液体松香树脂 >>>liquid rosin ester 产品介绍 introduction 液体松香脂由松香与多元醇酯化而成。 liquid rosin resin is made from the gum rosin through esterification with polylol. 主要用途 typical uses 溶剂压敏粘合剂，热熔压敏粘合剂，eva热熔粘合剂。 solvent base psa, hot melt psa, eva base hot melt adhesive. 质量指标 specifications 产品名称 product name 液体松香树脂liquid rosin ester 规格type slr-20 slr-30 色泽（铁钴法）color (fe-co scale) ≤2 ≤2 酸值mgkoh/g acid value,mgkoh/g max 20 30 粘度（50℃） viscosity（50℃） 4500±1500cps 6000±1500cps 产品特性 features 1.颜色浅，气味低, 不含任何溶剂。 light colored, low odor and solvent free. 2.热稳定好。 excellent heat stability. 3.溶解性好，可溶于、、甲、二甲、乙酯、等多种溶剂。 excellent solubility: wide soluble in aromatic and aliphatic hydrocarbon solvents, esters, ketones and chlorinated solvents, etc.. 4.相溶性好，可与多种高聚物如nr、cr、sbr、sbs、sis、eva等以任意比例混溶。 excellent compatibility: free compatible withnr、cr、sbr、sbs、sis、eva and other polymers at free percentage. 5.应用于压敏胶、粘合剂行业,能提高热熔胶和压敏胶的初粘性、持粘性、柔韧性和增加粘接强度。 used in pressure sensitive adhesives，adhesives products.it can improve initial grad and permanence,flexibility,felt intensity of hod melt adhesive. 包装 package 200kg镀锌铁桶包装。 in galvanized iron drum, 200kgs net each.