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1.Process for the production of expanded polyamides which contain oxamic acid or oxamic acid esters 失效
Title translation: 制备含有草酸或羟基酸酯的发泡聚酰胺的方法公开(公告)号:US3065189A
公开(公告)日:1962-11-20
申请号:US76054558
申请日:1958-09-12
Applicant: BASF AG
Inventor: FRIEDRICH BECKE , KURT WICK
IPC: C08J9/24
CPC classification number: C08J9/24 , C08J2377/02
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公开(公告)号:US3060135A
公开(公告)日:1962-10-23
申请号:US75321758
申请日:1958-08-05
Applicant: BASF AG
Inventor: FRIEDRICH BECKE , KURT WICK
CPC classification number: C08J9/142 , C08G69/02 , C08J9/02 , C08J2377/02
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公开(公告)号:US3041294A
公开(公告)日:1962-06-26
申请号:US4101560
申请日:1960-07-06
Applicant: BASF AG
Inventor: FRIEDRICH BECKE , KURT WICK
CPC classification number: C08J9/142 , C08G69/02 , C08J9/02 , C08J2377/02
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4.Production of dilactams and of polyamides capable of being prepared therefrom 失效
Title translation: 制备能够由其制备的乳酰胺和聚酰胺公开(公告)号:US3037001A
公开(公告)日:1962-05-29
申请号:US64031357
申请日:1957-02-15
Applicant: BASF AG
Inventor: FRIEDRICH BECKE , KURT WICK
IPC: C08G69/14
CPC classification number: C08G69/14
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