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1. 发明专利

JP2008214815A Undercoating liquid for water repellent, water repellent paper and method for producing the same 有权
标题翻译：水性液体用水，水性纸及其制造方法
公开(公告)号：JP2008214815A
公开(公告)日：2008-09-18
申请号：JP2007055793
申请日：2007-03-06
申请人： Arakawa Chem Ind Co Ltd , 荒川化学工業株式会社
发明人： KAWAKITA MASAYUKI , HIROSE KUNIHIRO
IPC分类号： D21H19/20 , D21H19/82 , D21H21/16
摘要： PROBLEM TO BE SOLVED: To obtain an undercoating liquid that is applied to a base paper to be coated with a water repellent before coating with the water repellent so that the water repellent to be coated later is prevented from sinking by a heat influence, a water repellent paper having a coated layer of the undercoating liquid formed on paper and a water repellent layer formed on the coated layer and to provide a method for producing the water repellent paper. SOLUTION: The undercoating liquid for a water repellent contains an emulsion of an anionic polymer (A). The water repellent paper has a coated layer obtained by using the undercoating liquid for a water repellent and a water repellent layer. The method for producing a water repellent paper has a process for coating a base paper with the undercoating liquid for a water repellent and drying the base paper, a process for coating the prepared coated layer with a water repellent and drying the coated water repellent. COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：为了获得在涂覆防水剂之前施加到待涂覆防水剂的原纸上的底涂布液，以便防止稍后涂布的防水剂被热影响而下沉，具有形成在纸上的底涂布液的涂层的防水纸和形成在涂层上的防水层，并提供制造防水纸的方法。解决方案：用于防水剂的底涂布液含有阴离子聚合物（A）的乳液。防水纸具有通过使用底涂层用于防水剂和防水层而获得的涂层。防水纸的制造方法具有利用底涂液涂布原纸以进行防水处理并干燥原纸的方法，用防水剂涂布制备的涂层并干燥涂布的防水剂的方法。版权所有（C）2008，JPO＆INPIT

2. 发明专利

JP2004162201A Method for producing paper 有权
标题翻译：生产纸张的方法
公开(公告)号：JP2004162201A
公开(公告)日：2004-06-10
申请号：JP2002328655
申请日：2002-11-12
申请人： Arakawa Chem Ind Co Ltd , 荒川化学工業株式会社
发明人： SHIMAMOTO KATSUHIRO , NABETA YOSHIMORI , FUNAI SATOO , HIROSE KUNIHIRO
IPC分类号： D21H17/36 , D21H17/44 , D21H21/20
摘要： PROBLEM TO BE SOLVED: To provide a method for producing paper, with which balance between formation and freeness is readily attained, consequently paper strength is improved and resultingly the amount of a paper-strengthening agent used in paper production is reduced.
SOLUTION: The method for producing paper comprises papermaking using (1) an amphoteric polyacrylamide-based paper-strengthening agent having ≤50ml difference in freeness between before and after the addition of the paper-strengthening agent measured by JIS P 8121 and (2) a polyacrylamide-based paper-strengthening agent having >50ml difference in freeness between before and after the addition of the paper-strengthening agent measured by JIS P 8121.
COPYRIGHT: (C)2004,JPO
摘要翻译：待解决的问题：为了提供一种生产纸的方法，其易于获得形成和游离度之间的平衡，因此纸张强度得到改善，结果造纸中使用的纸强化剂的量减少。解决方案：制造纸的方法包括造纸：（1）通过JIS P 8121测定的增强剂添加前后游离度差≤50ml的两性聚丙烯酰胺系强化剂和（ 2）根据JIS P 8121测定的增强剂添加前后，游离度> 50ml差异的聚丙烯酰胺类增强剂。（C）2004，JPO

