Fuji Xerox Co., Ltd.

Fujifilm Corporation

Seiichi Takagi

Tetsuo Ohta

Kazuya Hongo

Hiroshi Kojima

Toyofumi Inoue

Takayuki Yamada

Masaki Hirota

Kazuaki Tabata

Kazuki Inami

Takashi Imai

Hiroyuki Tanaka

Susumu Yoshino

Hirotaka Matsuoka

Yasushige Nakamura

Tomohito Nakajima

Hiroyuki Moriya

Toshiyuki Yano

Hideya Katsuhara

Kazufumi Tomita

Emi Takahashi

Hiroe Okuyama

Teruo Masukawa

Koichi Tanaka

Kazuhiro Saito

Kenji Yao

Chiaki Suzuki

Katsumi Daimon

Yoshifumi Iida

Hiroyoshi Okuno

Takayoshi Aoki

Fumiyuki Suzuki

Ikutaroh Nagatsuka

Masahiro Moriyama

Yuka Ishihara

Masayuki Okoshi

Hiroshi Miyamoto

Masahiro Uchida

Koutarou Yoshihara

Motoko Sakai

Takashi Hino

Isao Ito

Shingo Ishimaru

Masanori Murase

Hidetoshi Kawasaki

Tetsu Torigoe

Tadashi Mochizuki

Sueko Sakai

Atuhiko Eguchi

Isamu Suzuki

Tsutomu Uezono

Masao Mochizuki

Reiko Akiyama

Teigen Lee

Yuichi Murayama

Kazuki Imani

Okimasa Okada

Nobuyuki Naito

A micro fluidic device comprises a micro channel in which a plurality of fluids form laminar flows and are supplied, wherein an inner wall of the micro channel comprise a protruding part that is substantially parallel to the flows of the fluids and protrudes in directions substantially vertical to interfaces formed by the plurality of fluids.

Micro fluidic device

A microchannel device is provided, the microchannel device containing a microfluidic channel including a sub fluidic channel in which at least one filtration diaphragm is provided, wherein the microfluidic channel has at least a supply port, a first discharge port and a second discharge port, the supply port and the first discharge port are connected through the filtration diaphragm, the supply port and the second discharge port are connected without the filtration diaphragm, and the filtration diaphragm is provided parallel to a fluidic channel direction of the microfluidic channel.

Microchannel device, separation apparatus, and separation method

Colored resin particles, each includes: a resin; and a colorant, wherein a value of average equivalent circle diameter A (&#x3bc;m) of the colored resin particles is 3&#x2266;A&#x2266;6, an average degree of circularity B of the colored resin particles satisfies the following expression (1), and0.990&#x2212;0.0083&#x2266;1.021&#x2212;0.0117&#x2003;&#x2003;(1)

Colored resin particles, manufacturing method of the colored resin particles and toner for electrostatically charged image development

A classifying device having two or more classifying passages is provided, the classifying device including a first classifying passage to which particle dispersion liquid is fed; plural discharge ports provided in the first classifying passage, the plural discharge ports including a discharge port of coarse particle dispersion liquid and a discharge port of fine particle dispersion liquid; a second classifying passage; and a connecting passage that transports the coarse particle dispersion liquid to the second classifying passage, wherein the discharge port of the coarse particle dispersion liquid is provided in more upstream part of the first classifying passage than the discharge port of the fine particle dispersion liquid.

Classifying method and classifying device

A method for manufacturing aggregated resin particles, includes: preparing a microreactor that includes a first flow channel, a second flow channel, and a confluent flow channel, to which the first flow channel and the second flow channel merge; introducing a first fluid that contains resin particles dispersed therein into the first flow channel; introducing a second fluid that contains an aggregating agent into the second flow channel; feeding the first and second fluids so that a feed amount per unit time of the second fluid is greater than a feed amount per unit time of the first fluid, so as to form a laminar flow, in which the first fluid and the second fluid are merged, in the confluent flow channel; and forming aggregated resin particles by aggregating the resin particles.

Method for manufacturing aggregated resin particles

A method for transporting dispersion, includes: introducing dispersion containing particles into a liquid transporting channel from a dispersion introducing port; transporting the dispersion in a laminar flow through the liquid transporting channel; and discharging the dispersion from a downstream of the liquid transporting channel, and the liquid transporting channel has a bent portion in a vertical direction, and a Dean vortex which cancels an exchange flow that is produced by movement of the particles caused by gravitational force is generated in the bent portion.

