Brother Kogyo Kabushiki-kaisha

Hideji Fukaya

Mitsunori Maeda

Taro Nagano

Ryuji Kato

Yasuhiro Taga

Masaya Fujioka

Ayako Ohishi

Kenjiro Imai

Takayuki Higuchi

Tatsuya Ezaka

Akiko Kodama

There is provided a fixing solution capable of improving fixing property while suppressing odor. The fixing solution includes: an aliphatic dicarboxylic acid ester; a polyethylene glycol alkyl ether; and water. The water is dispersed in the aliphatic dicarboxylic acid ester. The polyethylene glycol alkyl ether has not less than 4 pieces and not more than 12 pieces of an oxyethylene unit.

Fixing liquid

An ink set includes a treatment agent containing fumed silica and a bright pigment ink containing a bright pigment and water. The treatment agent or the bright pigment ink contains urethane resin.

Ink set

A water-based ink for ink-jet recording includes a self-dispersible pigment which is modified with phosphate group, at least one of dextran and a derivative thereof, and water.

Water-based ink for ink-jet recording, water-based ink set for ink-jet recording, and treatment agent

A water-based ink for ink-jet recording includes a self-dispersible pigment modified with carboxylic acid group; water; di-2-ethylhexyl sulfosuccinic acid or salt thereof; and a compound represented by the following general formula (1): 

Water-based ink for ink-jet recording, ink cartridge, ink-jet recording apparatus, and ink-jet recording method

A water-based ink for ink-jet recording includes a self-dispersible pigment which is modified with phosphate group, pullulan or a derivative thereof, and water.

A water-based ink for ink-jet recording includes a self-dispersible pigment modified by phosphate group; water; a water-soluble organic solvent; a N-hydroxy cyclic imide compound; and at least one selected from the group consisting of boric acids, a chelate agent, a reducing sugar and a sugar alcohol.

Water-based ink for ink-jet recording, ink cartridge, and ink-jet recording apparatus

A treatment solution for ink-jet recording includes a solvent which contains at least one of water and a water-soluble organic solvent; and an N-hydroxy cyclic imide compound which is soluble in the solvent.

Treatment solution for ink-jet recording, ink set, ink-jet recording method, and ink-jet recording apparatus

There is provided an image forming apparatus for forming an image on a recording medium, the image forming apparatus including: a first discharge head which discharges, toward the recording medium, an ink containing a coloring agent; a second discharge head which discharges, toward the recording medium, a liquid which improves image quality and which contains a component for coagulating or depositing the coloring agent; an energy emitting device which emits active energy; and a transport mechanism which transports the recording medium to a position opposed to the first discharge head and the second discharge head, wherein: at least one of the ink and the liquid contains a curable substance which is curable by being irradiated with the active energy.

Image forming apparatus and image forming method

A water-based coloring material which colors a medium and which is to be used together with water, the water-based coloring material includes a colorant and polyetheramine represented by chemical formula (1): 

Water-based coloring material, water-based ink for ink-jet recording, ink-jet recording method, and ink-jet recording apparatus

A surface treatment solution for a recording paper on which ink-jet recording is performed with a water-based ink, the surface treatment solution includes calcium alginate which is contained by 0.008 wt % to 0.074 wt % in the surface treatment solution, sodium alginate which is contained by 0.013 wt % to 0.084 wt % in the surface treatment solution, a water-soluble organic solvent, and water.

Growing community of inventors

Nisshin, Japan

Hideji Fukaya