propene dicarboxylic acid
... propelling worm ==> 压榨螺旋 propene dicarboxylic acid ==> 丙烯二羧酸 propenoic acid ==> 丙烯酸 ...
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如果要得到与常规铬鞣革相同的鞣制强度，用二羧酸或丙烯酸处理后的革必须加入更多的铬盐鞣制。
It is necessary to add more chrome to obtain the same level of tanning fastness as found in conventional tanned leather.
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