Title:
CONDENSATION RESISTANT KETONE-BASED INKJET INKS
Document Type and Number:
WIPO Patent Application WO/2023/150091
Kind Code:
A3
Abstract:
Embodiment of the present invention relate to a continuous inkjet ink composition which uses a higher order ketone solvent or solvents (ketones having 5 or more carbon atoms) in place or more hazardous solvents such as methyl ethyl ketone and a secondary solvent with a higher derived no effect inhalation level greater than 200 mg/m3 such as ethanol. These ink compositions contain a combination of resins including a cellulose resin and a polyurethane resin or an acrylic resin, with an optional third resin. A colorant (i.e., a dye, preferably a conductive dye) also is included.
Inventors:
XUE ZHENG (US)
KOZEE MICHAEL (US)
ZHU LINFANG (US)
KOZEE MICHAEL (US)
ZHU LINFANG (US)
Application Number:
PCT/US2023/011927
Publication Date:
September 28, 2023
Filing Date:
January 31, 2023
Export Citation:
Assignee:
VIDEOJET TECHNOLOGIES INC (US)
International Classes:
C09D11/322; C08L75/04; C08L83/04; C09D11/033; C09D11/037
Domestic Patent References:
| WO2018191468A1 | 2018-10-18 |
Foreign References:
| US20190189905A1 | 2019-06-20 | |||
| US5652286A | 1997-07-29 | |||
| US20130278689A1 | 2013-10-24 |
Attorney, Agent or Firm:
WOLTER, Robert, L. et al. (US)
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