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    • 1. 发明授权
    • Positive-working presensitized plate useful for preparing a lithographic printing plate
    • 用于制备平版印刷版的正性工作预敏板
    • US06517987B2
    • 2003-02-11
    • US09811425
    • 2001-03-20
    • Kazuo FujitaShiro TanAkira Nagashima
    • Kazuo FujitaShiro TanAkira Nagashima
    • G03F7023
    • G03F7/022G03F7/023G03F7/0233
    • The present invention relates to a positiive-working presensitized plate useful for preparing a lithographic printing plate comprising a positive-working photosensitive composition comprising at least one ester of 1,2-naphthoquinone-2-diazide-5-sulfonic acid, at least one ester of 1,2-naphthoquinone-2-diazide-4-sulfonic acid, and at least one polymer which is insoluble in water and soluble in an aqueous alkaline solution and which comprises at least one group or bond selected from sulfonamide group, urea bond or urethane bond. A lithographic printing plate prepared from the presensitized plate of the present invention shows improvement of chemical-resistance and printing durability, and good sensitivity, coupling property, adaptability to ball-point pen, shelf stability, and stability of sensitivity with time after exposure.
    • 本发明涉及一种用于制备平版印刷版的正极工作预敏板,其包含正性光敏组合物,其包含至少一种1,2-萘醌-2-重氮化物-5-磺酸酯,至少一种酯 的1,2-萘醌-2-二叠氮-4-磺酸,以及至少一种不溶于水并可溶于碱性水溶液的聚合物,其包含至少一个选自磺酰胺基,脲键或 氨基甲酸酯键。 由本发明的预敏板制备的平版印刷版显示出耐化学性和印刷耐久性的改善,以及良好的灵敏度,偶联性,圆珠笔的适应性,储存稳定性以及曝光后随时间的灵敏度的稳定性。
    • 2. 发明授权
    • Fluoroaliphatic group-containing copolymer
    • 含氟脂族基团的共聚物
    • US07105270B2
    • 2006-09-12
    • US10353025
    • 2003-01-29
    • Kazuo FujitaShiro Tan
    • Kazuo FujitaShiro Tan
    • G03F7/004G03F7/00
    • C08F220/22G03F7/0046G03F7/0233G03F7/033G03F7/038
    • The present invention provides a copolymer comprising repeating units derived from (A) at least one fluoroalkyl (meth) acrylate represented by the following general formula (I) or (II): wherein, X1 represents —O— or —NR3—; R1 represents —H or —CH3; R3 represents a hydrogen atom, a substituted or unsubstituted alkyl group having 1 to 12 carbon atoms, a substituted or unsubstituted cycloalkyl group having 3 to 12 carbon atoms, a substituted or unsubstituted aryl group having 6 to 12 carbon atoms or a substituted or unsubstituted aralkyl group having 7 to 24 carbon atoms; R2 represents H or F; m is an integer ranging from 0 to 10; n is an integer of 2 or 3; and o and p each represents an integer of 1 or 2, and (B) at least one polyoxyalkylene group-containing ethylenically unsaturated monomer, and also provides an image-forming composition, a presensitized plate useful for preparing a lithographic printing plate, a paint composition or a photo resist composition comprising the copolymer. The fluoroaliphatic group-containing copolymer can provide a coating composition capable of simultaneously satisfying the requirements for the ability of a coating liquid to wet the base material and the uniform coating ability upon the application of the liquid and the post-processing aptitudes such as the re-coating ability of the coated film and developing ability as well as the foaming ability of the coating liquid.
    • 本发明提供了包含衍生自(A)至少一种由以下通式(I)或(II)表示的(甲基)丙烯酸氟烷基酯的重复单元的共聚物的共聚物:其中,X 1表示-O - 或-NR 3 - 。 R 1表示-H或-CH 3 3; R 3表示氢原子,取代或未取代的碳原子数1〜12的烷基,取代或未取代的碳原子数3〜12的环烷基,取代或未取代的芳基,6〜12 碳原子或取代或未取代的碳原子数为7〜24的芳烷基; R 2表示H或F; m为0〜10的整数; n为2或3的整数; 和o和p各自表示1或2的整数,和(B)至少一个含聚氧化烯基的烯属不饱和单体,并且还提供成像组合物,用于制备平版印刷版的预敏化板,涂料 组合物或包含该共聚物的光致抗蚀剂组合物。 含氟脂族基团的共聚物可以提供能够同时满足涂布液润湿基材的能力要求的涂料组合物和在施加液体时的均匀涂布能力以及后处理能力如再次 涂膜的涂布能力和显影能力以及涂布液的发泡能力。
    • 3. 发明授权
    • Photosensitive composition comprising a vinyl copolymer and an o-naphthoquinone diazide compound
    • 包含乙烯基共聚物和邻萘醌二叠氮化合物的感光组合物
    • US06660445B2
    • 2003-12-09
    • US09970988
    • 2001-10-05
    • Kazuo FujitaShiro Tan
    • Kazuo FujitaShiro Tan
    • G03F7023
    • G03F7/0233
    • The present invention relates to a photosensitive compound comprising a vinyl polymer compound which is insoluble in water and soluble in an aqueous alkaline solution and o-naphthoquinonediazide compound, wherein said vinyl polymer compound is a copolymer comprising at least one monomer unit derived from monomer compound (A): a compound having an alkaline-soluble group represented by general formula (I), (II) or (III) as defined in the specification, and at least one monomer unit derived from monomer compound (B): (meth)acrylate having poly(oxyalkylene) chain. A lithographic printing plate prepared from a presensitized plate having a photosensitive layer of said photosensitive compound of the present invention shows improvement of abrasion resistance, printing durability, chemical resistance, development latitude, and contamination property.
