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1.发明授权
公开(公告)号：US3323980A
公开(公告)日：1967-06-06
申请号：US26375263
申请日：1963-03-08
Applicant: BASF AG
Inventor： FRANZ POSCHMANN , HANS WOLF , MATTHIAS MARX , HANS WILHELM
IPC: C09J139/04 , D21H17/45
CPC classification number: D21H17/45 , C09J139/04 , D21H17/455
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