JPS638131B2 - - Google Patents

Info

Publication number
JPS638131B2
JPS638131B2 JP54068532A JP6853279A JPS638131B2 JP S638131 B2 JPS638131 B2 JP S638131B2 JP 54068532 A JP54068532 A JP 54068532A JP 6853279 A JP6853279 A JP 6853279A JP S638131 B2 JPS638131 B2 JP S638131B2
Authority
JP
Japan
Prior art keywords
propylene
weight
copolymer
polymerization
olefin
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.)
Expired
Application number
JP54068532A
Other languages
English (en)
Japanese (ja)
Other versions
JPS55161815A (en
Inventor
Masayuki Fujii
Mitsutaka Myabayashi
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 Petrochemical Co Ltd
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 JP6853279A priority Critical patent/JPS55161815A/ja
Priority to US06/152,605 priority patent/US4308361A/en
Priority to DE19803019986 priority patent/DE3019986A1/de
Priority to GB8017744A priority patent/GB2052532B/en
Publication of JPS55161815A publication Critical patent/JPS55161815A/ja
Publication of JPS638131B2 publication Critical patent/JPS638131B2/ja
Granted legal-status Critical Current

Links

JP6853279A 1979-06-01 1979-06-01 Propylene block copolymer and preparation thereof Granted JPS55161815A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP6853279A JPS55161815A (en) 1979-06-01 1979-06-01 Propylene block copolymer and preparation thereof
US06/152,605 US4308361A (en) 1979-06-01 1980-05-23 Propylene copolymers
DE19803019986 DE3019986A1 (de) 1979-06-01 1980-05-24 Propylenmischpolymerisate
GB8017744A GB2052532B (en) 1979-06-01 1980-05-30 Copolymers of propylene and straight chain c5-c12 alpha olefines

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6853279A JPS55161815A (en) 1979-06-01 1979-06-01 Propylene block copolymer and preparation thereof

Publications (2)

Publication Number Publication Date
JPS55161815A JPS55161815A (en) 1980-12-16
JPS638131B2 true JPS638131B2 (sv) 1988-02-20

Family

ID=13376432

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6853279A Granted JPS55161815A (en) 1979-06-01 1979-06-01 Propylene block copolymer and preparation thereof

Country Status (1)

Country Link
JP (1) JPS55161815A (sv)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7027988B2 (ja) * 2017-04-27 2022-03-02 住友化学株式会社 プロピレン重合体組成物

Also Published As

Publication number Publication date
JPS55161815A (en) 1980-12-16

Similar Documents

Publication Publication Date Title
KR100551509B1 (ko) 프로필렌 삼원공중합체 및 이들의 제조 방법
EP0504418B1 (en) Process for producing cycloolefin polymer and cycloolefin copolymers
US5250631A (en) Polymer compositions
US4304890A (en) Method for producing propylene copolymers using a catalyst activated prior to copolymerization
EP0010428B1 (en) Process for producing a random ethylene terpolymer and melt-shaped articles of such terpolymer
JPS623177B2 (sv)
JPS6020405B2 (ja) 低密度ポリエチレンの製造方法
CA1236950A (en) Packaging shrink film
KR910008601B1 (ko) 올레핀공중합체조성물
EP0302297B1 (en) Butene-1 copolymer
US4511704A (en) Process for producing polyolefin
US4308361A (en) Propylene copolymers
US4334040A (en) Propylene block copolymers
US4311810A (en) Block copolymers of propylene and 4-methyl-1-pentene
US4433110A (en) Process for producing propylene block copolymers
JP4204676B2 (ja) プロピレン系樹脂並びにそれを用いたフィルム及び積層体
JP3228106B2 (ja) 積層延伸フィルム用ポリプロピレン組成物及び積層延伸フィルム
KR20190139466A (ko) 에틸렌 중합체 혼합물과 이의 제조방법 및 이를 이용한 성형품
JPS638131B2 (sv)
JPS631327B2 (sv)
JPS63230715A (ja) ブテン系共重合体
JP2923026B2 (ja) ブテン―1の共重合体及びそれを含有する樹脂組成物
JP3141705B2 (ja) プロピレンランダム共重合体組成物
JPH0730219B2 (ja) 医療器具用樹脂組成物
JPS631326B2 (sv)