JPS531289A - Method for uniform saponification of copolymer of etayene and vinyl acetate - Google Patents

Method for uniform saponification of copolymer of etayene and vinyl acetate

Info

Publication number
JPS531289A
JPS531289A JP7450076A JP7450076A JPS531289A JP S531289 A JPS531289 A JP S531289A JP 7450076 A JP7450076 A JP 7450076A JP 7450076 A JP7450076 A JP 7450076A JP S531289 A JPS531289 A JP S531289A
Authority
JP
Japan
Prior art keywords
copolymer
vinyl acetate
etayene
saponification
uniform saponification
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
JP7450076A
Other languages
Japanese (ja)
Other versions
JPS5338197B2 (en
Inventor
Mitsutaka Saito
Shinichi Sato
Shinichi Imura
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.)
Tosoh Corp
Original Assignee
Toyo Soda Manufacturing 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 Toyo Soda Manufacturing Co Ltd filed Critical Toyo Soda Manufacturing Co Ltd
Priority to JP7450076A priority Critical patent/JPS531289A/en
Publication of JPS531289A publication Critical patent/JPS531289A/en
Publication of JPS5338197B2 publication Critical patent/JPS5338197B2/ja
Granted legal-status Critical Current

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Abstract

PURPOSE: To obtain a saponification product having improved transparency in molding by addition of a specific aliphatic hydrocarbon in saponification of a copolymer of ethylene and vinyl acetate in a lower alcohol medium with an alkali catalyst.
COPYRIGHT: (C)1978,JPO&Japio
JP7450076A 1976-06-25 1976-06-25 Method for uniform saponification of copolymer of etayene and vinyl acetate Granted JPS531289A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7450076A JPS531289A (en) 1976-06-25 1976-06-25 Method for uniform saponification of copolymer of etayene and vinyl acetate

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7450076A JPS531289A (en) 1976-06-25 1976-06-25 Method for uniform saponification of copolymer of etayene and vinyl acetate

Publications (2)

Publication Number Publication Date
JPS531289A true JPS531289A (en) 1978-01-09
JPS5338197B2 JPS5338197B2 (en) 1978-10-13

Family

ID=13549080

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7450076A Granted JPS531289A (en) 1976-06-25 1976-06-25 Method for uniform saponification of copolymer of etayene and vinyl acetate

Country Status (1)

Country Link
JP (1) JPS531289A (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4964693A (en) * 1972-10-24 1974-06-22 Nippon Synthetic Chem Ind

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4964693A (en) * 1972-10-24 1974-06-22 Nippon Synthetic Chem Ind

Also Published As

Publication number Publication date
JPS5338197B2 (en) 1978-10-13

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