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51. 发明授权

US07608371B2 Method of modifying liquid crystal polymers 有权
标题翻译：液晶聚合物改性方法
公开(公告)号：US07608371B2
公开(公告)日：2009-10-27
申请号：US12223695
申请日：2007-01-31
申请人： Ryuzo Ueno , Kunikazu Asaka , Kazuyuki Hirao , Shingo Kanehira , Masaya Kitayama
发明人： Ryuzo Ueno , Kunikazu Asaka , Kazuyuki Hirao , Shingo Kanehira , Masaya Kitayama
IPC分类号： C08J3/28 , C08J7/18 , C09K19/00 , G02F1/03
CPC分类号： C08J3/28 , B29C71/04 , B29C2035/0838 , B29K2105/24 , C08G63/065 , C08G63/88 , C08J7/123
摘要： A method of modifying liquid crystal polymers, which involves a step of irradiating a liquid crystal polymer with the laser beam having a pulse width of 10−12 seconds or less. Using the invention method, the physical strength of the liquid crystal polymers can be improved as compared with the conventional liquid crystal polymers.
摘要翻译：一种改变液晶聚合物的方法，其包括用脉冲宽度为10-12秒或更短的激光束照射液晶聚合物的步骤。使用本发明的方法，与以往的液晶聚合物相比，能够提高液晶聚合物的物理强度。

52. 发明授权

US07304182B2 Crystalline parahydroxybenzoic acid anhydride and process for preparing the same 有权
标题翻译：结晶对羟基苯甲酸酐及其制备方法
公开(公告)号：US07304182B2
公开(公告)日：2007-12-04
申请号：US10553451
申请日：2004-04-12
申请人： Ryuzo Ueno , Masaya Kitayama , Nobutaka Izumichi , Masaharu Kittaka
发明人： Ryuzo Ueno , Masaya Kitayama , Nobutaka Izumichi , Masaharu Kittaka
IPC分类号： C07C51/56
CPC分类号： C07C51/43 , C07B2200/13 , C07C65/03
摘要： The present invention provides a process for preparing crystalline parahydroxybenzoic acid anhydride, comprising the step of precipitating and isolating parahydroxybenzoic acid in an aqueous solvent at a temperature equal to or above the transition temperature of parahydroxybenzoic acid.
摘要翻译：本发明提供一种制备结晶对羟基苯甲酸酐的方法，包括在等于或高于对羟基苯甲酸的转变温度的温度下在水性溶剂中沉淀和分离对羟基苯甲酸的步骤。

53. 发明申请

US20070043235A1 Process for preparing 3-nitro-4-alkoxybenzoic acid 审中-公开
标题翻译：制备3-硝基-4-烷氧基苯甲酸的方法
公开(公告)号：US20070043235A1
公开(公告)日：2007-02-22
申请号：US10555347
申请日：2004-04-27
申请人： Ryuzo Ueno , Masaya Kitayama , Hiroyuki Wakamori
发明人： Ryuzo Ueno , Masaya Kitayama , Hiroyuki Wakamori
IPC分类号： C07C205/02
CPC分类号： C07C201/08 , C07C205/59
摘要： The present invention provides a process for preparing 3-nitro-4-alkoxybenzoic acid, which comprises the step of subjecting a mixture comprising 4-alkoxybenzoic acid and 40-80% nitric acid, wherein the amount of the 40-80% nitric acid is equal to or more than 8 times that of 4-alkoxybenzoic acid by weight, to a reaction at a temperature of 30-100° C.
摘要翻译：本发明提供一种制备3-硝基-4-烷氧基苯甲酸的方法，该方法包括以下步骤：将含有4-烷氧基苯甲酸和40-80％硝酸的混合物，其中40-80％硝酸的量为等于或大于4-烷氧基苯甲酸的8倍于在30-100℃的温度下的反应

54. 发明申请

US20060205952A1 Aminocarbonyl naphthol derivative, cyanonaphthol derivative, and method for producing them 审中-公开
标题翻译：氨基羰基萘酚衍生物，氰基萘酚衍生物及其制备方法
公开(公告)号：US20060205952A1
公开(公告)日：2006-09-14
申请号：US10566182
申请日：2004-07-27
申请人： Ryuzo Ueno , Masaya Kitayama , Hiroyuki Wakamori , Miwa Nishiaki , Katsunori Tanikawa
发明人： Ryuzo Ueno , Masaya Kitayama , Hiroyuki Wakamori , Miwa Nishiaki , Katsunori Tanikawa
IPC分类号： A61K31/428 , A61K31/423 , A61K31/4184 , C07D277/62 , C07D263/52 , C07D235/30
CPC分类号： C07C255/55 , C07C235/66 , C07C255/54 , C07C255/57 , C07C275/54 , C07D277/66
摘要： The present invention provides an aminocarbonylnaphthol derivative represented by formula (1) and process for preparing the same: wherein each Y1 and Y2 is selected from the group consisting of aminocarbonyl group, carboxyl group and groups represented by formulae (2), (3) and (4), provided that at least one of Y1 and Y2 is aminocarbonyl group. The present invention also provides a novel cyanonaphthol derivative represented by formula (7) and a salt thereof as well as process for preparing them: wherein each Y7 and Y8 is independently selected from the group consisting of cyano group, groups represented by formulae (2), (3) and (4), carboxyl group and aminocarbonyl group, provided that at least one of Y7 and Y8 is cyano group.
摘要翻译：本发明提供由式（1）表示的氨基羰基萘酚衍生物及其制备方法：其中每个Y 1和Y 2选自氨基羰基，羧基和式（2），（3）和（4）表示的基团，条件是Y 1和Y 2中的至少一个是氨基羰基。本发明还提供由式（7）表示的新型氰基萘酚衍生物及其盐及其制备方法：其中每个Y 7和Y 8独立地为选自氰基，由式（2），（3）和（4）表示的基团，羧基和氨基羰基，条件是Y 7和Y 8是氰基。

