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1. 发明专利

JP2011202315A Method for producing paperboard 审中-公开
标题翻译：生产纸板的方法
公开(公告)号：JP2011202315A
公开(公告)日：2011-10-13
申请号：JP2010070805
申请日：2010-03-25
申请人： Seiko Pmc Corp , 星光Pmc株式会社
发明人： FUJIWARA YASUSHI
IPC分类号： D21H21/08 , D21H17/15 , D21H17/28 , D21H21/02 , D21H21/16 , D21H21/18
摘要： PROBLEM TO BE SOLVED: To provide a method for producing a paperboard excellent in size capable of avoiding scale trouble and pitch trouble in a papermaking system.SOLUTION: The method for producing a paperboard includes performing papermaking using a pulp slurry having (1) pH6.5-8.5, (2) 50-400 ppm alkalinity and (3) 50-250 mS/m electroconductivity, and adding (4) an emulsion sizing agent in which a substituted succinic anhydride is emulsified and dispersed by a starch graft polymer to the pulp slurry, where the starch graft polymer consists of cationic starch containing 85% or more of amylopectin and monomers containing (meth)acrylamide.
摘要翻译：要解决的问题：提供一种制造出能够避免造纸系统中的尺寸问题和俯仰问题的尺寸优异的纸板的方法。解决方案：制造纸板的方法包括使用（1）pH6的纸浆进行造纸。 5-8.5，（2）50-400ppm碱度和（3）50-250mS / m导电性，并加入（4）乳液上浆剂，其中取代的琥珀酸酐被淀粉接枝聚合物乳化和分散到纸浆，其中淀粉接枝聚合物由含有85％或更多支链淀粉的阳离子淀粉和含有（甲基）丙烯酰胺的单体组成。

2. 发明专利

JP2011012373A Sizing agent composition 有权
标题翻译：尺寸代理组成
公开(公告)号：JP2011012373A
公开(公告)日：2011-01-20
申请号：JP2009160295
申请日：2009-07-06
申请人： Seiko Pmc Corp , 星光Pmc株式会社
发明人： NAGAO KAZUKI , FUJIWARA YASUSHI , ITO KENICHI , SHIRAISHI MAKOTO
IPC分类号： D21H17/17 , D21H21/16
摘要： PROBLEM TO BE SOLVED: To provide a sizing agent composition having good storage stability of the composition, scarcely generating stains in use, preventing increase of slipperiness of paper and imparting the paper with excellent sizing performance.SOLUTION: The sizing agent composition to be used in production of paper includes a 2-oxetanone compound and satisfies the following requirements (1) to (3): (1) the 2-oxetanone compound is produced by reacting a fatty acid mixture comprising 8-20 mass% of 8-10C fatty acids and 92-80 mass% of 12-18C fatty acids, (2) the 2-oxetanone compound is produced by reacting the fatty acid mixture of the requirement (1), where the content of unsaturated fatty acids in the mixture is not more than 2 mass%, and (3) the 2-oxetanone compound is in a liquid state at 25°C.
摘要翻译：要解决的问题：为了提供具有良好的组合物储存稳定性的施胶剂组合物，在使用中几乎不产生污渍，防止纸张的滑爽性提高，赋予纸张优异的施胶性能。解决方案：使用的施胶剂组合物纸的生产包括2-氧杂环丁酮化合物，并且满足以下要求（1）至（3）：（1）2-氧杂环丁酮化合物通过使包含8-20质量％的8-10C脂肪酸的脂肪酸混合物和92〜80质量％的12-18C脂肪酸，（2）2-氧杂环丁酮化合物是通过使需要（1）的脂肪酸混合物反应而得到的，其中混合物中不饱和脂肪酸的含量不大于 2质量％，（3）2-氧杂环丁酮化合物在25℃下处于液态。

3. 发明专利

JP2011202022A Dispersant 有权
标题翻译：分散剂
公开(公告)号：JP2011202022A
公开(公告)日：2011-10-13
申请号：JP2010070806
申请日：2010-03-25
申请人： Seiko Pmc Corp , 星光Pmc株式会社
发明人： FUJIWARA YASUSHI
IPC分类号： C08F251/00 , C08F220/56 , D21H21/08
摘要： PROBLEM TO BE SOLVED: To provide a dispersant having excellent stability at low temperature.SOLUTION: The dispersant is an emulsifying dispersant for a substituted succinic anhydride sizing agent containing a starch graft polymer obtained by reacting cationic starch having ≥85 mass% amylopectin content and monomers containing (meth)acrylic amide. Preferably, the dispersant has 50 to 95 mass% component originating from the cationic starch of the starch graft polymer and 5 to 50 mass% component originating from the monomers. Further preferably, the cationic starch of the starch graft polymer has ≥95 mass% amylopectin content. By using the dispersant, the substituted succinic anhydride sizing agent having excellent dispersion stability of an ASA emulsion and excellent sizing effect can be provided.
摘要翻译：要解决的问题：提供一种在低温下具有优异的稳定性的分散剂。溶剂：分散剂是用于取代的琥珀酸酐施胶剂的乳化分散剂，其含有通过使具有≥85质量％支链淀粉含量的阳离子淀粉与单体反应获得的淀粉接枝聚合物（甲基）丙烯酰胺。优选地，分散剂具有源自淀粉接枝聚合物的阳离子淀粉的50〜95质量％成分和来自该单体的5〜50质量％成分。进一步优选地，淀粉接枝聚合物的阳离子淀粉具有≥95质量％的支链淀粉含量。通过使用分散剂，可以提供具有优异的ASA乳液分散稳定性和优异的施胶效果的取代琥珀酸酐施胶剂。

