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Phenol-formaldehydebased urethane foams

2024-08-06 来源:爱go旅游网
专利内容由知识产权出版社提供

专利名称:Phenol-formaldehydebased urethane foams发明人:Anil B. Goel申请号:US06/662754申请日:19841019公开号:US04568704A公开日:19860204

摘要:A process for the preparation of improved closed cell foams having improvedtoughness and improved stability to light by the reaction of a urethane polyol or anamide polyol with a liquid phenol-formaldehyde polyol and a polyisocyanate is described.

申请人:ASHLAND OIL, INC.

代理人:John F. Jones

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