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1. 发明专利

JP2014048569A Photosensitive composition and lithographic original plate using the same 有权
标题翻译：使用它的光敏组合物和平版印刷板
公开(公告)号：JP2014048569A
公开(公告)日：2014-03-17
申请号：JP2012193155
申请日：2012-09-03
申请人： Okamoto Kagaku Kogyo Kk , 岡本化学工業株式会社 , Shin Etsu Chem Co Ltd , 信越化学工業株式会社
发明人： SATO NAOYA , TSUCHIDA KAZUHIRO , HIROKAMI MUNENAO , NAKATSUKA MASAO , KOYA YOSHIHIRO
IPC分类号： G03F7/038 , C08F220/12 , C08F220/36 , G03F7/00 , G03F7/075 , H01L21/027
摘要： PROBLEM TO BE SOLVED: To provide a thermal negative type lithographic printing original plate having a photosensitive layer featuring high sensitivity, excellent reproducibility in FM screening, and excellent print durability and chemical resistance at a minute image portion, and provide a photosensitive composition for the photosensitive layer.SOLUTION: A photosensitive composition at least contains an alkali-soluble resin having a monomer unit represented by the formula (I), at least one or more kinds of silane coupling agent, an infrared absorber, a radical-polymerizable initiator, and a polymerizable compound having an ethylenic double bond. In the formula (I), Rand Rrepresent a hydrogen atom or an alkyl group having 1 to 10 carbon atoms which may have a substituent and Land Lrepresent an alkylene group having 1 to 10 carbon atoms which may have a substituent or an aryl group having 6 to 15 carbon atoms which may have a substituent.
摘要翻译：要解决的问题：提供一种热敏型平版印刷原版，其具有高灵敏度的感光层，FM筛选中的优异再现性，以及在微小图像部分的优异的印刷耐久性和耐化学性，并提供感光性感光性组合物光敏组合物至少含有具有由式（I）表示的单体单元的碱溶性树脂，至少一种或多种硅烷偶联剂，红外线吸收剂，可自由基聚合引发剂和具有烯属双键的聚合性化合物。在式（I）中，兰德R表示氢原子或可具有取代基的具有1〜10个碳原子的烷基，Land表示可以具有取代基的碳原子数为1〜10的亚烷基或具有6个至15个碳原子，可以具有取代基。

2. 发明专利

JP2011137989A Brush roller, developing device for photosensitive planographic printing plate, and method for manufacturing planographic printing plate 审中-公开
标题翻译：用于感光平版印刷板的开发装置的刷辊，以及制造印刷版印刷板的方法
公开(公告)号：JP2011137989A
公开(公告)日：2011-07-14
申请号：JP2009297743
申请日：2009-12-28
申请人： Okamoto Kagaku Kogyo Kk , 岡本化学工業株式会社
发明人： KAKINUMA HIDEKAZU , NAKATSUKA MASAO , OZAKI ATSUSHI , KITAMI KINYA
IPC分类号： G03F7/30 , G03F7/00
摘要： PROBLEM TO BE SOLVED: To provide a brush roller capable of preventing generation of stripe irregularity on a surface of a photosensitive planographic printing plate during developing; and to provide a developing device for a photosensitive planographic printing plate, and a method for manufacturing a planographic printing plate.
SOLUTION: The brush roller 71 applied to a developing device for a photosensitive planographic printing plate and used for brushing a surface of a photosensitive planographic printing plate includes: a shaft member 81; and a plurality of channel brushes 83 formed by fixing a brush raw material to a channel member and wound on an outer circumference face of the shaft member 81. The plurality of channel brushes 83 are each helically wound at a predetermined pitch on the outer circumference face of the shaft member 81 and disposed as separated from one another in the circumference direction of the shaft member 81.
COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：提供一种能够在显影期间防止在感光平版印刷版的表面上产生条纹不规则性的刷辊; 并提供用于感光平版印刷版的显影装置和平版印刷版的制造方法。应用于用于光敏平版印刷版的显影装置并用于刷涂光敏平版印刷版的表面的刷辊71包括：轴构件81; 以及通过将刷子原料固定到通道构件并缠绕在轴构件81的外圆周面上而形成的多个通道刷83.多个通道刷83在外周面上以预定间距螺旋形地缠绕并且沿着轴构件81的圆周方向彼此分离设置。（C）2011年，JPO和INPIT