3. 发明专利

JP2013234390A Paper-strengthening agent and method for producing paper using the same 有权
标题翻译：增强纤维增强剂及其制造方法
公开(公告)号：JP2013234390A
公开(公告)日：2013-11-21
申请号：JP2012105325
申请日：2012-05-02
申请人： Arakawa Chem Ind Co Ltd , 荒川化学工業株式会社
发明人： HIROSE KUNIHIRO , SHIMAMOTO KATSUHIRO , MINABE SHO
IPC分类号： D21H17/37 , C08F220/56 , D21H17/42 , D21H17/44 , D21H21/18
摘要： PROBLEM TO BE SOLVED: To provide an acrylamide-based paper-strengthening agent which has an excellent fixing property to pulp and is capable of exhibiting a high paper-strengthening effect even to pulp fiber slurry including a large amount of anionic foreign substances and having high electric conductivity, and to provide a method for producing paper using the same.SOLUTION: The paper-strengthening agent contains a (meta) acrylamide-based copolymer having a weight average molecular weight of 3.5 millions to 8 millions obtained by copolymerization of polymerization components including (meta) acrylamide, a cationic vinyl monomer, an anionic vinyl monomer, and a chain transferring monomer. When the concentration of the (meta) acrylamide-based copolymer is 0.2 wt% and pH is 7.0 (25°C), the paper-strengthening agent has a measured potential of 200 mV or less by a PCD electrometer.
摘要翻译：要解决的问题：提供一种丙烯酰胺类增强剂，其对纸浆具有优良的定影性能，并且即使对包含大量阴离子异物并具有高的纸浆纤维浆料也能够表现出高的纸强化效果电导率，并提供使用该纸的纸张的制造方法。解决方案：纸强化剂含有通过聚合成分的共聚得到的重均分子量为3.5百万至8百万的（甲基）丙烯酰胺类共聚物，包括（甲基）丙烯酰胺，阳离子乙烯基单体，阴离子乙烯基单体和链转移单体。当（甲基）丙烯酰胺类共聚物的浓度为0.2重量％，pH为7.0（25℃）时，通过PCD静电计，强化剂的测定电位为200mV以下。

4. 发明专利

JP2008111208A Undercoating liquid for water-repelling agent, water-repelling paper having coating layer thereof, and method for producing this water-repelling paper 有权
标题翻译：用于水回收剂的水溶液，其涂布层的水回收纸以及用于生产该水分解纸的方法
公开(公告)号：JP2008111208A
公开(公告)日：2008-05-15
申请号：JP2006295308
申请日：2006-10-31
申请人： Arakawa Chem Ind Co Ltd , 荒川化学工業株式会社
发明人： KAWAKITA MASAYUKI , HIROSE KUNIHIRO
IPC分类号： D21H19/20 , D21H19/16 , D21H19/82 , D21H21/16
摘要： PROBLEM TO BE SOLVED: To provide water-repelling paper free of water-repelling agent sink with high water repellency, and to provide an undercoating liquid for a water-repelling agent for the water-repelling paper. SOLUTION: The undercoating liquid for a water-repelling agent contains compound obtained by reaction between (A) a cationic copolymer synthesized from a styrene-based monomer and an amino group-bearing vinyl monomer as the essential monomer components and (B) a monocarboxylic acid as an acid component. The compound is at least one selected from the group consisting of a polyamide, an epihalohydrin-modified product thereof, and an alkyl ketene dimer. COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：提供具有高拒水性的不含防水剂水槽的防水纸，并为防水纸提供防水防水剂的底涂液。解决方案：用于防水剂的底涂液包含通过（A）由苯乙烯类单体合成的阳离子共聚物和含氨基乙烯基单体作为必需单体成分之间的反应得到的化合物和（B）作为酸成分的单羧酸。化合物是选自聚酰胺，其表卤代醇改性产物和烷基烯酮二聚体中的至少一种。版权所有（C）2008，JPO＆INPIT

