Patent ID: 11886115
Assignee: YANTAI SUNERA LLC
Field: Optics (Instruments)
Classification: CPC G | IPC G

Claim 0:
1. A positive photosensitive resin composition, comprising a resin, a diazonaphthoquinone compound and a solvent, wherein the resin is a combination of any one or more of polyamic acid, polyamic ester and polyimide of a segment shown in formula (1);, in the formula (1), X represents a tetravalent organic group; R1 is a hydrogen atom or a C1-10 organic group;
Y represents a bivalent organic group constituting the resin, and at least comprises a general structure formula (2):, in the formula (2), Y1 is any one of:, , and, , and * represents a linkage position;
R2 in the formula (2) is selected from —NHCO— or —O—;
n in the formula (1) is an integer in a range of 10-100000;
the organic group in the formula (2) is derived from one or more of the following diamine b-1-1 to b-1-8:, a weight ratio of the resin to the solvent is 1:(5-80); a weight ratio of the resin to the diazonaphthoquinone compound is 100:(1-100).