公开(公告)号：US20080153988A1

公开(公告)日：2008-06-26

申请号：US11666883

申请日：2005-11-02

申请人： Kazuhiro Okamura ,  Norihiro Wakao ,  Keiji Watanabe ,  Keiichi Fujise

发明人： Kazuhiro Okamura ,  Norihiro Wakao ,  Keiji Watanabe ,  Keiichi Fujise

IPC分类号： C08L25/02

CPC分类号： C08F226/10 ,  C08J3/12 ,  C08J2339/00 ,  C09D139/06 ,  C09J139/06

摘要： The present invention is a powder of a vinylpyrrolidone polymer having a K value of smaller than 50, characterized in that a content of particles having a particle diameter of 106 μm or smaller is 10% by mass or less and a content of particles having a particle diameter of greater than 1,000 μm is 5% by mass or lower. A process for production of a powder of a vinylpyrrolidone polymer according to the present invention is characterized in that a vinylpyrrolidone polymer having a K value of smaller than 50 is formed into a solution having a concentration from 30% to 70% by mass, and the solution is dried by using a hot surface adhesion-type dryer, followed by pulverization so that a content of particles having a particle diameter of 106 μm or smaller is 10% by mass or lower and a content of particles having a particle diameter of greater than 1,000 μm is 5% by mass or lower.Thus, there is provided a powder of a vinylpyrrolidone polymer, which has excellent solubility in spite of having a low K value determined by a Fikentscher method and can be made into solution with favorable handleability without dust rising, and a process for production of the same.

摘要翻译： 本发明是K值小于50的乙烯基吡咯烷酮聚合物的粉末，其特征在于粒径为106μm以下的粒子的含量为10质量％以下，粒子的粒子含量为 大于1000μm的直径为5质量％以下。 本发明的乙烯基吡咯烷酮聚合物粉末的制造方法的特征在于，将K值小于50的乙烯基吡咯烷酮聚合物形成浓度为30〜70质量％的溶液， 溶液通过使用热表面粘附型干燥器进行干燥，然后粉碎，使得粒径为106μm以下的粒子的含量为10质量％以下，粒径为 1,000μm为5质量％以下。 因此，提供了一种乙烯基吡咯烷酮聚合物的粉末，尽管具有通过Fikentscher方法测定的低K值而具有优异的溶解性，并且可以制成具有良好可操作性而没有粉尘升高的溶液及其制备方法 。

公开(公告)号：US07910672B2

公开(公告)日：2011-03-22

申请号：US11666883

申请日：2005-11-02

申请人： Kazuhiro Okamura ,  Norihiro Wakao ,  Keiji Watanabe ,  Keiichi Fujise

发明人： Kazuhiro Okamura ,  Norihiro Wakao ,  Keiji Watanabe ,  Keiichi Fujise

IPC分类号： C08F26/10

CPC分类号： C08F226/10 ,  C08J3/12 ,  C08J2339/00 ,  C09D139/06 ,  C09J139/06

摘要： The present invention is a powder of a vinylpyrrolidone polymer having a K value of smaller than 50, characterized in that a content of particles having a particle diameter of 106 μm or smaller is 10% by mass or less and a content of particles having a particle diameter of greater than 1,000 μm is 5% by mass or lower. A process for production of a powder of a vinylpyrrolidone polymer according to the present invention is characterized in that a vinylpyrrolidone polymer having a K value of smaller than 50 is formed into a solution having a concentration from 30% to 70% by mass, and the solution is dried by using a hot surface adhesion-type dryer, followed by pulverization so that a content of particles having a particle diameter of 106 μm or smaller is 10% by mass or lower and a content of particles having a particle diameter of greater than 1,000 μm is 5% by mass or lower.Thus, there is provided a powder of a vinylpyrrolidone polymer, which has excellent solubility in spite of having a low K value determined by a Fikentscher method and can be made into solution with favorable handleability without dust rising, and a process for production of the same.