4. 发明专利

JP2012107356A Method for producing paper 有权
标题翻译：生产纸张的方法
公开(公告)号：JP2012107356A
公开(公告)日：2012-06-07
申请号：JP2010256668
申请日：2010-11-17
申请人： Seiko Pmc Corp , 星光Pmc株式会社
发明人： MATSUSHIMA TERUYUKI , FUJIWARA YASUSHI
IPC分类号： D21H17/67 , D21H17/28 , D21H17/29 , D21H17/37 , D21H21/16
摘要： PROBLEM TO BE SOLVED: To provide a method for producing paper that is capable of suppressing size reversion.SOLUTION: Provided is a method for producing paper containing light calcium carbonate in an amount of 10 mass% or more in which (1) a reactive sizing agent, (2) a primary and/or secondary amino group-containing vinyl polymer, (3) light calcium carbonate, and (4) amphoteric starch and/or cationized starch are added to pulp slurry having a white water alkalinity of 100 to 5000 ppm. Preferably, (2) the primary and/or secondary amino group-containing vinyl polymer is 50 ppm to 2000 ppm and (4) the cationized starch is 0.2 to 1.5%.
摘要翻译：要解决的问题：提供一种能够抑制尺寸回复的纸的生产方法。解决方案：提供一种含有10质量％以上的轻质碳酸钙的纸的制造方法，其中（1）反应性施胶剂，（2）含伯和/或仲氨基的乙烯基聚合物，（3）轻质碳酸钙，和（4）两性淀粉和/或阳离子化淀粉加入白水碱度为100-5000ppm的纸浆中。优选（2）含伯氨基和/或仲氨基的乙烯基聚合物为50ppm〜2000ppm，（4）阳离子化淀粉为0.2〜1.5％。版权所有（C）2012，JPO＆INPIT

5. 发明专利

JP2010189804A Sizing agent composition 有权
标题翻译：尺寸代理组成
公开(公告)号：JP2010189804A
公开(公告)日：2010-09-02
申请号：JP2009035973
申请日：2009-02-18
申请人： Seiko Pmc Corp , 星光Pmc株式会社
发明人： NAGAO KAZUKI , FUJIWARA YASUSHI
IPC分类号： D21H21/16 , D21H17/17 , D21H19/24
摘要： PROBLEM TO BE SOLVED: To provide a sizing agent which has heat-mechanical stability, has excellent size performance in using the sizing agent and offers paper which is improved in slipping.
SOLUTION: In the sizing agent, which has 2-oxetanone functional group for manufacturing paper which contains calcium carbonate under neutrality or alkaline conditions, content of 2-oxetanone compound which has a branched structure in alkyl group or alkenyl group as a hydrophobic group in the 2-oxetanone compound is 60-90 mass%.
COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：为了提供具有热机械稳定性的上浆剂，在使用上浆剂时具有优异的尺寸性能，并且提供了改进的打滑纸。解决方案：在具有中性或碱性条件下含有碳酸钙的纸的2-氧杂环丁酮官能团的上浆剂中，在烷基或链烯基中具有支链结构的2-氧杂环丁酮化合物的疏水性 2-氧杂环丁酮化合物的基团为60〜90质量％。版权所有（C）2010，JPO＆INPIT

6. 发明专利

JP2011214190A Method for producing paperboard 审中-公开
标题翻译：生产纸板的方法
公开(公告)号：JP2011214190A
公开(公告)日：2011-10-27
申请号：JP2010083503
申请日：2010-03-31
申请人： Seiko Pmc Corp , 星光Pmc株式会社
发明人： FUJIWARA YASUSHI , SHIRAISHI MAKOTO , OKINAGA TOSHIHARU , ITO KENICHI , INADA KOTOKU
IPC分类号： D21H21/16 , D21H17/15 , D21H17/17
摘要： PROBLEM TO BE SOLVED: To provide a method for producing a well-sized paperboard capable of avoiding both the scale-related troubles and pitch-related troubles in a papermaking system, and suppressed in sizing agent-derived stain development.SOLUTION: The method includes the following steps: to pulp slurry with a pH of 6.5-8.5, a sizing agent composition obtained by emulsifying a mixture comprising 60-95 mass% of an alkenylsuccinic acid anhydride liquid at 25°C, and 5-40 mass% of a 2-oxetanone compound liquid at 25°C are added, and a papermaking operation is then carried out.
摘要翻译：要解决的问题：提供一种能够避免造纸系统中的鳞屑相关故障和沥青相关故障的尺寸良好的纸板的制造方法，并且抑制了上浆剂衍生的污斑发展。解决方案：该方法包括以下步骤：将pH为6.5-8.5的纸浆，通过在25℃下乳化包含60-95质量％的烯基琥珀酸酐液体和5-40质量％的2的混合物而获得的上浆剂组合物加入25℃的环氧乙酮复合液，然后进行造纸操作。

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