SE438681B - Forfarande for framstellning av alfa-olefinpolymerer med forbettrad stereoregularitet och skrymdensitet genom polymerisation i tva steg - Google Patents

Forfarande for framstellning av alfa-olefinpolymerer med forbettrad stereoregularitet och skrymdensitet genom polymerisation i tva steg

Info

Publication number
SE438681B
SE438681B SE7709634A SE7709634A SE438681B SE 438681 B SE438681 B SE 438681B SE 7709634 A SE7709634 A SE 7709634A SE 7709634 A SE7709634 A SE 7709634A SE 438681 B SE438681 B SE 438681B
Authority
SE
Sweden
Prior art keywords
stereor
regularity
procedure
improved
screen density
Prior art date
Application number
SE7709634A
Other languages
English (en)
Swedish (sv)
Other versions
SE7709634L (sv
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 SE7709634L publication Critical patent/SE7709634L/xx
Publication of SE438681B publication Critical patent/SE438681B/xx

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)
SE7709634A 1976-09-02 1977-08-26 Forfarande for framstellning av alfa-olefinpolymerer med forbettrad stereoregularitet och skrymdensitet genom polymerisation i tva steg SE438681B (sv)

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 (2)

Publication Number Publication Date
SE7709634L SE7709634L (sv) 1978-03-03
SE438681B true SE438681B (sv) 1985-04-29

Family

ID=14377399

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7709634A SE438681B (sv) 1976-09-02 1977-08-26 Forfarande for framstellning av alfa-olefinpolymerer med forbettrad stereoregularitet och skrymdensitet genom polymerisation i tva steg

Country Status (16)

Country Link
JP (1) JPS5330681A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
AT (1) AT350259B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
AU (1) AU507025B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
BE (1) BE858364A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
BR (1) BR7705864A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CA (1) CA1085996A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE2739608A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
ES (1) ES462046A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR (1) FR2363583A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB (1) GB1580635A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
IT (1) IT1085034B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
NL (1) NL162925C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
NO (1) NO151661C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
PT (1) PT66971B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
SE (1) SE438681B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
ZA (1) ZA775201B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (71)

