发明授权
- 专利标题: Process for treating the surface of a plastic article
- 专利标题(中): 处理塑料制品表面的方法
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申请号: US898307申请日: 1986-08-20
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公开(公告)号: US4938998A公开(公告)日: 1990-07-03
- 发明人: Juergen Stock
- 申请人: Juergen Stock
- 专利权人: Juergen Stock
- 当前专利权人: Juergen Stock
- 优先权: DEX3530366 19850824
- 主分类号: B05D7/02
- IPC分类号: B05D7/02 ; B05D7/24 ; C08J7/04
摘要:
A plastic article, especially of polypropylene or polyethylene, can be rendered resistant to diffusion of motor fuel vapors or the like and/or prepared for surface-coating by applying a film of a naturally-occurring, enzymatically-functionalized cellulose derivative having a functional phosphate, sulfate, carbonate or amino group.
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