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.)
Kowa Kasei KK
Resonac Holdings Corp
Original Assignee
Showa Highpolymer Co Ltd
Kowa Kasei KK
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 Showa Highpolymer Co Ltd, Kowa Kasei KKfiledCriticalShowa Highpolymer Co Ltd
Priority to JP7761583ApriorityCriticalpatent/JPS59203787A/ja
Publication of JPS59203787ApublicationCriticalpatent/JPS59203787A/ja
Publication of JPS62116B2publicationCriticalpatent/JPS62116B2/ja