Resin composition, cured product and optical parts
AssigneesTokyo Institute of Technology, Jsr Corporation
InventorsMitsuru Ueda, Shinji Ando, Jin-gang Liu, Yuzi Shibasaki, Yasuhiro Nakamura, Shuichi Sugawara, Miwa Ariyuki, Yuichi Eriyama, Keisuke Kuriyama, Hideaki Takase
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Abstract
It is provided for a resin composition including (A) at least one polyamic acid having the structure represented by the following formula (1): wherein R1 is independently an alkyl group having 1 to 3 carbon atoms or a cyano group; a is independently an integer of 0 to 4; R is a tetravalent organic group; n is an integer of 1 to 4; and m is an integer of 1 to 100,000, and (E) an organic solvent.
Claims16
A resin composition comprising:
- (A) at least one polyamic acid having the structure represented by the following general formula (1):
- wherein R1 is independently an alkyl group having 1 to 3 carbon atoms or a cyano group;
- a is independently an integer of 0 to 4;
- R is selected from the group consisting of a tetravalent alicyclic groups and tetravalent aliphatic groups;
- n is an integer of 1 to 4;
- and m is an integer of 1 to 100,000, and
- (E) an organic solvent.
(canceled)
A cured film comprising an imidization polymer having the structure represented by the following general formula (2):
- wherein R1 is independently an alkyl group having 1 to 3 carbon atoms or a cyano group;
- a is independently an integer of 0 to 4;
- R is selected from the group consisting of a tetravalent alicyclic groups and tetravalent aliphatic groups;
- n is an integer of 1 to 4;
- and m is an integer of 1 to 100,000.
Dependencies are inferred from the claim text.