Invention Grant
US08685617B2 Salt, photoresist composition and process for producing photoresist pattern
有权
盐,光致抗蚀剂组合物和制造光致抗蚀剂图案的方法
- Patent Title: Salt, photoresist composition and process for producing photoresist pattern
- Patent Title (中): 盐,光致抗蚀剂组合物和制造光致抗蚀剂图案的方法
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Application No.: US13333521Application Date: 2011-12-21
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Publication No.: US08685617B2Publication Date: 2014-04-01
- Inventor: Koji Ichikawa , Isao Yoshida , Yuki Suzuki
- Applicant: Koji Ichikawa , Isao Yoshida , Yuki Suzuki
- Applicant Address: JP Tokyo
- Assignee: Sumitomo Chemical Company, Limited
- Current Assignee: Sumitomo Chemical Company, Limited
- Current Assignee Address: JP Tokyo
- Agency: Birch, Stewart, Kolasch & Birch, LLP
- Priority: JP2010-287364 20101224
- Main IPC: G03F7/004
- IPC: G03F7/004 ; G03F7/028 ; C07C309/02 ; C07C309/04 ; C07C309/06

Abstract:
A salt represented by the formula (I): wherein Q1, Q2, L1, L2, ring W, s, t, R1, R2 and Z+ are defined in the specification.
Public/Granted literature
- US20120164579A1 SALT, PHOTORESIST COMPOSITION AND PROCESS FOR PRODUCING PHOTORESIST PATTERN Public/Granted day:2012-06-28
Information query
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