ZA775201B - Process for preparing a-olefin polymers or copolymers - Google Patents

Process for preparing a-olefin polymers or copolymers

Info

Publication number
ZA775201B
ZA775201B ZA00775201A ZA775201A ZA775201B ZA 775201 B ZA775201 B ZA 775201B ZA 00775201 A ZA00775201 A ZA 00775201A ZA 775201 A ZA775201 A ZA 775201A ZA 775201 B ZA775201 B ZA 775201B
Authority
ZA
South Africa
Prior art keywords
copolymers
preparing
olefin polymers
olefin
polymers
Prior art date
Application number
ZA00775201A
Inventor
S Arita
Y Soma
Original Assignee
Mitsui Petrochemical Ind
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 Mitsui Petrochemical Ind filed Critical Mitsui Petrochemical Ind
Publication of ZA775201B publication Critical patent/ZA775201B/en

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

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)
ZA00775201A 1976-09-02 1977-08-26 Process for preparing a-olefin polymers or copolymers ZA775201B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10431276A JPS5330681A (en) 1976-09-02 1976-09-02 Preparation of polyalpha-olefin

Publications (1)

Publication Number Publication Date
ZA775201B true ZA775201B (en) 1978-07-26

Family

ID=14377399

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA00775201A ZA775201B (en) 1976-09-02 1977-08-26 Process for preparing a-olefin polymers or copolymers

Country Status (16)

Country Link
JP (1) JPS5330681A (en)
AT (1) AT350259B (en)
AU (1) AU507025B2 (en)
BE (1) BE858364A (en)
BR (1) BR7705864A (en)
CA (1) CA1085996A (en)
DE (1) DE2739608A1 (en)
ES (1) ES462046A1 (en)
FR (1) FR2363583A1 (en)
GB (1) GB1580635A (en)
IT (1) IT1085034B (en)
NL (1) NL162925C (en)
NO (1) NO151661C (en)
PT (1) PT66971B (en)
SE (1) SE438681B (en)
ZA (1) ZA775201B (en)

