
Giampietro Borsotti
Original Assignee
Enichem Spa
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 Enichem Spa filed Critical Enichem Spa
Publication of ITMI960926A0 publication Critical patent/ITMI960926A0/it
Priority to IT96MI000926A priority Critical patent/IT1283630B1/it
Priority to CA002204177A priority patent/CA2204177C/en
Priority to US08/841,396 priority patent/US6124413A/en
Priority to ES97201335T priority patent/ES2148895T3/es
Priority to EP97201335A priority patent/EP0806436B1/en
Priority to DE69702569T priority patent/DE69702569T2/de
Priority to MX9703331A priority patent/MX9703331A/es
Priority to RU97107128/04A priority patent/RU2179561C2/ru
Priority to BR9703091A priority patent/BR9703091A/pt
Priority to KR1019970017639A priority patent/KR100257458B1/ko
Priority to CN97111129A priority patent/CN1098869C/zh
Priority to JP11979797A priority patent/JP3986613B2/ja
Publication of ITMI960926A1 publication Critical patent/ITMI960926A1/it
Application granted granted Critical
Publication of IT1283630B1 publication Critical patent/IT1283630B1/it

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 ethylene-propylene 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 ethylene-propylene-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)
IT96MI000926A 1996-05-09 1996-05-09 Procedimento per la preparazione di copolimeri elastomerici ep(d)m IT1283630B1 (it)

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
ES97201335T ES2148895T3 (es) 1996-05-09 1997-05-03 Procedimiento para la preparacion de copolimeros elastomericos ep(d)m.
EP97201335A EP0806436B1 (en) 1996-05-09 1997-05-03 Process for preparing elastomeric ep(d)m copolymers
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
BR9703091A BR9703091A (pt) 1996-05-09 1997-05-08 Processo para preparação de copolímeros elastoméricos de ep(d) m
KR1019970017639A KR100257458B1 (ko) 1996-05-09 1997-05-08 엘라스토머 이피(디)엠 공중합체의 제조 방법
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 (33)

* Cited by examiner, † Cited by third party
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
KR20010034199A (ko) * 1998-11-20 2001-04-25 간디 지오프레이 에이치. 다리화 메탈로센, 제조, 촉매계 내에서의 용도
ITMI20011017A1 (it) * 2001-05-17 2002-11-17 Enichem Spa Procedimento per la preparazione di copolimeri e terpolimeri elastomerici ep (d) m
CA2454060A1 (en) * 2001-07-19 2003-01-30 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
AU2003291088A1 (en) * 2002-12-05 2004-06-30 Exxonmobil Chemical Patents Inc. Branched diene-modified crystalline polypropylene terpolymers
EP1464657A1 (en) * 2003-03-06 2004-10-06 ATOFINA Research Hydrogenated metallocene catalyst
DE602005010255D1 (de) 2004-07-08 2008-11-20 Exxonmobil Chem Patents Inc Katalysator system für die olefinpolymerisation und verfahren zu seiner verwendung
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
JP2010529253A (ja) 2007-06-04 2010-08-26 エクソンモービル・ケミカル・パテンツ・インク 非常に均一なプロピレンの溶液重合法
US7910637B2 (en) 2007-09-13 2011-03-22 Exxonmobil Research And Engineering Company In-line blending of plasticizers with a base polymer
CN101855249B (zh) 2007-09-13 2013-02-13 埃克森美孚研究工程公司 在线生产增塑聚合物和增塑聚合物共混物的方法
EP2231779B1 (en) 2007-12-20 2012-06-06 ExxonMobil Research and Engineering Company In-line process to produce pellet-stable polyolefins
US7910679B2 (en) 2007-12-20 2011-03-22 Exxonmobil Research And Engineering Company Bulk homogeneous polymerization process for ethylene propylene copolymers
CN103254513B (zh) 2007-12-20 2015-08-26 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
US8629292B2 (en) 2010-10-07 2014-01-14 Chevron Phillips Chemical Company Lp Stereoselective synthesis of bridged metallocene complexes
US8609793B2 (en) 2010-10-07 2013-12-17 Chevron Phillips Chemical Company Lp Catalyst systems containing a bridged metallocene
US8637616B2 (en) 2010-10-07 2014-01-28 Chevron Philips Chemical Company Lp Bridged metallocene catalyst systems with switchable hydrogen and comonomer effects
US10800865B2 (en) 2015-09-14 2020-10-13 Exxonmobil Chemical Patents Inc. Process for making branched EPDM and the EPDM therefrom
US11041034B2 (en) 2018-02-09 2021-06-22 Exxonmobil Chemical Patents Inc. Ethylene-a-olefin-diene elastomers and methods of making them
CN112334499B (zh) 2018-06-04 2023-03-24 埃克森美孚化学专利公司 具有si-si桥的茂金属
WO2019236349A1 (en) 2018-06-04 2019-12-12 Exxonmobil Chemical Patents Inc. Catalyst systems including two hafnocene catalyst compounds
US11198747B2 (en) 2018-06-04 2021-12-14 Exxonmobil Chemical Patents Inc. Catalyst systems including two hafnocene catalyst compounds
JP7743720B2 (ja) * 2020-07-01 2025-09-25 日本ポリエチレン株式会社 オレフィン重合用触媒成分、オレフィン重合用触媒、及び、オレフィン重合体の製造方法
KR102603860B1 (ko) * 2022-08-09 2023-11-22 윤정식 패각분말을 고함량 포함하는 조성물 및 이를 이용한 마스터 배치

