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.)
Kuraray Co Ltd
Shin Nakamura Chemical Co Ltd
Original Assignee
Kuraray Co Ltd
Shin Nakamura 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 Kuraray Co Ltd, Shin Nakamura Chemical Co LtdfiledCriticalKuraray Co Ltd
Priority to JP16251580ApriorityCriticalpatent/JPS5785355A/ja
Priority to GB8111581Aprioritypatent/GB2074590B/en
Priority to US06/256,154prioritypatent/US4347174A/en
Priority to DE3117006Aprioritypatent/DE3117006C2/de
Priority to FR8108603Aprioritypatent/FR2481112A1/fr
Priority to US06/372,207prioritypatent/US4386912A/en
Publication of JPS5785355ApublicationCriticalpatent/JPS5785355A/ja
Publication of JPS6360020B2publicationCriticalpatent/JPS6360020B2/ja