3. 发明专利

JP2009086514A Water-soluble composition and planographic printing plate precursor using the same 有权
标题翻译：水溶性组合物和使用它的平版印刷机前驱体
公开(公告)号：JP2009086514A
公开(公告)日：2009-04-23
申请号：JP2007258669
申请日：2007-10-02
申请人： Okamoto Kagaku Kogyo Kk , 岡本化学工業株式会社
发明人： OZAKI ATSUSHI , NAKATSUKA MASAO , YONEZAWA KEIKO , SATO NAOYA
IPC分类号： G03F7/11 , G03F7/00 , G03F7/004
摘要： PROBLEM TO BE SOLVED: To provide a planographic printing plate precursor for thermal negative plate, which has high sensitivity and high resolution in infrared area and excellent safe light property in ultraviolet-visible light areas, can be subjected to defect inspection, and is excellent in adhesion resistance and flaw resistance between planographic printing plate precursors.
SOLUTION: The water-soluble composition which is a composition for forming a protective layer of the planographic printing plate precursor including a photosensitive layer and the protective layer on a support contains a polyvinyl alcohol having sponification degree of 86 mol% or more and sulfonic acid modification denaturation rate of 1% or less, colloidal silica having purity of 99.9% or more and primary particle diameter of 400 nm or less, and a water-soluble dye.
COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：为了提供红外区域具有高灵敏度和高分辨率以及在紫外 - 可见光区域中具有优异的安全光照性能的热负极板的平版印刷版原版，可进行缺陷检查，在平版印刷版前体之间的耐粘连性和抗瑕疵优异。解决方案：作为用于形成平版印刷版原版的保护层的组合物的水溶性组合物，其包含感光层和载体上的保护层，其含有具有86摩尔％以上的聚合度的聚乙烯醇，磺酸改性变性率为1％以下，胶体二氧化硅，纯度为99.9％以上，初级粒径为400nm以下，水溶性染料为佳。版权所有（C）2009，JPO＆INPIT

4. 发明专利

JP2011215475A Processing liquid for developing planographic printing plate and method for producing planographic printing plate 审中-公开
标题翻译：用于开发平面印刷板的处理液和用于生产平面印刷板的方法
公开(公告)号：JP2011215475A
公开(公告)日：2011-10-27
申请号：JP2010085133
申请日：2010-04-01
申请人： Okamoto Kagaku Kogyo Kk , 岡本化学工業株式会社
发明人： NAKATSUKA MASAO , KITAMI KINYA , OZAKI ATSUSHI
IPC分类号： G03F7/32 , G03F7/00 , G03F7/004 , G03F7/038
摘要： PROBLEM TO BE SOLVED: To provide a processing liquid for developing a planographic printing plate, which is safe and exhibits excellent developability and processing capability, and to provide a method for producing a planographic printing plate by using the processing liquid, by which printing durability does not deteriorate even when the printing plate is stored after development until printing, any non-image part scarcely becomes dirty even when printed, and single liquid treatment is possible.SOLUTION: The processing liquid for developing a planographic printing plate including at least (1) an alkali silicate, (2) a water-soluble cationized starch, and (3) a surfactant, and having pH of 8.0-10.9 is provided. Also the method for producing a planographic printing plate including at least a step to expose a photosensitive planographic printing plate equipped with a photosensitive layer on a hydrophilic support, and subsequently a developing step to process the photosensitive layer with the processing liquid for developing is provided.
摘要翻译：要解决的问题：提供一种用于显影平版印刷版的处理液，其是安全的并且具有优异的显影性和加工能力，并且提供一种通过使用处理液来生产平版印刷版的方法，通过该方法，印刷耐久性即使在印刷之后将印刷版存储到印刷之前也不会劣化，即使在印刷时，任何非图像部分也几乎不变脏，并且可以进行单一液体处理。解决方案：用于显影平版印刷版的处理液包括至少（1）碱性硅酸盐，（2）水溶性阳离子化淀粉和（3）表面活性剂，pH为8.0-10.9。此外，还提供了生产平版印刷版的方法，其至少包括在亲水性载体上曝光配备有感光层的感光平版印刷版的步骤，以及随后用用于显影处理液处理感光层的显影步骤。

