Patent ID: 8293150

Claim:
A near-infrared absorbing material, comprising: at least two compounds selected from the group consisting of a singlet oxygen scavenger, a radical scavenger, and an antioxidant; and a near-infrared absorbing compound, wherein the near-infrared absorbing compound is a diimmonium salt represented by the following Formula (XII-1): wherein R 1211 , R 1212 , R 1221 , R 1222 , R 1231 , R 1232 , R 1241 and R 1242 independently represent a hydrogen atom, an aliphatic group or an aromatic group; R 1203 , R 1213 , R 1223 , R 1233 and R 1243 independently represent a substituent; and n 1203 , n 1213 , n 1223 , n 1233 and n 1243 independently represent an integer of 0 to 4; X represents a monovalent or bivalent anion; n 1253 is 1 or 2; and a product of the valency of X and n 1253 is 2, and wherein the at least two compounds include a compound represented by the following Formula (I-1) and a compound represented by the following Formula (I-2): wherein R 11 represents a hydrogen atom, an aliphatic group, an aromatic group, or a heterocyclic group having a carbon atom that is bonded to an oxygen atom or a hydrolysable protecting group; R 12 to R 16 independently represent a hydrogen atom or a substituent; R 11 and R 12 , R 12 and R 13 , R 13 and R 14 , R 14 and R 15 , R 15 and R 16 , and/or R 16 and R 11 may be bonded to each other to form a ring; R 21 represents a hydrogen atom, an aliphatic group, an acyl group, a sulfonyl group, a sulfinyl group, an oxy radial group or a hydroxyl group; Q represents a non-metal atomic group necessary for, together with a nitrogen atom and two carbon atoms, forming a five-, six- or seven-membered ring; R 22 to R 25 independently represent a hydrogen atom, an aliphatic group, an aromatic group or a heterocyclic group having a carbon atom that is bonded to the carbon atom of the five-, six, or seven-membered ring; and R 21 and R 22 , R 22 and R 23 , R 24 and R 25 , and/or R 21 and R 24 may be bonded to each other to form a ring: wherein the compound represented by Formula (I-1) is selected from the group consisting of the following compounds: and wherein a total molar amount of the at least two compounds selected from the group consisting of a singlet oxygen scavenger, a radical scavenger and an antioxidant is from 0.005 mol to 2.0 mol per 1 mol of the near-infrared absorbing compound; the near-infrared absorbing material further comprising at least one compound selected from the group consisting of an ultraviolet absorbent and a fluorescent brightener, wherein the at least one compound selected from the group consisting of an ultraviolet absorbent and a fluorescent brightener has a maximum spectroscopic absorption wavelength when in solution of 410 nm or less in a wavelength range of 270 to 1,600 nm.