Liquid transporting method and classifying method

A classification device includes: a classification channel for classifying particles; a particle dispersion delivery channel as defined herein; a conveying fluid feed channel as defined herein; and at least one collection channel as defined herein, and the particle dispersion delivery channel satisfying relationship (1):wherein A is a width of the particle dispersion inlet port as measured perpendicular to the flow in the classification channel on a cross-section taken parallel to the flow in the classification channel; and B is a width of the junction between the particle dispersion delivery channel and the classification channel as measured perpendicular to the flow in the classification channel on a cross-section taken parallel to the flow in the classification channel.

Device for classifying particles and method for classifying particles

A separation apparatus contains: a dispersion liquid introduction path to which a dispersion liquid containing particles is introduced; a separation path that has a inclined upper face inclined with respect to a direction of gravity and separates the particles; and a discharge path from which particles separated by the separation path are discharged.

Separation method and separation apparatus

The toner cartridge is provided with: a toner storing container of a rectangular shape having a toner feeding opening in an angular portion of the toner storing container; a stirring conveying member that is disposed so as to rotate in a predetermined rotation direction in the toner storing container and stirs and conveys toner in the toner storing container toward the toner feeding opening; a waste toner storing container that stores reclaimed toner; and a partition member that is held by the toner storing container, partitions between the toner storing container and the waste toner storing containers and has a bearing portion axially supporting a rotating shaft of the stirring conveying member and extending into inside of the waste toner storing container. The toner stored in the toner storing container has an average value of a shape factor (SF1) of about 130 or less.

Toner cartridge

The present invention provides a concentration method of a fine particle dispersion containing fine particles to be electrophoretically migrated, for concentrating the fine particle dispersion by allowing the fine particle dispersion to flow in a laminar flow in a channel having a micro-width to which an electric field is applied in a direction intersecting the direction of a fine particle dispersion flow. The invention also provides a concentration apparatus of a fine particle dispersion using the concentration method.

Concentration method of fine particle dispersion and concentration apparatus of fine particle dispersion

The invention provides a toner for electrostatic latent image development comprising a first component and a second component which are isolated from each other and capable of forming a color when the first component and the second component are brought into reaction with each other, and a photo-curable composition containing either the first component or the second component, the photo-curable composition not being capable of forming a color when the photo-curable composition is not cured, that is irreversibly controlled to a state of being capable of forming a color by irradiating light having a specific wavelength at which the photo-curable composition is cured.

Toner for electrostatic latent image development, production method thereof, and developer for electrostatic latent image development

The present invention provides a method for classifying fine particles, the method comprising: introducing a fine particle dispersion in which fine particles are dispersed in a liquid medium into an inlet of a microchannel having the inlet and a recovery portion; and delivering the fine particle dispersion, which has been introduced through the inlet, to the recovery portion in laminar flow, wherein delivering the fine particle dispersion includes classifying the fine particles using the difference in sedimentation speed or floatation speed among the fine particles in the fine particle dispersion. The present invention also provides a device used in the method for classifying fine particles.

Method and device for classifying fine particles

A classifying device for classifying particles using a centrifugal force contains a microchannel includes a curved portion including a first tubular channel and a second tubular channel; and a diaphragm that is provided within the curved portion, and that is located at a position between the first tubular channel and the second tubular channel; and wherein the diaphragm has at least a first apertured group formed in a central region of the diaphragm and a second apertured group formed in a first end region and a second end region of the diaphragm, the first apertured group and the second apertured group communicate the first tubular channel with the second tubular channel along a direction of the centrifugal force, the first apertured group has a mesh, and the second apertured group has a mesh that is different in size from the mesh of the first apertured group.

Classifying device and method of classification

A microreactor apparatus includes; a microreactor body that includes first and second substrates; a microchannel that is formed inside the microreactor body; and integral connectors that are disposed detachably on the microreactor body, and through which supply/discharge pipes are to be connected to end portions of the microchannel, respectively.

Microreactor apparatus having integral connectors

A method of classifying fine particles includes: introducing a fine particle dispersion containing the fine particles to a micro flow channel having an inlet part and a collection part from the inlet part; moving the fine particles to an inner upper side of the micro flow channel by an electric field applied in a gravitational direction; and delivering the fine particle dispersion in a laminar flow state to the collection part. The delivering step includes classifying the fine particles according to differences in settling velocity among the fine particles.

Method and apparatus of classifying fine particles

Growing community of inventors

Kanagawa, Japan

Seiichi Takagi