Minolta Camera Kabushiki Kaisha

Konica Minolta Business Technologies, Inc.

Minolta Company, Ltd.

Citizen Watch Company, Ltd.

Nippon Paper Industries Co., Ltd.

Mitsutoshi Nakamura

Shuji Iino

Izumi Osawa

Hideo Hotomi

Hideaki Ueda

Ichiro Demizu

Yukio Tanigami

Yasuki Nagai

Tatsuya Nagase

Aya Shirai

Shigenori Kouno

Motoi Nishimura

Isao Doi

Noboru Ueda

Masaharu Matsubara

Yasumitsu Fujino

Seishi Ojima

Hiroshi Fukao

Yuji Shintani

Toshimi Satake

Toshiaki Minami

Junji Machida

Toshiyuki Takano

Hideki Fujiwara

Kazuyoshi Goan

Mitsuyo Matsumoto

Ito Koga

Toshitaro Kohri

Masami Fukuda

Osamu Maeda

Syuji Iino

Kouichi Sugama

Kouichi Nakajima

Kenichi Yoshikawa

Shinobu Nakasawa

Shino Hirao

Junji Nagasawa

Fumio Kouyama

Hotomi Hideo

Yukiko Oohira

Jyunichi Komai

An image forming method comprising the step of: forming a toner image employing toner particles containing at least a resin on an image supporting substrate having thereon a toner holding layer via a toner image holding process to form an image print, the toner image being held in the toner holding layer in the toner image holding process, wherein at least the toner particles or the image supporting substrate is separated from the image print via a separation process; and at least the separated toner particles or the separated image supporting substrate is recyclable as an image forming material.

Image forming method and method of recycling image forming material

A method of recycling an image forming material comprising the steps of holding a toner image formed by employing toner particles in a toner holding layer formed on an image supporting substrate to form a first generation image print, separating the toner particles from the first generation image print; and recycling the separated toner particles to form a second generation image print by holding a toner image formed by employing the separated toner particles in a toner holding layer formed on an image supporting substrate, provided that the image forming material comprises at least toner particles, wherein Condition (1) 0.9&#x2267;B/A&#x2267;0.1 and Condition (2) 1&#x2267;C/A&#x2267;0.9 are satisfied, A, B and C representing particle shape factors of original toner particles, toner particles held in the image holding layer of the first generation image print; and separated toner particles, respectively.

Method of recycling image forming material

Disclosed is an image print which has a toner-holding layer on an image-supporting substrate in which the toner-holding layer holds a toner image formed by toner particles, wherein the toner-holding layer is composed of a hydrogel having a water content of 10% by mass or more and not more than 90% by mass.

Image print and image forming method

An image forming method using toner comprising toner particles having a core-shell structure comprising a core particle incorporating a viscous material and a shell layer covering the above core particle is disclosed. The method comprises steps of a toner image forming step on a dielectric drum; a first pressure applying step in which the shell layer of the toner particles forming the toner image is subjected to a preliminary break treatment by a first pressure roller, which is arranged in contact with the dielectric drum; and a transfer/fixing step in which a toner image made by the toner particles which have been subjected to a preliminary break treatment by the first pressure applying step is transferred and fixed to an image support by a second pressure roller which is arranged in contact with the dielectric drum.

Image forming method using two pressure steps

Provided is a display member containing: an display layer which exhibits a structural color and contains spherical bodies and a matrix; and a reflective interface which reflects a light transmitting through the display layer, wherein the reflective interface is made between the display layer and a reflective interface forming layer which is provided in contact with the display layer; and a refractive index of the spherical bodies na, a refractive index of the matrix nb and a refractive index of the reflective interface forming layer nc satisfy the following Formulas (1) and (2):0.35&#x3c;&#x3c;1.00,&#x2003;&#x2003;Formula (1)0.35&#x3c;&#x3c;1.00.&#x2003;&#x2003;Formula (2)

Display member

Disclosed is a method of preparing hollow particles comprising polymerizing a hydrophobic monomer to form a particulate resin exhibiting a number average molecular weight of from 20,000 to 500,000, dispersing the particulate resin in an aqueous medium to form a resin particle dispersion and adding thereto a hydrophobic cross-linkable monomer in an amount of from 0.1 to 50 parts by mass based on 1 part by mass of the particulate resin to polymerize the cross-linkable monomer to form hollow particles.

