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    • 6. 发明授权
    • Sulfur-containing poly (unsaturated carboxylic acid) and its uses and production process
    • 含硫聚(不饱和羧酸)及其用途及生产工艺
    • US07442749B2
    • 2008-10-28
    • US10641939
    • 2003-08-15
    • Atsuro YonedaTakahiro TsumoriKoji FukuharaShigeru Yamaguchi
    • Atsuro YonedaTakahiro TsumoriKoji FukuharaShigeru Yamaguchi
    • C08F4/06
    • C11D3/378C08F20/04
    • There are disclosed a novel sulfur-containing poly(unsaturated carboxylic acid) and its uses and production process. A sulfur-containing poly(unsaturated carboxylic acid) having a weight-average molecular weight (Mw) of 500 to 4,500 and a molecular weight distribution (Mw/Mn) of not more than 2.5 is obtained by a production process comprising the step of polymerizing an unsaturated carboxylic acid in the presence of a polymerization initiator to thereby obtain the poly(unsaturated carboxylic acid), wherein: a combination of a persulfate and a bisulfite is used as the polymerization initiator, wherein the polymerization initiator is adjusted in such a manner that: the total amount of the polymerization initiator as used is not smaller than 10 g equivalents per 1 mol of the unsaturated carboxylic acid as used, and the amount of the bisulfite accounts for not smaller than 8 g equivalents of the total amount of the polymerization initiator as used; and the polymerization temperature is controlled so as to be in the range of 25 to 99° C. This polymer is used as an essential component of a detergent builder and a kaolin dispersant.
    • 公开了一种新型含硫聚(不饱和羧酸)及其用途和生产工艺。 通过制造方法得到重均分子量(Mw)为500〜4500,分子量分布(Mw / Mn)为2.5以下的含硫的聚(不饱和羧酸),其包括聚合 在聚合引发剂的存在下使用不饱和羧酸,从而得到聚(不饱和羧酸),其中:使用过硫酸盐和亚硫酸氢盐的组合作为聚合引发剂,其中聚合引发剂的调节方式如下: :所使用的聚合引发剂的总量相对于每1mol不饱和羧酸为10g当量以上,并且亚硫酸氢盐的量不少于聚合引发剂总量的8g当量 如使用; 并将聚合温度控制在25至99℃的范围内。该聚合物用作洗涤剂助洗剂和高岭土分散剂的必需组分。
    • 7. 发明授权
    • Liquid detergent builder and liquid detergent containing the same
    • 液体洗涤剂助洗剂和含有它的液体洗涤剂
    • US07390776B2
    • 2008-06-24
    • US10493108
    • 2003-09-11
    • Takahiro TsumoriAtsuro YonedaAkiko HemmiShigeru Yamaguchi
    • Takahiro TsumoriAtsuro YonedaAkiko HemmiShigeru Yamaguchi
    • C11D1/00C11D3/37
    • C11D3/3765
    • A liquid detergent builder which is highly compatible with a surfactant and gives transparent liquid detergents having extremely excellent detergency, a liquid detergent containing the builder, and a liquid detergent containing an acrylic acid-based polymer (salt) having excellent clay dispersibility and good compatibility with a surfactant. The liquid detergent builder comprises an acrylic acid/maleic acid-based copolymer (salt), wherein the acrylic acid/maleic acid-based copolymer (salt) contains maleic acid (salt) in an amount of 5-90 mol % per mole of the sum of acrylic acid (salt) and maleic acid (salt), and a product (MA×Mw) of a weight average molecular weight (Mw) of the copolymer (salt) and a proportion (MA (mol %)) of the maleic acid (salt) in the copolymer (salt) is 450,000 or less.
    • 一种液体洗涤剂助洗剂,其与表面活性剂高度相容,并提供具有极好洗涤力的透明液体洗涤剂,含有助洗剂的液体洗涤剂和含有具有优异粘土分散性的丙烯酸类聚合物(盐)和与 表面活性剂。 液体洗涤剂助洗剂包括丙烯酸/马来酸基共聚物(盐),其中丙烯酸/马来酸基共聚物(盐)含有马来酸(盐)的量为每摩尔5-90摩尔% 丙烯酸(盐)和马来酸(盐)的总和和共聚物(盐)的重均分子量(Mw)和马来酸的比例(MA(mol%))的产物(MAxMw) 盐)为45万以下。
    • 8. 发明申请
    • Liquid detergent builder and liquid detergent containing the same
    • 液体洗涤剂助洗剂和含有它的液体洗涤剂
    • US20050003993A1
    • 2005-01-06
    • US10493108
    • 2003-09-11
    • Takahiro TsumoriAtsuro YonedaAkiko HemmiShigeru Yamaguchi
    • Takahiro TsumoriAtsuro YonedaAkiko HemmiShigeru Yamaguchi
    • C11D3/37
    • C11D3/3765
    • A liquid detergent builder which is highly compatible with a surfactant and gives transparent liquid detergents having extremely excellent detergency, a liquid detergent containing the builder, and a liquid detergent containing an acrylic acid-based polymer (salt) having excellent clay dispersibility and good compatibility with a surfactant. The liquid detergent builder comprises an acrylic acid/maleic acid-based copolymer (salt), wherein the acrylic acid/maleic acid-based copolymer (salt) contains maleic acid (salt) in an amount of 5-90 mol % per mole of the sum of acrylic acid (salt) and maleic acid (salt), and a product (MA×Mw) of a weight average molecular weight (Mw) of the copolymer (salt) and a proportion (MA (mol %)) of the maleic acid (salt) in the copolymer (salt) is 450,000 or less.
    • 一种液体洗涤剂助洗剂,其与表面活性剂高度相容,并提供具有极好洗涤力的透明液体洗涤剂,含有助洗剂的液体洗涤剂和含有具有优异粘土分散性的丙烯酸类聚合物(盐)和与 表面活性剂。 液体洗涤剂助洗剂包括丙烯酸/马来酸基共聚物(盐),其中丙烯酸/马来酸基共聚物(盐)含有马来酸(盐)的量为每摩尔5-90摩尔% 丙烯酸(盐)和马来酸(盐)的总和和共聚物(盐)的重均分子量(Mw)和马来酸的比例(MA(mol%))的产物(MAxMw) 盐)为45万以下。