HARDENER CAPABLE OF PROVIDING ALIPHATIC POLYMER COMPOSITION CAPABLE OF PROVIDING AN ALIPHATIC POLYMER COMPOSITION WITH IMPROVED FLEXIBILITY WHILE CONTINUOUSLY PROVIDING IDEAL LIGHT STABILITY BY LOW COST

摘要

PURPOSE: A diamine hardener is provided to show a distinct difference of reactivity between aromatic and aliphatic amines and to provide an aromatic polymer composition capable of providing excellent UV stability and high temperature stability.;CONSTITUTION: A diamine hardener comprises a compound indicated in chemical formula 1 where R1 comprises a C1-20 alkyl group and R2 comprises hydrogen. The hardener additionally comprises one or more polyamine. The one or more polyamine comprises polypropylene oxide diamine. The one or more polyamine comprises one or more polyamine. The aromatic polyamine comprises one or more selected from diethyltoluenediamine, methylene dianiline, di(4-aminocyclohexyl)methane, isophoronediamine, 1,3- xylene diamine, diethylene triamine, triethylene tetramine, poly(cyclohexylaromatic)amine, and 4-(4-aminobenzyl)cyclohexylamino.;COPYRIGHT KIPO 2013