55. 发明申请

US20050119487A1 Naphthol derivative and charge control agent comprising the same 失效
标题翻译：萘酚衍生物和包含其的电荷控制剂
公开(公告)号：US20050119487A1
公开(公告)日：2005-06-02
申请号：US10498224
申请日：2002-12-10
申请人： Ryuzo Ueno , Masaya Kitayama , Kenji Minami , Hiroyuki Wakamori , Nobuhiro Yonetani
发明人： Ryuzo Ueno , Masaya Kitayama , Kenji Minami , Hiroyuki Wakamori , Nobuhiro Yonetani
IPC分类号： C07C235/66 , C07D215/40 , G03G9/09 , G03G9/097 , G03G9/08 , C07C233/87 , C07D207/30 , C07D213/56
CPC分类号： C07C39/14 , C07C235/66 , C07D215/40 , G03G9/09733 , G03G9/09783
摘要： The present invention provides a novel naphthol derivative represented by the following general formula (I). The novel naphthol derivative of the present invention is useful as a positively electrifiable charge control agent. The present invention further provides an electrophotographic toner comprising a charge control agent comprising the novel naphthol derivative represented by formula (I).
摘要翻译：本发明提供由以下通式（I）表示的新型萘酚衍生物。本发明的新型萘酚衍生物作为带正电的电荷控制剂是有用的。本发明还提供一种电子照相调色剂，其包含电荷控制剂，其包含由式（I）表示的新型萘酚衍生物。

56. 发明申请

US20050043564A1 Process for dehydrating hydrous sodium beta-naphtholate 审中-公开
标题翻译：脱水含水β-萘酚钠的方法
公开(公告)号：US20050043564A1
公开(公告)日：2005-02-24
申请号：US10915354
申请日：2004-08-11
申请人： Ryuzo Ueno , Masaya Kitayama , Nobutaka Izumichi , Akira Obata
发明人： Ryuzo Ueno , Masaya Kitayama , Nobutaka Izumichi , Akira Obata
IPC分类号： C07C37/70 , C07C39/235 , C07C51/15 , C07C65/11 , C07C37/68
CPC分类号： C07C51/15 , C07C65/11
摘要： The present invention provides a process for dehydrating hydrous sodium β-naphtholate comprising: the step of heating the hydrous sodium β-naphtholate or a mixture of the hydrous sodium β-naphtholate and β-naphthol which comprises no more than 0.2 mole of β-naphthol per one mole of sodium β-naphtholate in a solvent at a temperature of 260-300° C. under an inert gas. The process makes it possible to dehydrate hydrous sodium β-naphtholate thoroughly in a short time with less production of tarry components.
摘要翻译：本发明提供了一种脱水含水β-萘酚钠的方法，包括：加氢含水β-萘酚钠或β-萘酚钠水合β-萘酚的混合物的步骤，其包含不超过0.2摩尔β-萘酚每摩尔β-萘酚钠在溶剂中，在惰性气体下，温度为260-300℃。该方法使得可以在短时间内彻底地脱水β-萘酚钠水合物，同时产生较少的焦油组分。

57. 发明授权

US06673962B2 Granule of parahydroxybenzoic acid or parahydroxybenzoic ester and process for producing the same 有权
标题翻译：对羟基苯甲酸或对羟基苯甲酸酯的颗粒及其制备方法
公开(公告)号：US06673962B2
公开(公告)日：2004-01-06
申请号：US10311633
申请日：2002-12-18
申请人： Ryuzo Ueno , Masaya Kitayama , Nobutaka Izumichi , Masaharu Kittaka
发明人： Ryuzo Ueno , Masaya Kitayama , Nobutaka Izumichi , Masaharu Kittaka
IPC分类号： C07C6501
CPC分类号： C07C65/03 , C07C69/88
摘要： Granular product of parahydroxybenzoic acid or its ester which exhibits well suppressed dusting and caking tendency and a process for preparing the product are provided. The granular product of parahydroxybenzoic acid or its ester according to the instant invention has an average particle size of equal to or more than 150 &mgr;m and a hardness of 10-3000 g. The granular product of the invention can be prepared by dry compressing powdery parahydroxybenzoic acid or its ester to give compressed material, pulverizing and classifying the material.
摘要翻译：提供了显示良好抑制粉尘和结块倾向的对羟基苯甲酸或其酯的颗粒产物和制备该产品的方法。本发明的对羟基苯甲酸或其酯的粒状产物的平均粒径为150μm以上，硬度为10〜3000g。本发明的颗粒状产品可以通过干燥压制粉末状的对羟基苯甲酸或其酯来制备，得到压缩材料，粉碎和分级材料。

