Patent · US Active

Colored radiation-sensitive composition, colored cured film, color filter, colored pattern forming method, color filter production method, solid-state image sensor, and image display device

US9268063B2 · kind B2 · utility

1Cited by
1References
37Claims
0Family size

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Key dates

Filing dateSep 18, 2014
Grant dateFeb 23, 2016
Priority date
Expiry dateSep 18, 2034

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03F7/105
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

Colored radiation-sensitive composition includes (A) a dye multimer, (B) an alkali-soluble resin containing at least one kind of repeating unit selected from a group consisting of a repeating unit represented by the following Formula (b1) and a repeating unit represented by the following Formula (b2), (C) a polymerizable compound, and (D) a photopolymerization initiator. In the formulae, each of R1 and R4 independently represents a hydrogen atom, an aryl group, or an alkyl group, and among these, an aryl group is preferable. R2 represents a hydrogen atom or a methyl group, R3 represents an alkylene group having 2 or 3 carbon atoms, and m represents an integer from 1 to 15.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.