Patent ID: 7851121
Filing Date: 2010-12-14
Classification: G03F,Y10S

Abstract:
1. A photosensitive composition, comprising: a polyimide comprising a repeating unit as represented by Formula 1: where R1 represents an aliphatic, alicyclic, aromatic or heterocyclic group; R2 represents an aliphatic, alicyclic, aromatic or heterocyclic group; R3 represents at least one of the following formulas: where A represents R4; R6, R7, R17, and R18 each represents an organic group having a carbon number of 1 to 40; r and q each represents an integer of 0 or 1; and i represents an integer of 1 or more; where A represents R4; R8 and R28 each represents hydrogen or an organic group having a carbon number of 1 to 40; R9, R19, and R20 each represents an organic group having a carbon number of 1 to 40; n, s, and t each represents an integer of 0 or 1; and i represents an integer of 1 or more; where A represents R4; R21 and R22 each represents an organic group having a carbon number of 1 to 40; u and v each represents an integer of 0 or 1; and i represents an integer of 1 or more; where A represents R4; R11 and R12 each represents hydrogen or an organic group having a carbon number of 1 to 40; R23 and R24 each represents an organic group having a carbon number of 1 to 40; w and x each represents an integer of 0 or 1; and i represents an integer of 1 or more; where A represents R4; R13, R14 and R15 each represents hydrogen or an organic group having a carbon number of 1 to 40; R25 and R26 each represents an organic group having a carbon number of 1 to 40; y and z each represents an integer of 0 or 1; and i represents an integer of 1 or more; R4 represents a monofunctional hydrophilic group or a monofunctional hydrophilic group protected by second acid-cleavable group, second base-cleavable group, or crosslinkable cleavable group; and, h represents an integer of 1 or more; and a photosensitive additive.