Hydrogels based on aliphatic NCO prepolymers

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专利权人:

Stefanie Eiden;Michael Mager;Burkhard Kohler;Johan Kijlstra

发明人:

Burkhard Kohler,Michael Mager,Stefanie Eiden,Johan Kijlstra

申请号：

US11977278

公开号：

US08133509B2

申请日:

2007.10.24

申请国别(地区):

US

年份:

2012

代理人:

摘要：

The invention concerns novel hydrogels, a process for the preparation of these hydrogels and would contact materials comprising these hydrogels. These polyurethane hydrogels are obtained by the reaction of aliphatic isocyanate prepolymers with polyols comprising tertiary nitrogen in water.

来源网站：

中国工程科技知识中心

来源网址：

http://www.ckcest.cn/home/