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International Journal of Polymer Science
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International Journal of Polymer Science
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2013
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Article
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Tab 1
Research Article
Using of Hyperbranched Poly(amidoamine) as Pretanning Agent for Leather
Table 1
Effect of HPAM content on the exhaustion and fixation of chrome tan.
Sample code
HPAM
content (wt%)
Chrome content in the effluent bath (mg/L)
Chrome tan exhaustion (%)
CTL (blank)
0.0
1353
50.0
HP-CTL1
3.0
7.85
99.4
HP-CTL2
5.0
2.15
99.8
HP-CTL3
8.0
2.77
99.7