58. 发明授权

US06562998B1 Granules of 2-hydroxynaphthalene-3-carboxylic acid and method for preparing the same 有权
标题翻译： 2-羟基萘-3-羧酸颗粒及其制备方法
公开(公告)号：US06562998B1
公开(公告)日：2003-05-13
申请号：US09869143
申请日：2001-06-26
申请人： Ryuzo Ueno , Masaya Kitayama , Nobutaka Izumichi , Syungo Nara , Masaharu Kittaka
发明人： Ryuzo Ueno , Masaya Kitayama , Nobutaka Izumichi , Syungo Nara , Masaharu Kittaka
IPC分类号： C07C6334
CPC分类号： C07C65/11
摘要： Granular product of 2-hydroxynaphthalene-3-carboxylic acid with well-suppressed dusting tendency, and process for preparing the same is provided. Granular product of 2-hydroxynaphthalene-3-carboxylic acid having an average particle size of 150 &mgr;m or more and a hardness of 70-3000 g, and a process for preparing the same comprising the steps of dry compressing powdery 2-hydroxynaphthalene-3-carboxylic acid to give compressed material and pulverizing and classifying the same.
摘要翻译：提供具有良好抑制粉尘倾向的2-羟基萘-3-羧酸的颗粒产物及其制备方法。平均粒度为150μm以上的2-羟基萘-3-羧酸的粒状产物和硬度为70-3000g，其制备方法包括以下步骤：将粉末状2-羟基萘-3-羧酸干燥，得到压缩材料并粉碎和分级。

59. 发明授权

US06420422B1 Ocular hypotensive agents 失效
标题翻译：眼低血压药
公开(公告)号：US06420422B1
公开(公告)日：2002-07-16
申请号：US08476583
申请日：1995-06-07
申请人： Ryuzo Ueno , Ryuji Ueno , Tomio Oda
发明人： Ryuzo Ueno , Ryuji Ueno , Tomio Oda
IPC分类号： A61K31455
CPC分类号： A61K31/557 , C07C405/00
摘要： The present invention relates to an ocular hypotensive composition and a composition for treatment of glaucoma which comprising an amount of 20-substituted-PGs or 20-substituted 15-keto-PGs effective as an ocular hypotensive agent; these compounds exhibit no or little side effect such as transient ocular hypertensive response, hyperemia of conjunctiva or of iris, dacryops, lema, closed eye and the like. The present invention relates to ocular hypotensive agents which contains 13,14-dihydro-15-keto-prostagrandins, which shows no transient ocular hypertensive response that PGs usually show.
摘要翻译：本发明涉及一种眼部降血压药物组合物和治疗青光眼的组合物，其含有作为眼部降压药有效的20-取代的PG或20-取代的15-酮基-PG的量; 这些化合物没有或没有副作用，例如暂时性高眼压反应，结膜充血或虹膜，泪囊虫，莱马，闭眼等。本发明涉及含有13,14-二氢-15- 酮前列腺素，其不显示PG通常显示的暂时性高眼压反应。

60. 发明授权

US06284924B1 Compounds 失效
标题翻译：化合物
公开(公告)号：US06284924B1
公开(公告)日：2001-09-04
申请号：US09743025
申请日：2001-01-04
申请人： Ryuzo Ueno , Masaya Kitayama , Kenji Minami , Hiroyuki Wakamori , Naoko Mori
发明人： Ryuzo Ueno , Masaya Kitayama , Kenji Minami , Hiroyuki Wakamori , Naoko Mori
IPC分类号： C07C23300
CPC分类号： C07D213/79 , C07C65/24 , C07C69/94 , C07C235/66 , C07C237/44 , C07C311/46 , C07D277/82 , C08G63/668 , C08G69/02 , C08G69/26 , C08G69/40 , C08G69/42 , C08G69/44
摘要： A novel compound represented by the general formula (1) or salts thereof. The compound is useful as a structural component of polymers such as polyesters and polyamides. The compound wherein Y1, Y2, Y3, and/or Y4 are carboxy groups is especially useful as a structural component of a liquid crystal polymer with improved weld strength and anisotropy.
摘要翻译：由通式（1）表示的新化合物或其盐。该化合物可用作聚合物如聚酯和聚酰胺的结构组分。其中Y1，Y2，Y3和/或Y4是羧基的化合物特别可用作具有改善的焊接强度和各向异性的液晶聚合物的结构组分。

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