Modified larch tannin was prepared by grafting copolymerization and sulfoalkylation, and successfully used as retanning agent, possessing good water solubility and enhanced penetration rate.
利
接枝共聚和磺烷基
的方法对落叶松单宁改性。



Modified larch tannin was prepared by grafting copolymerization and sulfoalkylation, and successfully used as retanning agent, possessing good water solubility and enhanced penetration rate.
利
接枝共聚和磺烷基
的方法对落叶松单宁改性。
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