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1. 发明授权

US06296979B1 Sound deadening member for electrophotographic photoreceptor and electrophotographic photoreceptor using the same 有权
标题翻译：用于电子照相感光体和使用其的电子照相感光体的防声部件
公开(公告)号：US06296979B1
公开(公告)日：2001-10-02
申请号：US09603971
申请日：2000-06-26
申请人： Shoichi Morita , Masaru Miura , Hiroshi Kitani , Yutaka Igarashi
发明人： Shoichi Morita , Masaru Miura , Hiroshi Kitani , Yutaka Igarashi
IPC分类号： G03G510
CPC分类号： G03G5/10
摘要： A sound deadening member for electrophotographic photoreceptor composed of a molded thermoplastic resin composition obtained by compounding at least 10 parts by weight of a copolymer (A) having a glass transition point of at least 40° C. and being made of from 10 to 90% by weight (meth)acrylic acid ester monomer(s) and not more than 90 parts by weight of a styrene-base resin (B) such that the sum total becomes 100 parts by weight and an electrophotographic photoreceptor having the sound deadening member for electrophotographic photoreceptor in the inside of the conductive substrate.
摘要翻译：一种用于电子照相感光体的防声部件，其由通过将至少10重量份的具有至少40℃的玻璃化转变点的共聚物（A）组成并由10至90重量％的（甲基）丙烯酸酯单体和不大于90重量份的苯乙烯基树脂（B），使总和为100重量份，并且具有电子照相感光体的电子照相感光体具有用于电子照相感光体在导电性基板的内部。

2. 发明授权

US5665511A Surface-treated inorganic fine particle and electrophotographic developer using the same 失效
标题翻译：表面处理无机细颗粒和使用其的电子照相显影剂
公开(公告)号：US5665511A
公开(公告)日：1997-09-09
申请号：US471729
申请日：1995-06-06
申请人： Takashi Imai , Satoshi Inoue , Masanori Ichimura , Yutaka Sugizaki , Susumu Saito , Masaru Miura , Michio Take , Yasuo Yamamoto , Koji Fukushima , Manabu Serizawa
发明人： Takashi Imai , Satoshi Inoue , Masanori Ichimura , Yutaka Sugizaki , Susumu Saito , Masaru Miura , Michio Take , Yasuo Yamamoto , Koji Fukushima , Manabu Serizawa
IPC分类号： C09K3/00 , C09K3/16 , C09K3/18 , G03G9/08 , G03G9/097
CPC分类号： G03G9/09708 , G03G9/09716 , Y10S430/104
摘要： A surface-treated inorganic fine particle includes an inorganic fine particle, a hydrophobizing agent deposited on the surface of the inorganic fine particle and an amino group-containing coupling agent deposited on the surface of the inorganic fine particle, wherein the hydrophobizing agent and the amino group-containing coupling agent in a ratio of 1/(0.01 to 0.1) by weight are deposited on the surface of the inorganic fine particle by treating the surface of the inorganic fine particle with the hydrophobizing agent and the amino group-containing coupling agent. An electrophotographic developer contains toner particles and the surface-treated inorganic fine particles.
摘要翻译：表面处理无机细颗粒包括无机细颗粒，沉积在无机细颗粒表面上的疏水化剂和沉积在无机细颗粒表面上的含氨基偶联剂，其中疏水化剂和氨基通过用疏水化剂和含氨基的偶联剂处理无机细颗粒的表面，将1 /（0.01至0.1）重量比的含基团的偶联剂沉积在无机细颗粒的表面上。电子照相显影剂含有调色剂颗粒和表面处理的无机细颗粒。

3. 发明授权

US5296324A Toner for developing electrostatic charge image and process for preparing the same 失效
标题翻译：用于显影静电荷图像的调色剂及其制备方法
公开(公告)号：US5296324A
公开(公告)日：1994-03-22
申请号：US877733
申请日：1992-05-04
申请人： Hideyuki Akagi , Susumu Saito , Masaru Miura , Takashi Imai , Masayuki Takei , Masanori Ichimura , Michio Take , Satoshi Inoue , Yasuo Yamamoto , Toshiaki Murofushi , Hiroshi Nakazawa , Koji Fukushima
发明人： Hideyuki Akagi , Susumu Saito , Masaru Miura , Takashi Imai , Masayuki Takei , Masanori Ichimura , Michio Take , Satoshi Inoue , Yasuo Yamamoto , Toshiaki Murofushi , Hiroshi Nakazawa , Koji Fukushima
IPC分类号： G03G9/08
CPC分类号： G03G9/0808 , G03G9/0827
摘要： A toner for developing an electrostatic charge image is disclosed, which is formed by adding and mixing an external additive with toner particles having an average particle size of not larger than 9 .mu.m and comprising at least a colorant and a binder resin, wherein the external additive is fine particles having a particle size of 20 to 80 nm. There is also disclosed a process for preparing the toner which comprises adding external additives to the toner particles and mixing them, wherein the addition and mixing of said external additive are carried out under specific conditions.
摘要翻译：公开了一种用于显影静电荷图像的调色剂，其通过将外部添加剂与平均粒度不大于9（my）m并且至少包含着色剂和粘合剂树脂的调色剂颗粒相加和混合而形成，其中外部添加剂是粒径为20〜80nm的细颗粒。还公开了一种调色剂的制备方法，其包括向调色剂颗粒中加入外部添加剂并进行混合，其中所述外部添加剂的添加和混合在特定条件下进行。

