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    • 2. 发明授权
    • Pigment composition and aqueous pigment dispersion product using the same
    • 颜料组合物和使用其的水性颜料分散体产物
    • US06379451B1
    • 2002-04-30
    • US09542906
    • 2000-04-04
    • Kenji KitamuraAtaru Chiba
    • Kenji KitamuraAtaru Chiba
    • C09B6700
    • C09B67/0085C09B67/006
    • There are disclosed a pigment composition comprising a dry-milled pigment, a water-soluble resin, and a nonionic surfactant composed of a compound having an acetylenic linkage; and a method for producing a pigment composition, comprising dry-milling a pigment containing coarse particles in the presence of a water-soluble resin and a nonionic surfactant composed of a compound having an acetylenic linkage. The production method is also possible in the form of comprising (a) dry-milling a pigment containing coarse particles in the presence of a nonionic surfactant composed of a compound having an acetylenic linkage thereby obtaining an intermediate milled product, and (b) further dry-milling a mixture of the intermediate milled product and a water-soluble resin. For producing an aqueous pigment dispersion product, there is also disclosed herein a method comprising the steps of (a) dry-milling a pigment containing coarse particles in the presence of a water-soluble resin thereby obtaining a milled product, and (b) dispersing the milled product in water in the presence of a nonionic surfactant composed of a compound having an acetylenic linkage.
    • 公开了一种颜料组合物,其包含干磨颜料,水溶性树脂和由具有炔键的化合物组成的非离子表面活性剂; 以及颜料组合物的制造方法,其特征在于,在水溶性树脂和具有炔属键的化合物的非离子表面活性剂的存在下,对含有粗粒子的颜料进行干式研磨。 制备方法也可以包括(a)在由具有炔属键的化合物组成的非离子表面活性剂的存在下干法研磨含有粗颗粒的颜料,从而获得中间研磨产物,和(b)进一步干燥 - 磨碎中间研磨产物和水溶性树脂的混合物。 为了制备水性颜料分散体产品,本文还公开了一种方法,其包括以下步骤:(a)在水溶性树脂的存在下干磨含有粗颗粒的颜料,从而获得研磨产物,和(b)分散 在由具有炔属键的化合物组成的非离子表面活性剂存在下的水中的研磨产物。
    • 7. 发明申请
    • Method for forming polarization reversal
    • 形成极化反转的方法
    • US20110197432A1
    • 2011-08-18
    • US13066737
    • 2011-04-22
    • Futoshi YamamotoJunichiro IchikawaSatoshi OikawaSunao KurimuraKenji Kitamura
    • Futoshi YamamotoJunichiro IchikawaSatoshi OikawaSunao KurimuraKenji Kitamura
    • H01F7/06
    • G02F1/3558Y10T29/4902
    • A method for forming a ferroelectric spontaneous polarization reversal in a desired region of a ferroelectric substrate includes the steps of forming, for the desired region of the surface of the ferroelectric substrate, an electrode pattern or a mask pattern composed of aggregates of micropatterns, and then applying a given voltage into the desired region. The configuration of the micropatterns can be a stripe-shaped pattern, an ellipse-shaped pattern, a hexagon-shaped pattern, a network pattern, or a double cross shaped pattern. The method can further include the steps of generating many nucleuses by using the electrode pattern or the mask pattern composed of the aggregates of micropatterns, forming another electrode pattern or another mask pattern corresponding to the desired region, and then applying a given voltage into the desired region to generate a ferroelectric spontaneous polarization reversal around the nucleuses.
    • 在铁电基板的所需区域中形成铁电自发极化反转的方法包括以下步骤:对于铁电体基板的表面的期望区域,形成由微图案的聚集体构成的电极图案或掩模图案,然后 将给定电压施加到所需区域。 微图案的构造可以是条形图案,椭圆形图案,六边形图案,网状图案或双十字形图案。 该方法还可以包括通过使用由微图案的聚集体形成的电极图案或掩模图案,形成另一电极图案或对应于期望区域的另一掩模图案,然后将给定电压施加到期望的 区域以产生围绕核的铁电自发极化反转。
    • 9. 发明申请
    • Wavelength conversion element having multi-gratings and light generating apparatus using said element, and wavelength conversion element having cylindrical ferroelectric single crystals and light generating apparatus using said element
    • 具有多光栅的波长转换元件和使用所述元件的发光装置,以及具有圆柱形铁电单晶体的波长转换元件和使用所述元件的发光装置
    • US20070127107A1
    • 2007-06-07
    • US10575535
    • 2004-11-19
    • Kenji KitamuraSunao KurimuraMasaru NakamuraShunji Takekawa
    • Kenji KitamuraSunao KurimuraMasaru NakamuraShunji Takekawa
    • G02B26/00G02F1/00G02F1/01
    • G02F1/37G02F2001/3507G02F2001/3548G02F2202/20
    • A wavelength conversion element having multi-gratings free from damage propagation and a light generating apparatus using it, and a wavelength conversion element having multi-gratings to make a thermal distribution centrosymmetric, and being free from damage propagation, are provided. The wavelength conversion element is realized by comprising a holder and plural prismatic ferroelectric single crystals disposed in the holder, wherein plural prismatic ferroelectric single crystals have at least five planes; the aspect ratios of planes perpendicular to respective longitudinal directions of the plural prismatic ferroelectric single crystals are virtually unity; and each of the plural prismatic ferroelectric single crystals has a domain inversion structure with a predetermined period in the direction perpendicular to the polarization direction thereof, and is arranged in a way that said direction perpendicular to the polarization direction is the same as those of the other crystals. In addition, the element is realized by selecting ferroelectric material from a group comprising lithium niobate, lithium tantalate, impurity-doped lithium niobate, and impurity-doped lithium tantalate, each with virtually stoichiometric composition, and processing it into the cylindrical ferroelectric single crystal with a virtually completely round cross-section.
    • 提供了具有不受损伤传播的多光栅的波长转换元件和使用它的发光装置,以及具有多光栅以实现热分布中心对称,并且没有损伤传播的波长转换元件。 波长转换元件通过包括保持器和设置在保持器中的多个棱柱铁电单晶实现,其中多个棱柱铁电单晶具有至少五个平面; 垂直于多个棱柱铁电单晶的纵向方向的平面的纵横比实际上是一致的; 并且多个棱柱铁电单晶中的每一个具有在垂直于其偏振方向的方向上具有预定周期的畴反转结构,并且以与偏振方向垂直的方向与其他方向相同的方式 晶体。 此外,该元件通过从包含铌酸锂,钽酸锂,杂质掺杂的铌酸锂和杂质掺杂的钽酸锂的组中选择铁电材料来实现,每个具有实质上的化学计量组成,并且将其加工成圆柱形铁电单晶, 一个几乎完全圆形的横截面。