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1. 发明专利

JP2003277114A Composite cement dispersant 审中-公开
标题翻译：复合水泥分散剂
公开(公告)号：JP2003277114A
公开(公告)日：2003-10-02
申请号：JP2002081300
申请日：2002-03-22
申请人： Taiheiyo Cement Corp , Takemoto Oil & Fat Co Ltd , 太平洋セメント株式会社 , 竹本油脂株式会社
发明人： TSUKADA KAZUHISA , ISHIMORI MASAKI , KINOSHITA MITSUO , KAMOTO SOJI
IPC分类号： C04B24/26 , C04B24/00 , C04B103/40 , C08F220/04 , C08F220/26 , C08F228/02 , C08F290/06
摘要： PROBLEM TO BE SOLVED: To obtain a composite cement dispersant which has high dispersion performance for concrete, or the like, and high fluidity of itself, and has satisfactory handling properties on premixing.
SOLUTION: This powdery composite cement dispersant is obtained by carrying the following B-component on the surface of a A-component, and contains the A-component in 95 to 99.99 mass% and the B-component in 0.01 to 5 mass%, and has an angle of repose of ≤43 degrees: the A-component is dry powder consisting of a water soluble vinyl copolymer containing the following A1- component in 40 to 85 mol%, the A2-component in 15 to 60 mol% and the A3-component in 0 to 5 mol% (100 mol% in total), and having a number average molecular weight of 2,000 to 50,000: the A1-component is one or more selected from olefin monocarboxylic acid and a salt thereof; the A2-component is one or more selected from alkoxypolyethylene glycol(meth)acrylate and (meth) allylsulfonate; the A3-component is one or more selected from alkyl(meth) acrylate and hydroxyalkyl(meth)acrylate; and the B-component is inorganic powder having a specific surface area of 40 to 500 m
2 /g.
COPYRIGHT: (C)2004,JPO
摘要翻译：要解决的问题：为了获得具有高混凝土分散性能的复合水泥分散剂，其自身流动性高，并且在预混合时具有令人满意的处理性能。解决方案：该粉末状复合水泥分散剂通过在A组分的表面上承载以下B成分而得到，并且含有95〜99.99质量％的A成分和0.01〜5质量％的B成分％，休止角≤43度：A成分为含有40〜85摩尔％的下述A1-成分的水溶性乙烯基共聚物的干粉，A2-成分为15〜60摩尔％和A3成分为0〜5摩尔％（总计100摩尔％），数均分子量为2,000〜50,000：A1成分是选自烯烃一元羧酸及其盐中的一种以上。 A2组分是选自烷氧基聚乙二醇（甲基）丙烯酸酯和（甲基）烯丙基磺酸酯中的一种或多种; A3组分是选自（甲基）丙烯酸烷基酯和（甲基）丙烯酸羟烷基酯中的一种或多种; B成分是比表面积为40〜500m 2 / SP / g的无机粉末。版权所有（C）2004，JPO

