发明授权
- 专利标题: Modified processing of positive photoresists
- 专利标题(中): 正光致抗蚀剂的改性处理
-
申请号: US639536申请日: 1975-12-10
-
公开(公告)号: US4007047A公开(公告)日: 1977-02-08
- 发明人: Leon H. Kaplan , Steven M. Zimmerman
- 申请人: Leon H. Kaplan , Steven M. Zimmerman
- 申请人地址: NY Armonk
- 专利权人: International Business Machines Corporation
- 当前专利权人: International Business Machines Corporation
- 当前专利权人地址: NY Armonk
- 主分类号: G03F7/022
- IPC分类号: G03F7/022 ; G03F7/08 ; G03C5/00
摘要:
Positive photoresist layers including a base soluble resin and a diazo ketone sensitizer are treated with hydrogen ion following initial exposure to achieve changes in the developed resist profile and/or development in a negative mode.
公开/授权文献
- US5618627A Water-repellent wallboard 公开/授权日:1997-04-08
信息查询
IPC分类: