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    • 62. 发明授权
    • Waterless planographic printing plate and method of plate making using
the same
    • 无水平版印刷版及其制版方法
    • US5955238A
    • 1999-09-21
    • US812035
    • 1997-03-06
    • Hiroaki YokoyaToshiaki AoaiKazuya Uenishi
    • Hiroaki YokoyaToshiaki AoaiKazuya Uenishi
    • B41C1/05B41C1/055B41C1/10B41N1/14G03F7/00G03F7/004G03F7/022G03F7/075G03F7/11G03F7/26
    • G03F7/0752B41C1/1033G03F7/0045G03F7/022B41C2210/16Y10S430/145
    • A waterless planographic printing plate, wherein the waterless planographic printing plate comprises a laser-light-sensitive layer which constitute a first layer provided on a support, containing a compound (A) generating an acid by irradiating an actinic light thereto, a compound (B) converting a laser light to heat and a polymer compound (C) which is decomposed by heat under an acidic condition; and a layer which constitutes a second layer having an ink repellent surface thereon. The entire surface of the waterless planographic printing plate is exposed with ultraviolet light. The printing plate is irradiated imagewisely with an infrared laser light to heat the portion irradiated with the laser light, and at least a layer having an ink repellent surface at the portion irradiated with the laser light is removed. The present invention can provide a waterless planographic printing plate capable of laser recording with a high sensitivity and separation developing, and having a high resolving power and an excellent storability, and a method of plate making for the printing plate which is simple and accurate.
    • 一种无水平版印刷版,其中所述无水平版印刷版包括构成设置在载体上的第一层的激光感光层,所述第一层含有通过向其中照射光化光而产生酸的化合物(A),化合物(B )将激光转化为热,以及在酸性条件下通过加热分解的高分子化合物(C); 以及构成其上具有拒墨表面的第二层的层。 无水平版印刷版的整个表面用紫外线照射。 用红外激光成像照射印版,加热照射激光的部分,至少在激光照射部分具有防墨表面的层被去除。 本发明可以提供一种能够以高灵敏度和分离显影的激光记录,并且具有高分辨能力和优异的储存性的无水平版印刷版,并且该印版的制版方法简单准确。
    • 63. 发明授权
    • Chemically amplified positive resist composition
    • 化学放大正光刻胶组合物
    • US5939234A
    • 1999-08-17
    • US655233
    • 1996-06-05
    • Tsukasa YamanakaToshiaki AoaiToru Fujimori
    • Tsukasa YamanakaToshiaki AoaiToru Fujimori
    • G03F7/004G03F7/039H01L21/027
    • G03F7/0045Y10S430/106Y10S430/111Y10S430/121
    • Disclosed is a chemically amplified positive resist composition which comprises (A) a compound which contains at least one group selected among tert-alkyl ester groups and tert-alkyl carbonate groups and is capable of increasing solubility of the compound in an alkali aqueous solution by the action of an acid, (B) a compound which contains at least one group selected among acetal groups and silyl ether groups and is capable of increasing solubility of the compound in an alkali aqueous solution by the action of an acid, (C) a compound which is capable of generating an acid by irradiation with an active ray or radiation, and (D) an organic basic compound. The resist composition has high resolving power and forms a satisfactory pattern free from undergoing sensitivity decrease, T-top formation, and change in line width which are caused from exposure to post exposure bake.
    • 公开了一种化学放大型正性抗蚀剂组合物,其包含(A)含有至少一个选自叔烷基酯基和碳酸叔烷基酯基的基团的化合物,并且能够增加化合物在碱性水溶液中的溶解度 酸的作用,(B)含有至少一个选自缩醛基团和甲硅烷基醚基团的基团并且能够通过酸的作用增加化合物在碱性水溶液中的溶解度的化合物,(C)化合物 其能够通过用活性射线或辐射照射产生酸,和(D)有机碱性化合物。 抗蚀剂组合物具有高分辨能力,并且形成了不受曝光曝光烘烤引起的敏感性降低,T顶形成和线宽变化的令人满意的图案。
    • 64. 发明授权
    • Positive-working photosensitive composition
    • 正性感光组合物
    • US5683856A
    • 1997-11-04
    • US634529
    • 1996-04-18
    • Toshiaki AoaiTsukasa YamanakaKazuya Uenishi
    • Toshiaki AoaiTsukasa YamanakaKazuya Uenishi
    • G03F7/004G03C1/492
    • G03F7/0045
    • A positive working photosensitive composition is disclosed, which comprises: (a) a resin which is insoluble in water but soluble in an alkaline aqueous solution; (b) a compound which generates an acid upon irradiation with active light or radiation; (c) a low molecular acid-decomposable dissolution-inhibitive compound having a molecular weight of 3,000 or less and containing a group decomposable with an acid, and which increases its solubility in an alkaline developer by the action of an acid; and (d) a resin containing a basic nitrogen atom and having a weight-average molecular weight of 2,000 or more. A further positive working photosensitive composition is disclosed, which comprises: (1) a compound which generates an acid upon irradiation with active light or radiation; (2) a resin having a group which undergoes decomposition by an acid whereby increasing its solubility in an alkaline developer; and (3) a resin containing a basic nitrogen atom and having a weight-average molecular weight of 2,000 or more. The positive-working photosensitive composition of the present invention can easily and properly inhibit acid diffusion and acid deactivation on the surface thereof with time between the exposure and the heat treatment, keep the dissolution inhibiting effect exerted by the dissolution-inhibitive compound and exhibit a good profile, a high sensitivity and a high resolving power.
    • 公开了一种正性感光性组合物,其包括:(a)不溶于水但可溶于碱性水溶液的树脂; (b)在用活性光或辐射照射时产生酸的化合物; (c)分子量为3000以下且含有可与酸分解的基团的低分子酸分解性溶解抑制性化合物,其通过酸的作用增加其在碱性显影剂中的溶解度; 和(d)含有碱性氮原子,重均分子量为2,000以上的树脂。 公开了另一种正性光敏组合物,其包括:(1)在用活性光或辐射照射时产生酸的化合物; (2)具有通过酸分解的基团的树脂,从而增加其在碱性显影剂中的溶解度; 和(3)含有碱性氮原子,重均分子量为2,000以上的树脂。 本发明的正性感光性组合物可以在曝光和热处理之间的时间内容易且适当地抑制其在表面上的酸扩散和酸失活,保持由溶解抑制性化合物发挥的溶解抑制作用, 轮廓,高灵敏度和高分辨力。
    • 68. 发明授权
    • Light-sensitive o-quinone diazide composition with acidic polyurethane
resin
    • 光敏邻苯醌二叠氮化合物与酸性聚氨酯树脂
    • US4898803A
    • 1990-02-06
    • US119578
    • 1987-11-12
    • Toshiaki AoaiKeitaro AoshimaAkira Nagashima
    • Toshiaki AoaiKeitaro AoshimaAkira Nagashima
    • G03C1/72C08G18/08C08G18/34G03F7/00G03F7/004G03F7/023G03F7/035
    • C08G18/348C08G18/0823G03F7/0045G03F7/0233
    • A light-sensitive composition comprises at least one polyuretane resin having repeating unit represented by formula (I) and/or repeating unit represented by formula (II) and which is insoluble in water and soluble in aqueous alkaline solution; and at least one positive-working light-sensitive compound: ##STR1## wherein R.sub.1 represents a bivalent aliphatic or aromatic hydrocarbon which may have a substituent; R.sub.2 represents hydrogen atom or an alkyl, an aralkyl, an aryl, an alkoxy or an aryloxy group which may be substituted with a substituent; R.sub.3, R.sub.4 and R.sub.5 may be the same or different and independently represent a single bond or a bivalent aliphatic or aromatic hydrocarbon group which may have a substituent and Ar represents a trivalent aromatic hydrocarbon group which may have a substituent. The composition has good coating properties and makes it possible to impart excellent wear resistance and printing durability to the resultant light-sensitive products such as PS plates, print-circuit boards, photomasks and the like.
    • 光敏性组合物包含至少一种具有由式(I)表示的重复单元和/或由式(II)表示的重复单元的聚氧乙烯树脂,其不溶于水并可溶于碱性水溶液; 和至少一种正性光敏化合物:其中R 1表示可以具有取代基的二价脂族或芳族烃;(I) R2表示氢原子或可被取代基取代的烷基,芳烷基,芳基,烷氧基或芳氧基; R 3,R 4和R 5可以相同或不同,并且独立地表示可以具有取代基的单键或二价脂族或芳族烃基,Ar表示可以具有取代基的三价芳族烃基。 该组合物具有良好的涂层性能,并且可以对所得的光敏性产品如PS板,印刷电路板,光掩模等赋予优异的耐磨性和印刷耐久性。