摘要翻译： 本发明是K值小于50的乙烯基吡咯烷酮聚合物的粉末，其特征在于，粒径为10μm以下的粒子的含量为10质量％以下，具有粒子的粒子的含量 大于1000μm的直径为5质量％以下。 本发明的乙烯基吡咯烷酮聚合物粉末的制造方法的特征在于，将K值小于50的乙烯基吡咯烷酮聚合物形成浓度为30〜70质量％的溶液， 溶液通过使用热表面粘附型干燥器进行干燥，然后粉碎，使得粒径为10μm以下的颗粒的含量为10质量％以下，粒径为 1,000μm为5质量％以下。 因此，提供了一种乙烯基吡咯烷酮聚合物的粉末，尽管具有通过Fikentscher方法测定的低K值而具有优异的溶解性，并且可以制成具有良好可操作性而没有粉尘升高的溶液及其制备方法 。

公开(公告)号：US06548182B1

公开(公告)日：2003-04-15

申请号：US09362943

申请日：1999-07-28

申请人： Dana D. Field ,  Yoshinobu Yamamoto ,  Yoshihiro Arita ,  Norihiro Wakao

发明人： Dana D. Field ,  Yoshinobu Yamamoto ,  Yoshihiro Arita ,  Norihiro Wakao

IPC分类号： B41M500

CPC分类号： B41M5/52 ,  B41M5/5209 ,  B41M5/5254 ,  Y10T428/31855 ,  Y10T428/3188

摘要： The present invention provides: an ink jet recording material which displays sufficient water resistance and further, excellent definition of initial images; and a coating agent therefor to give such an ink jet recording material. A first coating agent for ink jet recording materials, according to the present invention, comprises: an aqueous polymer having a carboxyl group; and a water-soluble polymer having an oxazoline group as a crosslinking agent. A second coating agent for ink jet recording materials, according to the present invention, comprises a polymer and a crosslinking agent, wherein the polymer has both a structural unit, as formed by ring-opening polymerization of an oxazoline compound, and a carboxyl group. An ink jet recording material, according to the present invention, has on at least one face thereof a coated and cured layer of the above present invention first coating agent and/or a coated and cured layer of the above present invention second coating agent, and displays high water resistance and excellent image quality.

摘要翻译： 本发明提供：一种喷墨记录材料，其显示出足够的耐水性，并且还具有优异的初始图像清晰度; 和用于制备这种喷墨记录材料的涂料。 根据本发明的第一喷墨记录材料涂层剂包括：具有羧基的水性聚合物; 和具有恶唑啉基的水溶性聚合物作为交联剂。 根据本发明的用于喷墨记录材料的第二涂层剂包括聚合物和交联剂，其中所述聚合物具有通过恶唑啉化合物的开环聚合形成的结构单元和羧基。 根据本发明的喷墨记录材料在其至少一个表面上具有上述本发明的第一涂层剂和/或上述本发明第二涂层剂的涂层固化层的涂覆固化层，以及 显示出高耐水性和优异的图像质量。

公开(公告)号：US20100004397A1

公开(公告)日：2010-01-07

申请号：US12375824

申请日：2007-08-07

申请人： Takahiro Tsumori ,  Norihiro Wakao

发明人： Takahiro Tsumori ,  Norihiro Wakao

IPC分类号： C08F220/06

CPC分类号： C08F283/06 ,  C08F6/006 ,  C11D3/3788 ,  D06M15/263 ,  D06M15/27 ,  D06M15/53 ,  D06P1/525 ,  D06P1/6138 ,  C08L51/08 ,  C08F220/08 ,  C08F220/06

摘要： A hydrophilic graft polymer having the reducing amount of the residual unsaturated monocarboxylic acid, and having very excellent temporal stability is provided.The present invention relates to the hydrophilic graft polymer obtained by graft polymerization of monomer component containing unsaturated monocarboxylic acid onto polyalkylene oxide, wherein mole ratio of side chain moiety derived from the unsaturated monocarboxylic acid is more than 90% by mole relative to total side chain, and residual amount of unsaturated monocarboxylic acid is less than 200 ppm by mass relative to the total mass of said hydrophilic graft polymer.

摘要翻译： 提供了具有还原量的残余不饱和单羧酸并且具有非常优异的时间稳定性的亲水性接枝聚合物。 本发明涉及通过将含有不饱和一元羧酸的单体组分接枝聚合到聚环氧烷上获得的亲水性接枝聚合物，其中衍生自不饱和一元羧酸的侧链部分的摩尔比相对于总侧链大于90摩尔％ 相对于所述亲水接枝聚合物的总质量，不饱和一元羧酸的残留量小于200质量ppm。

公开(公告)号：US20050215740A1

公开(公告)日：2005-09-29

申请号：US11086758

申请日：2005-03-23

申请人： Yoshitomo Nakata ,  Norihiro Wakao

发明人： Yoshitomo Nakata ,  Norihiro Wakao

IPC分类号： C08F8/12 ,  C08F26/02 ,  C08F26/10 ,  C08F4/00 ,  C08F120/54

CPC分类号： C08F26/02 ,  C08F26/10

摘要： The present invention provides an innovative N-vinylamide polymer with decreased contents of impurities and suppressed coloration, a higher K-value, and preferably usable in a variety of fields such as cosmetic and pharmaceutical products, and to provide a production method of the polymer. An N-vinylamide polymer comprising an N-vinylamide monomer unit, wherein the N-vinylamide polymer has K-value of 60 or higher, a content of hydrolysis products of N-vinylamide monomer of 0.02% by weight or less, a content of ashes of 0.1% by weight or less, and hue of 10% aqueous solution of 10 or less measured according to JIS K0071.