2. 发明专利

JP2003277113A Method for producing powdery cement dispersant 审中-公开
标题翻译：生产粉末水泥分散剂的方法
公开(公告)号：JP2003277113A
公开(公告)日：2003-10-02
申请号：JP2002081299
申请日：2002-03-22
申请人： Taiheiyo Cement Corp , Takemoto Oil & Fat Co Ltd , 太平洋セメント株式会社 , 竹本油脂株式会社
发明人： TSUKADA KAZUHISA , ISHIMORI MASAKI , KINOSHITA MITSUO , KAMOTO SOJI
IPC分类号： C04B24/26 , C04B103/40 , C08F220/04 , C08F220/26 , C08F228/02
摘要： PROBLEM TO BE SOLVED: To mass produce a powdery dispersant at a high recovery ratio without lowering its dispersion performance.
SOLUTION: In the method for producing the powdery cement dispersant, an aqueous solution containing the following A component in 5 to 70 mass% is introduced into a spray drier in which a spray apparatus part is provided with a nozzle, and is sprayed and dried at a hot air inlet temperature of 150 to 250°C and a hot air outlet temperature of 80 to 150°C: the A component is a water soluble vinyl copolymer containing the following A1 component in 40 to 85 mol%, the A2 component in 15 to 60 mol%, and the A3 component in 0 to 5 mol% (100 mol% in total), and having a number average molecular weight of 2,000 to 5,000: the A1 component is one or more selected from olefin monocarboxylic acid and a salt thereof; the A2 component is one or more selected from alkoxypolyethylene glycol(meth)acrylate and (meth)allylsulfonate; and the A3 component is one or more selected from alkyl (meth)acrylate and hydroxyalkyl(meth)acrylate.
COPYRIGHT: (C)2004,JPO
摘要翻译：待解决的问题：以高回收率大量生产粉状分散剂而不降低其分散性能。解决方案：在粉末状水泥分散剂的制造方法中，将含有5〜70质量％的以下A成分的水溶液引入喷雾干燥器中，在喷雾干燥器中喷雾装置部件设置有喷嘴，喷雾在150〜250℃的热风入口温度和80〜150℃的热风出口温度下干燥：A成分为含有40〜85摩尔％的下述A1成分的水溶性乙烯基系共聚物，A2 成分为15〜60摩尔％，A3成分为0〜5摩尔％（总计100摩尔％），数均分子量为2,000〜5000：A1成分为选自烯烃单羧酸及其盐; A2组分是选自烷氧基聚乙二醇（甲基）丙烯酸酯和（甲基）烯丙基磺酸酯中的一种或多种; A3成分是选自（甲基）丙烯酸烷基酯和（甲基）丙烯酸羟烷基酯中的一种以上。版权所有（C）2004，JPO

3. 发明专利

JP2004203689A Cement composition 审中-公开
公开(公告)号：JP2004203689A
公开(公告)日：2004-07-22
申请号：JP2002376113
申请日：2002-12-26
申请人： Taiheiyo Cement Corp , Takemoto Oil & Fat Co Ltd , 太平洋セメント株式会社 , 竹本油脂株式会社
发明人： KANEDA YOSHIHISA , TSUKADA KAZUHISA , ISHIMORI MASAKI , KINOSHITA MITSUO , OKADA KAZUHISA , KAMOTO SOJI
IPC分类号： C04B28/02 , C04B24/26 , C04B103/40 , C04B111/70 , C08F220/06
摘要： PROBLEM TO BE SOLVED: To provide a cement composition capable of obtaining a high flowability by a brief kneading operation in the range where water/cement ratio is small.
SOLUTION: The cement composition is composed of (A) cement, (B) fine aggregate and (C) a dried and powdered dispersant composed of a water soluble vinyl copolymer which has 40-80 mol% structural unit A expressed by formula (1), 0.5-20 mol% structural unit B expressed by formula (2), 2-40 mol% structural unit C expressed by formula (3) and 0.2-15 mol% structural unit D expressed by formula (4) (100 mol% in total) and has weight average molecular weight of 15,000-100,000 and (weight average molecular weight )/(number average molecular weight) ratio of 2-7 [in the formulas, X expresses SO
3 M
2 or -O-C
6 H
4 -SO
3 M
3 (M
2 and M
3 expresses alkali metal or the like), A expresses a residual group in which hydroxy group is removed from polyether diol having oxyalkylene unit repeating number of 5-109 and M
1 expresses H, alkali metal or the like]. The cement composition is kneaded with water so as to have water/cement ratio of ≥15% to