5. 发明专利

JP2007334277A Photosensitive composition and planographic printing plate precursor using same 有权
标题翻译：使用相同的感光性组合物和平版印刷机前驱体
公开(公告)号：JP2007334277A
公开(公告)日：2007-12-27
申请号：JP2006223253
申请日：2006-08-18
申请人： Okamoto Kagaku Kogyo Kk , 岡本化学工業株式会社
发明人： NAKATSUKA MASAO , OTA TAKATOSHI , OKAMOTO HIROAKI
IPC分类号： G03F7/038 , C08F290/12 , C08F299/00 , G03F7/00 , G03F7/004
摘要： PROBLEM TO BE SOLVED: To provide a photosensitive composition and a planographic printing original plate having high sensitivity, superior in adhesion with a support and scratch resistance, having no banding phenomenon, having high printing durability, and requiring no overcoat layer. SOLUTION: The photosensitive composition includes (A) a copolymer in which at least one isocyanate monomer selected from a group consisting of 2-acryloyl oxyethyl isocyanate, 2-methacryloyl oxyethyl isocyanate, and 1,1-bis(acryloyl oxymethyl)ethyl isocyanate is added to a copolymer including a structure unit derived from cinnamic acid vinyl and a structure unit derived from a monomer including alcoholic hydroxyl group, (B) a polymerization initiator, and (C) an infrared absorbent. In the planographic printing original plate, the photosensitive composition is provided on the support. COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：提供一种感光组合物和平版印刷原版，其具有高灵敏度，与支持性和耐划伤性的粘合性优异，没有带状现象，具有高印刷耐久性，并且不需要外涂层。解决方案：感光组合物包括（A）共聚物，其中至少一种异氰酸酯单体选自2-丙烯酰基氧乙基异氰酸酯，2-甲基丙烯酰氧基乙基异氰酸酯和1,1-双（丙烯酰氧基甲基）乙基将异氰酸酯加入到包含衍生自肉桂酸乙烯基的结构单元和衍生自包含醇羟基的单体的结构单元，（B）聚合引发剂和（C）红外线吸收剂）的共聚物中。在平版印刷原版中，将感光性组合物设置在支持体上。版权所有（C）2008，JPO＆INPIT

6. 发明专利

JP2007310291A Lithographic printing original plate 有权
标题翻译：平版印刷原版
公开(公告)号：JP2007310291A
公开(公告)日：2007-11-29
申请号：JP2006141586
申请日：2006-05-22
申请人： Okamoto Kagaku Kogyo Kk , 岡本化学工業株式会社
发明人： NAKATSUKA MASAO , OTA TAKATOSHI , OKAMOTO HIROAKI
IPC分类号： G03F7/00 , B41N3/00 , G03F7/004
摘要： PROBLEM TO BE SOLVED: To provide a lithographic printing original plate which has a photopolymerizable photosensitive layer on a support, does not require overcoat layer, causes no blocking phenomenon between plates, does not have problem with storage stability under high temperature and high humidity conditions, and excels in dot reproducibility and printing durability.
SOLUTION: The lithographic printing original plate has the photopolymerizable photosensitive layer on the support, wherein the lithographic printing original plate contains two or more matting agents that are different in the particle diameter in the photosensitive layer.
COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：为了提供在载体上具有可光聚合感光层的平版印刷原版，不需要外涂层，不会在板之间产生阻塞现象，在高温高下不存在储存稳定性问题湿度条件，并且在点再现性和印刷耐久性方面表现出色。解决方案：平版印刷原版在载体上具有可光聚合的感光层，其中平版印刷原版包含感光层中粒径不同的两种或更多种消光剂。版权所有（C）2008，JPO＆INPIT

7. 发明专利

JP2007262125A Photosensitive composition and lithographic printing original plate using the same 有权
标题翻译：使用相同的感光性组合物和平版印刷原版
公开(公告)号：JP2007262125A
公开(公告)日：2007-10-11
申请号：JP2006085178
申请日：2006-03-27
申请人： Okamoto Kagaku Kogyo Kk , 岡本化学工業株式会社
发明人： NAKATSUKA MASAO , OTA TAKATOSHI , OKAMOTO HIROAKI
IPC分类号： C08F220/26 , G03F7/00 , G03F7/004 , G03F7/038
摘要： PROBLEM TO BE SOLVED: To obtain a photosensitive composition that has no sensitivity dispersion, excellent adhesivity to a substrate and scratch resistance, no banding phenomenon, high printing durability and does not require an overcoat layer and a lithographic printing original plate.
SOLUTION: The photosensitive composition comprises a copolymer having monomer units represented by formula (I) and formula (II) (R
1 is a hydrogen atom or a cyano group; m is 0 or 1), a polymerizable compound, a polymerization initiator and an infrared absorber. The lithographic printing original plate is obtained by forming the photosensitive composition on a substrate.
COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：为了获得不敏感性分散的光敏组合物，对基材的粘合性优异，耐擦伤性，无带状现象，高印刷耐久性，并且不需要外涂层和平版印刷原版。光敏组合物包含具有由式（I）和式（II）表示的单体单元的共聚物（R 1 SP 1是氢原子或氰基; m是0或1），可聚合化合物，聚合引发剂和红外吸收剂。平版印刷原版通过在基片上形成感光性组合物而得到。版权所有（C）2008，JPO＆INPIT

