Actinic ray curable ink-jet ink and printed matter

Details Actinic ray curable ink-jet ink and printed matter Actinic ray curable ink-jet ink and printed matter

2007-07-17

2007-07-17

McClendon, Sanza L. (Department: 1711)

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Compositions to be polymerized by wave energy wherein said...

C522S100000, C522S167000, C522S170000, C522S909000, C428S411100, C428S413000, C427S463000, C427S469000, C101S491000

Reexamination Certificate

active

11289689

ABSTRACT:
Disclosed is an actinic ray curable ink-jet ink comprising a cationically polymerizable compound including a cationically polymerizable epoxy compound and a cationically polymerizable oxetane ring-containing compound, wherein the actinic ray curable ink-jet ink contains the cationically polymerizable epoxy compound in an amount of from 35 to 95% by weight based on the total amount of cationically polymerizable compound, the cationically polymerizable epoxy compound having a solubility parameter (sp value) of from 10 to 20, and the cationically polymerizable oxetane ring-containing compound having a solubility parameter (sp value) of from 5 to 8.0, and wherein the actinic ray curable ink-jet ink has a viscosity at 25° C. of 5 to 50 mPa·s.

REFERENCES:
patent: 6232361 (2001-05-01), Laksin et al.
patent: 2004/0019128 (2004-01-01), Kondo
patent: 2005/0170187 (2005-08-01), Ghoshal
patent: 2001-220526 (2001-08-01), None
patent: 2002-188035 (2002-07-01), None
T. Okitsu, “The Okitsu Method,”Secchaku, vol. 38(6) pp. 246-252 (1994).

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