Title:
BLACK PHOTOSENSITIVE RESIN COMPOSITION, CURED PRODUCT OF THE SAME, AND RIGID FLEXIBLE PRINTED WIRING BOARD
Document Type and Number:
Japanese Patent JP2019185026
Kind Code:
A
Abstract:
To provide a black photosensitive resin composition having excellent dispersibility and giving a cured coating film excellent in a concealing property, and to provide a black photosensitive resin composition having excellent low-temperature storage property and developability and a small optimal exposure light quantity and giving a cured coating film excellent in surface conditions, heat resistance and flexibility.SOLUTION: The black photosensitive resin composition in accordance with the present invention comprises a carboxyl group-containing resin having a bisphenol A structure, a thermosetting resin, a photosensitive monomer, a colorant and a photopolymerization initiator, in which the colorant comprises a red colorant, a blue colorant and a black colorant, and a compounding amount of the black colorant is 0.01 pts.mass or more and less than 1 pts.mass in terms of a solid content with respect to 100 pts.mass of the carboxyl group-containing resin.SELECTED DRAWING: None
Inventors:
CHA HANEUL
Application Number:
JP2019044147A
Publication Date:
October 24, 2019
Filing Date:
March 11, 2019
Export Citation:
Assignee:
TAIYO INK MFG CO LTD
International Classes:
G03F7/004; G03F7/027; H05K3/28
Domestic Patent References:
| JP2017111453A | 2017-06-22 | |||
| JP2010224171A | 2010-10-07 |
Foreign References:
| WO2011039984A1 | 2011-04-07 | |||
| KR20080091034A | 2008-10-09 |
Attorney, Agent or Firm:
Hiroyuki Nagai
Yukitaka Nakamura
Satoru Asakura
Mari Asano
Kazuma Kojima
Takaaki Suemori
Yukitaka Nakamura
Satoru Asakura
Mari Asano
Kazuma Kojima
Takaaki Suemori