    • 本发明涉及包含不溶于水并可溶于碱性水溶液和邻萘醌二叠氮化合物的乙烯基聚合物化合物的光敏化合物,其中所述乙烯基聚合物化合物是包含至少一种衍生自单体化合物的单体单元的共聚物( A):具有本说明书中定义的通式(I),(II)或(III)表示的碱溶性基团的化合物和至少一种衍生自单体化合物(B)的单体单元:(甲基)丙烯酸酯 具有聚(氧化烯)链。 由具有本发明的感光性化合物的感光层的预感板制备的平版印刷版显示耐磨性,印刷耐久性,耐化学性,显影宽容性和污染性的提高。
    • 5. 发明授权
    • Presensitized plate for preparing lithographic printing plate
    • 用于制备平版印刷版的预感板
    • US06709800B2
    • 2004-03-23
    • US10211372
    • 2002-08-05
    • Kazuo FujitaShiro Tan
    • Kazuo FujitaShiro Tan
    • G03F7033
    • G03F7/0382G03F7/0046G03F7/0233G03F7/033G03F7/038Y10S430/108Y10S430/111
    • A presensitized plate for preparing a lithographic printing plate comprises a substrate provided thereon with a light-sensitive layer containing a fluoro-aliphatic group-containing copolymer prepared by copolymerizing at least (A) an addition polymerizable monomer having, on a side chain, a fluoro-aliphatic group in which hydrogen atoms are replaced with fluorine atoms and (B) a (meth)acrylate having an ester chain represented by a specific general formula. The use of the foregoing specific fluorine atom-containing polymer permits the formation of a light-sensitive layer having uniform surface condition without causing abnormality in the surface quality due to the foaming phenomenon observed during the production and also permits the production of a positive light-sensitive resin composition having excellent solubility and dispersibility in a developer.
    • 用于制备平版印刷版的预感板包括其上设置有含有含氟 - 脂族基团的共聚物的感光层,所述光敏层通过至少共聚(A)在侧链上具有氟 - 脂族基团,其中氢原子被氟原子取代,和(B)具有由特定通式表示的酯链的(甲基)丙烯酸酯。 使用上述特定含氟原子的聚合物可以形成具有均匀表面状态的感光层,而不会由于在生产过程中观察到的发泡现象而引起表面质量的异常,并且还允许生产正光发射层, 敏感性树脂组合物在显影剂中具有优异的溶解性和分散性。
    • 7. 发明授权
    • Regenerated sulfur recovery apparatus
    • 再生硫回收装置
    • US08025719B2
    • 2011-09-27
    • US12410072
    • 2009-03-24
    • Yoshihisa TokumasuKazuo FujitaFumio Kubo
    • Yoshihisa TokumasuKazuo FujitaFumio Kubo
    • B01D59/26
    • C01B17/021C01B17/0221C01B17/0232
    • A regenerated sulfur recovery apparatus positioned in a sulfur recovery plant, which apparatus contains a sulfur purifier that cools gaseous sulfur and condensates it, forming liquid sulfur while removing impurities contained therein; the apparatus containing a steam supplying means for melting solid sulfur deposited on an inner wall of the sulfur purifier, a molten sulfur reservoir that recovers and stores the melted sulfur, a reservoir heating means that heats the reservoir, an exhaust gas line that directs to the outside an exhaust gas formed in the reservoir when the reservoir is heated by the reservoir heating means, and an inert gas supply means that supplies an inert gas to the reservoir, such that the inert gas supplied into the reservoir flows to the outside through the exhaust gas line when molten sulfur stored in the reservoir is discharged from the reservoir.
    • 一种位于硫回收装置中的再生硫回收装置,该装置含有一种硫化物净化器,其将气态硫冷却并冷凝,形成液态硫同时除去其中所含的杂质; 该装置包含用于熔化沉积在硫净化器的内壁上的固体硫的蒸汽供应装置,回收和储存熔化的硫的熔融硫储存器,加热储存器的储存器加热装置,引导至 在储存器被储存器加热装置加热时形成在储存器中的废气外部;以及惰性气体供应装置,其向储存器供应惰性气体,使得供应到储存器中的惰性气体通过排气流向外部 储存在储存器中的熔融硫从储存器排出时的气体管线。