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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 (fr) * 1978-05-05 1979-11-30 Charbonnages Ste Chimique Catalyseurs comprenant du magnesium et un metal de transition
JPS5534238A (en) * 1978-08-31 1980-03-10 Chisso Corp Preparation of alpha-olefin polymer
JPS588686B2 (ja) * 1978-12-01 1983-02-17 チッソ株式会社 α↓−オレフイン重合体の製造方法
JPS603324B2 (ja) * 1978-12-28 1985-01-28 三井化学株式会社 エチレン共重合体の製造方法
JPS55123607A (en) * 1979-03-14 1980-09-24 Mitsui Petrochem Ind Ltd Preparation of poly-1-butene
NL7902534A (nl) * 1979-04-01 1980-10-03 Stamicarbon Werkwijze voor het polymeriseren van alkenen-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
EP0027346B1 (en) * 1979-10-12 1984-06-13 BP Chemicals Limited Polymerisation 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 (ja) * 1982-01-12 1983-07-18 Mitsui Toatsu Chem Inc 透明性を改良したポリプロピレンの製造方法
FR2529206A1 (fr) * 1982-06-24 1983-12-30 Bp Chimie Sa Procede de preparation de supports a base de chlorure de magnesium pour la preparation de catalyseurs de polymerisation des alpha-olefines et supports obtenus
EP0099772B2 (fr) * 1982-06-24 1991-11-13 BP Chimie Société Anonyme Catalyseurs pour la polymérisation et la copolymérisation de l'éthylène et procédés de polymérisation utilisant ces catalyseurs
FR2529207A1 (fr) * 1982-06-24 1983-12-30 Bp Chimie Sa Procede pour la preparation de supports de catalyseurs pour la polymerisation des alpha-olefines et supports obtenus
FR2529209A1 (fr) * 1982-06-24 1983-12-30 Bp Chimie Sa Catalyseurs pour la polymerisation et la copolymerisation du propylene et procedes de polymerisation utilisant ces catalyseurs
JPS59122506A (ja) * 1982-12-28 1984-07-16 Sumitomo Chem Co Ltd 軟質プロピレン重合体
JPS59206418A (ja) * 1983-05-11 1984-11-22 Mitsui Petrochem Ind Ltd ４−メチル−１−ペンテン重合体の製法
JPS59206407A (ja) * 1983-05-11 1984-11-22 Mitsui Petrochem Ind Ltd オレフインの重合方法
JPS59206424A (ja) * 1983-05-11 1984-11-22 Mitsui Petrochem Ind Ltd プロピレン共重合体組成物の製造方法
JPS60118703A (ja) * 1983-11-30 1985-06-26 Mitsui Toatsu Chem Inc プロピレンの重合方法
JPS60156704A (ja) * 1984-01-25 1985-08-16 Idemitsu Petrochem Co Ltd α−オレフインの連続重合方法
JPS6152118A (ja) * 1984-08-21 1986-03-14 三菱電機株式会社 電源装置
JPS61151208A (ja) * 1984-12-26 1986-07-09 Toa Nenryo Kogyo Kk ブテン−１の重合方法
DE3752331T2 (de) * 1987-02-02 2001-09-20 Fina Technology, Inc. Verfahren zur Verbesserung der Effektivität eines prepolymerisierten Katalysators
US4767735A (en) * 1987-02-02 1988-08-30 Cosden Technology, Inc. Catalyst pretreatment process
JPH0822888B2 (ja) * 1987-03-23 1996-03-06 出光石油化学株式会社 オレフイン重合体の製造方法
JPH0784488B2 (ja) * 1987-03-23 1995-09-13 出光石油化学株式会社 オレフイン重合体の製造方法
TW248565B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 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
EP2452957A1 (en) 2010-11-12 2012-05-16 Borealis AG Improved process for producing heterophasic propylene copolymers
EP2452960B1 (en) 2010-11-12 2015-01-07 Borealis AG Process for preparing propylene polymers with an ultra high melt flow rate
EP2452959B1 (en) 2010-11-12 2015-01-21 Borealis AG Process for producing propylene random copolymers and their use
EP2607385B1 (en) 2011-12-19 2014-03-19 Borealis AG Loop reactor providing an advanced production split control
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
EP2796472B1 (en) 2013-04-22 2017-06-28 Borealis AG Two-stage process for producing polypropylene compositions
EP2796500B1 (en) 2013-04-22 2018-04-18 Abu Dhabi Polymers Company Limited (Borouge) Propylene random copolymer composition for pipe applications
EP2796499B1 (en) 2013-04-22 2018-05-30 Abu Dhabi Polymers Company Limited (Borouge) Polypropylene composition with improved impact resistance for pipe applications
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
PL2796498T3 (pl) 2013-04-22 2019-03-29 Abu Dhabi Polymers Company Limited (Borouge) Multimodalna kompozycja polipropylenowa do zastosowania w rurach
ES2569078T3 (es) 2013-04-22 2016-05-06 Abu Dhabi Polymers Company Limited (Borouge) Composición de polipropileno multimodal para aplicaciones de tuberías
EP3235832B1 (en) 2013-04-22 2018-06-20 Borealis AG Polypropylene compositions
EP2853562A1 (en) 2013-09-27 2015-04-01 Borealis AG Two-stage process for producing polypropylene compositions
EP2913345B1 (en) 2014-02-28 2016-11-02 Borealis AG Gas phase polymerization process
EP2913346B1 (en) 2014-02-28 2016-11-02 Borealis AG Process for polymerizing olefins in a fluidized bed
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
ES2786756T3 (es) 2017-06-20 2020-10-13 Borealis Ag Un método, una disposición y uso de una disposición para la polimerización de olefinas
ES2786567T3 (es) 2017-06-23 2020-10-13 Borealis Ag Procedimiento y aparato para la retirada de material polimérico de un reactor de polimerización de olefinas con gases y sólido
CN109135067A (zh) 2017-06-27 2019-01-04 阿布扎比聚合物有限责任公司(博禄) 用于制造高压管的聚丙烯组合物
ES2806646T3 (es) 2017-11-17 2021-02-18 Borealis Ag Procedimiento para mejorar la capacidad de enfriamiento de un reactor de polimerización de olefinas de gas-sólidos
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 (pl) 2018-05-09 2024-02-26 Borealis Ag Kompozycja polipropylenowa dla rur
WO2019238428A1 (en) 2018-06-14 2019-12-19 Borealis Ag Process for polymerizing olefin in a gas phase reactor with improved thermal homogeneity
US12043687B2 (en) 2018-08-02 2024-07-23 Borealis Ag Process for polymerizing ethylene in a multi-stage polymerization process
EP3980177A1 (en) 2019-06-04 2022-04-13 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
PL4257640T3 (pl) 2022-04-04 2025-03-24 Borealis Ag Rura zawierająca kompozycję polipropylonową
EP4389820A1 (en) 2022-12-21 2024-06-26 Borealis AG Polypropylene random copolymer compositions with improved impact resistance for pipe applications
EP4570856A1 (en) 2023-12-14 2025-06-18 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
JPS5430016B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1970-07-08 1979-09-27
JPS5152487A (ja) * 1974-11-01 1976-05-10 Mitsui Toatsu Chemicals Echirenkyoojugotaino seizohoho

Also Published As

Publication number Publication date
CA1085996A (en) 1980-09-16
FR2363583A1 (fr) 1978-03-31
DE2739608A1 (de) 1978-03-09
IT1085034B (it) 1985-05-28
JPS5330681A (en) 1978-03-23
NO773035L (no) 1978-03-03
ZA775201B (en) 1978-07-26
PT66971A (en) 1977-09-01
SE7709634L (sv) 1978-03-03
NL162925C (nl) 1983-03-16
ES462046A1 (es) 1978-06-01
BE858364A (fr) 1978-03-02
NL162925B (nl) 1980-02-15
AT350259B (de) 1979-05-25
NL7709699A (nl) 1978-03-06
BR7705864A (pt) 1978-06-27
FR2363583B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1979-03-23
ATA626277A (de) 1978-10-15
PT66971B (en) 1979-02-13
NO151661B (no) 1985-02-04
JPS5745244B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1982-09-27
AU507025B2 (en) 1980-01-31
GB1580635A (en) 1980-12-03
AU2841977A (en) 1979-03-08
NO151661C (no) 1985-05-15
DE2739608C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1987-08-27

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