Patent ID: 8110253

Claim:
An ink composition comprising: compound A represented by Formula (I) below; compound B represented by Formula (II) below; and a polymerizable compound, wherein X denotes O, S, or NR a , n1 denotes 0 or 1, R a , R 1 , R 2 , R 3 , R 4 , R 5 , R 6 , R 7 , R 8 , R 9 , and R 10 independently denote a hydrogen atom or a monovalent substituent, and two of R 1 , R 2 , R 3 , R 4 , R 5 , R 6 , R 7 , and R 8 that are adjacent may be linked to each other to form a ring, and wherein X denotes O, S, or NR b , n2 denotes 0 or 1, R b , R 11 , R 12 , R 13 , R 14 , R 15 , R 16 , R 17 , and R 18 independently denote a hydrogen atom or a monovalent substituent, and two of R 11 , R 12 , R 13 , and R 14 that are adjacent may be linked to each other to form a ring.