Invention Grant
US08828629B2 Black curable composition, light-shielding color filter for a solid-state imaging device and method of producing the same, solid-state imaging device, wafer level lens, and camera module
有权
用于固态成像装置的黑色可固化组合物,遮光滤色器及其制造方法,固态成像装置,晶片级透镜和相机模块
- Patent Title: Black curable composition, light-shielding color filter for a solid-state imaging device and method of producing the same, solid-state imaging device, wafer level lens, and camera module
- Patent Title (中): 用于固态成像装置的黑色可固化组合物,遮光滤色器及其制造方法,固态成像装置,晶片级透镜和相机模块
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Application No.: US13583858Application Date: 2011-03-24
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Publication No.: US08828629B2Publication Date: 2014-09-09
- Inventor: Yushi Kaneko , Makoto Kubota , Kazuto Shimada
- Applicant: Yushi Kaneko , Makoto Kubota , Kazuto Shimada
- Applicant Address: JP Tokyo
- Assignee: FUJIFILM Corporation
- Current Assignee: FUJIFILM Corporation
- Current Assignee Address: JP Tokyo
- Agency: Sughrue Mion, PLLC
- Priority: JP2010-070907 20100325; JP2010-070908 20100325
- International Application: PCT/JP2011/058158 WO 20110324
- International Announcement: WO2011/118850 WO 20110929
- Main IPC: G02B5/20
- IPC: G02B5/20 ; G03F7/004 ; H01L27/14

Abstract:
A black curable composition for forming a light-shielding color filter of solid-state imaging device is provided, which is capable of forming a pattern at low exposure dose even when containing a high concentration of an inorganic pigment, and preventing pattern defects. Also, a black curable composition for a wafer level lens is provided, which is capable of forming a cured film having excellent light shieldability and excellent in co-formability of both a large pattern and a fine pattern. The composition includes: an inorganic pigment; a copolymer containing a monomer having at least one of an amino group and a nitrogen-containing heterocyclic group, a monomer having at least one group of a carboxyl group, a phosphate group and a sulfonate group, and a macromonomer having a weight average molecular weight from 1,000 to 50,000; a polymerization initiator; a polymerizable compound; and an alkali-soluble resin having an unsaturated double bond.
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