Immobilized lewis acid catalysts

Details Immobilized lewis acid catalysts Immobilized lewis acid catalysts

C - Chemistry, Metallurgy

08

F

C08F 4/14 (2006.01) C08F 10/00 (2006.01)

Patent

CA 2109845

2109845 9300373 PCTABS00019 Immobilized Lewis Acid catalyst comprising polymer having at least one Lewis Acid immobilized within the structure therein, said polymer having monomer units represented by the structural formula: --[A]a--[B]b--[C]c-- wherein a represents about 1 to about 99 mole %; b represents about 0 to about 50 mole %; c represents about 1 to about 99 mole %; a + b + c is preferably about 100 %; A is (.alpha.); B is (.beta.); C is selected from the group consisting of (I), (II), and (III) combinations thereof, wherein D is OH, halide, OR4, NH2, NHR3, OM', or OM''; E is the residue of the reaction of at least one Lewis Acid with the D substituent of monomer unit B; R1 represents proton, C1-C24 alkyl group, or C3-C24 cycloalkyl; R2 represents C1-C24 alkylene group, C3-C24 cycloalkylene, C6-C18 arylene, or C7-C30 alkylarylene; R3 represents C1-C24 alkyl, C3-C24 cycloalkyl, C1-C24 aryl, or C7-C30 alkylaryl; R4 represents C1-C24 alkyl, C3-C24 cycloalkyl, C1-C24 aryl, or C7-C30 alkylaryl; M' represents alkali metal; M'' represents alkaline-earth metal. Also disclosed are polymerization and alkylation processes utilizing the immobilized Lewis Acid catalysts. Another aspect of the present invention is a method of manufacturing immobilized Lewis Acid catalysts.

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