摘要翻译： 本发明提供了一种具有降低的杂质含量和抑制着色，更高的K值并且优选可用于各种领域如化妆品和药物产品的创新的N-乙烯基酰胺聚合物，并且提供了聚合物的制备方法。 包含N-乙烯基酰胺单体单元的N-乙烯基酰胺聚合物，其中所述N-乙烯基酰胺聚合物的K值为60以上，N-乙烯基酰胺单体的水解产物的含量为0.02重量％以下，灰分含量 为0.1重量％以下，根据JIS K0071测定的10％以下的10％以下的色相。

公开(公告)号：US09234094B2

公开(公告)日：2016-01-12

申请号：US13704888

申请日：2011-06-17

申请人： Norihiro Wakao ,  Akihiko Kanzaki ,  Junichi Chosa

发明人： Norihiro Wakao ,  Akihiko Kanzaki ,  Junichi Chosa

IPC分类号： C08L33/00 ,  C08L33/02 ,  C08F2/10 ,  C08F20/06

CPC分类号： C08L33/02 ,  C08F2/10 ,  C08F20/06

摘要： An aqueous solution containing a poly(meth)acrylic acid-based polymer which shows excellent dispersibility for inorganic substances, satisfactory long-term dispersibility, and a favorable color is provided. The aqueous solution of the present invention is an aqueous solution comprising a poly(meth)acrylic acid-based polymer, the poly(meth)acrylic acid-based polymer including carboxyl groups, wherein in 100 mol % of the carboxyl groups, 30 to 85 mol % of the carboxyl groups are in an alkali metal salt form of the carboxyl groups, and 15 to 70 mol % of the carboxyl groups are in an acid form of the carboxyl groups, the poly(meth)acrylic acid-based polymer containing a phosphorus-containing group, the poly(meth)acrylic acid-based polymer having a weight average molecular weight of 2000 to 9000, the aqueous poly(meth)acrylic acid-based polymer solution having a concentration of inorganic anions, each including a sulfur or phosphorus atom, of 1000 to 10000 ppm relative to the aqueous poly(meth)acrylic acid-based polymer solution.

摘要翻译： 提供了含有对于无机物质具有优异的分散性，令人满意的长期分散性和良好的颜色的聚（甲基）丙烯酸类聚合物的水溶液。 本发明的水溶液是包含聚（甲基）丙烯酸类聚合物，包含羧基的聚（甲基）丙烯酸类聚合物）的水溶液，其中100摩尔％的羧基为30〜85 羧基的摩尔％为羧基的碱金属盐形式，羧基的15〜70摩尔％为羧基，聚（甲基）丙烯酸类聚合物含有 含磷基团，重均分子量为2000〜9000的聚（甲基）丙烯酸类聚合物，具有无机阴离子浓度的聚（甲基）丙烯酸系聚合物水溶液，各自含有硫或 磷原子相对于聚（甲基）丙烯酸系聚合物水溶液为1000〜10000ppm。

公开(公告)号：US5821382A

公开(公告)日：1998-10-13

申请号：US945087

申请日：1997-10-16

申请人： Youichi Hino ,  Ryuichi Ishikawa ,  Norihiro Wakao

发明人： Youichi Hino ,  Ryuichi Ishikawa ,  Norihiro Wakao

IPC分类号： C07C319/04 ,  C07C323/52 ,  C07C69/34

CPC分类号： C07C319/04

摘要： In order to manufacture a thiol compound by causing reaction between an unsaturated compound and hydrogen sulfide, the unsaturated compound and the thiol compound being expressed by following formulas (1) and (2), respectively: CH.sub.2 .dbd.CR.sup.1 --COOR.sup.2 (1) HS--CH.sub.2 --CHR.sup.1 --COOR.sup.2 (2) where R.sup.1 represents a hydrogen atom or a methyl group, and R.sup.2 represents a hydrogen atom or a hydrocarbon group with 1 to 18 carbon atoms, (i) at least one nitrogen containing compound which is selected from the group consisting of amide compounds each having an amide group without a substituent, amide compounds each having an amide group whose nitrogen atom has a substituent hydrocarbon group with 1 to 6 carbon atoms, urea compounds each having an ureylene group without a substituent, and urea compounds in each of which at least one of two nitrogen atoms (N, N') has a substituent hydrocarbon group with 1 to 6 carbon atoms, and (ii) either a polysulfide compound or sulfur, or the both, are made to coexist in a system of reaction.

