C - Chemistry – Metallurgy – 08 – F
Patent
C - Chemistry, Metallurgy
08
F
C08F 8/00 (2006.01) C08F 8/46 (2006.01)
Patent
CA 2206823
The present invention provides a functionalized styrenic polymer or copolymer which contains functionalized para-alkylstyrene moiety having formula (I), wherein R1, R2 and R3 are independently selected from hydrogen, alkyl and primary and secondary halo alkyl, and R4 is selected from a group having formulae: -(A)-COOH, (II), (III), (IV) wherein x is an integer of from 2 to about 10, y is an integer ranging from 0 to about 20 and A is a linear hydrocarbyl group of from 2 to about 10 carbon atoms or a branched hydrocarbyl group of from 3 to about 10 carbon atoms.
Polymère ou copolymère fonctionnalisé de styrène qui contient une fraction fonctionnalisée para-alkylstyrène de formule (I) dans laquelle R¿1?, R¿2? et R¿3? sont choisis indépendamment parmi hydrogène, alkyle et haloalkyle primaire et secondaire et R¿4? est choisi dans un groupe de formules -(A)-COOH, (II), (III) et (IV), dans lesquelles x est un nombre entier de 2 à 10 environ, y est un nombre entier allant de 0 à 20 et A est un groupe hydrocarbyle linéaire possédant 2 à environ 10 atomes de carbone ou un groupe hydrocarbyle ramifié possédant 3 à environ 10 atomes de carbone.
Borden Ladner Gervais Llp
Exxon Research And Engineering Company
LandOfFree
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