IT1165262B - PROCEDURE FOR PRODUCING PROPYLENE-ETHYLENE BLOCK COPOLYMERS - Google Patents

PROCEDURE FOR PRODUCING PROPYLENE-ETHYLENE BLOCK COPOLYMERS

Info

Publication number
IT1165262B
IT1165262B IT24500/79A IT2450079A IT1165262B IT 1165262 B IT1165262 B IT 1165262B IT 24500/79 A IT24500/79 A IT 24500/79A IT 2450079 A IT2450079 A IT 2450079A IT 1165262 B IT1165262 B IT 1165262B
Authority
IT
Italy
Prior art keywords
procedure
block copolymers
ethylene block
producing propylene
propylene
Prior art date
Application number
IT24500/79A
Other languages
Italian (it)
Other versions
IT7924500A0 (en
Original Assignee
Sumitomo Chemical 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 Sumitomo Chemical Co filed Critical Sumitomo Chemical Co
Publication of IT7924500A0 publication Critical patent/IT7924500A0/en
Application granted granted Critical
Publication of IT1165262B publication Critical patent/IT1165262B/en

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F297/00Macromolecular compounds obtained by successively polymerising different monomer systems using a catalyst of the ionic or coordination type without deactivating the intermediate polymer
    • C08F297/06Macromolecular 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
    • C08F297/08Macromolecular 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
    • C08F297/083Macromolecular 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
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F297/00Macromolecular compounds obtained by successively polymerising different monomer systems using a catalyst of the ionic or coordination type without deactivating the intermediate polymer
    • C08F297/06Macromolecular 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
    • C08F297/08Macromolecular 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
    • C08F297/083Macromolecular 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
    • C08F297/086Macromolecular 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 the block polymer contains at least three blocks
IT24500/79A 1978-07-20 1979-07-19 PROCEDURE FOR PRODUCING PROPYLENE-ETHYLENE BLOCK COPOLYMERS IT1165262B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8915178A JPS5516048A (en) 1978-07-20 1978-07-20 Preparation of propylene-ethylene block copolymer

Publications (2)

Publication Number Publication Date
IT7924500A0 IT7924500A0 (en) 1979-07-19
IT1165262B true IT1165262B (en) 1987-04-22

Family

ID=13962849

Family Applications (1)

Application Number Title Priority Date Filing Date
IT24500/79A IT1165262B (en) 1978-07-20 1979-07-19 PROCEDURE FOR PRODUCING PROPYLENE-ETHYLENE BLOCK COPOLYMERS

Country Status (11)

Country Link
JP (1) JPS5516048A (en)
BE (1) BE877781A (en)
BR (1) BR7904624A (en)
CA (1) CA1126899A (en)
DE (1) DE2929053A1 (en)
FR (1) FR2431512A1 (en)
GB (1) GB2025994B (en)
HU (1) HU181967B (en)
IT (1) IT1165262B (en)
NL (1) NL7905624A (en)
SG (1) SG8283G (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5910724B2 (en) * 1979-08-24 1984-03-10 旭化成株式会社 Continuous polymerization of ethylene
GB2094319B (en) * 1981-03-05 1984-09-26 Mitsui Toatsu Chemicals Production of propylene block copolymer
JPS5883016A (en) * 1981-11-13 1983-05-18 Mitsui Petrochem Ind Ltd Production of propylene block copolymer
JPS58122909A (en) * 1982-01-19 1983-07-21 Idemitsu Petrochem Co Ltd Production of propylene/ethylene copolymer
JPS59120611A (en) * 1982-12-27 1984-07-12 Idemitsu Petrochem Co Ltd Production of propylene block copolymer
JPS6049009A (en) * 1983-08-30 1985-03-18 Mitsubishi Petrochem Co Ltd Preparation of propylene polymer
JPH0618841B2 (en) * 1986-01-28 1994-03-16 三井東圧化学株式会社 Process for producing block copolymer of propylene
DE69120601T2 (en) * 1990-05-14 1997-01-02 Shell Oil Co Polymer compositions

Also Published As

Publication number Publication date
GB2025994B (en) 1982-11-03
BR7904624A (en) 1980-04-08
FR2431512A1 (en) 1980-02-15
JPS5516048A (en) 1980-02-04
BE877781A (en) 1979-11-16
HU181967B (en) 1983-11-28
CA1126899A (en) 1982-06-29
JPS6150087B2 (en) 1986-11-01
FR2431512B1 (en) 1983-11-25
DE2929053A1 (en) 1980-01-31
NL7905624A (en) 1980-01-22
GB2025994A (en) 1980-01-30
SG8283G (en) 1983-09-16
IT7924500A0 (en) 1979-07-19

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