4. 发明授权

US5449572A Electrophotographic photoreceptor having high mechanical durability 失效
标题翻译：具有高机械耐久性的电子照相感光体
公开(公告)号：US5449572A
公开(公告)日：1995-09-12
申请号：US178133
申请日：1994-01-06
申请人： Seiji Ashiya , Masaru Miura
发明人： Seiji Ashiya , Masaru Miura
IPC分类号： C08G64/08 , C08G64/00 , C08L69/00 , G03G5/05 , G03G5/147 , G03G5/087
CPC分类号： G03G5/0564
摘要： An electrophotographic photoreceptor comprising a conductive substrate having thereon a photosensitive layer is disclosed, said photosensitive layer containing, as a binder resin, a polycarbonate resin comprising at least a repeating unit represented by formula (I): ##STR1## wherein R.sub.1, R.sub.2, R.sub.3, and R.sub.4 each represent a hydrogen atom, a halogen atom, an alkyl group having from 1 to 5 carbon atoms, a cycloalkyl group having from 5 to 7 carbon atoms or a phenyl group; and R.sub.5 and R.sub.6 are taken together to form a 5- to 8-membered carbonaceous ring substituted with at least two alkyl groups each having from 1 to 5 carbon atoms. The photoreceptor has high mechanical durability and satisfactory surface smoothness, resistance against reduction in image quality and sensitivity, and stability against environmental change and repeated use.
摘要翻译：公开了一种包含其上具有感光层的导电基片的电子照相感光体，所述感光层含有至少包含由式（I）表示的重复单元的聚碳酸酯树脂：其中R1， R2，R3和R4各自表示氢原子，卤素原子，具有1至5个碳原子的烷基，具有5至7个碳原子的环烷基或苯基; 并且R5和R6一起形成被至少两个各自具有1至5个碳原子的烷基取代的5-至8-元碳环。感光体具有高的机械耐久性和令人满意的表面光滑度，抗降低图像质量和灵敏度，以及对环境变化和重复使用的稳定性。

5. 发明授权

US5540905A Optically anisotropic pitch for manufacturing high compressive strength carbon fibers and method of manufacturing high compressive strength carbon fibers 失效
标题翻译：用于制造高抗压强度碳纤维的光学各向异性节距和制造高抗压强度碳纤维的方法
公开(公告)号：US5540905A
公开(公告)日：1996-07-30
申请号：US306222
申请日：1994-09-15
申请人： Tsutomu Naito , Takashi Hino , Masaru Miura , Kazuyuki Murakami
发明人： Tsutomu Naito , Takashi Hino , Masaru Miura , Kazuyuki Murakami
IPC分类号： C10C3/02 , C10C3/08 , D01F9/145 , D01F9/155 , C08L95/00
CPC分类号： D01F9/145
摘要： An optically anisotropic pitch, which is suited for manufacturing particularly high compressive strength carbon fibers in a stable fashion, with satisfactory productivity and continuously, and also a method of manufacturing high compressive strength carbon fibers using the optically anisotropic pitch.The optically anisotropic pitch for manufacturing high compressive strength carbon fibers is composed of a benzene soluble component (BS) and a benzene insoluble component (BI) and has a Q value (i.e., weight-average molecular weight divided by number-average molecular weight) of 1.6 or below, a number-average molecular weight ratio of the benzene soluble component to the benzene insoluble component of 2.5 or below, an aromatic carbon fraction factor (fa) of 0.8 or below, a C/H atomic ratio of 1.85 or below and an optically anisotropic phase of 90% or more.
摘要翻译：适合于以稳定的方式制造特别高压缩强度的碳纤维，具有令人满意的生产率和连续的光学各向异性沥青，以及使用光学各向异性间距制造高抗压强度碳纤维的方法。用于制造高抗压强度碳纤维的光学各向异性间距由苯可溶组分（BS）和苯不溶性组分（BI）组成，并具有Q值（即重均分子量除以数均分子量）为1.6以下，苯可溶成分与苯不溶性成分的数均分子量比为2.5以下，芳香族碳分数系数（fa）为0.8以下，C / H原子比为1.85以下和90％以上的光学各向异性相。

