Developer comprising toner composed of specified resin and carrier
coated with polyolefinic resin
    1.
    发明授权
    Developer comprising toner composed of specified resin and carrier coated with polyolefinic resin 失效
    显影剂包括由特定树脂构成的调色剂和涂有聚烯烃树脂的载体

    公开(公告)号:US5391451A

    公开(公告)日:1995-02-21

    申请号:US9763

    申请日:1993-01-27

    摘要: The present invention relates to a developer for developing electrostatic latent images, which comprises:a toner containing a binder resin being a thermoplastic resin composed of a copolymer of styrene and acrylic acid ester and/or methacrylic acid ester, with 6.ltoreq..eta.(110)/.eta.(130).ltoreq.25 (where .eta.(110) represents the melting viscosity at 110.degree. C., and .eta.(130) the same at 130.degree. C.), and carbon black having pH 6 or above; anda carrier having its magnetic core coated with a polyolefinic resin, the carrier's core content being 94-99% by weight, the weight average molecular weight of the polyolefinic resin 5.times.10.sup.4 -3.times.10.sup.5 and the carrier's electric resistance 1.times.10.sup.7 -1.times.10.sup.12 .OMEGA..cm, with 1-15% by weight of electrically conductive fine particles in proportion to the polyolefinic resin added thereto.

    摘要翻译: 本发明涉及一种用于显影静电潜像的显影剂,其包括:含有由苯乙烯和丙烯酸酯和/或甲基丙烯酸酯的共聚物组成的热塑性树脂的粘合剂树脂和6% 110)/ eta(130)

    Three layered toner for electrophotography
    2.
    发明授权
    Three layered toner for electrophotography 失效
    用于电子照相的三层调色剂

    公开(公告)号:US5079125A

    公开(公告)日:1992-01-07

    申请号:US515577

    申请日:1990-04-27

    IPC分类号: G03G9/093

    摘要: The present invention relates to a toner for developing electrostatic latent images comprising:a core particle comprising resin with 1,000-100,000 in number average molecular weight (Mn.sub.1),an intermediate layer coating the core particle and comprising resin with 5,000-300,000 in number average molecular weight (Mn.sub.2) and,an outermost surface layer coating the intermediate layer and comprising resin with 10,000-1,000,000 in number average molecular weight (Mn.sub.3);the number average molecular weights Mn.sub.1, Mn.sub.2 and Mn.sub.3 satisfies the relationship of;Mn.sub.1

    摘要翻译: 本发明涉及一种用于显影静电潜像的调色剂,包括:包含数均分子量为1,000-100,000的树脂的核心颗粒(Mn1),包覆芯颗粒并包含数均分子量为5,000-300,000的树脂的中间层 重量(Mn2),涂覆中间层并包含数均分子量(Mn3)为10,000-1,000,000的树脂的最外表面层; 数均分子量Mn1,Mn2和Mn3满足关系; Mn1

    Charge-giving member comprising calix arene compound
    3.
    发明授权
    Charge-giving member comprising calix arene compound 失效
    给药组分包含杯芳烃化合物

    公开(公告)号:US5942364A

    公开(公告)日:1999-08-24

    申请号:US877240

    申请日:1997-06-17

    摘要: The present invention relates to a toner for developing an electrostatic latent image, comprising a calix arene compound expressed by the following general formula �I!: ##STR1## wherein R.sub.1 and R.sub.2 each represent a hydrogen atom, an alkyl group having a carbon number of 1 to 5, or --(CH.sub.2).sub.m COOR.sub.3 (in which R.sub.3 represents a hydrogen atom or a lower alkyl group; and m represents an integer of 1 to 3); n represents an integer of 0 to 7.The present invention further relates to a charge-giving member comprising a calix arene compound expressed by the foregoing general formula �I!.

    摘要翻译: 本发明涉及用于显影静电潜像的调色剂,其包含由以下通式[I]表示的杯形芳烃化合物:其中R1和R2各自表示氢原子,碳数为1至5的烷基 ,或 - (CH 2)m COOR 3(其中R 3表示氢原子或低级烷基,m表示1〜3的整数)。 n表示0〜7的整数。本发明还涉及含有上述通式[I]表示的杯状芳烃化合物的给电元件。

    Developer for developing electrostatic latent images
    6.
    发明授权
    Developer for developing electrostatic latent images 失效
    用于显影静电潜像的显影剂

    公开(公告)号:US5547797A

    公开(公告)日:1996-08-20

    申请号:US284236

    申请日:1994-08-02

    IPC分类号: G03G9/08 G03G9/083

    摘要: The present invention provides a developer for developing electrostatic latent images comprising:a spherical toner whose number average particle size is 2-10 .mu.m and which at least contains a binder resin and a colorant, anda nonspherical toner which comprises practically same composition as that of the spherical toner, has a number average particle size of 2-10 .mu.m, and has the number average particle size within .+-.25% of that of the spherical toner,the spherical toner whose ratio to the total number of toner being 5-80%.The developer the present invention is excellent in fluidity, blade cleaning properties, environmental stability, and charge stability.

