Patent ID: 8551911
Filing Date: 2013-10-08
Classification: B41M

Abstract:
1. A recording material containing fluoran color-forming compound, the recording material containing at least one compound represented by formula (I): wherein R p represents 0 or any integer of 1 to 4; q represents 0 or any integer of 1 to 5; when p and q represent 2 or more, each of R R R a bond represented by a wavy line represents a geometric isomer or a mixture thereof, and, as an additive, either at least one compound represented by formula (IV): wherein R n1 and n2 each independently represent 0 or any integer of 1 to 4; m represents 0 or any integer of 1 to 2; and R or at least one compound represented by formula (V): wherein R Y represents a linear or branched, saturated or unsaturated C wherein R b, c, d, e, f, and g each independently represent 0 or any integer of 1 to 4; m represents 0 or any integer of 1 to 2; and a represents 0 or any integer of 1 to 10.