4. 发明专利

JP2003277112A Method for producing powdery cement dispersant 审中-公开
标题翻译：生产粉末水泥分散剂的方法
公开(公告)号：JP2003277112A
公开(公告)日：2003-10-02
申请号：JP2002081298
申请日：2002-03-22
申请人： Taiheiyo Cement Corp , Takemoto Oil & Fat Co Ltd , 太平洋セメント株式会社 , 竹本油脂株式会社
发明人： TSUKADA KAZUHISA , ISHIMORI MASAKI , KINOSHITA MITSUO , KAMOTO SOJI
IPC分类号： C04B24/26 , C04B103/40 , C08F220/04 , C08F220/26 , C08F228/02
摘要： PROBLEM TO BE SOLVED: To obtain a powdery dispersant at a high recovery ratio without lowering its dispersion performance.
SOLUTION: In the method for producing the powdery dispersant, an aqueous solution containing the following A component in 5 to 40 mass% is introduced into a spray drier in which a spray apparatus part is provided with a disk atomizer, and is sprayed and dried at a hot air inlet temperature of 150 to 250°C and a hot air outlet temperature of 80 to 150°C: the A component is a water soluble vinyl copolymer containing the following A1 component in 40 to 85 mol%, the A2 component in 15 to 60 mol%, and the A3 component in 0 to 5 mol% (100 mol% in total) and having a number average molecular weight of 2,000 to 50,000: the A1 component is one or more selected from olefin monocarboxylic acid and a salt thereof; the A2 component is one or more selected from alkoxypolyethylene glycol(meth)acrylate and (meth)allylsulfonate; and the A3 component is one or more selected from alkyl (meth)acrylate and hydroxyalkyl(meth)acrylate.
COPYRIGHT: (C)2004,JPO
摘要翻译：待解决的问题：为了在不降低其分散性能的情况下以高回收率获得粉状分散剂。解决方案：在粉末分散剂的制造方法中，将含有5质量％〜40质量％的下述A成分的水溶液导入喷雾干燥器，其中喷雾装置部件设置有盘式雾化器，并喷雾在150〜250℃的热风入口温度和80〜150℃的热风出口温度下干燥：A成分为含有40〜85摩尔％的下述A1成分的水溶性乙烯基系共聚物，A2 成分为15〜60摩尔％，A3成分为0〜5摩尔％（总计100摩尔％），数均分子量为2,000〜50,000：A1成分是选自烯烃单羧酸和其盐; A2组分是选自烷氧基聚乙二醇（甲基）丙烯酸酯和（甲基）烯丙基磺酸酯中的一种或多种; A3成分是选自（甲基）丙烯酸烷基酯和（甲基）丙烯酸羟烷基酯中的一种以上。版权所有（C）2004，JPO

5. 发明专利

JP2011126740A Method for producing vaterite type calcium carbonate 有权
标题翻译：生产碳酸钙型碳酸钙的方法
公开(公告)号：JP2011126740A
公开(公告)日：2011-06-30
申请号：JP2009286537
申请日：2009-12-17
申请人： Taiheiyo Cement Corp , 太平洋セメント株式会社
发明人： YAMASHITA HIROKI , TSUKADA KAZUHISA , ICHINOTSUBO YUKITERU , SUZUKI TSUTOMU
IPC分类号： C01F11/18
摘要： PROBLEM TO BE SOLVED: To provide a method for controlling the particle size of produced vaterite type calcium carbonate to the desired size, in a method for producing vaterite type calcium carbonate.
SOLUTION: In the method for producing vaterite type calcium carbonate, when an aqueous calcium chloride solution, ammonium carbonate and ammonia water are mixed and reacted under stirring to synthesize calcium carbonate, within a range satisfying all of the following conditions 1 to 4, the reaction is conducted while regulating one or more of the conditions, whereby the average particle size of obtained vaterite type calcium carbonate is controlled. Condition 1: a temperature of the reaction liquid is >0 and ≤50°C. Condition 2: the concentration of calcium chloride in the reaction liquid is 0.250-0.625 mol/L. Condition 3: an amount of ammonia water (NH
4 OH) added is ≥0.67 in terms of a molar ratio to Ca in the reaction liquid (NH
4 OH/Ca). Condition 4: a number of revolutions of the reaction liquid by stirring is ≥200 rpm.
COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：待解决的问题：为了提供一种用于制备球霰石型碳酸钙的方法，该方法用于控制生成的球霰石型碳酸钙的粒径至所需尺寸。解决方案：在制备球霰石型碳酸钙的方法中，当将氯化钙水溶液，碳酸铵和氨水混合并搅拌反应合成碳酸钙时，在满足以下所有条件1至4的范围内在调节一个或多个条件的同时进行反应，从而控制得到的球霰石型碳酸钙的平均粒径。条件1：反应液的温度> 0℃≤50℃。条件2：反应液中氯化钙的浓度为0.250-0.625mol / L。条件3：以与反应液体中的Ca的摩尔比（NH 4 SBO / Ca）的相对于氨水的摩尔比计，氨水的量（NH 4 OH）≥0.67，。条件4：通过搅拌反应液的转数为≥200rpm。版权所有（C）2011，JPO＆INPIT

