Patent ID: 6800420
Filing Date: 2004-10-05
Classification: G03F,Y10S

Abstract:
A photosensitive thick film composition, comprising the following components:(A) an acrylic copolymer having the repeating unit represented by formula (I) whereinR1 and R2 are independently hydrogen, C1-20 linear or branched alkyl, C3-20 cyclic or polycyclic alkyl, C1-6 linear, branched, or cyclic alkoxy, silyl, or C1-6 alkylsilane, and only one of R1 and R2 is hydrogen, the molar ratio of Y to Z is 0.15-0.7:0.15-0.7; (B) a photoinitiator; (C) a reactive monomer; (D) a conductive metal; (E) glass powder; (F) an additive; and (G) an organic solvent; and (H) a silver complex comprising Ag(ER3)X, Ag2(ER2(CH2)nER2)X2 or Ag2(NN)X2, whereinE is N, P, or As; R is alkyl, aryl, H, Cl, Br, or I; X is NO3â€”, ClO4â€”, BF4â€”, BPh4â€”, PF6â€”, CF3CO2â€”, or CF3SO3â€”; n is an integer of 0 to 10: and NN is 2,2â€²-bipyridine or 1,10-phenanthroline; wherein components (B), (C), (D), (E), (F), and (G) are present in weight ratios of 10-50:40-90:400-800:20-90:0.1-0.8:90-180 based on 100 weight parts of component (A).