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
Priority claimed from JP16071587Aexternal-prioritypatent/JPS644632A/ja
Priority claimed from JP62261252Aexternal-prioritypatent/JPH0627217B2/ja
Application filed by Phosphorus Chem IndfiledCriticalPhosphorus Chem Ind
Priority claimed from EP88109684Aexternal-prioritypatent/EP0296501B1/de
Application grantedgrantedCritical
Publication of ATE82309T1publicationCriticalpatent/ATE82309T1/de