Narrating the preparation and application of dispersion rosingum as well as analyzing its economic benefits.
叙述了分散松香胶的制备方法和应用，分析了该胶的经济效益。
2
The emerging causes of mixed gumrosin were analyzed, and the controlling methods were also produced.
分析了混合松香产生的原因；提出了对混合松香的控制建议。
3
Gumrosin glyceride are made from gumrosin or refined gumrosin through esterification with glycerol; used in pressure sensitive adhesives adhesives rubber products etc.