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.)
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
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Filing date
Publication date
Application filed by Toyo Soda Manufacturing Co LtdfiledCriticalToyo Soda Manufacturing Co Ltd
Priority to JP7208477ApriorityCriticalpatent/JPS546870A/en
Publication of JPS546870ApublicationCriticalpatent/JPS546870A/en
Manufacture Of Macromolecular Shaped Articles
(AREA)
Abstract
PURPOSE: To increase current efficiency of a cation exchange membrane which is treated with amine at one side and is made of fluoropolymer having sulfonyl halide side chains, by swelling it with a hydrophilic org. solvent, and after heating the membrane interposed between flat plates, by treating it with alkali.
COPYRIGHT: (C)1979,JPO&Japio
JP7208477A1977-06-201977-06-20Increasing method for current efficiency of cation exchange membrane
PendingJPS546870A
(en)