JPS51123780A - A process for producing polyvinyl alcohol-based membranes of selectiv e permeability - Google Patents

A process for producing polyvinyl alcohol-based membranes of selectiv e permeability

Info

Publication number
JPS51123780A
JPS51123780A JP50048995A JP4899575A JPS51123780A JP S51123780 A JPS51123780 A JP S51123780A JP 50048995 A JP50048995 A JP 50048995A JP 4899575 A JP4899575 A JP 4899575A JP S51123780 A JPS51123780 A JP S51123780A
Authority
JP
Japan
Prior art keywords
polyvinyl alcohol
selectiv
permeability
based membranes
producing polyvinyl
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
JP50048995A
Other languages
Japanese (ja)
Other versions
JPS5415029B2 (en
Inventor
Kazuhisa Yamauchi
Koichi Takakura
Shuji Kawai
Akio Omori
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.)
Kuraray Co Ltd
Original Assignee
Kuraray 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 Kuraray Co Ltd filed Critical Kuraray Co Ltd
Priority to JP50048995A priority Critical patent/JPS51123780A/en
Priority to DE2615954A priority patent/DE2615954C3/en
Priority to GB16136/76A priority patent/GB1514127A/en
Priority to US05/679,441 priority patent/US4073733A/en
Publication of JPS51123780A publication Critical patent/JPS51123780A/en
Publication of JPS5415029B2 publication Critical patent/JPS5415029B2/ja
Granted legal-status Critical Current

Links

Abstract

PURPOSE:A process for producing PVA based membranes of selective permeability formed by coagulating a polyvinyl alcohol composition containing polyalkylene glycol in a liquid phase.
JP50048995A 1975-04-22 1975-04-22 A process for producing polyvinyl alcohol-based membranes of selectiv e permeability Granted JPS51123780A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP50048995A JPS51123780A (en) 1975-04-22 1975-04-22 A process for producing polyvinyl alcohol-based membranes of selectiv e permeability
DE2615954A DE2615954C3 (en) 1975-04-22 1976-04-12 Polyvinyl alcohol based membrane
GB16136/76A GB1514127A (en) 1975-04-22 1976-04-21 Membranes based on polyvinyl alcohol
US05/679,441 US4073733A (en) 1975-04-22 1976-04-22 PVA membrane and method for preparing the same

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50048995A JPS51123780A (en) 1975-04-22 1975-04-22 A process for producing polyvinyl alcohol-based membranes of selectiv e permeability

Publications (2)

Publication Number Publication Date
JPS51123780A true JPS51123780A (en) 1976-10-28
JPS5415029B2 JPS5415029B2 (en) 1979-06-12

Family

ID=12818781

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50048995A Granted JPS51123780A (en) 1975-04-22 1975-04-22 A process for producing polyvinyl alcohol-based membranes of selectiv e permeability

Country Status (1)

Country Link
JP (1) JPS51123780A (en)

Also Published As

Publication number Publication date
JPS5415029B2 (en) 1979-06-12

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Legal Events

Date Code Title Description
LAPS Cancellation because of no payment of annual fees