Citation:
ZHOU Zhi-Bin, HE Hai-Ying, WENG Zhong-Yuan, ZHAO Cheng-Xue, QU Yan-Ling. Modification of SBS Polymers by Per(poly)fluoroalkylation[J]. Chinese Journal of Applied Chemistry,
;2000, 17(5): 516-519.
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Poly(styrene-butadiene-styrene)(SBS) were modified by reacting with (RfCO2)2 in CH2Cl2 at room temperature to give Rf-SBS polymers. All the fluoroalkylated products were characterized by IR and 19F NMR spectra. It is shown that Rf and RfCO2 groups were only added onto the double bonds of SBS polymer chain via single electron transfer(SET) mechanism. The Rf-SBS polymers showed good water- and oil-repellency and low refractive indices.
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