IT1113323B - Procedimento per la produzione di copolimeri a blocchi di propilene-etilene - Google Patents

Procedimento per la produzione di copolimeri a blocchi di propilene-etilene

Info

Publication number
IT1113323B
IT1113323B IT21993/79A IT2199379A IT1113323B IT 1113323 B IT1113323 B IT 1113323B IT 21993/79 A IT21993/79 A IT 21993/79A IT 2199379 A IT2199379 A IT 2199379A IT 1113323 B IT1113323 B IT 1113323B
Authority
IT
Italy
Prior art keywords
propylene
procedure
production
block copolymers
ethylene block
Prior art date
Application number
IT21993/79A
Other languages
English (en)
Other versions
IT7921993A0 (it
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 IT7921993A0 publication Critical patent/IT7921993A0/it
Application granted granted Critical
Publication of IT1113323B publication Critical patent/IT1113323B/it

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
    • C08F297/086—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 the block polymer contains at least three blocks

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)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
IT21993/79A 1978-04-21 1979-04-19 Procedimento per la produzione di copolimeri a blocchi di propilene-etilene IT1113323B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4812878A JPS54139693A (en) 1978-04-21 1978-04-21 Preparation of propylene-ethylene block copolymer

Publications (2)

Publication Number Publication Date
IT7921993A0 IT7921993A0 (it) 1979-04-19
IT1113323B true IT1113323B (it) 1986-01-20

Family

ID=12794680

Family Applications (1)

Application Number Title Priority Date Filing Date
IT21993/79A IT1113323B (it) 1978-04-21 1979-04-19 Procedimento per la produzione di copolimeri a blocchi di propilene-etilene

Country Status (10)

Country Link
US (1) US4254237A (it)
JP (1) JPS54139693A (it)
BE (1) BE875694A (it)
BR (1) BR7902453A (it)
CA (1) CA1126898A (it)
DE (1) DE2916154A1 (it)
FR (1) FR2423501A1 (it)
GB (1) GB2019420B (it)
IT (1) IT1113323B (it)
NL (1) NL186963C (it)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5655416A (en) * 1979-10-13 1981-05-16 Sumitomo Chem Co Ltd Production of propylene/ethylene block copolymer
GB2094319B (en) * 1981-03-05 1984-09-26 Mitsui Toatsu Chemicals Production of propylene block copolymer
JPS58122909A (ja) * 1982-01-19 1983-07-21 Idemitsu Petrochem Co Ltd プロピレン−エチレン共重合体の製造方法
JPS58162621A (ja) * 1982-03-23 1983-09-27 Mitsubishi Petrochem Co Ltd オレフィンブロック共重合体の製造法
JPS59120611A (ja) * 1982-12-27 1984-07-12 Idemitsu Petrochem Co Ltd プロピレンブロツク共重合体の製造方法
JPS6028411A (ja) * 1983-07-26 1985-02-13 Chisso Corp 高剛性エチレン・プロピレン共重合体の製造方法
JPS6049009A (ja) * 1983-08-30 1985-03-18 Mitsubishi Petrochem Co Ltd プロピレン重合体の製造方法
JPS6096612A (ja) * 1983-10-31 1985-05-30 Chisso Corp 難白化高溶融粘弾性エチレン・プロピレン共重合体とその製造法
JPS6195017A (ja) * 1984-10-15 1986-05-13 Mitsubishi Petrochem Co Ltd オレフイン系ブロツク共重合体
JPS61264043A (ja) * 1985-05-16 1986-11-21 Mitsubishi Petrochem Co Ltd 架橋されたオレフイン系ブロツク共重合体
US4804794A (en) * 1987-07-13 1989-02-14 Exxon Chemical Patents Inc. Viscosity modifier polymers
DE3739146A1 (de) * 1987-11-19 1989-06-01 Hoechst Ag Verfahren zur herstellung einer polypropylen-formmasse
US6197886B1 (en) 1997-10-24 2001-03-06 Union Carbide Chemicals & Plastics Technology Corporation Compositions containing impact copolymers made from a blend of a homopolymer phase and a rubber phase having a high ethylene content

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5847402B2 (ja) * 1976-02-13 1983-10-22 三井化学株式会社 成形用重合体組成物およびその製法
BE624652A (it) 1957-07-01
BE611792A (it) 1960-12-22
US3268624A (en) * 1962-11-29 1966-08-23 Avisun Corp Block copolymers of ethylene and propylene
US3296338A (en) * 1962-12-10 1967-01-03 Avisun Corp Block copolymers of ethylene and propylene
US3442978A (en) * 1962-12-13 1969-05-06 Avisun Corp Preparation of block copolymers of propylene and ethylene
JPS5311172B2 (it) * 1972-06-28 1978-04-19
US3911052A (en) * 1973-03-12 1975-10-07 Dart Ind Inc Block copolymers of ethylene and propylene and process for their manufacture
IT1025699B (it) * 1974-11-14 1978-08-30 Montedison Spa Procedimento di preparaione di composizioni polipropileniche di resistenza all urto a bassa temperatura
US3974237A (en) * 1975-02-21 1976-08-10 Exxon Research And Engineering Company Block copolymer processes
JPS528094A (en) * 1975-07-09 1977-01-21 Mitsui Petrochem Ind Ltd Process for preparing propylene- ethylene block copolymers
JPS5247091A (en) * 1975-10-13 1977-04-14 Sumitomo Chem Co Ltd Process for preparing block copolymers

Also Published As

Publication number Publication date
BR7902453A (pt) 1979-11-20
FR2423501A1 (fr) 1979-11-16
BE875694A (fr) 1979-08-16
IT7921993A0 (it) 1979-04-19
GB2019420B (en) 1982-08-25
DE2916154C2 (it) 1991-11-07
JPS6150084B2 (it) 1986-11-01
US4254237A (en) 1981-03-03
NL186963B (nl) 1990-11-16
GB2019420A (en) 1979-10-31
CA1126898A (en) 1982-06-29
JPS54139693A (en) 1979-10-30
NL186963C (nl) 1993-08-16
FR2423501B1 (it) 1983-12-16
NL7903036A (nl) 1979-10-23
DE2916154A1 (de) 1979-10-31

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19970429