Fluorochemical diesters as repellent polymer melt additives

Details Fluorochemical diesters as repellent polymer melt additives Fluorochemical diesters as repellent polymer melt additives

C - Chemistry, Metallurgy

08

K

C08K 5/435 (2006.01) C07C 69/63 (2006.01) C07C 311/09 (2006.01) C07C 323/12 (2006.01) D01F 1/10 (2006.01)

Patent

CA 2590639

A thermoplastic polymer comprising a fluorochemical ester composition of formula I: C4F9SO2N(Q1)(CH2)aO-C(O)-(CH2)n-C(O)O(CH2)bNQ2SO2C4F9 (I) wherein Q1 and Q2 which may be the same or different are each a hydrogen or an alkyl group of1 to 4 carbon atoms; a is an integer from 2 to 11; b is an integer from 2 to 11; and n is at least 10.

L~invention concerne un polymère thermoplastique comprenant une composition d~un ester fluoré répondant à la formule I : C4F9SO2N(Q1)(CH2)aO-C(O)-(CH2)n-C(O)O(CH2)bNQ2SO2C4F9 (I) dans laquelle Q1 et Q2, pouvant être identiques ou différents, représentent chacun un atome d~hydrogène ou un groupe alkyle contenant de 1 à 4 atomes de carbone ; a est un nombre entier de 2 à 11 ; b est un nombre entier de 2 à 11 ; et n vaut au moins 10.

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