Family Cites Families (13)

* Cited by examiner, † Cited by third party
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
JP2545006B2 (ja) * 1990-07-03 1996-10-16 ザ ダウ ケミカル カンパニー 付加重合触媒
EP0552946B1 (en) * 1992-01-23 1997-04-16 Mitsui Petrochemical Industries, Ltd. Ethylene/alpha-olefin/7-methyl-1,6-octadiene copolymer rubber and composition of the same
EP0647243B1 (en) * 1992-06-18 1998-03-18 Montell Technology Company bv Process for preparing an ethylenic copolymer
DE69434709T2 (de) * 1993-06-07 2006-10-19 Mitsui Chemicals, Inc. Propylenelastomere
EP0629632B2 (en) * 1993-06-07 2015-01-21 Mitsui Chemicals, Inc. Polypropylene
IT1271406B (it) * 1993-09-13 1997-05-28 Spherilene Srl Procedimento per la preparazione di polimeri dell'etilene e prodotti ottenuti
IT1270253B (it) * 1994-06-20 1997-04-29 Spherilene Srl Copolimeri dell'etilene e procedimento per la preparazione di polimeri dell'etilene
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
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
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

Also Published As

Publication number Publication date
JP3986613B2 (ja) 2007-10-03
BR9703091A (pt) 1998-09-08
ES2148895T3 (es) 2000-10-16
KR100257458B1 (ko) 2000-06-01
JPH1067817A (ja) 1998-03-10
DE69702569D1 (de) 2000-08-24
EP0806436B1 (en) 2000-07-19
MX9703331A (es) 1998-04-30
CA2204177A1 (en) 1997-11-09
ITMI960926A1 (it) 1997-11-09
KR970074808A (ko) 1997-12-10
CN1098869C (zh) 2003-01-15
EP0806436A1 (en) 1997-11-12
US6124413A (en) 2000-09-26
CN1172816A (zh) 1998-02-11
DE69702569T2 (de) 2001-03-15
CA2204177C (en) 2006-06-20
ITMI960926A0 (it) 1996-05-09
RU2179561C2 (ru) 2002-02-20

Similar Documents

Publication Publication Date Title
IT1283630B1 (it) Procedimento per la preparazione di copolimeri elastomerici ep(d)m
IT1275452B (it) Procedimento per la preparazione di copolimeri etilene-propilene
FI954814L (fi) Prosessi propeenin homo- tai kopolymeerien valmistamiseksi
EP0764676A3 (en) Process for the preparation of polysiloxane-polycarbonate block copolymers
IL138017A0 (en) Polymerization of olefins
AU4977597A (en) Process for the fractionation of polyoxyalkylene block copolymers
IT1277696B1 (it) Catalizzatori per la polimerizzazione di alfa-olefine
IT1282627B1 (it) Procedimento per la preparazione di perfluoropoliossialchileni perossidici
ITMI950280A0 (it) Procedimento per la preparazione di copolimeri vinilaromatici rinforzati con gomma
FI964572L (fi) Prosessi propeenin homo- tai kopolymeerien valmistamiseksi
ZA972276B (en) Process for the preparation of alpha olefins.
IT1272922B (it) Procedimento per la preparazione di composti metallocenici
ITMI931680A0 (it) Procedimento per la preparazione di alcansolfonammidi
ITMI991331A0 (it) Procedimento per la polimerizzazione di polialchipiperidina
BR9706702A (pt) Purificação de 1,1,1,3,3-pentafluorpropano
IT1283587B1 (it) Procedimento per la preparazione di miscele polimeriche a base di copolimeri elastomerici ep(d)m
IT1290151B1 (it) Procedimento migliorato per la produzione di 5-idrossimetiltiazolo
IT1294247B1 (it) Procedimento per la produzione di nitrobenzammidi oppure amminobenzammidi
FR2750998B1 (fr) Procede de preparation de k-carraghenase
IL128466A0 (en) Process for the preparation of nizatidine
ITMI951398A0 (it) PROCEDIMENTO PER LA PREPARAZIONE DI (CO) POLIMERI DI à-OLEFINE
HRP960329B1 (en) Process for the preparation of alpha, omega-bromochloroalcanes
IT1283641B1 (it) Procedimento per la preparazione di cefalosporine
ITMI940454A0 (it) Catalizzatore per la preparazione di copolimeri elastomerici etilene- propilene
AU1972097A (en) Process for the preparation of form 1 ranitidine hydrochloride

Legal Events

Date Code Title Description
0001 Granted