Families Citing this family (70)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53118488A (en) * 1977-03-25 1978-10-16 Nippon Oil Co Ltd Production of polyolefin
JPS53124592A (en) * 1977-04-07 1978-10-31 Nippon Oil Co Ltd Preparation of polyolefin
FR2424760A1 (en) * 1978-05-05 1979-11-30 Charbonnages Ste Chimique CATALYSTS INCLUDING MAGNESIUM AND A TRANSITION METAL
JPS5534238A (en) * 1978-08-31 1980-03-10 Chisso Corp Preparation of alpha-olefin polymer
JPS588686B2 (en) * 1978-12-01 1983-02-17 チッソ株式会社 Method for producing α↓-olefin polymer
JPS603324B2 (en) * 1978-12-28 1985-01-28 三井化学株式会社 Method for producing ethylene copolymer
JPS55123607A (en) * 1979-03-14 1980-09-24 Mitsui Petrochem Ind Ltd Preparation of poly-1-butene
NL7902534A (en) * 1979-04-01 1980-10-03 Stamicarbon PROCESS FOR POLYMERIZING OLEFINS-1.
JPS55135105A (en) * 1979-04-10 1980-10-21 Mitsui Petrochem Ind Ltd Titanium catalyst component for olefin polymerization
CA1128916A (en) * 1979-06-12 1982-08-03 Ronald L. Gibbs Magnesium containing support, catalyst and process for polymerizing olefins
JPS5634709A (en) * 1979-08-31 1981-04-07 Mitsui Petrochem Ind Ltd Gas phase polymerization or copolymerization of olefin
JPS5641207A (en) * 1979-09-14 1981-04-17 Idemitsu Kosan Co Ltd Preparation of polyethylene
ATE7922T1 (en) * 1979-10-12 1984-06-15 Bp Chemicals Limited POLYMERIZATION CATALYST AND PROCESS.
JPS56129206A (en) * 1980-03-14 1981-10-09 Chisso Corp Production of alpha-olefin polymer
JPS56133303A (en) * 1980-03-22 1981-10-19 Chisso Corp Production of alpha-olefin polymer
JPS5774307A (en) * 1980-10-29 1982-05-10 Mitsui Petrochem Ind Ltd Polymerizing of alpha-olefin
JPS57153005A (en) * 1981-03-19 1982-09-21 Ube Ind Ltd Polymerization of alpha-olefin
US4491652A (en) * 1981-05-13 1985-01-01 Uniroyal, Inc. Sequentially prepared thermoplastic elastomer and method of preparing same
JPS58120610A (en) * 1982-01-12 1983-07-18 Mitsui Toatsu Chem Inc Preparation of polypropylene having improved transparency
FR2529206A1 (en) * 1982-06-24 1983-12-30 Bp Chimie Sa PROCESS FOR THE PREPARATION OF MAGNESIUM CHLORIDE SUPPORTS FOR THE PREPARATION OF ALPHA-OLEFIN POLYMERIZATION CATALYSTS AND SUPPORTS OBTAINED
EP0099772B2 (en) * 1982-06-24 1991-11-13 BP Chimie Société Anonyme Catalysts for the polymerization and copolymerization of ethylene, and polymerization processes using such catalysts
FR2529207A1 (en) * 1982-06-24 1983-12-30 Bp Chimie Sa PROCESS FOR THE PREPARATION OF CATALYST SUPPORTS FOR THE POLYMERIZATION OF ALPHA-OLEFINS AND SUPPORTS OBTAINED
FR2529209A1 (en) * 1982-06-24 1983-12-30 Bp Chimie Sa CATALYSTS FOR THE POLYMERIZATION AND COPOLYMERIZATION OF PROPYLENE AND POLYMERIZATION METHODS USING THESE CATALYSTS
JPS59122506A (en) * 1982-12-28 1984-07-16 Sumitomo Chem Co Ltd Flexible propylene polymer
JPS59206424A (en) * 1983-05-11 1984-11-22 Mitsui Petrochem Ind Ltd Production of propylene copolymer composition
JPS59206407A (en) * 1983-05-11 1984-11-22 Mitsui Petrochem Ind Ltd Polymerization of olefin
JPS59206418A (en) * 1983-05-11 1984-11-22 Mitsui Petrochem Ind Ltd Production of 4-methyl-1-pentene polymer
JPS60118703A (en) * 1983-11-30 1985-06-26 Mitsui Toatsu Chem Inc Polymerization of propylene
JPS60156704A (en) * 1984-01-25 1985-08-16 Idemitsu Petrochem Co Ltd Process for continuous polymerization of alpha-olefin
JPS6152118A (en) * 1984-08-21 1986-03-14 三菱電機株式会社 Power source
JPS61151208A (en) * 1984-12-26 1986-07-09 Toa Nenryo Kogyo Kk Polymerization of butene-1
DE3789500T2 (en) * 1987-02-02 1994-08-04 Fina Technology Process for improving the effectiveness of a prepolymerized catalyst.
US4767735A (en) * 1987-02-02 1988-08-30 Cosden Technology, Inc. Catalyst pretreatment process
JPH0822888B2 (en) * 1987-03-23 1996-03-06 出光石油化学株式会社 Method for producing olefin polymer
JPH0784488B2 (en) * 1987-03-23 1995-09-13 出光石油化学株式会社 Method for producing olefin polymer
TW248565B (en) 1991-08-14 1995-06-01 Mitsui Petroleum Chemicals Industry Co
EP2223943B1 (en) 2009-02-25 2011-10-19 Borealis AG Multimodal polymer of propylene, composition containing the same and a process for manufacturing the same
