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公开(公告)号:US3247217A
公开(公告)日:1966-04-19
申请号:US6183960
申请日:1960-10-11
Applicant: BAYER AG
Inventor: FERDINAND GREWE , HELMUTH KASPERS , CHRISTIAN WIEGAND
IPC: C07D235/08 , C07D235/12 , C07D235/18 , C07D235/28 , C07D277/72
CPC classification number: C07D235/18 , C07D235/08 , C07D235/12 , C07D235/28 , C07D277/72
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公开(公告)号:US3097132A
公开(公告)日:1963-07-09
申请号:US6028960
申请日:1960-10-04
Applicant: BAYER AG
Inventor: CHRISTIAN WIEGAND , FERDINAND GREWE
IPC: C07D235/06 , C07D235/08
CPC classification number: C07D235/06 , C07D235/08
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公开(公告)号:US3259625A
公开(公告)日:1966-07-05
申请号:US28523963
申请日:1963-06-04
Applicant: BAYER AG
Inventor: IVAR UGI , CHRISTIAN WIEGAND , ERWIN MULLER , HELMUT WALZ
CPC classification number: C08G18/794 , C08G18/022 , C08G18/795
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4.Production of polyurethane plastics using schiff's base catalysts 失效
Title translation: 使用希夫碱催化剂生产聚氨酯塑料公开(公告)号:US3004933A
公开(公告)日:1961-10-17
申请号:US61660656
申请日:1956-10-18
Applicant: BAYER AG , MOBAY CHEMICAL CORP
Inventor: ERWIN MULLER , CHRISTIAN WIEGAND , GUNTHER BRAUN
IPC: C08G18/18
CPC classification number: C08G18/1858
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5.Process for the treatment of fiber articles of synthetic polyamides and composition produced 失效
Title translation: 用于处理合成聚酰胺的纤维制品和组合物的方法公开(公告)号:US3255078A
公开(公告)日:1966-06-07
申请号:US12362361
申请日:1961-07-13
Applicant: BAYER AG
Inventor: KARL-AUGUST HEINROTH , ROBERT SCHNEGG , FRITZ STEINFATT , CHRISTIAN WIEGAND
IPC: D06M16/00
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6.
公开(公告)号:US3054722A
公开(公告)日:1962-09-18
申请号:US5787860
申请日:1960-09-23
Applicant: BAYER AG
Inventor: CHRISTIAN WIEGAND , KURT KAEMMERER
IPC: A61K31/415
CPC classification number: A61K31/415
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7.Production of polyurethane plastics using schiff's base catalysts 失效
Title translation: 使用希夫碱催化剂生产聚氨酯塑料公开(公告)号:US3050475A
公开(公告)日:1962-08-21
申请号:US11088161
申请日:1961-05-18
Applicant: BAYER AG , MOBAY CHEMICAL CORP
Inventor: ERWIN MULLER , CHRISTIAN WIEGAND , GUNTHER BRAUN
IPC: C08G18/18
CPC classification number: C08G18/1858
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