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JPS5292289A - Production of homo-and copolymers of propylene - Google Patents

Production of homo-and copolymers of propylene

Info

Publication number
JPS5292289A
JPS5292289A JP894576A JP894576A JPS5292289A JP S5292289 A JPS5292289 A JP S5292289A JP 894576 A JP894576 A JP 894576A JP 894576 A JP894576 A JP 894576A JP S5292289 A JPS5292289 A JP S5292289A
Authority
JP
Japan
Prior art keywords
propylene
homo
copolymers
production
polypropylene
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
JP894576A
Other languages
Japanese (ja)
Other versions
JPS534107B2 (en
Inventor
Akio Yamagishi
Akinobu Shiga
Koji Yamada
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.)
Sumitomo Chemical Co Ltd
Original Assignee
Sumitomo Chemical 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 Sumitomo Chemical Co Ltd filed Critical Sumitomo Chemical Co Ltd
Priority to JP894576A priority Critical patent/JPS5292289A/en
Publication of JPS5292289A publication Critical patent/JPS5292289A/en
Publication of JPS534107B2 publication Critical patent/JPS534107B2/ja
Granted legal-status Critical Current

Links

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  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)

Abstract

PURPOSE: To obtain polypropylene of higher quality by bringing a polypropylene slurry into contact countercurrently with an inert solvent and liquid propylene to remove soluble part of the polymer and catalyst residue.
COPYRIGHT: (C)1977,JPO&Japio
JP894576A 1976-01-29 1976-01-29 Production of homo-and copolymers of propylene Granted JPS5292289A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP894576A JPS5292289A (en) 1976-01-29 1976-01-29 Production of homo-and copolymers of propylene

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP894576A JPS5292289A (en) 1976-01-29 1976-01-29 Production of homo-and copolymers of propylene

Publications (2)

Publication Number Publication Date
JPS5292289A true JPS5292289A (en) 1977-08-03
JPS534107B2 JPS534107B2 (en) 1978-02-14

Family

ID=11706794

Family Applications (1)

Application Number Title Priority Date Filing Date
JP894576A Granted JPS5292289A (en) 1976-01-29 1976-01-29 Production of homo-and copolymers of propylene

Country Status (1)

Country Link
JP (1) JPS5292289A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57135802A (en) * 1981-02-14 1982-08-21 Mitsui Toatsu Chem Inc Purification of polyolefin
JPS5865709A (en) * 1981-10-14 1983-04-19 Mitsui Toatsu Chem Inc Polypropylene composition and its production
JPS6296504A (en) * 1985-09-18 1987-05-06 ユニロイヤル　ケミカル　カンパニ−　インコ−ポレ−テツド Purification of ethylene/alpha-olefin copolymer

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57135802A (en) * 1981-02-14 1982-08-21 Mitsui Toatsu Chem Inc Purification of polyolefin
JPS6152165B2 (en) * 1981-02-14 1986-11-12 Mitsui Toatsu Chemicals
JPS5865709A (en) * 1981-10-14 1983-04-19 Mitsui Toatsu Chem Inc Polypropylene composition and its production
JPH0432085B2 (en) * 1981-10-14 1992-05-28
JPS6296504A (en) * 1985-09-18 1987-05-06 ユニロイヤル　ケミカル　カンパニ−　インコ−ポレ−テツド Purification of ethylene/alpha-olefin copolymer

Also Published As

Publication number Publication date
JPS534107B2 (en) 1978-02-14

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