6. 发明专利

JP2010222161A Vaterite-type spherical calcium carbonate and method for producing the same 审中-公开
标题翻译： VATERITE型球形碳酸钙及其制造方法
公开(公告)号：JP2010222161A
公开(公告)日：2010-10-07
申请号：JP2009069450
申请日：2009-03-23
申请人： Taiheiyo Cement Corp , 太平洋セメント株式会社
发明人： TSUKADA KAZUHISA
IPC分类号： C01F11/18
摘要： PROBLEM TO BE SOLVED: To provide a method for producing vaterite-type spherical calcium carbonate which is exactly spherical and has a small particle diameter and a sharp particle-size distribution.
SOLUTION: The method for producing vaterite-type calcium carbonate is characterized by reacting CaCl
2 or Ca(NO
3 )
2 with a carbonate in the aqueous solution in the presence of a reaction buffering agent while irradiating with an ultrasonic wave, and the vaterite-type spherical calcium carbonate is produced by the method.
COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：解决的问题：提供一种准确球形并具有小粒径和尖锐的粒度分布的球霰石型球形碳酸钙的方法。解决方案：用于生产球霰石型碳酸钙的方法的特征在于使CaCl 2 / SB>或Ca（NO 3 ） 2 与在反应缓冲剂的存在下在水溶液中碳酸盐，同时用超声波照射，并且通过该方法制备球霰石型球形碳酸钙。版权所有（C）2011，JPO＆INPIT

7. 发明专利

JP2008266120A Cement additive and cement composition 有权
标题翻译：水泥添加剂和水泥组合物
公开(公告)号：JP2008266120A
公开(公告)日：2008-11-06
申请号：JP2007272398
申请日：2007-10-19
申请人： Taiheiyo Cement Corp , 太平洋セメント株式会社
发明人： TSUKADA KAZUHISA , YAMADA KAZUO , HYODO HIKOJI , HIRAO CHU
IPC分类号： C04B14/28 , C04B18/14 , C04B20/00 , C04B28/02
CPC分类号： C04B40/0039 , C04B2103/12 , C04B2103/34 , C04B14/28 , C04B20/0096 , C04B28/02
摘要： PROBLEM TO BE SOLVED: To provide a cement additive which is capable of improving the flowability and shortening the setting time of a cement composition even in the case of a small water-to-powder ratio.
SOLUTION: The cement additive comprises two kinds of inorganic powders A and B with different BET specific surface areas, provided that the BET specific surface areas of the inorganic powders A and B are within the range of 4-30 m
2 /g and the difference between the BET specific surface areas of the inorganic powders A and B is at least 2 m
2 /g. The BET specific surface area of the inorganic powder A is preferably 4-15 m
2 /g. Examples of the inorganic powders A and B are calcium carbonate fine powder, silica fume or a combination thereof.
COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：即使在水与粉末之间的比率较小的情况下，也可提供能够改善水泥组合物的流动性和缩短凝固时间的水泥添加剂。解决方案：水泥添加剂包括具有不同BET比表面积的两种无机粉末A和B，条件是无机粉末A和B的BET比表面积在4-30μm范围内 2 / g，无机粉末A和B的BET比表面积之差为2m 2 / SP / g以上。无机粉末A的BET比表面积优选为4-15m 2 / SP / g。无机粉末A和B的实例是碳酸钙细粉，硅粉或其组合。版权所有（C）2009，JPO＆INPIT

8. 发明专利

JP2008239439A Cement admixture and method of manufacturing the same 有权
标题翻译：水泥混合物及其制造方法
公开(公告)号：JP2008239439A
公开(公告)日：2008-10-09
申请号：JP2007085250
申请日：2007-03-28
申请人： Taiheiyo Cement Corp , 太平洋セメント株式会社
发明人： TSUKADA KAZUHISA , YAMADA KAZUO , HIRAO CHU
IPC分类号： C04B14/28 , C04B24/02 , C04B24/12 , C04B24/18 , C04B24/22 , C04B24/26 , C04B24/30 , C04B24/32 , C04B24/40
摘要： PROBLEM TO BE SOLVED: To provide a cement admixture capable of improving the flowability of a cement composition having small water-powder ratio, reducing the setting time and suppressing the shrinkage of the cement composition.
SOLUTION: The cement admixture comprises (A) inorganic powder obtained by wet pulverization and having 0.5-2.5 μm average particle diameter, (B) a dispersant and (C) an anti-foaming agent. The inorganic powder (A) is preferably calcium carbonate. The cement admixture further comprises (D) ultrafine powder having 5-25 m
2 /g BET specific surface area preferably.
COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：提供能够改善水粉组合物比例小的水泥组合物的流动性的水泥混合物，降低凝固时间并抑制水泥组合物的收缩。解决方案：水泥混合物包含（A）通过湿法粉碎获得的平均粒径为0.5-2.5μm的无机粉末，（B）分散剂和（C）消泡剂。无机粉末（A）优选为碳酸钙。水泥外加剂还包含（D）优选具有5-25m 2 / SP / g BET比表面积的超细粉末。版权所有（C）2009，JPO＆INPIT