    摘要翻译: 本发明提供一种用于显影静电潜像的显影剂,其包括:数均粒径为2-10μm并且至少含有粘合剂树脂和着色剂的球形调色剂和包含实质上相同组成的非球形调色剂 的球形调色剂,其数均粒径为2-10μm,并且其数均粒径在球形调色剂的+/- 25%以内,该球形调色剂与总调色剂的比例为 5-80%。 本发明的显影剂具有优异的流动性,叶片清洁性,环境稳定性和电荷稳定性。

    Toner for developing electrostatic latent image
    8.
    发明授权
    Toner for developing electrostatic latent image 失效
    用于显影静电潜像的调色剂

    公开(公告)号:US5219694A

    公开(公告)日:1993-06-15

    申请号:US772943

    申请日:1991-10-08

    IPC分类号: G03G9/08 G03G9/097

    摘要: An electrostatic latent image-developing toner which comprises toner particles made of a binder resin and a coloring agent and functional minute particles to be attached to or fixed on the surface of toner particles for the purpose of imparting various functions expected of the electrostatic latent image-developing toner, wherein the functional minute particles are attached to or fixed on the surface of the toner particles in a high density locally.

    摘要翻译: 一种静电潜像显影调色剂,其包含由粘合剂树脂和着色剂制成的调色剂颗粒和功能性微小颗粒,以附着或固定在调色剂颗粒的表面上,目的是赋予静电潜像显影剂预期的各种功能, 显影调色剂,其中功能性微粒子局部地以高密度附着或固定在调色剂颗粒的表面上。

    Toner comprising calix arene compound
    9.
    发明授权
    Toner comprising calix arene compound 失效
    调色剂包含杯芳烃化合物

    公开(公告)号:US5714292A

    公开(公告)日:1998-02-03

    申请号:US576839

    申请日:1995-12-21

    摘要: The present invention relates to a toner for developing an electrostatic latent image, comprising a calix arene compound expressed by the following general formula �I!: ##STR1## wherein R.sub.1 and R.sub.2 each represent a hydrogen atom, an alkyl group having a carbon number of 1 to 5, or --(CH.sub.2)mCOOR.sub.3 (in which R.sub.3 represents a hydrogen atom or a lower alkyl group; and m represents an integer of 1 to 3); n represents an integer of 0 to 7. The present invention further relates to a charge-giving member comprising a calix arene compound expressed by the foregoing general formula �I!.

    摘要翻译: 本发明涉及一种用于显影静电潜像的调色剂,其包含由以下通式[I]表示的杯状芳烃化合物:其中R 1和R 2各自表示氢原子,具有 碳数为1〜5,或 - (CH2)mCOOR3(其中R3表示氢原子或低级烷基,m表示1〜3的整数)。 n表示0〜7的整数。本发明还涉及含有上述通式[I]表示的杯状芳烃化合物的给电元件。

    Toner for developing electrostatic latent images
    10.
    发明授权
    Toner for developing electrostatic latent images 失效
    用于显影静电潜像的调色剂

    公开(公告)号:US5639584A

    公开(公告)日:1997-06-17

    申请号:US297904

    申请日:1994-08-29

    IPC分类号: G03G9/08

    CPC分类号: G03G9/0815 G03G9/0804

    摘要: The present invention provides a toner for developing electrostatic latent images prepared by the following processes comprising;a process (a) of forming particles for toner containing at least a resin and a coloring agent in a wet process,a process (b) of aggregating the particles, anda process (c) of the aggregates passing through a minimal gap of 0.5-10 mm under dispersed conditions in air-stream flowing at a high speed to pulverize the aggregates, the gap being formed between a rotator and a rotator or between a rotator and a stator.

    摘要翻译: 本发明提供一种通过以下方法制备的用于显影静电潜像的调色剂,其包括: 在湿法中形成至少含有树脂和着色剂的调色剂颗粒的方法(a),聚集颗粒的方法(b)和通过最小间隙0.5的聚集体的方法(c) -10mm,在高速流动的空气流中粉碎聚集体,间隙形成在旋转体和旋转体之间,或旋转体与定子之间。