6. 发明授权

US5320925A Electrophotographic toner composition 失效
标题翻译：电子照相色调剂组成
公开(公告)号：US5320925A
公开(公告)日：1994-06-14
申请号：US879287
申请日：1992-05-07
申请人： Takashi Imai , Satoshi Inoue , Masanori Ichimura , Yutaka Sugizaki , Susumu Saito , Masaru Miura , Michio Take , Yasuo Yamamoto , Koji Fukushima , Manabu Serizawa
发明人： Takashi Imai , Satoshi Inoue , Masanori Ichimura , Yutaka Sugizaki , Susumu Saito , Masaru Miura , Michio Take , Yasuo Yamamoto , Koji Fukushima , Manabu Serizawa
IPC分类号： G03G9/08 , G03G9/097
CPC分类号： G03G9/0819 , G03G9/09716
摘要： An electrophotographic toner composition comprising (A) toner particles with an average particle diameter of 9 .mu.m or less comprising at least a binder resin and a colorant, and (B) an additive, wherein the additive is a fine metal oxide powder surface coated with at least one agent for imparting hydrophobic property selected from the group consisting of the following formulae (1), (2) and (3):R.sub.1 Si(X).sub.3R.sub.1 R.sub.2 Si(X).sub.2R.sub.1 R.sub.2 R.sub.3 Si(X).sub.1wherein R.sub.1 represents a substituted or unsubstituted alkyl group having a molecular weight of 113 or more, R.sub.2 and R.sub.3 each represents hydrogen, an alkyl group or an allyl group, and X represents chlorine, an alkoxy group or an acetoxy group. The toner composition causes no impaction to a carrier and no adhesion of the toner particles to a photoreceptor, and can form stable, sufficient images for a long time.
摘要翻译：一种电子照相调色剂组合物，其包含（A）平均粒径为9μm或更小的调色剂颗粒至少包含粘合剂树脂和着色剂，和（B）添加剂，其中所述添加剂是涂覆有金属氧化物粉末表面的金属表面至少一种赋予选自下式（1），（2）和（3）的疏水性的试剂：R1Si（X）3 R1R2Si（X）2 R1R2R3Si（X）1其中R1表示取代或未取代的分子量为113以上的烷基，R2和R3各自表示氢，烷基或烯丙基，X表示氯，烷氧基或乙酰氧基。调色剂组合物不会对载体造成冲击，并且不会使调色剂颗粒粘附到感光体上，并且可以长时间形成稳定的足够的图像。

7. 发明授权

US5288578A Positively chargeable carrier 失效
标题翻译：可积极承运人
公开(公告)号：US5288578A
公开(公告)日：1994-02-22
申请号：US882023
申请日：1992-05-13
申请人： Yutaka Sugizaki , Susumu Saito , Hirotaka Matsuoka , Masanori Ichimura , Masaru Miura , Takashi Imai
发明人： Yutaka Sugizaki , Susumu Saito , Hirotaka Matsuoka , Masanori Ichimura , Masaru Miura , Takashi Imai
IPC分类号： G03G9/097 , G03G9/113 , G03G9/10
CPC分类号： G03G9/1134 , G03G9/1131 , G03G9/1138
摘要： A positively chargeable carrier for developing electrostatic charge images having good surface staining resistance and good environmental reliance of charging is disclosed, which comprises a core material having formed thereon an interlayer having a triboelectrification controlling function and having a nitrogen atom content of from 5 ppm to 75 ppm based on the weight of the core material, and a releasable coated layer formed on the interlayer. A two-component developer using the carrier is also disclosed.
摘要翻译：公开了一种用于显影具有良好的表面耐污染性和良好的充电环境依赖性的静电荷图像的可带正电的载体，其包括在其上形成有具有摩擦带电控制功能并且氮原子含量为5ppm至75的中间层的芯材料基于芯材的重量的ppm，以及形成在中间层上的可剥离的涂层。还公开了使用载体的双组分显影剂。

