Fluorine-Containing Poly(carbonate-block-siloxane) Copolymers

被引:3
|
作者
Anashkin, D. O. [1 ]
Raigorodskii, I. M. [2 ]
Kopylov, V. M. [1 ]
Kireev, V. V. [3 ]
Shragin, D. I. [1 ]
Karpenko, I. K. [3 ]
机构
[1] State Res Inst Chem & Technol Organoelement Cpds, Moscow 111123, Russia
[2] OOO Penta 91, Moscow 109316, Russia
[3] Mendeleev Univ Chem Technol, Moscow 125047, Russia
关键词
Block Copolymer; Siloxane; Polymer Science Series; Eugenol; Pervapora Tion;
D O I
10.1134/S1560090412010022
中图分类号
O63 [高分子化学(高聚物)];
学科分类号
070305 ; 080501 ; 081704 ;
摘要
On the basis of carbofunctional oligo(alpha,omega-bisphenoxy-trifluoropropyl(methyl)siloxanes, bisphenols, and bisphenol A bis(chloroformate), novel fluorine-containing poly(carbonate-block-siloxanes) are synthesized and characterized. The presence of trifluoropropyl groups in siloxane blocks of the copolymers decreases the sorption of hydrocarbons by 4 to 6 wt % instead of the 60 wt % for usual poly(carbonate-block-dimethylsiloxanes). Films based on fluorine-containing poly(carbonate-block-siloxanes) retain their high strength characteristics in the swollen state (sigma(b) = 20 MPa).
引用
收藏
页码:94 / 98
页数:5
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