The method of sulfomethylation modification of bayberry tannin extract was investigated.
研究了毛杨梅栲胶的基化改性方法。
The method of sulfomethylation modification of bayberry tannin extract was investigated.
研究了毛杨梅栲胶的基化改性方法。
Phenic acid and alkyphenol polyethenoxy ether were selected for copolymerization in mass ratio 3∶1 and sulfomethylation also conducted.
选用苯酚、烷基酚烯醚按3∶1的质量比行共,同时行基化。
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