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.)
NIPPON SEKIJIYUUJISHIYA
Mitsubishi Chemical Corp
Original Assignee
NIPPON SEKIJIYUUJISHIYA
Mitsubishi Rayon 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 NIPPON SEKIJIYUUJISHIYA, Mitsubishi Rayon Co LtdfiledCriticalNIPPON SEKIJIYUUJISHIYA
Priority to JP55140822ApriorityCriticalpatent/JPS5764615A/ja
Publication of JPS5764615ApublicationCriticalpatent/JPS5764615A/ja
Publication of JPS643850B2publicationCriticalpatent/JPS643850B2/ja