发明授权
US3994834A Triazolyl stilbene brighteners method of preparing and detergents
therewith
失效
三唑基二苯乙烯增白剂的制备方法和洗涤剂
- 专利标题: Triazolyl stilbene brighteners method of preparing and detergents therewith
- 专利标题(中): 三唑基二苯乙烯增白剂的制备方法和洗涤剂
-
申请号: US403766申请日: 1973-10-05
-
公开(公告)号: US3994834A公开(公告)日: 1976-11-30
- 发明人: Alfons Dorlars , Heinrich Gold , Walter Horstmann
- 申请人: Alfons Dorlars , Heinrich Gold , Walter Horstmann
- 申请人地址: DT Leverkusen
- 专利权人: Bayer Aktiengesellschaft
- 当前专利权人: Bayer Aktiengesellschaft
- 当前专利权人地址: DT Leverkusen
- 优先权: DT2248820 19721005
- 主分类号: C07D249/06
- IPC分类号: C07D249/06 ; C09B23/14 ; C09B57/00 ; C11D3/42 ; D06P1/00 ; C07D249/20 ; C11D3/28
摘要:
The stilbene compound of the formula ##SPC1##Exists in three crystal modifications. Two of them are valuable as brighteners for preparing colorless detergents. The stilbene compound is prepared from the corresponding sulphonic acids, their mono- or di-sodium salts.
公开/授权文献
信息查询