IT944698B - PREPARATION OF OLEFINE POLYETHYLENE-BASED BLOCK COPOLYMERS - Google Patents

PREPARATION OF OLEFINE POLYETHYLENE-BASED BLOCK COPOLYMERS

Info

Publication number
IT944698B
IT944698B IT5277571A IT5277571A IT944698B IT 944698 B IT944698 B IT 944698B IT 5277571 A IT5277571 A IT 5277571A IT 5277571 A IT5277571 A IT 5277571A IT 944698 B IT944698 B IT 944698B
Authority
IT
Italy
Prior art keywords
olefine
polyethylene
preparation
block copolymers
based block
Prior art date
Application number
IT5277571A
Other languages
Italian (it)
Inventor
E Donald
Original Assignee
Sinclair Koppers 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 Sinclair Koppers Co filed Critical Sinclair Koppers Co
Application granted granted Critical
Publication of IT944698B publication Critical patent/IT944698B/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
    • 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)
IT5277571A 1970-12-17 1971-09-09 PREPARATION OF OLEFINE POLYETHYLENE-BASED BLOCK COPOLYMERS IT944698B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US9927770A 1970-12-17 1970-12-17

Publications (1)

Publication Number Publication Date
IT944698B true IT944698B (en) 1973-04-20

Family

ID=22274126

Family Applications (1)

Application Number Title Priority Date Filing Date
IT5277571A IT944698B (en) 1970-12-17 1971-09-09 PREPARATION OF OLEFINE POLYETHYLENE-BASED BLOCK COPOLYMERS

Country Status (4)

Country Link
DE (1) DE2162539A1 (en)
FR (1) FR2104176A5 (en)
GB (1) GB1332064A (en)
IT (1) IT944698B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1129141A (en) * 1978-05-22 1982-08-03 Hajime Sadatoshi Process for producing propylene-ethylene block copolymers
DE3171570D1 (en) * 1980-06-02 1985-09-05 Hercules Inc Preparation of block copolymers using dimethyl-bis(methylcyclopentadienyl)titanium
JPS6383116A (en) * 1986-09-26 1988-04-13 Mitsubishi Petrochem Co Ltd Production of propylene block copolymer

Also Published As

Publication number Publication date
GB1332064A (en) 1973-10-03
DE2162539A1 (en) 1972-07-06
FR2104176A5 (en) 1972-04-14

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