BE812199A - Perfectionnements aux copolymeres d'ethylene et de propylene - Google Patents

Perfectionnements aux copolymeres d'ethylene et de propylene

Info

Publication number
BE812199A
BE812199A BE141923A BE141923A BE812199A BE 812199 A BE812199 A BE 812199A BE 141923 A BE141923 A BE 141923A BE 141923 A BE141923 A BE 141923A BE 812199 A BE812199 A BE 812199A
Authority
BE
Belgium
Prior art keywords
ethylene
propylene copolymers
copolymers
propylene
Prior art date
Application number
BE141923A
Other languages
English (en)
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 filed Critical
Publication of BE812199A publication Critical patent/BE812199A/fr

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
    • C08F297/00—Macromolecular compounds obtained by successively polymerising different monomer systems using a catalyst of the ionic or coordination type without deactivating the intermediate polymer
    • C08F297/06—Macromolecular compounds obtained by successively polymerising different monomer systems using a catalyst of the ionic or coordination type without deactivating the intermediate polymer using a catalyst of the coordination type
    • C08F297/08—Macromolecular compounds obtained by successively polymerising different monomer systems using a catalyst of the ionic or coordination type without deactivating the intermediate polymer using a catalyst of the coordination type polymerising mono-olefins
    • C08F297/083—Macromolecular compounds obtained by successively polymerising different monomer systems using a catalyst of the ionic or coordination type without deactivating the intermediate polymer using a catalyst of the coordination type polymerising mono-olefins the monomers being ethylene or propylene

Landscapes

  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Graft Or Block Polymers (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
  • Polymerization Catalysts (AREA)
BE141923A 1973-03-12 1974-03-12 Perfectionnements aux copolymeres d'ethylene et de propylene BE812199A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US340405A US3911052A (en) 1973-03-12 1973-03-12 Block copolymers of ethylene and propylene and process for their manufacture

Publications (1)

Publication Number Publication Date
BE812199A true BE812199A (fr) 1974-09-12

Family

ID=23333223

Family Applications (1)

Application Number Title Priority Date Filing Date
BE141923A BE812199A (fr) 1973-03-12 1974-03-12 Perfectionnements aux copolymeres d'ethylene et de propylene

Country Status (7)

Country Link
US (1) US3911052A (fr)
JP (1) JPS5810416B2 (fr)
BE (1) BE812199A (fr)
CA (1) CA1033495A (fr)
DE (1) DE2411858C2 (fr)
FR (1) FR2221476B1 (fr)
GB (1) GB1444515A (fr)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4039632A (en) * 1958-01-16 1977-08-02 Phillips Petroleum Company Preparation of block copolymers
US4061694A (en) * 1976-12-21 1977-12-06 Dart Industries Inc. Low temperature impact strength molding compositions
JPS6014765B2 (ja) * 1977-07-27 1985-04-16 昭和電工株式会社 プロピレン共重合体の製造法
JPS54139693A (en) * 1978-04-21 1979-10-30 Sumitomo Chem Co Ltd Preparation of propylene-ethylene block copolymer
CA1129141A (fr) * 1978-05-22 1982-08-03 Hajime Sadatoshi Procede d'obtention de copolymeres sequences de propylene et d'ethylene
JPS5661416A (en) * 1979-10-24 1981-05-26 Sumitomo Chem Co Ltd Preparation of propylene-ethylene block copolymer
JPS5936116A (ja) * 1982-08-24 1984-02-28 Chisso Corp 発泡用エチレンプロピレン共重合体とその製造法
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
US5248883A (en) * 1991-05-30 1993-09-28 International Business Machines Corporation Ion traps of mono- or multi-planar geometry and planar ion trap devices
JP4595316B2 (ja) * 2003-11-18 2010-12-08 住友化学株式会社 プロピレン系重合体、その重合体を含むポリプロピレン系樹脂組成物、および、その組成物からなる射出成形体

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3442978A (en) * 1962-12-13 1969-05-06 Avisun Corp Preparation of block copolymers of propylene and ethylene
DE1495056C2 (de) * 1964-02-25 1973-09-20 Avisun Corp., Philadelphia, Pa. (V.St.A.) Verfahren zur Herstellung von praktisch kristallinen Blockmischpolymerisaten aus Äthylen und Propylen
US3514501A (en) * 1967-01-09 1970-05-26 Dart Ind Inc Process for preparing block polymers from alpha-olefins
US3642951A (en) * 1967-09-23 1972-02-15 Chisso Corp Ethylene propylene block copolymer and a 2-step method for producing same
US3702352A (en) * 1970-11-16 1972-11-07 Dart Ind Inc Crystalline block copolymers of aliphatic alpha-olefins and process of preparing same

Also Published As

Publication number Publication date
JPS5810416B2 (ja) 1983-02-25
FR2221476B1 (fr) 1978-12-01
JPS49120986A (fr) 1974-11-19
DE2411858C2 (de) 1983-06-01
GB1444515A (en) 1976-08-04
DE2411858A1 (de) 1974-09-19
FR2221476A1 (fr) 1974-10-11
CA1033495A (fr) 1978-06-20
US3911052A (en) 1975-10-07

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