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    • 3. 发明授权
    • Organic-inorganic composite particles and production process therefor
    • 有机 - 无机复合颗粒及其制备方法
    • US5670257A
    • 1997-09-23
    • US568466
    • 1995-12-07
    • Yasuhiro SakaiTadahiro YonedaShigefumi Kuramoto
    • Yasuhiro SakaiTadahiro YonedaShigefumi Kuramoto
    • C08F30/08G02F1/1339B32B5/15
    • G02F1/1339C08F30/08Y10T428/2982Y10T428/2993
    • Organic-inorganic composite particles which include a (meth)acrylic resin framework and a polysiloxane framework having in its molecule an organosilicon containing a silicon atom directly and chemically combined with at least one carbon atom of the (meth)acrylic resin framework, and also contain 25 wt % or more of SiO.sub.2 which constitutes the polysiloxane framework and have a mean particle diameter of .gtoreq.0.5 .mu.m. The particles have the mechanical resilience necessary to maintain a constant gap distance between a pair of members to be arranged with the correct gap distance between them, and the hardness and fracture strength necessary to maintain the gap constant with smaller numbers; and also do not readily cause physical damage to the members. The composite particles can be employed as spacers 8 for a liquid crystal display as they stand or with an adhesive layer formed on the surface. The composite particles can also have a conductive layer formed on the surface, and be employed as conductive particles.
    • 包括(甲基)丙烯酸树脂骨架和聚硅氧烷骨架的有机 - 无机复合颗粒,其分子中含有硅原子的有机硅与(甲基)丙烯酸树脂骨架的至少一个碳原子直接化学结合,并且还含有 25重量%以上的构成聚硅氧烷骨架的SiO 2,其平均粒径为≥0.5μm。 颗粒具有必要的机械弹性,以保持一对构件之间的间隙距离与它们之间的正确的间隙距离保持恒定的间隙距离,以及保持间隙恒定的较小数量所需的硬度和断裂强度; 也不会对成员造成身体伤害。 复合颗粒可以用作液晶显示器的间隔件8,或者在表面上形成粘合剂层。 复合颗粒也可以具有在表面上形成的导电层,并且用作导电颗粒。
    • 4. 发明授权
    • Developer for electrostatic image
    • 静电图像显影剂
    • US06331373B1
    • 2001-12-18
    • US08592112
    • 1996-01-26
    • Shigefumi KuramotoYasuhiro SakaiHayato IkedaNobuyuki Ando
    • Shigefumi KuramotoYasuhiro SakaiHayato IkedaNobuyuki Ando
    • G03G9097
    • G03G9/08773G03G9/0819G03G9/09716G03G9/09725
    • An electrostatic image developer which has an improved charge retaining ratio is disclosed. The developer comprises toner particles comprising (a) a binding resin and (b) a coloring agent and having a mean particle diameter of not more than 25 &mgr;m, and (c) organic-inorganic composite particles attached or fixed to the surface or the proximity of surface of said toner particles. The composite particle contains an organic polymer framework and a polysiloxane framework, the polysiloxane framework having in the molecule thereof an organosilicon which has a silicon atom to which at least one carbon atom in said organic polymer framework combined directly, the organic-inorganic composite particles having SiO2 as a component of said polysiloxane framework at a content in the range of 10 to 90% by weight. The composite particles have a mean particle diameter in the range of 0.01 to 5 &mgr;m. The mixing ratio of (b) the coloring agent to (a) the binding resin in the toner particles in 20 to 2 parts by weight of (b) to 80 to 98 parts by weight of (a), as the total amount of (a) and (b) is 100 parts. The mixing ratio of the organic-inorganic composite particles to the toner particles is 0.01 to 20 parts by weight of the composite particles to 100 parts by weight of the toner particles.
    • 公开了具有改善的电荷保持率的静电图像显影剂。 显影剂包括调色剂颗粒,其包含(a)粘合树脂和(b)着色剂,其平均粒径不超过25μm,和(c)附着或固定在表面或接近的有机 - 无机复合颗粒 的所述调色剂颗粒的表面。 所述复合颗粒含有有机聚合物骨架和聚硅氧烷骨架,所述聚硅氧烷框架在其分子中具有有机硅,所述有机硅具有硅原子,所述有机聚合物骨架中的至少一个碳原子直接结合在其上,所述有机 - 无机复合颗粒具有 SiO 2作为所述聚硅氧烷骨架的组分,含量为10至90重量%。 复合颗粒的平均粒径在0.01〜5μm的范围内。 (b)着色剂与(a)调色剂颗粒中的粘合树脂的混合比例为(b)为20〜2重量份(b)为80〜98重量份(a) a)和(b)是100份。 有机无机复合颗粒与调色剂颗粒的混合比为0.01至20重量份的复合颗粒与100重量份的调色剂颗粒。
    • 5. 发明授权
    • Organic-inorganic composite particles and production process therefor
    • 有机 - 无机复合颗粒及其制备方法
    • US5503932A
    • 1996-04-02
    • US340860
    • 1994-11-15
    • Yasuhiro SakaiTadahiro YonedaShigefumi Kuramoto
    • Yasuhiro SakaiTadahiro YonedaShigefumi Kuramoto
    • G02F1/1339C08G77/02C08G77/42
    • G02F1/1339G02F1/13392Y10T428/1068Y10T428/2982Y10T428/2993
    • Organic-inorganic composite particles which include a (meth)acrylic resin framework and a polysiloxane framework having in its molecule an organosilicon containing a silicon atom directly and chemically combined with at least one carbon atom of the (meth)acrylic resin framework, and also contain 25 wt % or more of SiO.sub.2 which constitutes the polysiloxane framework and have a mean particle diameter of .gtoreq.0.5 .mu.m. The particles have the mechanical resilience necessary to maintain a constant gap distance between a pair of members to be arranged with the correct gap distance between them, and the hardness and fracture strength necessary to maintain the gap constant with smaller numbers; and also do not readily cause physical damage to the members. The composite particles can be employed as spacers 8 for a liquid crystal display as they stand or, with an adhesive layer formed on the surface. The composite particles can also have a conductive layer formed on the surface, and be employed as conductive particles.
