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Priority claimed from JP17406680Aexternal-prioritypatent/JPS5798299A/ja
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Priority claimed from JP2530781Aexternal-prioritypatent/JPS57139100A/ja
Priority claimed from JP11834381Aexternal-prioritypatent/JPS5821698A/ja
Application filed by Mitsubishi Chem IndfiledCriticalMitsubishi Chem Ind
Priority claimed from EP81110321Aexternal-prioritypatent/EP0053845B1/de
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Publication of ATE12648T1publicationCriticalpatent/ATE12648T1/de