EP2452959B1 (en) 2010-11-12 2015-01-21 Borealis AG Process for producing propylene random copolymers and their use
EP2452960B1 (en) 2010-11-12 2015-01-07 Borealis AG Process for preparing propylene polymers with an ultra high melt flow rate
EP2452957A1 (en) 2010-11-12 2012-05-16 Borealis AG Improved process for producing heterophasic propylene copolymers
ES2462166T3 (en) 2011-12-19 2014-05-22 Borealis Ag Loop reactor that provides advanced control of production division
EP2719725B1 (en) 2012-10-11 2018-12-05 Abu Dhabi Polymers Company Limited (Borouge) Nucleated polypropylene composition for containers
EP2749580B1 (en) 2012-12-28 2016-09-14 Borealis AG Process for producing copolymers of propylene
EP2796502A1 (en) 2013-04-22 2014-10-29 Abu Dhabi Polymers Company Limited (Borouge) Propylene random copolymer composition for pipe applications
EP2796473B1 (en) 2013-04-22 2017-05-31 Borealis AG Multistage process for producing low-temperature resistant polypropylene compositions
PL2796499T3 (en) 2013-04-22 2018-12-31 Abu Dhabi Polymers Company Limited (Borouge) Polypropylene composition with improved impact resistance for pipe applications
EP2796501B9 (en) 2013-04-22 2019-05-01 Abu Dhabi Polymers Company Limited (Borouge) Multimodal polypropylene composition for pipe applications
PL2796498T3 (en) 2013-04-22 2019-03-29 Abu Dhabi Polymers Company Limited (Borouge) Multimodal polypropylene composition for pipe applications
PL2796500T3 (en) 2013-04-22 2018-12-31 Abu Dhabi Polymers Company Limited (Borouge) Propylene random copolymer composition for pipe applications
ES2632593T3 (en) 2013-04-22 2017-09-14 Borealis Ag Two-stage process of producing polypropylene compositions
EP2796474B1 (en) 2013-04-22 2018-01-10 Borealis AG Multistage process for producing polypropylene compositions
EP2853562A1 (en) 2013-09-27 2015-04-01 Borealis AG Two-stage process for producing polypropylene compositions
EP2913346B1 (en) 2014-02-28 2016-11-02 Borealis AG Process for polymerizing olefins in a fluidized bed
EP2913345B1 (en) 2014-02-28 2016-11-02 Borealis AG Gas phase polymerization process
EP3103818B1 (en) 2015-06-12 2018-06-06 Borealis AG Method and apparatus for polymerising olefins in gas phase
EP3184167B8 (en) 2015-12-22 2022-03-30 Borealis AG A method for returning polymer to a fluidised bed reactor
EP3184166A1 (en) 2015-12-22 2017-06-28 Borealis AG A method for withdrawing agglomerates from a fluidised bed reactor
EP3418309A1 (en) 2017-06-20 2018-12-26 Borealis AG A method, an arrangement and use of an arrangement of preparing polymer
EP3418308B1 (en) 2017-06-20 2020-03-11 Borealis AG A method, an arrangement and use of an arrangement for olefin polymerisation
ES2786567T3 (en) 2017-06-23 2020-10-13 Borealis Ag Procedure and apparatus for the withdrawal of polymeric material from an olefin polymerization reactor with gases and solid
CN109135067A (en) 2017-06-27 2019-01-04 阿布扎比聚合物有限责任公司(博禄) For manufacturing the polypropene composition of high-voltage tube
EP3486261B1 (en) 2017-11-17 2020-06-24 Borealis AG Method for improving the cooling capacity of a gas solids olefin polymerization reactor
EP3486260B1 (en) 2017-11-17 2020-04-01 Borealis AG Method of splitting the return fluidization gas in a gas solids olefin polymerization reactor
PL3567061T3 (en) 2018-05-09 2024-02-26 Borealis Ag Polypropylene pipe composition
US12018102B2 (en) 2018-06-14 2024-06-25 Borealis Ag Process for polymerizing olefin in a gas phase reactor with improved thermal homogeneity
TWI785263B (en) 2018-08-02 2022-12-01 奧地利商柏列利斯股份公司 Process for polymerizing ethylene in a multi-stage polymerization process
US20220177616A1 (en) 2019-06-04 2022-06-09 Borealis Ag Process and reactor assembly for the enhancement of hydrodynamics in a gas-solids fluidized bed reactor
EP3868793A1 (en) 2020-02-24 2021-08-25 Borealis AG Process for producing alpha-olefin polymers in a multistage polymerization process
EP4257640A1 (en) 2022-04-04 2023-10-11 Borealis AG Pipe comprising a polypropylene composition
EP4389820A1 (en) 2022-12-21 2024-06-26 Borealis AG Polypropylene random copolymer compositions with improved impact resistance for pipe applications

