发明授权
US5178987A Aqueous developable deep UV negative resist containing benzannelated
acetic acid and novolak resin
失效
含水可显影的深紫外线负极抗蚀剂,含有苯乙烯基化乙酸和酚醛清漆树脂
- 专利标题: Aqueous developable deep UV negative resist containing benzannelated acetic acid and novolak resin
- 专利标题(中): 含水可显影的深紫外线负极抗蚀剂,含有苯乙烯基化乙酸和酚醛清漆树脂
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申请号: US348754申请日: 1989-04-24
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公开(公告)号: US5178987A公开(公告)日: 1993-01-12
- 发明人: Sydney G. Slater , Stanley A. Ficner
- 申请人: Sydney G. Slater , Stanley A. Ficner
- 申请人地址: CT Cheshire
- 专利权人: Olin Corporation
- 当前专利权人: Olin Corporation
- 当前专利权人地址: CT Cheshire
- 主分类号: G03F7/038
- IPC分类号: G03F7/038
摘要:
A radiation-sensitive mixture useful as a negative-working photoresist composition comprising:(a) at least one novolak resin; and(b) a photoactive benzannelated acetic acid selected from formula (I): ##STR1## wherein X is either an oxygen, sulfur or ##STR2##
公开/授权文献
- US5471268A Character imprinting device for a camera 公开/授权日:1995-11-28
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