摘要翻译： PCT No.PCT / JP97 / 00635 Sec。 371日期：1997年10月16日 102（e）1997年10月16日PCT PCT 1997年2月28日PCT公布。 出版物WO97 / 33865 日期：1997年9月18日为了通过使不饱和化合物与硫化氢反应来制造硫醇化合物，不饱和化合物和硫醇化合物分别由下式（1）和（2）表示：CH2 = CR1-COOR2 （1）HS-CH2-CHR1-COOR2（2）其中R1表示氢原子或甲基，R2表示氢原子或碳原子数1〜18的烃基，（i）至少一种含氮化合物 其选自具有不具有取代基的酰胺基的酰胺化合物的酰胺化合物，各自具有氮原子具有1-6个碳原子的取代基的酰胺基的酰胺化合物，各自具有芳基的脲化合物，不具有 取代基和各自具有两个氮原子（N，N'）中的至少一个具有1至6个碳原子的取代基烃基的脲化合物，和（ii）多硫化物化合物或硫或两者都是 在一起共存 反应体系。

公开(公告)号：US09315645B2

公开(公告)日：2016-04-19

申请号：US13991967

申请日：2011-12-21

申请人： Norihiro Wakao ,  Akihiko Kanzaki ,  Junichi Chosa

发明人： Norihiro Wakao ,  Akihiko Kanzaki ,  Junichi Chosa

IPC分类号： C08K3/30 ,  C08F2/44 ,  C08F20/06 ,  C08K5/49 ,  C08K5/52 ,  C09C3/10 ,  C09D7/02 ,  C08K3/32

CPC分类号： C08K3/30 ,  C01P2006/22 ,  C08F2/44 ,  C08F20/06 ,  C08K3/32 ,  C08K5/49 ,  C08K5/52 ,  C09C3/10 ,  C09D7/45

摘要： An object of the present invention is to provide an aqueous poly(meth)acrylic acid (salt) solution having high dispersibility of inorganic substances and demonstrating dispersibility having sufficient stability over time, and a process for preparing the same.The present invention relates to an aqueous poly(meth)acrylic acid (salt) solution comprising a poly(meth)acrylic acid (salt) having a weight average molecular weight of 1000 to 10000 polymerized in the presence of a phosphorus compound containing hypophosphorous acid (salt), wherein the phosphorus compound contains 0 to 0.3% by mass of a phosphorous acid (salt) based on 100% by mass of the phosphorus compound, and the aqueous poly(meth)acrylic acid (salt) solution contains 0 to 10000 ppm of an inorganic anion and a process for the preparation thereof.

摘要翻译： 本发明的目的是提供一种具有高分散性的无机物质的聚（甲基）丙烯酸（盐）水溶液，并显示出具有足够的稳定性随时间推移的分散性及其制备方法。 本发明涉及在含有次磷酸的磷化合物存在下聚合的重均分子量为1000〜10000的聚（甲基）丙烯酸（盐）的聚（甲基）丙烯酸（盐）水溶液） 盐），其中，相对于磷化合物100质量％，磷化合物含有0〜0.3质量％的亚磷酸（盐），聚（甲基）丙烯酸（盐）水溶液含有0〜10000ppm 的无机阴离子及其制备方法。

