-
公开(公告)号:US3025260A
公开(公告)日:1962-03-13
申请号:US82540759
申请日:1959-07-07
Applicant: BAYER AG
Inventor: WOLFHARD LUCK , GUSTAV MAUTHE
CPC classification number: C08G16/0225 , C14C9/00
-
22.Dicyandiamide formaldehyde condensation products and their production 失效
Title translation: 双氰胺甲醛缩合产物及其生产公开(公告)号:US3015649A
公开(公告)日:1962-01-02
申请号:US68812157
申请日:1957-10-04
Applicant: BAYER AG
Inventor: BRUNO ZORN , GUSTAV MAUTHE
IPC: C08G12/04
CPC classification number: C08G12/046
-
23.Process for the production of dicyandiamide resins by the melt process 失效
Title translation: 通过熔融法生产双氰胺树脂的方法公开(公告)号:US2884403A
公开(公告)日:1959-04-28
申请号:US51086155
申请日:1955-05-24
Applicant: BAYER AG
Inventor: BRUNO ZORN , GUSTAV MAUTHE
IPC: C14C3/20
CPC classification number: C14C3/20
-
24.Process of retanning leather with a condensation product of sulfones of monohydric phenols, non-aromatic amines and formaldehyde 失效
Title translation: 用一元酚,非芳香胺和甲醛的砜的缩合产物复鞣革的方法公开(公告)号:US2809088A
公开(公告)日:1957-10-08
申请号:US36661253
申请日:1953-07-07
Applicant: BAYER AG
Inventor: MARTIN MEISTER , GUSTAV MAUTHE
IPC: C14C3/28
CPC classification number: C14C3/28
-
-
-