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2133545A1 (en) * 1970-07-08 1972-01-20 Montedison Spa Process for the polymerization of propylene
JPS5152487A (en) * 1974-11-01 1976-05-10 Mitsui Toatsu Chemicals ECHIRENKYOOJUGOTAINO SEIZOHOHO

Also Published As

Publication number Publication date
NL162925C (en) 1983-03-16
FR2363583A1 (en) 1978-03-31
ATA626277A (en) 1978-10-15
NL162925B (en) 1980-02-15
CA1085996A (en) 1980-09-16
NO151661B (en) 1985-02-04
JPS5330681A (en) 1978-03-23
BE858364A (en) 1978-03-02
DE2739608C2 (en) 1987-08-27
SE7709634L (en) 1978-03-03
NO773035L (en) 1978-03-03
NO151661C (en) 1985-05-15
BR7705864A (en) 1978-06-27
AU507025B2 (en) 1980-01-31
IT1085034B (en) 1985-05-28
ES462046A1 (en) 1978-06-01
NL7709699A (en) 1978-03-06
JPS5745244B2 (en) 1982-09-27
GB1580635A (en) 1980-12-03
FR2363583B1 (en) 1979-03-23
AT350259B (en) 1979-05-25
PT66971B (en) 1979-02-13
SE438681B (en) 1985-04-29
DE2739608A1 (en) 1978-03-09
AU2841977A (en) 1979-03-08
PT66971A (en) 1977-09-01

Similar Documents

Publication Publication Date Title
ZA775201B (en) Process for preparing a-olefin polymers or copolymers
PH16388A (en) Process for producing olefin polymers or copolymers
PT66733A (en) Process for producing polymers or copolymers of olefins which at least three carbon cetones
NL185456C (en) PROCESS FOR PREPARING ALPHA-OLEGENE POLYMERS OR COPOLYMERS.
ZA77819B (en) Polymerization process
JPS52133396A (en) Copolymers solution and process for producing same
YU122177A (en) Process for the polymerization of ethylene or delta-olefines
JPS5382713A (en) Polyfluoroaryloxy compound process for preparing same and copolymer obtained therefrom
ZA775067B (en) Process for preparing olefin polymers or copolymers
YU188477A (en) Process for the polymerisation of alpha0olefines
GB2019420B (en) Process for producing propylene ethylenen block copolymers
JPS5335786A (en) Process for producing rubberrlike random copolymers
GB2027722B (en) Catalyst for producing ethyenepopylene block copolymers
JPS5335787A (en) Process for producing random copolymers
GB1554587A (en) Process for preparing copolymers
GB1552728A (en) Process for preparing olefin polymers
PT71121A (en) Process for preparing amide-containing polymers
DE3173325D1 (en) Process for preparing copolymers
DE3170382D1 (en) Process for preparing copolymers
GB2051094B (en) Process for preparing ethylene copolymers
YU44359B (en) Process for the polymerization of alpha-olefines
JPS52129792A (en) Process for producing ethylene copolymers
PT66105A (en) Process for polymerizingalpha-pinene monomer
YU175377A (en) Process for the polymerization of ethylene or delta-olefines
JPS53121895A (en) Process for producing block copolymer