5. 发明专利

JP2008031622A Surface-sizing agent for papermaking 有权
标题翻译：用于造纸的表面处理剂
公开(公告)号：JP2008031622A
公开(公告)日：2008-02-14
申请号：JP2007170821
申请日：2007-06-28
申请人： Arakawa Chem Ind Co Ltd , 荒川化学工業株式会社
发明人： WATANABE SHIYOUKI , HARAGUCHI TAKESHI , HIROSE KUNIHIRO , KAWAKITA MASAYUKI
IPC分类号： D21H19/20 , D21H21/16
CPC分类号： Y02P20/52
摘要： PROBLEM TO BE SOLVED: To provide a water-soluble surface-sizing agent for papermaking, capable of reducing the foaming at coating operation while maintaining the excellent sizing effects. SOLUTION: The surface-sizing agent for the papermaking contains a copolymer obtained by copolymerizing monomer components comprising at least a styrene-based monomer component, an anionic vinyl monomer component and/or a cationic vinyl monomer component, and a crosslinking monomer component in the presence of 0.01-20 pts.wt. of chain transfer agent based on 100 pts.wt. of whole monomer components. COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：提供一种用于造纸的水溶性表面施胶剂，其能够在保持优异的施胶效果的同时减少涂布操作时的发泡。＆lt; P＆gt;解决方案：造纸用表面施胶剂含有通过使包含至少苯乙烯类单体成分，阴离子乙烯基单体成分和/或阳离子乙烯基单体成分的单体成分与交联单体成分在0.01-20重量份的存在下的链转移剂基于100重量份的全部单体成分。版权所有（C）2008，JPO＆INPIT

6. 发明专利

JP2007126771A Method for making paper 有权
标题翻译：制作纸的方法
公开(公告)号：JP2007126771A
公开(公告)日：2007-05-24
申请号：JP2005319270
申请日：2005-11-02
申请人： Arakawa Chem Ind Co Ltd , 荒川化学工業株式会社
发明人： SHIMAMOTO KATSUHIRO , HIROSE KUNIHIRO , IRISA YASUHIRO
IPC分类号： D21H17/44 , D21H21/18 , D21H23/10
摘要： PROBLEM TO BE SOLVED: To provide a method for making paper by which a formation and freeness can be easily balanced to improve paper strength thereby and to reduce the amount of a paper strength improver used in the production of the paper as the result, and the drainage properties at the papermaking is improved to improve the operability. SOLUTION: The method for making the paper involves carrying out the papermaking by using (A) a nonionic polyacrylamide-based paper strength improver and (B-1) a cationic polyacrylamide-based paper strength improver or (B-2) an anionic polyacrylamide-based paper strength improver, having a larger difference in freenesses measured before and after the addition of the paper strength improver based on JIS P 8121 than that of the nonionic polyacrylamide-based paper strength improver (A). COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：提供一种制造纸的方法，通过该方法可以容易地平衡形成和游离度，从而提高纸张强度，并减少纸张生产中使用的纸强度改进剂的量，结果，并且提高了造纸时的排水性能以提高可操作性。解决方案：制造纸的方法包括使用（A）非离子聚丙烯酰胺类纸张强度改进剂和（B-1）阳离子聚丙烯酰胺类纸强度改进剂或（B-2）a进行造纸基于JIS P 8121的纸强度改进剂添加之前和之后测量的游离度差异大于非离子聚丙烯酰胺纸强度改进剂（A）的差异。版权所有（C）2007，JPO＆INPIT

