Fuji Photo Film Company, Limited

Fujifilm Corporation

Other

Tadahisa Sato

Nobuo Furutachi

Katsuyoshi Yamakawa

Osamu Takahashi

Toshio Kawagishi

Yuki Mizukawa

Keizo Kimura

Hideki Maeta

Hideaki Naruse

Masuji Motoki

Shigeki Yokoyama

Yuki Shimizu

Kozo Sato

Masakazu Morigaki

Hisashi Okada

Koki Nakamura

Makoto Suzuki

Yoshio Ishii

Takahiro Komatsu

Takeshi Hirose

Kei Sakanoue

Kiyoshi Nakazyo

Toshiyuki Watanabe

Masato Taniguchi

Jun Tanabe

Tadahiro Tsujimoto

Hiroshi Shinoki

Naoki Asanuma

Akira Gyoutoku

Teruo Nagano

Takashi Usami

Shintaro Hara

Hideaki Iwanaga

Hiroshi Onishi

Yasuhiro Shimada

Ryo Suzuki

Hisashi Mikoshiba

Hidetoshi Kobayashi

Minoru Sakai

Toshiya Kojima

Haruo Takei

Nobutaka Ohki

Tsutomu Takatsuka

Naoki Kusunoki

Toshinao Ukai

Akio Mitsui

Nobuo Sakai

Takayoshi Kamio

Takeshi Shibata

Mamoru Sakurazawa

Hirokazu Kyota

Koushin Matsuoka

Minoru Sasaki

Seiki Sakanoue

Koshin Matsuoka

Koichi Hanaki

Keizo Kumura

An organic-pigment aqueous dispersion, containing a pigment at a concentration of 6 to 30 mass %, and having a haze of 0.3 to 10%, as determined by enclosing the dispersion in a transparent glass cell of optical distance 0.2 mm and analyzing with integrating-sphere photoelectric photometry; and a colored coating composition using the same.

Organic-pigment aqueous dispersion, method of producing the same, and colored coating composition and coated article using the same

A method of producing fine particles of metal complex pigment, containing the step of reacting a solution of an alkali metal salt of a ligand that constitutes the metal complex with a solution of salts of a metal that constitutes the metal complex, in the course of a laminar flow in a channel; and a method of producing fine particles of metal complex pigment, containing the step of bringing a solution of an alkali metal salt of a ligand that constitutes the metal complex and a solution of salts of a metal that constitutes the metal complex into contact with each other in a channel having an equivalent diameter of 1 mm or less to form a liquid flow.

Method of producing fine particles of metal complex pigment and dispersion containing fine particles of metal complex pigment obtained by the method

The image forming apparatus includes a recording head which ejects droplets of a liquid onto a recording medium, the liquid containing fine particles of an organic pigment manufactured by the steps of: flowing a solution of an organic pigment dissolved in an alkaline or acidic aqueous medium through a channel which provides a laminar flow; and changing a hydrogen ion exponent (pH) of the solution in a course of the laminar flow.

Image forming apparatus and droplet ejection control method

The inkjet recording apparatus includes: a recording head including nozzles which discharge droplets of ink onto a recording medium for printing, the ink containing fine particles of an organic pigment manufactured by the steps of: flowing a solution of an organic pigment dissolved in an alkaline or acidic aqueous medium through a channel which provides a laminar flow; and changing a hydrogen ion exponent (pH) of the solution in a course of the laminar flow; a computing device which computes a non-operational time period for one of the nozzles; a calculating device which calculates a predicted non-operational time period until a next operation of the one of the nozzles; and a preliminary discharge control device which performs control whereby preliminary discharge of the one of the nozzles is carried out if a total of the non-operational time period and the predicted non-operational time period exceeds a reference time period.

Inkjet recording apparatus

A method of producing a metal phthalocyanine pigment, which contains the step of: allowing an alkali metal salt of phthalocyanine to react with a metal salt, in a solvent which is mainly composed of a sulfur-containing aprotic polar solvent.