    • 包括(甲基)丙烯酸树脂骨架和聚硅氧烷骨架的有机 - 无机复合颗粒,其分子中含有硅原子的有机硅与(甲基)丙烯酸树脂骨架的至少一个碳原子直接化学结合,并且还含有 25重量%以上的构成聚硅氧烷骨架的SiO 2,其平均粒径为≥0.5μm。 颗粒具有必要的机械弹性,以保持一对构件之间的间隙距离与它们之间的正确的间隙距离保持恒定的间隙距离,以及保持间隙恒定的较小数量所需的硬度和断裂强度; 也不会对成员造成身体伤害。 复合颗粒可以用作液晶显示器的间隔物8,或者在表面上形成粘合剂层。 复合颗粒也可以具有在表面上形成的导电层,并且用作导电颗粒。
    • 6. 发明授权
    • Organic-inorganic composite particles and production process therefor
    • 有机 - 无机复合颗粒及其制备方法
    • US5580619A
    • 1996-12-03
    • US568839
    • 1995-12-07
    • Yasuhiro SakaiTudahiro YonedaShigefumi Kuramoto
    • Yasuhiro SakaiTudahiro YonedaShigefumi Kuramoto
    • G02F1/1339
    • G02F1/1339G02F1/13392Y10T428/1068Y10T428/2982Y10T428/2993
    • Organic-inorganic composite particles which include a (meth)acrylic resin framework and a polysiloxane framework having in its molecule an organosilicon containing a silicon atom directly and chemically combined with at least one carbon atom of the (meth)acrylic resin framework, and also contain 25 wt % or more of SiO.sub.2 which constitutes the polysiloxane framework and have a mean particle diameter of .gtoreq.0.5 .mu.m. The particles have the mechanical resilience necessary to maintain a constant gap distance between a pair of members to be arranged with the correct gap distance between them, and the hardness and fracture strength necessary to maintain the gap constant with smaller numbers; and also do not readily cause physical damage to the members. The composite particles can be employed as spacers 8 for a liquid crystal display as they stand or with an adhesive layer formed on the surface. The composite particles can also have a conductive layer formed on the surface, and be employed as conductive particles.
    • 包括(甲基)丙烯酸树脂骨架和聚硅氧烷骨架的有机 - 无机复合颗粒,其分子中含有硅原子的有机硅与(甲基)丙烯酸树脂骨架的至少一个碳原子直接化学结合,并且还含有 25重量%以上的构成聚硅氧烷骨架的SiO 2,其平均粒径为≥0.5μm。 颗粒具有必要的机械弹性,以保持一对构件之间的间隙距离与它们之间的正确的间隙距离保持恒定的间隙距离,以及保持间隙恒定的较小数量所需的硬度和断裂强度; 也不会对成员造成身体伤害。 复合颗粒可以用作液晶显示器的间隔件8,或者在表面上形成粘合剂层。 复合颗粒也可以具有在表面上形成的导电层,并且用作导电颗粒。
    • 8. 发明授权
    • Silica aerogel coating and its production method
    • 二氧化硅气凝胶涂料及其制备方法
    • US08298622B2
    • 2012-10-30
    • US11407907
    • 2006-04-21
    • Hiroyuki NakayamaKazuhiro YamadaYasuhiro SakaiMaki Yamada
    • Hiroyuki NakayamaKazuhiro YamadaYasuhiro SakaiMaki Yamada
    • C08F2/48
    • B01J19/123C01B33/1585
    • Methods for producing a silica aerogel coating by: producing a wet gel formed by the hydrolysis and polymerization of an alkoxysilane having an ultraviolet-polymerizable unsaturated group; organically modifying the wet gel with an organic-modifying agent to obtain an organically modified silica having a modification ratio of 10-30% based on a total amount of Si—OH in the wet gel; coating a dispersion of the organically modified silica on a substrate to form a layer; and subjecting the layer of the organically modified silica to ultraviolet irradiation and baking, wherein the silica aerogel coating includes the organically modified silica and wherein the silica aerogel coating has a refractive index in the range of 1.05-1.2.
    • 二氧化硅气凝胶涂层的制造方法:制造通过具有紫外线聚合性不饱和基团的烷氧基硅烷的水解和聚合而形成的湿凝胶; 用有机改性剂有机改性湿凝胶,得到基于湿凝胶中Si-OH总量的改性比为10-30%的有机改性二氧化硅; 将有机改性二氧化硅的分散体涂布在基材上以形成层; 并对有机改性二氧化硅层进行紫外线照射和烘烤,其中二氧化硅气凝胶涂层包括有机改性二氧化硅,其中二氧化硅气凝胶涂层的折射率在1.05-1.2范围内。