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.)
Daicel Corp
Original Assignee
Daicel Corp
Daicel Chemical Industries 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 Daicel Corp, Daicel Chemical Industries LtdfiledCriticalDaicel Corp
Priority to JP3587681ApriorityCriticalpatent/JPS57149339A/ja
Publication of JPS57149339ApublicationCriticalpatent/JPS57149339A/ja
Publication of JPS6113489B2publicationCriticalpatent/JPS6113489B2/ja