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    • 4. 发明授权
    • Positive charging color toner
    • 正彩色调色剂
    • US06174639B1
    • 2001-01-16
    • US09540542
    • 2000-03-31
    • Yoshitake ShimizuTakahiro IshiharaHiroshi ShimoyamaToyotsune InoueTakashi NishinoKazuya NagaoKenshi MatsuiTakayuki ItakuraNorio Horikami
    • Yoshitake ShimizuTakahiro IshiharaHiroshi ShimoyamaToyotsune InoueTakashi NishinoKazuya NagaoKenshi MatsuiTakayuki ItakuraNorio Horikami
    • G03G9097
    • G03G9/08755G03G9/08764G03G9/08795G03G9/0975Y10S430/104
    • Disclosed are a positive charging color toner comprising a coloring agent and a positive charging electric charge controlling material in a fixing resin, wherein the fixing rein is an urethane-modified polyester resin having an acid value of not more than 5 KOHmg/g, a hydroxyl value of not more than 9 KOHmg/g, a weight-average molecular weight of 8,000 to 120,000 and a number-average molecular weight of 2,000 to 70,000, and the positive charging electric charge controlling material is (a) a quaternary ammonium salt having a melting point of not less than 200° C., or (b) a styrene-acrylate copolymer having a trisubstituted amminio group and a glass transition temperature Tg of not less than 55° C.; and a positive charging one-component non-magnetic color toner comprising a polyester resin having an acid value of not more than 5 KOHmg/g, a hydroxyl value of not more than 9 KOHmg/g, a weight-average molecular weight of 7000 to 20,000 and a number-average molecular weight of 1,000 to 6,000, a polyolefine (releasing agent) having an acid value of not more than 10 KOHmg/g and a weight-average molecular weight of 8,000 to 15,000, a proportion of a polyolefine having a particle diameter of not less than 1.5 &mgr;m among polyolefines dispersed in the toner being within 1% in terms of the number, a coloring agent and a positive charging electric charge controlling resin.
    • 公开了一种在定影树脂中包含着色剂和正电荷电荷控制材料的正电荷彩色调色剂,其中定影重量为酸值不大于5KOHmg / g的氨基甲酸酯改性聚酯树脂,羟基 值不超过9KOHmg / g,重均分子量为8,000至120,000,数均分子量为2,000至70,000,并且正电荷电荷控制材料为(a)季铵盐,其具有 熔点不低于200℃,或(b)具有三取代氨基的苯乙烯 - 丙烯酸酯共聚物,玻璃化转变温度Tg不低于55℃; 以及含有酸值为5KOHmg / g以下的聚酯树脂,羟值为9KOHmg / g以下的正电荷单组分非磁性彩色调色剂,重均分子量为7000〜 20,000,数均分子量为1,000〜6,000,酸值不大于10KOHmg / g,重均分子量为8,000〜15,000的聚烯烃(脱模剂),具有 分散在调色剂中的聚烯烃中的粒径不小于1.5μm的粒径在数量之外在1%以内,着色剂和正电荷电荷控制树脂。
    • 7. 发明授权
    • Photosensitive resin composition for color filter production
    • 用于滤色片生产的感光树脂组合物
    • US5882843A
    • 1999-03-16
    • US557841
    • 1995-11-14
    • Takanori KudoYuko NozakiKazuya NagaoYuki Nanjo
    • Takanori KudoYuko NozakiKazuya NagaoYuki Nanjo
    • G03F7/00G03F7/033G03F7/038G03F7/032
    • G03F7/0388G03F7/0007G03F7/033
    • A photosensitive resin composition is disclosed.The photosensitive resin composition is characterized by containing (a) a reaction product of a polymer having a specific segment with (3,4-epoxycylohexyl)-methyl methacrylate, (b) a polymerization initiator allowing the initiation of the polymerization of said reaction product when irradiated with an actinic radiation, and (c) a solvent. Preferably, the composition further contains (d) a thermal crosslinker, a compound having a polymerizable unsaturated bond and/or a pigment in addition to the above ingredients.According to the present invention, there is provided the photosensitive resin composition which has such excellent characteristics that it has high sensitivity, it does not require a heat treatment between exposure-development steps, it causes little change of sensitivity and pattern shape with time from the exposure to the development, it has high heat resistance, it permits the use of an aqueous system in the development step and it has good storage stability.
    • 公开了一种感光性树脂组合物。 感光性树脂组合物的特征在于含有(a)具有特定链段的聚合物与(3,4-环氧环己基) - 甲基丙烯酸甲酯的反应产物,(b)允许引发所述反应产物的聚合的聚合引发剂的反应产物, 用光化辐射照射,和(c)溶剂。 优选地,除了上述成分之外,组合物还含有(d)热交联剂,具有可聚合不饱和键的化合物和/或颜料。 根据本发明,提供了具有这样优异特性的感光性树脂组合物,其具有高灵敏度,不需要在曝光显影步骤之间进行热处理,因此随着时间的推移,敏感性和图案形状几乎不变化 暴露于开发中,其耐热性高,允许在显影步骤中使用水性体系,并且具有良好的储存稳定性。
    • 9. 发明授权
    • Ferroelectric liquid crystal display device and method for producing the
same
    • 铁电液晶显示装置及其制造方法
    • US5781266A
    • 1998-07-14
    • US312410
    • 1994-09-26
    • Kenji NakaoHiroyuki OhnishiNaohide WakitaKazuya NagaoNaomi Takada
    • Kenji NakaoHiroyuki OhnishiNaohide WakitaKazuya NagaoNaomi Takada
    • G02F1/141
    • G02F1/1416
    • A ferroelectric liquid crystal display device of the present invention includes: a pair of substrates; a ferroelectric liquid crystal layer provided between the pair of substrates; and an electrode for applying a voltage to the ferroelectric liquid crystal layer, wherein the ferroelectric liquid crystal layer has bent smectic layers, and an effective bend angle .theta.L of the bent smectic layers satisfies the relationship: .theta.Leff>.theta.L>0.degree. in a temperature range in which the ferroelectric liquid crystal display device is stored, where an effective bend angle of the smectic layers in a first state is .theta.Leff, the first state being obtained by cooling the ferroelectric liquid crystal layer from a temperature higher than a phase transition temperature of a chiral smectic C phase--a smectic A phase to a temperature not higher than a phase transition temperature of the chiral smectic C phase--the smectic A phase.
    • 本发明的铁电液晶显示装置包括:一对基板; 设置在所述一对基板之间的铁电液晶层; 以及用于向铁电液晶层施加电压的电极,其中所述铁电液晶层具有弯曲的近晶层,并且所述弯曲近晶层的有效弯曲角θL满足以下关系:θLeff>θL> 0° 存储铁电液晶显示装置的温度范围,其中在第一状态下的近晶层的有效弯曲角为θLeff,第一状态是通过从高于相位的温度冷却铁电液晶层而获得的 手性近晶C相 - 近晶A相的转变温度不高于手性近晶C相的相转变温度 - 近晶A相。