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.)
MITSUI CHEMICALS, INC., TOKIO/TOKYO, JP HONSHU CHE
Original Assignee
Honshu Chemical Industry Co Ltd
Mitsui Petrochemical 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 Honshu Chemical Industry Co Ltd, Mitsui Petrochemical Industries LtdfiledCriticalHonshu Chemical Industry Co Ltd
Priority claimed from EP85308588Aexternal-prioritypatent/EP0224625B1/en
Application grantedgrantedCritical
Publication of DE3576821D1publicationCriticalpatent/DE3576821D1/en