Title:
【発明の名称】水性のインクジェット用インクの浸透剤
Document Type and Number:
Japanese Patent JP2714482
Kind Code:
B2
Abstract:
An ink for ink jet printers which comprises an aqueous carrier medium, pigment dispersion or dye and a diol penetrant. The latter is an aliphatic diol having at least 6 carbon atoms, a solubility in water of at least 4.5 parts in 100 parts of water at 25 DEG C. and is selected from the group consisting essentially of: (1) compounds wherein at least 2 carbon atoms are attached as substituents to the main chain, and (2) Hexene [1,2-]diols. The pigment dispersion consists of pigment particles and a dispersant, preferably a polymeric dispersant having a hydrophilic segment and a segment that links to the pigment. These inks exhibit rapid drying, are storage stable, have reliable performance and give images having good print quality.
Inventors:
Matrick, howard
Application Number:
JP50092892A
Publication Date:
February 16, 1998
Filing Date:
June 12, 1992
Export Citation:
Assignee:
E.I.du Pont de Nemours & Company
International Classes:
B41J2/01; B41M5/00; C09D11/00; (IPC1-7): C09D11/00; B41J2/01; B41M5/00
Domestic Patent References:
| JP62112672A | ||||
| JP62169875A | ||||
| JP32286A | ||||
| JP3255171A | ||||
| JP2103274A |
Attorney, Agent or Firm:
Chika Takagi (2 outside)