公开(公告)号：US20130261257A1

公开(公告)日：2013-10-03

申请号：US13991967

申请日：2011-12-21

申请人： Norihiro Wakao ,  Akihiko Kanzaki ,  Junichi Chosa

发明人： Norihiro Wakao ,  Akihiko Kanzaki ,  Junichi Chosa

IPC分类号： C08K3/30 ,  C08K3/32

CPC分类号： C08K3/30 ,  C01P2006/22 ,  C08F2/44 ,  C08F20/06 ,  C08K3/32 ,  C08K5/49 ,  C08K5/52 ,  C09C3/10 ,  C09D7/45

摘要： An object of the present invention is to provide an aqueous poly(meth)acrylic acid (salt) solution having high dispersibility of inorganic substances and demonstrating dispersibility having sufficient stability over time, and a process for preparing the same.The present invention relates to an aqueous poly(meth)acrylic acid (salt) solution comprising a poly(meth)acrylic acid (salt) having a weight average molecular weight of 1000 to 10000 polymerized in the presence of a phosphorus compound containing hypophosphorous acid (salt), wherein the phosphorus compound contains 0 to 0.3% by mass of a phosphorous acid (salt) based on 100% by mass of the phosphorus compound, and the aqueous poly(meth)acrylic acid (salt) solution contains 0 to 10000 ppm of an inorganic anion; and a process for preparing an aqueous poly(meth)acrylic acid (salt) solution comprising the step of polymerizing a monomer in an aqueous solvent in the presence of a phosphorus compound containing hypophosphorous acid (salt), wherein the monomer contains a (meth)acrylic acid (salt) as an essential component, the phosphorus compound contains 0 to 0.3% by mass of a phosphorous acid (salt) based on 100% by mass of the phosphorus compound, the poly(meth)acrylic acid (salt) has a weight average molecular weight of 1000 to 10000, and the aqueous poly(meth)acrylic acid (salt) solution contains 0 to 10000 ppm of an inorganic anion.

摘要翻译： 本发明的目的是提供一种具有高分散性的无机物质的聚（甲基）丙烯酸（盐）水溶液，并显示出具有足够的稳定性随时间推移的分散性及其制备方法。 本发明涉及在含有次磷酸的磷化合物存在下聚合的重均分子量为1000〜10000的聚（甲基）丙烯酸（盐）的聚（甲基）丙烯酸（盐）水溶液） 盐），其中，相对于磷化合物100质量％，磷化合物含有0〜0.3质量％的亚磷酸（盐），聚（甲基）丙烯酸（盐）水溶液含有0〜10000ppm 的无机阴离子; 以及制备聚（甲基）丙烯酸（盐）水溶液的方法，包括在含有次磷酸（盐）的磷化合物的存在下，在水溶剂中使单体聚合的步骤，其中所述单体含有（甲基） 丙烯酸（盐）作为必要成分时，磷化合物以磷化合物100质量％计含有0〜0.3质量％的亚磷酸（盐），聚（甲基）丙烯酸（盐）具有 重均分子量为1000〜10000，聚（甲基）丙烯酸（盐）水溶液含有0〜10000ppm的无机阴离子。

公开(公告)号：US20130090425A1

公开(公告)日：2013-04-11

申请号：US13704888

申请日：2011-06-17

申请人： Norihiro Wakao ,  Akihiko Kanzaki ,  Junichi Chosa

发明人： Norihiro Wakao ,  Akihiko Kanzaki ,  Junichi Chosa

IPC分类号： C08L33/02

CPC分类号： C08L33/02 ,  C08F2/10 ,  C08F20/06

摘要： An aqueous solution containing a poly(meth)acrylic acid-based polymer which shows excellent dispersibility for inorganic substances, satisfactory long-term dispersibility, and a favorable color is provided. The aqueous solution of the present invention is an aqueous solution comprising a poly(meth)acrylic acid-based polymer, the poly(meth)acrylic acid-based polymer including carboxyl groups, wherein in 100 mol % of the carboxyl groups, 30 to 85 mol % of the carboxyl groups are in an alkali metal salt form of the carboxyl groups, and 15 to 70 mol % of the carboxyl groups are in an acid form of the carboxyl groups, the poly(meth)acrylic acid-based polymer containing a phosphorus-containing group, the poly(meth)acrylic acid-based polymer having a weight average molecular weight of 2000 to 9000, the aqueous poly(meth)acrylic acid-based polymer solution having a concentration of inorganic anions, each including a sulfur or phosphorus atom, of 1000 to 10000 ppm relative to the aqueous poly(meth)acrylic acid-based polymer solution.

摘要翻译： 提供了含有对于无机物质具有优异的分散性，令人满意的长期分散性和良好的颜色的聚（甲基）丙烯酸类聚合物的水溶液。 本发明的水溶液是包含聚（甲基）丙烯酸类聚合物，包含羧基的聚（甲基）丙烯酸类聚合物）的水溶液，其中100摩尔％的羧基为30〜85 羧基的摩尔％为羧基的碱金属盐形式，羧基的15〜70摩尔％为羧基，聚（甲基）丙烯酸类聚合物含有 含磷基团，重均分子量为2000〜9000的聚（甲基）丙烯酸类聚合物，具有无机阴离子浓度的聚（甲基）丙烯酸系聚合物水溶液，各自含有硫或 磷原子相对于聚（甲基）丙烯酸系聚合物水溶液为1000〜10000ppm。