Title:
RESIN COMPOSITION, CURED PRODUCT, ORGANIC EL DISPLAY DEVICE, AND METHOD FOR PRODUCING CURED PRODUCT
Document Type and Number:
WIPO Patent Application WO/2023/032803
Kind Code:
A1
Abstract:
The present invention addresses the problem of providing a resin composition which has excellent long-term reliability, does not cause luminous brightness or pixel shrinkage, and does not cause a reduced pixel luminous area ratio even over a long period of time. This resin composition comprises: an alkali-soluble resin (a) containing at least one selected from the group consisting of polyimides, polybenzoxazoles, polyamideimides, precursors of any of these, and copolymers thereof; and a novolac phenolic resin (b), wherein the content of the novolac phenolic resin having a molecular weight of 1,000 or less in the novolac phenolic resin (b) is 0.1-20 wt% in the novolac phenolic resin (b).
Inventors:
KITAMURA TOMOHIRO (JP)
YAMANE MAO (JP)
YAMANE MAO (JP)
Application Number:
PCT/JP2022/032018
Publication Date:
March 09, 2023
Filing Date:
August 25, 2022
Export Citation:
Assignee:
TORAY INDUSTRIES (JP)
International Classes:
C08L79/04; C08G8/08; C08L61/10; G03F7/023; G03F7/038; G03F7/20; H05B33/12; H05B33/22
Domestic Patent References:
| WO2020059485A1 | 2020-03-26 | |||
| WO2018084149A1 | 2018-05-11 |
Foreign References:
| JP2005250160A | 2005-09-15 | |||
| JP2011521295A | 2011-07-21 | |||
| JPS58113251A | 1983-07-06 |
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