8. 发明授权

US5204396A Long fiber-reinforced polyamide resin composition and molded articles therefrom 失效
标题翻译：长纤维增强聚酰胺树脂组合物及其模塑制品
公开(公告)号：US5204396A
公开(公告)日：1993-04-20
申请号：US897672
申请日：1992-06-12
申请人： Haruji Murakami , Kazuhito Kobayashi , Masaru Miura , Mitsuru Yokouchi
发明人： Haruji Murakami , Kazuhito Kobayashi , Masaru Miura , Mitsuru Yokouchi
IPC分类号： B29B9/14 , B29B9/16 , C08K5/098 , C08K7/14
CPC分类号： C08K5/098 , B29B9/14 , B29B9/16 , C08K7/14 , C08K2201/004
摘要： Long fiber-reinforced normally solid polyamide resin compositions and molded articles formed thereof include a polyamide base resin, between 5 to 80% by weight of reinforcing fibers having a length of at least 3 mm, and between 0.01 to 3% by weight of a processing aid. The processing aid is a lithium salt of a fatty acid or a metal salt of a fatty acid having 22 to 32 carbon atoms. The compositions are preferably in the form of a generally cylindrical pellet having a length of 3 to 50 mm such that the reinforcing fibers are substantially as long as the pellet in which they are incorporated, and are oriented parallel to one another along the longitudinal axis of the pellet.
摘要翻译：长纤维增强的通常固体聚酰胺树脂组合物和由其形成的模塑制品包括聚酰胺基树脂，5至80重量％的长度至少为3mm的增强纤维和0.01至3重量％的加工援助。加工助剂是脂肪酸的锂盐或具有22至32个碳原子的脂肪酸的金属盐。组合物优选为长度为3至50mm的通常为圆柱形的颗粒的形式，使得增强纤维基本上与其中结合的颗粒一样长，并且沿着纵向轴线彼此平行取向颗粒。

9. 发明授权

US5202210A Carrier for magnetic brush developer 失效
标题翻译：磁刷显影剂载体
公开(公告)号：US5202210A
公开(公告)日：1993-04-13
申请号：US775834
申请日：1991-10-15
申请人： Hirotaka Matsuoka , Masanori Ichimura , Masaru Miura
发明人： Hirotaka Matsuoka , Masanori Ichimura , Masaru Miura
IPC分类号： G03G9/113
CPC分类号： G03G9/1133 , Y10T428/2998
摘要： A carrier for magnetic brush developer comprising a core material having coated thereon a coated layer containing a graft copolymer comprising a polymer of a nitrogen-containing vinyl monomer or a phosphorus-containing vinyl monomer having a molecular weight of from 1,000 to 5,500 graft-copolymerized thereto a vinyl monomer.
摘要翻译：一种用于磁刷显影剂的载体，其包括在其上涂覆有包含含有含氮乙烯基单体或含有乙烯基单体的聚合物的接枝共聚物的涂层的芯材，所述接枝共聚物具有接枝共聚的分子量为1,000至5,500的含磷乙烯基单体乙烯基单体。

10. 发明授权

US08524432B2 Electrophotographic photoreceptor, process cartridge, and image forming apparatus 有权
标题翻译：电子照相感光体，处理盒和成像设备
公开(公告)号：US08524432B2
公开(公告)日：2013-09-03
申请号：US12569304
申请日：2009-09-29
申请人： Hidemi Nukada , Masaru Miura , Shinya Yamamoto , Isamu Ishiko , Tetsuya Ezumi
发明人： Hidemi Nukada , Masaru Miura , Shinya Yamamoto , Isamu Ishiko , Tetsuya Ezumi
IPC分类号： G03G5/147 , G03G21/16 , G03G15/04
CPC分类号： G03G5/0539 , G03G5/0592
摘要： An electrophotographic photoreceptor includes a conductive substrate, and at least a photosensitive layer on the conductive substrate, a layer located at a surface of the photosensitive layer side of the electrophotographic photoreceptor contains fluorine containing resin particles and a fluoro graft polymer having a fluoroalkyl group having 1 to 7 carbon atoms, and an area for a polystyrene equivalent molecular weight of 700,000 or more is from about 5% to about 20% of the total area in a gel permeation chromatography (GPC) chart for the fluoro graft polymer.
摘要翻译：电子照相感光体包括导电性基材，并且至少在导电性基材上具有感光层，位于电子照相感光体感光层一侧表面的层含有含氟树脂粒子和具有氟烷基的氟接枝聚合物，对于氟接枝聚合物的凝胶渗透色谱（GPC）图，聚苯乙烯当量分子量为700,000以上的面积为总面积的约5％至约20％。

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