Method of producing a metal phthalocyanine pigment

A method of producing an organic pigment dispersion liquid, which has the steps of: providing an alkaline or acidic solution with an organic pigment dissolved therein and an aqueous medium, wherein a polymerizable compound is contained in at least one of the organic pigment solution and the aqueous medium; mixing the organic pigment solution and the aqueous medium; and thereby forming the pigment as fine particles; then polymerizing the polymerizable compound to form a polymer immobile from the pigment fine particles.

Method or producing an organic pigment dispersion liquid and organic pigment fine particles obtained by the method

A method of producing a dispersion of a pigment, comprising: bringing a solution in which an organic pigment is dissolved, and an aqueous medium, into contact with each other in a channel having an equivalent diameter of 1 mm or less, thereby making the pigment into a fine particle thereof, wherein at least one of the solution and the aqueous medium comprises at least one anionic dispersing agent.

Organic pigment fine-particle, and method of producing the same

A method of producing a fine particle of an organic pigment, containing the steps of: flowing a solution of an organic pigment dissolved in an alkaline or acidic aqueous medium, through a channel which provides a laminar flow; and changing a pH of the solution in the course of the laminar flow.

A compound represented by formula (IA):in which (A) represents an ethylene group, a vinylene group or an o-arylene group; Arand Areach represent an aryl group; Rand Reach represent an alkyl group or an aryl group; Rrepresents an alkyl group or an aryl group; Rand Reach represent a halogen atom, an alkyl group, an aryl group, an alkoxy group, an aryloxy group, a dialkylamino group, an N-alkyl-N-arylamino group or a diarylamino group; or Arand R, or Arand Rare taken together either directly or indirectly to form a ring; Ar(R)C&#x2550;CH&#x2014;(CH&#x2550;CH)&#x2014; and Ar(R)C&#x2550;CH&#x2014;(CH&#x2550;CH)&#x2014; are on the 2- or 3-position and the 7- or 8-position of the respective benzene rings; m and n each represent an integer of from 0 to 2; and p and q each represent an integer of from 0 to 3.

Ethylene derivative having a nitrogen-containing 7-membered ring

An ultraviolet-absorbing film comprising a fluorescent brightening agent and having a transmission of the rays of 410 nm or less of 90% or less, wherein the fluorescent brightening agent is represented by the following formula (I):wherein Rand Reach represents a hydrogen atom, an alkyl group or an alkoxyl group; Rand Reach represents an alkyl group; and [A] represents a substituted aryl or substituted ethenyl group.

Ultraviolet-absorbing film containing a fluorescent brightening agent

An analytical element (typically DNA chip) composed of a solid carrier and a group of nucleotide derivatives or their analogues fixed to the solid carrier can be produced by bringing nucleotide derivatives or the analogues having an alkyne group at one terminal into contact with a zero-valent metal film (e.g., silver metal film or copper metal film) placed on the solid carrier.

DNA chip and its preparation

Fluorescent lamp cover and lighting fixture

A process for producing cellulose acetate by acetylation reaction with cellulose as a raw material, wherein acetate is used as an acetylating agent.

Process for producing cellulose acetate

A method of making cellulose polymer solution comprises dissolving a cellulose polymer raw material in a chlorine-free organic solvent system under a high temperature and a high pressure condition belonging to the nearcritical or the supercritical region of the system. By removing the solvent from the thus obtained cellulose polymer solution, cellulose polymer powders are also produced.

Method of producing cellulose polymers

A producing method of a cellulose polymer powder is provided, which comprises dissolving a cellulose polymer by exposure to an organic solvent containing, as the main component, an ester-based solvent having from 2 to 8 carbon atoms, a ketone-based solvent having from 4 to 10 carbon atoms, or an alcohol-based solvent having from 3 to 6 carbon atoms, and carbon dioxide, and then removing the carbon dioxide and the organic solvent from the solution. A producing method of an organic solvent solution of a cellulose polymer is also provided.

Producing method of cellulose polymer

Growing community of inventors

Kanagawa, Japan

Tadahisa Sato