Film coating compositions based on polyvinyl alcohol-polyether graft copolymer/polyvinyl alcohol combinations with an improved moisture barrier effect

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专利权人:

Thorsten Cech

发明人:

Thorsten Cech,Verena Geiselhart,Thorsten Agnese

申请号：

US12970113

公开号：

US08414905B2

申请日:

2010.12.16

申请国别(地区):

US

年份:

2013

代理人:

摘要：

Film coating compositions based on a co-processed mixture of a polyvinyl alcohol-polyether graft polymer and polyvinyl alcohol (component A), a N-vinylpyrrolidone-vinyl acetate copolymer (component B) and pigments (component C).

来源网站：

中国工程科技知识中心

来源网址：

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