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1. 发明专利

JP2013151403A Admixture for hydraulic composition 有权
标题翻译：液压组合物的混合物
公开(公告)号：JP2013151403A
公开(公告)日：2013-08-08
申请号：JP2012052999
申请日：2012-03-09
申请人： Kao Corp , 花王株式会社
发明人： TERAI HISATO , YADOKORO YOSHIAKI , SASHIHARA YOSHIAKI , YAMAMURO HODAKA
IPC分类号： C04B24/26 , C04B24/32 , C04B28/02 , C08F220/20 , C08F220/30
摘要： PROBLEM TO BE SOLVED: To provide an admixture for a hydraulic composition, which can impart excellent fluidity retention to a hydraulic composition containing hydraulic powder, also can minimize temperature dependence of fluidity development with respect to the addition amount.SOLUTION: An admixture for a hydraulic composition includes the following components (A) to (C), where the weight ratio {(B)/[(A)+(C)]} of the component (B) to the total of components (A) and (C) is 0.10-0.70. The component (A) is a copolymer obtained by polymerizing a specific monomer (A1) and a specific monomer (A2). The component (B) is a copolymer obtained by polymerizing monomers including a specific monomer (B1) and a specific monomer (B2), where the total of the monomer (B1) and the monomer (B2) is 90 wt.% or more in the whole constituting monomers, the mole ratio [monomer (B1)/monomer (B2)] of the monomer (B1) to the monomer (B2) is 5/95 to 35/65, and the weight-average molecular weight is 6,000-27,000. The component (C) is polyethylene glycol whose weight-average molecular weight is 6,000-50,000.
摘要翻译：要解决的问题：为了提供能够赋予含有水硬性粉末的水硬性组合物优异的流动性保持性的水硬性组合物的混合物，还可以使流动性显影的温度依赖性相对于添加量最小化。溶液：用于液压的混合物组分（A）和（C）的组分（A）至（C）中的组分（B）与组分（A）和（C）的总量的重量比{（B）/ [（A）+（C）是0.10-0.70。组分（A）是通过使特定单体（A1）和特定单体（A2）聚合而获得的共聚物。组分（B）是通过使包含特定单体（B1）和特定单体（B2）的单体聚合而获得的共聚物，其中单体（B1）和单体（B2）的总量为90重量％以上单体（B1）与单体（B2）的摩尔比[单体（B1）/单体（B2）]为5/95〜35/65，重均分子量为6,000〜 27,000。组分（C）是重均分子量为6,000-50,000的聚乙二醇。

2. 发明专利

JP2014152111A Method for producing ester 审中-公开
标题翻译：生产食品的方法
公开(公告)号：JP2014152111A
公开(公告)日：2014-08-25
申请号：JP2013020365
申请日：2013-02-05
申请人： Kao Corp , 花王株式会社
发明人： SASHIHARA YOSHIAKI , KOYANAGI KOJI
IPC分类号： C07C67/08 , C07B61/00 , C07C69/54
摘要： PROBLEM TO BE SOLVED: To provide a producing method for producing a monoester from a polyoxyalkylene monoalkyl ether and (meth) acrylic acid in an efficient manner.SOLUTION: There is provided a method for producing ester comprising a step (I) of esterifying polyoxyalkylene monoalkyl ether as a raw material with (meth) acrylic acid as a raw material to obtain a monoester. At least a part of (meth) acrylic acid as the raw material used in the step (I) is a recovered (meth) acrylic acid, and in the step (I) the method includes a step of controlling the moisture content in the (meth) acrylic acid as the raw material so as not to exceed 30 mass%.
摘要翻译：要解决的问题：提供一种以有效的方式从聚氧化烯单烷基醚和（甲基）丙烯酸生产单酯的制备方法。解决方案：提供一种生产酯的方法，其包括将聚氧化烯单烷基酯化的步骤（I）乙醚为原料，以（甲基）丙烯酸为原料，得到单酯。作为工序（I）中使用的原料的（甲基）丙烯酸的至少一部分为回收的（甲基）丙烯酸，在工序（I）中，该方法包括：甲基）丙烯酸为原料，不超过30质量％。

