... resistance and water resistance, and can effectively reduce production costs. D, The ink industry: petroleum resin, ink, mainly high softening point ... °C80~9080~9090~100100~110110~120120~130130~140ColorASTM D-1544#7 ~12Acid ValueASTM D-974mgKOH/g 0.3~0.5Bromine ValueHG2231-91 ...