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    • 2. 发明申请
    • POLYALKYL (METH)ACRYLATE COPOLYMERS HAVING OUTSTANDING PROPERTIES
    • US20120046207A1
    • 2012-02-23
    • US13213547
    • 2011-08-19
    • Michael MüllerTorsten StöhrBoris Eisenberg
    • Michael MüllerTorsten StöhrBoris Eisenberg
    • C10M145/14C08F220/26C08F220/36
    • C08F220/36C10M145/10C10M2209/08C10N2230/06
    • The present invention relates to copolymers obtainable by polymerizing a monomer composition composed of a) 0% to 40% by weight of one or more ethylenically unsaturated ester compounds of the formula (I) in which R is hydrogen or methyl, R1 is a linear or branched alkyl radical having 1 to 5 carbon atoms, R2 and R3 independently are hydrogen or a group of the formula —COOR′, in which R1 is hydrogen or an alkyl group having 1 to 5 carbon atoms, b) 10% to 99.9% by weight of one or more ethylenically unsaturated ester compounds of the formula (II) in which R is hydrogen or methyl, R4 is a linear or branched alkyl radical having 6 to 15 carbon atoms, R5 and R6 independently are hydrogen or a group of the formula —COOR′, in which R′ is hydrogen or an alkyl group having 6 to 15 carbon atoms, c) 0% to 80% by weight of one or more ethylenically unsaturated ester compounds of the formula (III) in which R is hydrogen or methyl, R7 is a linear or branched alkyl radical having 16 to 30 carbon atoms, R8 and R9 independently are hydrogen or a group of the formula —COOR″, in which R″ is hydrogen or an alkyl group having 16 to 30 carbon atoms, d) 0.1% to 30% by weight of one or more ethylenically unsaturated, polar ester compounds of the formula (IV) in which R is hydrogen or methyl, X is oxygen, sulphur or an amino group of the formula —NH— or —NRa— in which Ra is an alkyl radical having 1 to 40 carbon atoms, R10 is a radical which encompasses 2 to 1000 carbon atoms and has at least 2 heteroatoms, R11 and R12 independently are hydrogen or a group of the formula —COX′R10′, in which X′ is oxygen or an amino group of the formula —NH— or —NRa—, in which Ra′ is an alkyl radical having 1 to 40 carbon atoms, and R10′ is a radical which encompasses 1 to 100 carbon atoms, and e) 0% to 50% by weight of comonomer, based in each case on the total weight of the ethylenically unsaturated monomers.