发明名称 |
Process for preparation of photosensitive compositions of stilbazolium quaternary |
摘要 |
Polyvinyl alcohol is modified by reaction with a stilbazol quaternary salt acetal to produce a water soluble polymer capable of photodimerizing on exposure to active radiation to yield water-soluble photoresist materials.
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申请公布号 |
US5358999(A) |
申请公布日期 |
1994.10.25 |
申请号 |
US19930042682 |
申请日期 |
1993.04.05 |
申请人 |
ULANO CORPORATION |
发明人 |
CURTIS, JOHN |
分类号 |
C08F8/44;G03F7/038;(IPC1-7):C08F8/00 |
主分类号 |
C08F8/44 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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