IT1152506B - Procedimento in fase gassosa per produrre copolimeri di etilene e alfa-olefine superiori - Google Patents

Procedimento in fase gassosa per produrre copolimeri di etilene e alfa-olefine superiori

Info

Publication number
IT1152506B
IT1152506B IT22943/82A IT2294382A IT1152506B IT 1152506 B IT1152506 B IT 1152506B IT 22943/82 A IT22943/82 A IT 22943/82A IT 2294382 A IT2294382 A IT 2294382A IT 1152506 B IT1152506 B IT 1152506B
Authority
IT
Italy
Prior art keywords
alfa
gaseous phase
produce upper
olefine copolymers
upper ethylene
Prior art date
Application number
IT22943/82A
Other languages
English (en)
Italian (it)
Other versions
IT8222943A0 (it
Inventor
Charles Cozewith
Original Assignee
Exxon Research Engineering Co
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 Exxon Research Engineering Co filed Critical Exxon Research Engineering Co
Publication of IT8222943A0 publication Critical patent/IT8222943A0/it
Application granted granted Critical
Publication of IT1152506B publication Critical patent/IT1152506B/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
    • 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
    • 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

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)
  • Polymerisation Methods In General (AREA)
IT22943/82A 1981-08-24 1982-08-23 Procedimento in fase gassosa per produrre copolimeri di etilene e alfa-olefine superiori IT1152506B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US29553381A 1981-08-24 1981-08-24

Publications (2)

Publication Number Publication Date
IT8222943A0 IT8222943A0 (it) 1982-08-23
IT1152506B true IT1152506B (it) 1987-01-07

Family

ID=23138110

Family Applications (1)

Application Number Title Priority Date Filing Date
IT22943/82A IT1152506B (it) 1981-08-24 1982-08-23 Procedimento in fase gassosa per produrre copolimeri di etilene e alfa-olefine superiori

Country Status (10)

Country Link
JP (1) JPS5840308A (enrdf_load_html_response)
AU (1) AU564574B2 (enrdf_load_html_response)
BE (1) BE894163A (enrdf_load_html_response)
CA (1) CA1174800A (enrdf_load_html_response)
DE (1) DE3231198A1 (enrdf_load_html_response)
FR (1) FR2511689B1 (enrdf_load_html_response)
GB (1) GB2105355B (enrdf_load_html_response)
IT (1) IT1152506B (enrdf_load_html_response)
NL (1) NL8203307A (enrdf_load_html_response)
SE (1) SE459735B (enrdf_load_html_response)

