Patent ID: 8293150
Filing Date: 2012-10-23
Classification: C09B,G02B

Abstract:
1. 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 wherein R 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.