9. 发明专利

JP2005272216A Method for producing powdery cement dispersing agent 有权
标题翻译：生产粉末水泥分散剂的方法
公开(公告)号：JP2005272216A
公开(公告)日：2005-10-06
申请号：JP2004088473
申请日：2004-03-25
申请人： Taiheiyo Cement Corp , 太平洋セメント株式会社
发明人： TSUKADA KAZUHISA , NAKANISHI HIROSHI , MEIDO TAKESHI , HABARA TOSHISUKE
IPC分类号： C04B24/26 , C04B103/40 , C08F290/06
摘要： PROBLEM TO BE SOLVED: To provide a method for producing powdery cement dispersing agent having high flowability in itself with the suppression of the occurrence of lumps.
SOLUTION: The method includes spray-drying an aqueous solution containing the following component A and immediately cooling the resultant powder while moving individually so that the temperature of the powder becomes ≤60°C. The component A contains 40-85 mol% component A1, 15-60 mol% component A2, and 0-5 mol% component A3 (where total of the component A1, A2, and A3 is 100 mol% ) and is a water-soluble vinyl copolymer having a number average molecular weight of 2,000-50,000. The component A1 is one or more kinds selected from olefin mono carboxylic acids and the salts, the component A2 is one or more kinds selected from alkoxy polyethylene glycol (meth)acrylates and (meth)allyl sulfonates, and the components A3 is one or more kinds selected from alkyl (meth)acrylates and hydroxyalkyl (meth)acrylates.
COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：待解决的问题：提供一种具有高流动性的粉末状水泥分散剂本身具有抑制块状发生的方法。解决方案：该方法包括喷雾干燥含有以下组分A的水溶液，并立即冷却所得粉末，同时单独移动，使得粉末的温度变为≤60℃。组分A含有40-85mol％组分A1，15-60mol％组分A2和0-5mol％组分A3（组分A1，A2和A3的总量为100mol％），并且是水 - 数均分子量为2,000〜5000的可溶性乙烯基共聚物。组分A1是选自烯烃单羧酸和其盐中的一种或多种，组分A2是选自烷氧基聚乙二醇（甲基）丙烯酸酯和（甲基）烯丙基磺酸酯）中的一种或多种，组分A3是一种或多种选自（甲基）丙烯酸烷基酯和（甲基）丙烯酸羟烷基酯的种类。版权所有（C）2006，JPO＆NCIPI

10. 发明专利

JP2003212625A POWDERY CEMENT DISPERSANT COMPOSITION 审中-公开
公开(公告)号：JP2003212625A
公开(公告)日：2003-07-30
申请号：JP2002017055
申请日：2002-01-25
申请人： TAKEMOTO OIL & FAT CO LTD , TAIHEIYO CEMENT CORP
发明人： KINOSHITA MITSUO , TAMAKI SHINJI , TSUKADA KAZUHISA , ISHIMORI MASAKI
IPC分类号： C04B24/26 , C04B22/06 , C04B24/32 , C04B103/40 , C04B103/50
摘要： PROBLEM TO BE SOLVED: To provide a powdery cement dispersant composition which is economically and conveniently manufactured since drying and grinding are not necessary and also capable of imparting excellent fluidity and initial strength to a cement composition using the dispersant composition. SOLUTION: A specified graft copolymer synthesized without using a solvent, fine porous silica powder and an antifoamer are mixed respectively in a specified ratio. COPYRIGHT: (C)2003,JPO

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