7. 发明专利

JP2007126770A Method for making paper 审中-公开
标题翻译：制作纸的方法
公开(公告)号：JP2007126770A
公开(公告)日：2007-05-24
申请号：JP2005319268
申请日：2005-11-02
申请人： Arakawa Chem Ind Co Ltd , Oji Paper Co Ltd , 王子製紙株式会社 , 荒川化学工業株式会社
发明人： SHIMAMOTO KATSUHIRO , SAKAEMURA TAKUSHI , KANEHAMA MAKOTO , HIROSE KUNIHIRO , ABE KENICHI , ASHITACHI HIROAKI , YAMAGISHI YOSHIO
IPC分类号： D21H17/44 , D21H21/18 , D21H23/10
摘要： PROBLEM TO BE SOLVED: To provide a method for making paper by which a formation and freeness can be easily balanced to improve paper strength thereby and to reduce the amount of a paper strength improver used in the production of the paper as the result, and the drainage properties at the papermaking is improved to improve the operability.
SOLUTION: The method for making the paper involves carrying out the papermaking by using (A) a cationic polyacrylamide-based paper strength improver and (B) an anionic polyacrylamide-based paper strength improver having a larger difference in freenesses measured before and after the addition of the paper strength improver based on JIS P 8121 than that of the cationic polyacrylamide-based paper strength improver (A).
COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：提供一种制造纸的方法，通过该方法可以容易地平衡形成和游离度，从而提高纸张强度，并减少纸张生产中使用的纸强度改进剂的量，结果，并且提高了造纸时的排水性能以提高可操作性。解决方案：制造纸的方法包括使用（A）基于阳离子聚丙烯酰胺的纸强度改进剂和（B）基于以前测定的游离度差异的阴离子聚丙烯酰胺类纸强度改进剂进行造纸在添加基于JIS P 8121的纸张强度改进剂比基于阳离子聚丙烯酰胺的纸强度改进剂（A）的纸强度改进剂之后。版权所有（C）2007，JPO＆INPIT

8. 发明专利

JP2014196588A 紙力増強剤、紙力増強剤の製造方法、紙有权
标题翻译：纸张强度增强器，纸张强度增强剂和纸张的制造方法
公开(公告)号：JP2014196588A
公开(公告)日：2014-10-16
申请号：JP2014043939
申请日：2014-03-06
申请人：荒川化学工業株式会社 , Arakawa Chem Ind Co Ltd
发明人： MIZUKAWA SATORU , SHIMAMOTO KATSUHIRO , IOKA HIROYUKI , HIROSE KUNIHIRO , TSUDA IWAO
IPC分类号： D21H17/41 , C08F220/56 , D21H17/37 , D21H21/18
摘要：【課題】パルプに定着しやすく、パルプスラリーのゼータ電位を陽転させ難く、紙力増強効果にも優れ、かつ成紙の地合を乱さない、新規な両性ポリアクリルアミド系紙力増強剤を提供する【解決手段】下記要件〔1〕〜〔3〕を備える両性ポリアクリルアミドを含有する紙力増強剤。〔1〕アクリルアミド(a)、αメチル基含有カチオン性ビニルモノマー(b)、アニオン性ビニルモノマー(c)及び架橋性モノマー(d)を構成成分とする〔2〕該構成成分における(b)成分の比率が1〜20モル%である両性ポリアクリルアミドである〔3〕その1H−NMRスペクトルの0.9ppm〜1.35ppmの範囲に該(b)成分のαメチル基に帰属する高磁場側吸収帯Aと低磁場側吸収帯Bがあり、かつ、該吸収帯Aの面積(As)と該吸収帯Bの面積(Bs)の面積比[As/(As+Bs)]が20%以上である【選択図】図2
摘要翻译：要解决的问题：为了提供一种容易固定在纸浆上的新型两性聚丙烯酰胺纸强度增强剂，几乎不能转化纸浆的ζ电位，纸强度增强剂优异，几乎不排出生产纸的质地。解决方案：提供纸强度增强剂含有两性聚丙烯酰胺，满足以下要求[1]〜[3]。 [1]作为成分，含有丙烯酰胺（a），含有甲基的阳离子乙烯基单体（b），阴离子乙烯基单体（c）和交联性单体（d）。 [2]它是组分中（b）成分为1〜20摩尔％的比例的两性聚丙烯酰胺。属于（b）成分的α甲基的高磁场吸收带A和低磁场吸收带B在1 H-NMR光谱的0.9ppm〜1.35ppm的范围内，吸收带A的面积（As）的比[As /（As + Bs）]和吸收带B的面积（Bs）为20％以上。