Families Citing this family (36)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4579835A (en) * 1984-12-12 1986-04-01 Exxon Research & Engineering Co. Polymerization catalyst, production and use
US4607019A (en) * 1984-12-12 1986-08-19 Exxon Research & Engineering Co. Polymerization catalyst, production and use
US4948771A (en) * 1988-12-07 1990-08-14 Union Carbide Chemicals And Plastics Company Inc. Ethylene copolymerization catalyst
DE69022937T2 (de) * 1989-09-11 1996-05-23 Union Carbide Chem Plastic Ethylen/Propylen/Ethylidennorbornenkautschuke.
US5030605A (en) * 1989-12-29 1991-07-09 Union Carbide Chemicals And Plastics Technology Corporation Catalyst for regulating the molecular weight distribution of ethylene polymers
US5317036A (en) * 1992-10-16 1994-05-31 Union Carbide Chemicals & Plastics Technology Corporation Gas phase polymerization reactions utilizing soluble unsupported catalysts
US5416053A (en) * 1993-06-28 1995-05-16 Union Carbide Chemicals & Plastics Technology Corporation Homogenous polyethylenes and ethylene/propylene copolymers rubbers
US5332793A (en) * 1993-06-28 1994-07-26 Union Carbide Chemicals & Plastics Technology Corporation Ethylene/propylene copolymer rubbers
US5342907A (en) * 1993-06-28 1994-08-30 Union Carbide Chemicals & Plastics Technology Corporation Ethylene/propylene copolymer rubbers
US5480850A (en) * 1993-06-28 1996-01-02 Union Carbide Chemical & Plastics Technology Corporation Ethylene/propylene copolymer rubbers
US5502127A (en) * 1994-03-31 1996-03-26 Union Carbide Chemicals & Plastics Technology Corporation Process for production of homogeneous polyethylene
US5410003A (en) * 1994-03-31 1995-04-25 Union Carbide Chemicals & Plastics Technology Corporation Process for production of homogeneous polyethylenes
US5492986A (en) * 1994-03-31 1996-02-20 Union Carbide Chemicals & Plastics Technology Corporation Process for producing homogeneous polyethylenes
IT1271278B (it) * 1994-12-15 1997-05-27 Enichem Elastomers Sistema catalitico supportato per la produzione di copolimeri etilene propilene
US6281306B1 (en) 1999-12-16 2001-08-28 Univation Technologies, Llc Method of polymerization
BR0315341B1 (pt) 2002-10-15 2014-02-18 Adesivos compreendendo poliolefina.
US7223822B2 (en) 2002-10-15 2007-05-29 Exxonmobil Chemical Patents Inc. Multiple catalyst and reactor system for olefin polymerization and polymers produced therefrom
US20070073012A1 (en) 2005-09-28 2007-03-29 Pannell Richard B Method for seed bed treatment before a polymerization reaction
US7985811B2 (en) 2004-01-02 2011-07-26 Univation Technologies, Llc Method for controlling sheeting in gas phase reactors
US7629422B2 (en) 2004-12-21 2009-12-08 Univation Technologies, Llc Process for transitioning between Ziegler-Natta-based and chromium-based catalysts
US6987152B1 (en) * 2005-01-11 2006-01-17 Univation Technologies, Llc Feed purification at ambient temperature
EP1803747A1 (en) 2005-12-30 2007-07-04 Borealis Technology Oy Surface-modified polymerization catalysts for the preparation of low-gel polyolefin films
TW200936564A (en) 2007-11-15 2009-09-01 Univation Tech Llc Methods for the removal of impurities from polymerization feed streams
EP2358767B1 (en) 2008-12-18 2013-02-20 Univation Technologies, LLC Method for seed bed treatment for a polymerization reaction
IN2015DN03815A (enrdf_load_html_response) 2012-12-28 2015-10-02 Univation Tech Llc
ES2752705T3 (es) 2014-04-02 2020-04-06 Univation Tech Llc Composiciones de continuidad y método de polimerización de olefinas que las emplea
US10414843B2 (en) 2015-03-10 2019-09-17 Univation Technologies, Llc Spray dried catalyst compositions, methods for preparation and use in olefin polymerization processes
EP3288984B1 (en) 2015-04-27 2023-08-09 Univation Technologies, LLC Supported catalyst compositions having improved flow properties and preparation thereof
EP4210868A1 (en) 2020-09-14 2023-07-19 Chevron Phillips Chemical Company Lp Transition metal-catalyzed production of alcohol and carbonyl compounds from hydrocarbons
CN117098785A (zh) 2021-04-30 2023-11-21 埃克森美孚化学专利公司 用于聚合反应器中不同聚合催化剂之间的转变的方法
BR112023025507A2 (pt) 2021-06-10 2024-02-27 Dow Global Technologies Llc Composição catalisadora, e, processos para produzir uma composição catalisadora e um polímero de poliolefina
USD1081928S1 (en) * 2023-09-26 2025-07-01 Delta Faucet Company Faucet
USD1073020S1 (en) * 2023-09-26 2025-04-29 Delta Faucet Company Faucet
USD1073870S1 (en) * 2023-09-26 2025-05-06 Delta Faucet Company Faucet
USD1081926S1 (en) * 2023-09-26 2025-07-01 Delta Faucet Company Faucet
USD1081927S1 (en) * 2023-09-26 2025-07-01 Delta Faucet Company Faucet

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7502153A (nl) * 1974-02-27 1975-08-29 Monsanto Co Werkwijze voor de regeling van de deeltjes- grootte bij de polymerisatie van alkenen.
JPS52141888A (en) * 1976-05-21 1977-11-26 Nippon I P Rubber Kk Ethyleneepropylene copolymers rubber
JPS5948046B2 (ja) * 1978-08-17 1984-11-24 三井化学株式会社 エチレン共重合ゴム
JPS5556110A (en) * 1978-10-20 1980-04-24 Nippon Oil Co Ltd Preparation of copolymer
JPS5556111A (en) * 1978-10-20 1980-04-24 Nippon Oil Co Ltd Preparation of copolymer
JPS5573712A (en) * 1978-11-29 1980-06-03 Nippon Oil Co Ltd Preparation of copolymer
JPS5681311A (en) * 1979-12-06 1981-07-03 Nippon Oil Co Ltd Production of polyolefin
JPS6042806B2 (ja) * 1979-12-26 1985-09-25 日石三菱株式会社 共重合体の製造方法

Also Published As

Publication number Publication date
IT8222943A0 (it) 1982-08-23
NL8203307A (nl) 1983-03-16
BE894163A (nl) 1983-02-23
AU8755482A (en) 1983-03-03
GB2105355B (en) 1985-05-01
CA1174800A (en) 1984-09-18
FR2511689B1 (fr) 1986-07-04
JPH0248004B2 (enrdf_load_html_response) 1990-10-23
JPS5840308A (ja) 1983-03-09
SE459735B (sv) 1989-07-31
FR2511689A1 (fr) 1983-02-25
AU564574B2 (en) 1987-08-20
DE3231198A1 (de) 1983-05-11
GB2105355A (en) 1983-03-23
SE8204841L (sv) 1983-02-25
SE8204841D0 (sv) 1982-08-24

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