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 Ester Co Ltd
Unitika Ltd
Original Assignee
Nippon Ester Co Ltd
Unitika 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 Ester Co Ltd, Unitika LtdfiledCriticalNippon Ester Co Ltd
Priority to JP12664879ApriorityCriticalpatent/JPS5653256A/ja
Publication of JPS5653256ApublicationCriticalpatent/JPS5653256A/ja
Publication of JPS6235793B2publicationCriticalpatent/JPS6235793B2/ja