9. 发明专利

JP2005023434A Papermaking additive and paper using the same papermaking additive 有权
标题翻译：使用相同的造纸添加剂制备添加剂和纸张
公开(公告)号：JP2005023434A
公开(公告)日：2005-01-27
申请号：JP2003186638
申请日：2003-06-30
申请人： Arakawa Chem Ind Co Ltd , 荒川化学工業株式会社
发明人： KAJIWARA YOICHI , SHIMAMOTO KATSUHIRO , HIROSE KUNIHIRO , SAKAEMURA TAKUSHI
IPC分类号： C08L33/26 , D21H17/44 , D21H21/10 , D21H21/18
摘要： PROBLEM TO BE SOLVED: To provide a papermaking additive responsive to high-speed papermaking even when pulp with a high waste paper content is used or even in the environment with a large amount of microfibers and a high level of a closed system and affording paper having high paper strengthening effects and good freeness, especially excellent formation.
SOLUTION: The papermaking additive comprising an amphoteric acrylamide polymer (A) having a branched structure and a non-acrylamide polymer (B) prepared by polymerizing monomer components consisting essentially of (e) a cationic vinyl monomer without containing (a) (meth)acrylamide is used.
COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：要解决的问题：即使当使用具有高废纸含量的纸浆或甚至在具有大量微纤维和高水平封闭系统的环境中时，也可提供对高速造纸响应的造纸添加剂，提供具有高纸强度效果和良好游离度的纸，特别优良的成型。解决方案：包含具有支化结构的两性丙烯酰胺聚合物（A）和非丙烯酰胺聚合物（B）的造纸添加剂，其通过聚合基本上由（e）阳离子乙烯基单体组成的单体组分而不含（a）（甲基）丙烯酰胺。版权所有（C）2005，JPO＆NCIPI

10. 发明专利

JP2007126772A Method for making paper 有权
标题翻译：制作纸的方法
公开(公告)号：JP2007126772A
公开(公告)日：2007-05-24
申请号：JP2005319271
申请日：2005-11-02
申请人： Arakawa Chem Ind Co Ltd , 荒川化学工業株式会社
发明人： SHIMAMOTO KATSUHIRO , HIROSE KUNIHIRO
IPC分类号： D21H17/44 , D21H21/18 , D21H23/10
摘要： PROBLEM TO BE SOLVED: To provide a method for making paper by which a formation and freeness can be easily balanced to improve paper strength thereby and to reduce the amount of a paper strength improver used in the production of the paper as the result, and the drainage properties at the papermaking is improved to improve the operability.
SOLUTION: The method for making the paper involves carrying out the papermaking by using (A) a cationic polyacrylamide-based paper strength improver and (B) a cationic polyacrylamide-based paper strength improver having a larger difference of freenesses measured before and after the addition of the paper strength improver based on JIS P 8121 than that of the cationic polyacrylamide-based paper strength improver (A).
COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：提供一种制造纸的方法，通过该方法可以容易地平衡形成和游离度，从而提高纸张强度，并减少纸张生产中使用的纸强度改进剂的量，结果，并且提高了造纸时的排水性能以提高可操作性。解决方案：制造纸的方法包括通过使用（A）基于阳离子聚丙烯酰胺的纸张强度改进剂和（B）基于阳离子聚丙烯酰胺的纸张强度改进剂进行造纸，其具有以前测定的游离度差异较大在添加基于JIS P 8121的纸张强度改进剂比基于阳离子聚丙烯酰胺的纸强度改进剂（A）的纸强度改进剂之后。版权所有（C）2007，JPO＆INPIT

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