ANTI-FADING AGENT TO GAS FOR RECORDING MEDIUM AND RECORDING MEDIUM FOR PRINTING

摘要

PROBLEM TO BE SOLVED: To provide an anti-fading agent to gas for a recording medium excellent in an anti-fading effect to the gas. SOLUTION: The anti-fading agent comprises the metal salt, ammonium slat, amine salt or quaternary ammonium salt of an organic carboxylic acid represented by formulae (I) HCOOH, (II) (COOH)2, (III) Cn1X1...Xm1(COOH)p1 or (IV) C6Z1...Zm2(COOH)p2.