Leather Tanning and Dyeing

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China Rare Earth Information | 1989年 / 03期
关键词：
dyeing; chrome;
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摘要：
The tanning process using REs andchrome is based on partial substitutionof REs For red vitriol.Experimental re-sults showed that the consumption of redvitriol reduced by 1/3 and chrome con-tent in the waste liquid decreased by80-90%,as compared with the traditionalprocess.In leather dyeing,the additionof REs increases the effect of collagenfibre on the absorption combination pro-
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页码：2 / 2
页数：1
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