发明授权
- 专利标题: Whitener dispersion
- 专利标题(中): 增白剂分散体
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申请号: US275231申请日: 1988-11-22
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公开(公告)号: US5051111A公开(公告)日: 1991-09-24
- 发明人: Italo Anceschi , Werner Fringeli , Martin Jollenbeck , Georges Mahler , Willy Schurings
- 申请人: Italo Anceschi , Werner Fringeli , Martin Jollenbeck , Georges Mahler , Willy Schurings
- 申请人地址: NY Ardsley
- 专利权人: Ciba-Geigy Corporation
- 当前专利权人: Ciba-Geigy Corporation
- 当前专利权人地址: NY Ardsley
- 优先权: CHX4630/87 19871127
- 主分类号: C09B57/00
- IPC分类号: C09B57/00 ; C09B57/02 ; C09B67/20 ; C09B67/22 ; D06L3/12
摘要:
There are disclosed aqueous dispersions comprising water-insoluble or sparingly soluble fluorescent whitening agents, water-soluble fluorescent whitening agents, dispersants, optional solubilizers, further optional assistants and a copolymer of 2-vinylpyrrolidone and 3-vinylpropionic acid, their preparation and the use thereof for whitening polyester/cellulose fiber material. These novel dispersions are storage-stable and temperature-stable.
公开/授权文献
- US5489267A Double chamber disposable syringe 公开/授权日:1996-02-06
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