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Modified starch flocculant-application of graft copolymer in the treatment of printing and dyeing wastewater

 Last Update: 2021-11-04
 Source: Internet
 Author: User

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(3) Application in the treatment of printing and dyeing wastewater

The author has used the amphiphilic high-efficiency cationic starch decolorizing flocculant CSDF (cationic modified starch flocculant) to treat printing and dyeing wastewater.
The source of the printing and dyeing wastewater is: printing and dyeing wastewater 1# provided by Sichuan Wenjiang Special Products Factory; printing and dyeing wastewater 2# by Guangdong Provided by a printing and dyeing factory in Nanhai; Printing and dyeing wastewater 3# and 4# are provided by a printing and dyeing factory in Qingdao, Shandong
.

See Table 3-59 and Table 3-60 for the effect of amphiphilic high-efficiency cationic starch decolorizing flocculant CSDF in treating printing and dyeing wastewater

Table 3-59 Effect of CSDF on the treatment of printing and dyeing wastewater

Table 3-60 The removal effect of CSDF on TOC in printing and dyeing wastewater

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