-
公开(公告)号:US06143132A
公开(公告)日:2000-11-07
申请号:US212615
申请日:1998-12-16
申请人: Harro Traubel , Hans-Josef Laas , Helmut Reiff , Joachim Konig , Jurgen Reiners , Harald Faika
发明人: Harro Traubel , Hans-Josef Laas , Helmut Reiff , Joachim Konig , Jurgen Reiners , Harald Faika
摘要: The novel AOX-free process for imparting wet strength to paper with water-dispersible polyisocyanates is distinguished by a good wet-strength effect, even under mild drying conditions, and does not affect the activity of optical brighteners used at the same time.
摘要翻译: 即使在温和的干燥条件下,通过具有良好的湿强度效果也能区分赋予水分散性多异氰酸酯的湿强度的新型无AOX方法,并且不影响同时使用的荧光增白剂的活性。