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    • 74. 发明授权
    • Water-soluble copolymers of monoethylenically unsaturated polyalkylene oxide monomers and dipolar monomers containing at least one nitrogen atom
    • 单烯属不饱和聚环氧烷单体和含有至少一个氮原子的偶极单体的水溶性共聚物
    • US07790667B2
    • 2010-09-07
    • US10579795
    • 2004-11-16
    • Dieter BoeckhThomas PfeifferStefan BeckerMarcus GuzmannPramod Kakumanu ReddyJohn Davis Aiken, III
    • Dieter BoeckhThomas PfeifferStefan BeckerMarcus GuzmannPramod Kakumanu ReddyJohn Davis Aiken, III
    • C11D3/37C08F220/00
    • C11D3/3757C08F220/28C11D3/3723C11D3/3769
    • Water-soluble copolymers which comprise, in copolymerized form, (a) 60 to 99% by weight of at least one monoethylenically unsaturated polyalkylene oxide monomer of the formula I H2C═CR1—X—YR2—OnR3  I  in which the variables have the following meanings: X is —CH2— or —C(O)—, if Y is —O—; is —C(O)—, if Y is —NH—; is —O— or —O—(CH2)4—, if Y is a chemical bond; Y is —O—, —NH— or a chemical bond; R1 is hydrogen or methyl; R2 is C2-C4-alkylene radicals, which may be identical or different and also linear or branched, but where at least 50% of the radicals R2 are ethylene; R3 is C1-C22-alkyl, phenyl, p-(C1-C12-alkyl)phenyl or hydrogen; n is an integer from 6 to 50, (b) 1 to 40% by weight of at least one nonquaternized dipolar monomer comprising at least one nitrogen atom, (c) 0 to 39% by weight of other nonionic monoethylenically unsaturated monomers and (d) 0 to 10% by weight of other anionic monoethylenically unsaturated monomers and have an average molecular weight Mw of from 2000 to 500 000 D, and the use of the copolymers as dispersants and sequestrants for pigmented materials, as additive for detergents, laundry pretreatment compositions, cleaners for hard surfaces, dentifrices and bodycare compositions, and as auxiliaries for textile processes, paper making and paper processing and deinking processes.
    • 以共聚形式包含(a)60-99重量%的至少一种式I的单烯键式不饱和聚环氧烷单体H 2 C = CR 1 -X-YR 2 -OnR 3 I的水溶性共聚物,其中变量具有以下 含义:X是-CH 2 - 或-C(O) - ,如果Y是-O-; 是-C(O) - ,如果Y是-NH-; 是-O-或-O-(CH 2)4 - ,如果Y是化学键; Y是-O - , - NH-或化学键; R1是氢或甲基; R 2是C 2 -C 4亚烷基,其可以相同或不同,并且也是直链或支链的,但是其中至少50%的基团R 2是亚乙基; R 3是C 1 -C 22 - 烷基,苯基,对(C 1 -C 12 - 烷基)苯基或氢; n为6〜50的整数,(b)1〜40重量%的至少一种含有至少一个氮原子的非季铵化偶极单体,(c)0〜39重量%的其他非离子单烯属不饱和单体和(d )0至10重量%的其它阴离子单烯属不饱和单体,并且其平均分子量Mw为2000至500000 D,并且使用共聚物作为着色材料的分散剂和螯合剂,作为洗涤剂的添加剂,洗衣预处理组合物 ,硬表面清洁剂,洁齿剂和身体护理组合物,以及纺织工艺,造纸和纸张处理和脱墨过程的辅助材料。