8. 发明专利

JP2014063108A Photosensitive composition and lithographic printing plate precursor using the same 审中-公开
标题翻译：使用它的感光性组合物和平版印刷版前驱体
公开(公告)号：JP2014063108A
公开(公告)日：2014-04-10
申请号：JP2012209545
申请日：2012-09-24
申请人： Okamoto Kagaku Kogyo Kk , 岡本化学工業株式会社
发明人： KITAMI KINYA , TAKEDA MAKOTO , SATO NAOYA , NAKATSUKA MASAO , KOYA YOSHIHIRO
IPC分类号： G03F7/038 , G03F7/00 , G03F7/004 , G03F7/075
摘要： PROBLEM TO BE SOLVED: To provide a lithographic printing plate precursor for a thermal negative plate, on which a photosensitive layer is disposed, the photosensitive layer having high sensitivity and excellent FM screening reproducibility and moisture resistance, and having excellent printing durability or chemical resistance in a minute image part.SOLUTION: A photosensitive composition is provided, which comprises at least an alkali-soluble resin, a silane coupling agent having an ethylenic double bond, a piperidine derivative compound, an infrared absorbent, a radical polymerizable initiator and a polymeric compound having an ethylenic double bond. The alkali-soluble resin includes at least a monomer unit expressed by formula (I).
摘要翻译：要解决的问题：为了提供一种其上设置感光层的热负极板的平版印刷版原版，感光层具有高灵敏度和优异的FM屏蔽再现性和耐湿性，并且具有优异的印刷耐久性或耐化学性微小图像部分。解决方案：提供一种光敏组合物，其至少包含碱溶性树脂，具有烯属双键的硅烷偶联剂，哌啶衍生物化合物，红外吸收剂，可自由基聚合引发剂和聚合物具有烯键双键。碱溶性树脂至少包含由式（I）表示的单体单元。

9. 发明专利

JP2011215476A Composition for forming protective layer, and photosensitive planographic printing plate using the same 有权
标题翻译：用于形成保护层的组合物和使用其的感光平版印刷板
公开(公告)号：JP2011215476A
公开(公告)日：2011-10-27
申请号：JP2010085134
申请日：2010-04-01
申请人： Okamoto Kagaku Kogyo Kk , 岡本化学工業株式会社
发明人： SATO NAOYA , OZAKI ATSUSHI , NAKATSUKA MASAO
IPC分类号： G03F7/11 , G03F7/00 , G03F7/004
摘要： PROBLEM TO BE SOLVED: To provide a planographic printing original plate for thermal negative plate having high sensitivity and high resolution in an IR region and excellent safe light properties in UV and visible light regions and having a photosensitive layer having excellent adhesion resistance and scratch resistance between planographic printing original plates.SOLUTION: The planographic printing original plate has the protective layer formed by applying a protective layer forming composition containing at least diacetone acrylamide copolymerization modified polyvinyl alcohol containing 0.1 to 15 mol% diacetone acrylamide unit, a surfactant represented by a general formula (I) and a matting agent having 1 to 10 μm average particle diameter on the photosensitive layer formed on a supporting body.
摘要翻译：要解决的问题：提供一种在IR区域中具有高灵敏度和高分辨率的热负极板的平版印刷原版，并且在UV和可见光区域具有优异的安全光特性，并且具有优异的耐粘连性和耐擦伤性的感光层，平版印刷原版。解决方案：平版印刷原版具有由至少含有至少含有0.1〜15摩尔％双丙酮丙烯酰胺单元的双丙酮丙烯酰胺共聚改性聚乙烯醇的保护层形成组合物形成的保护层，由通式（I）和在形成在支撑体上的感光层上具有1至10μm平均粒径的消光剂。

10. 发明专利

JP2010113044A Photosensitive composition and negative lithographic printing plate precursor using the same 有权
标题翻译：使用它的感光性组合物和负离子平版印刷机前驱体
公开(公告)号：JP2010113044A
公开(公告)日：2010-05-20
申请号：JP2008283943
申请日：2008-11-05
申请人： Okamoto Kagaku Kogyo Kk , 岡本化学工業株式会社
发明人： OZAKI ATSUSHI , NAKATSUKA MASAO , YONEZAWA KEIKO , SATO NAOYA
IPC分类号： G03F7/038 , C08F8/30 , C08F290/12 , C09B1/54 , C09B23/00 , C09B67/20 , C09B67/22 , C09B67/42 , G03F7/00 , G03F7/004 , G03F7/11
摘要： PROBLEM TO BE SOLVED: To provide a photosensitive composition for forming a photosensitive layer free from variations in image position, excellent in FM screening reproducibility, and excellent in printing durability and chemical resistance of a fine image part. SOLUTION: The photosensitive composition includes an alkali-soluble resin having a monomer unit represented by formula (I), a specific red dye which is 1-amino-2-phenoxy-4-hydroxyanthraquinone (the phenoxy group may have a substituent), an infrared absorbent, a radical polymerization initiator, and a polymerizable compound having an ethylenic double bond. COPYRIGHT: (C)2010,JPO&INPIT

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