日韩一卡在线,91久久精品美女高潮,天天干天天操,免费看日韩毛片,日韩av黄,97精品在线播放,国产香蕉av

Hydrogenated Rosin

PRODUCTS > Modified rosin series > Hydrogenated Rosin

Hydrogenated Rosin

This product uses gum rosin as raw material, under certain pressure and temperature, through hydrogenation making the resin acid part saturated with hydrogen to produce hydrogenated rosin mainly in the form of dihydroabietic acid, then refined by distillation.
Mainly used as raw material for the manufacture of adhesives, coatings, inks, solder flux for electronic industries, food grade ester gum, etc.