发明授权
- 专利标题： Hydro- oil-repellent compositions
- 专利标题（中）： 拒油拒油剂
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申请号： US09534153申请日： 2000-03-24
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公开(公告)号： US06500894B1公开(公告)日： 2002-12-31
- 发明人: Daria Lenti , Tania Trombetta , Gabriella Carignano
- 申请人： Daria Lenti , Tania Trombetta , Gabriella Carignano
- 优先权： ITMI99A0608 19990325
- 主分类号： C08L7500
- IPC分类号： C08L7500
摘要：
Compositions formed of aqueous dispersions comprising a mixture of the following fluorinated polymers: A) (meth)acrylic (co)polymers containing fluorine, and B) cationic ionomers of fluorinated polyurethanes based on (per) fluoropolyethers, the weight ratio A):B), calculated on the dry product, being in the range 70:30 and 30:70.