JPS55137116A - Propylene block copolymer and production thereof - Google Patents

Propylene block copolymer and production thereof

Info

Publication number
JPS55137116A
JPS55137116A JP4380979A JP4380979A JPS55137116A JP S55137116 A JPS55137116 A JP S55137116A JP 4380979 A JP4380979 A JP 4380979A JP 4380979 A JP4380979 A JP 4380979A JP S55137116 A JPS55137116 A JP S55137116A
Authority
JP
Japan
Prior art keywords
propylene
cpd
block copolymer
polymn
stereoregular
Prior art date
Legal status (The legal status 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 status listed.)
Granted
Application number
JP4380979A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6228808B2 (https=
Inventor
Masayuki Fujii
Mitsutaka Miyabayashi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mitsubishi Chemical Corp
Original Assignee
Mitsubishi Petrochemical Co Ltd
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 Mitsubishi Petrochemical Co Ltd filed Critical Mitsubishi Petrochemical Co Ltd
Priority to JP4380979A priority Critical patent/JPS55137116A/ja
Priority to US06/136,548 priority patent/US4311810A/en
Priority to GB8011988A priority patent/GB2048283B/en
Priority to DE19803013910 priority patent/DE3013910A1/de
Publication of JPS55137116A publication Critical patent/JPS55137116A/ja
Publication of JPS6228808B2 publication Critical patent/JPS6228808B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Graft Or Block Polymers (AREA)
JP4380979A 1979-04-11 1979-04-11 Propylene block copolymer and production thereof Granted JPS55137116A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP4380979A JPS55137116A (en) 1979-04-11 1979-04-11 Propylene block copolymer and production thereof
US06/136,548 US4311810A (en) 1979-04-11 1980-04-02 Block copolymers of propylene and 4-methyl-1-pentene
GB8011988A GB2048283B (en) 1979-04-11 1980-04-11 Propylene copolymers and the production thereof
DE19803013910 DE3013910A1 (de) 1979-04-11 1980-04-11 Propylenmischpolymerisate und herstellung derselben

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4380979A JPS55137116A (en) 1979-04-11 1979-04-11 Propylene block copolymer and production thereof

Publications (2)

Publication Number Publication Date
JPS55137116A true JPS55137116A (en) 1980-10-25
JPS6228808B2 JPS6228808B2 (https=) 1987-06-23

Family

ID=12674063

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4380979A Granted JPS55137116A (en) 1979-04-11 1979-04-11 Propylene block copolymer and production thereof

Country Status (1)

Country Link
JP (1) JPS55137116A (https=)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS505041Y1 (https=) * 1969-02-12 1975-02-12
JPS5045311A (https=) * 1973-08-29 1975-04-23

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS505041Y1 (https=) * 1969-02-12 1975-02-12
JPS5045311A (https=) * 1973-08-29 1975-04-23

Also Published As

Publication number Publication date
JPS6228808B2 (https=) 1987-06-23

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