3. 发明专利

JP2014152187A Method for producing polycarboxylic acid-based polymer 有权
标题翻译：制备聚碳酸酯聚合物的方法
公开(公告)号：JP2014152187A
公开(公告)日：2014-08-25
申请号：JP2013020366
申请日：2013-02-05
申请人： Kao Corp , 花王株式会社
发明人： KOYANAGI KOJI , SASHIHARA YOSHIAKI
IPC分类号： C08F290/06 , C08F220/00
摘要： PROBLEM TO BE SOLVED: To provide a method for producing a polycarboxylic acid-based polymer capable of effectively utilizing (meth)acrylic acid, when producing the polycarboxylic acid-based polymer using (meth)acrylic acid.SOLUTION: There is provided a step of esterifying polyoxyalkylene monoalkyl ether with (meth)acrylic acid at a predetermined molar ratio to obtain a monoester. The method comprises: a step (I) of recovering unreacted (meth)acrylic acid and water formed by esterification reaction and distributing the recovering substances as an aqueous solution A having a (meth)acrylic acid concentration of 70 mass% or more and an aqueous solution B having a (meth)acrylic acid concentration of less than 70 mass% by a predetermined method; and a step (II) of polymerizing the monoester with the (meth)acrylic acid in the aqueous solution B to obtain a polycarboxylic acid-based polymer by using the monoester obtained in the step (I) and the aqueous solution B obtained in the step (I).
摘要翻译：要解决的问题：提供一种使用（甲基）丙烯酸制造聚羧酸类聚合物时，能够有效利用（甲基）丙烯酸的多元羧酸系聚合物的制造方法。用（甲基）丙烯酸以预定的摩尔比酯化聚氧化烯单烷基醚以获得单酯。该方法包括：回收未反应的（甲基）丙烯酸和通过酯化反应形成的水的步骤（I），并将回收物质作为（甲基）丙烯酸浓度为70质量％以上的水溶液A和水分溶液B通过预定方法具有小于70质量％的（甲基）丙烯酸浓度; 和在水溶液B中使单酯与（甲基）丙烯酸聚合的步骤（II），通过使用步骤（I）中获得的单酯和步骤（I）中获得的水溶液B获得聚羧酸类聚合物，（一世）。

4. 发明专利

JP2013133241A Admixture for hydraulic composition 有权
标题翻译：液压组合物的混合物
公开(公告)号：JP2013133241A
公开(公告)日：2013-07-08
申请号：JP2011283275
申请日：2011-12-26
申请人： Kao Corp , 花王株式会社
发明人： SASHIHARA YOSHIAKI , KOYANAGI KOJI , TERAI HISATO
IPC分类号： C04B24/26 , C08F290/06 , C08L55/00
摘要： PROBLEM TO BE SOLVED: To provide an admixture for a hydraulic composition capable of suppressing increase of initial fluidity regardless of the kind of aggregate (sand), and expressing excellent flow retentivity.SOLUTION: This admixture for a hydraulic composition includes a copolymer A (excluding a copolymer B) obtained by polymerizing a specific monomer A1 represented by general formula (A1) and a monomer having a carboxylic acid group and/or phosphoric acid group, and a copolymer B having a weight-average molecular weight of 6,000-27,000 obtained by polymerizing a specific monomer B1 represented by general formula (B1) and 2-hydroxyethyl acrylate at ≥95 wt.% in a constituent monomer.
摘要翻译：要解决的问题：提供一种能够抑制初始流动性增加的水硬性组合物的混合物，而不管聚集体（砂）的种类如何，并表现出优异的流动保持性。溶液：该水硬性组合物的混合物包括共聚物A（不包括通过聚合由通式（A1）表示的特定单体A1和具有羧酸基和/或磷酸基团的单体得到的共聚物B）和通过以下方法得到的重均分子量为6,000-27,000的共聚物B 在构成单体中聚合由通式（B1）表示的特定单体B1和≥95重量％的丙烯酸2-羟基乙酯。

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