Preparation method of hollow particle

Disclosed is a structural color display including: (a) a pattern forming member which forms a plurality of cells each lined up in two dimension; and (b) a light transmissive image display sheet comprising a color showing layer which shows a structural color, the light transmissive image display sheet being faced to the pattern forming member, wherein each cell is independently controlled to reflect a light from a light source corresponding to an image pattern to be displayed, provided that the reflected light is made to enter in the image display sheet from a side facing the pattern forming member by a predetermined incident angle corresponding to the cell. The pattern image forming member comprises the element having a plurality of microscopic mirrors arranged in a rectangular array and being individually rotated.

Structural color display

Disclosed is a structural color display including: (a) a pattern forming member which forms a plurality of cells each lined up in two dimension; and (b) a light transmissive image display sheet comprising a color showing layer which shows a structural color, the light transmissive image display sheet being laminated on the pattern forming member, wherein each of the cells is independently controlled to switch to a light reflective state or to a light absorptive state corresponding to an image pattern to be displayed, provided that the light absorptive state is a state in which a light which enters in the cell through the image display sheet is absorbed; and the light reflective state is a state in which a light which enters in the cell through the image display sheet is reflected and the reflected light is made to enter in a region of the image display sheet corresponding to the cell.

An electrostatic latent image developing toner contains toner particles each of which has a shell layer on the surface of a core particle comprising at least a first binder resin having a softening point of less than 100&#xb0; C., a second binder resin having a softening point of not less than 100&#xb0; C. and a colorant, being applicable to a low-temperature fixing process, and making it possible to achieve conflict functions, such as a heat-resistant storing property, mechanical strength and charge environmental stability.

Electrostatic latent image developing toner

A toner includes core particles containing a resin and a colorant, and a coating layer formed over the core particles. The coating layer includes at least one type of coating particles selected from the group consisting of wax-containing resin microparticles containing a resin and a wax, and colorant-containing resin microparticles containing a resin and a colorant, the coating particles fusion-bonded to the surface of the core particles.

Toner and production process for the same

A toner including core particles containing at least a resin and a colorant and coated with a resin coating layer is provided. The core particles are formed by flocculating and fusion-bonding at least resin microparticles and colorant microparticles dispersed in fluid dispersion, while two or more coating layers are formed over the core particles. A wax is added to at least one of the coating layer(s) but for the outermost coating layer, and the core particles. A ratio d/r between an average thickness d of the overall coating layers and a volume average particle size r of the core particles is adjusted to 0.01 to 0.6.

The present invention relates to an image-forming method and a image-forming device, wherein a specific photosensitive member, an exposing process and a toner are adopted in combination.

Photosensitive member having layer containing fluorine resin particles and resin fine particles and image-forming method and apparatus using same

To accommodate recent progress in printing technologies including conversion to offset printing, color printing, high-speed mass printing and automation of printing, by providing a coating layer containing an inorganic surface preparation agent mainly comprising silica sol and colloidal silica or a coating layer containing an inorganic surface preparation agent, to which an inorganic pigment, surface-sizing agent, inorganic salt and/or organic binder accordingly added in addition to silica sol or colloidal silica, offset paper serviceable for newsprint paper, which has improved qualities such as high whiteness, excellent water absorption resistance and ink acceptability, few adhesion troubles such as surface tack and curling caused by adhesion, and low chemical oxygen demand COD) load in wastewater when recycled, is provided.

Offset printing paper

The present invention relates to toner comprising a binder resin and a colorant, wherein the toner is manufactured by a wet-type granulation method using an organic dispersing agent, an aqueous extract liquid having a surface tension of 50 to 72 mN/m at 25&deg; C., the aqueous extract liquid obtained by mixing 1 part-by-weight toner and 50 parts-by-weight distilled water for 1 hour at 80&deg; C.

Toner for developing electrostatic latent image and manufacturing method thereof

Electrostatic latent image-developing toner

Growing community of inventors

Tokyo, Japan

Mitsutoshi Nakamura