Phase change inks

Details Phase change inks Phase change inks

2005-11-30

2010-02-09

Shah, Manish S (Department: 2853)

Incremental printing of symbolic information

Ink jet

Fluid or fluid source handling means

C347S088000, C347S103000

Reexamination Certificate

active

07658486

ABSTRACT:
Disclosed is a phase change ink composition including an ink carrier and a colorant, said ink being suitable for use in an indirect printing process wherein the ink is jetted from a printhead onto a heated intermediate transfer member and subsequently transferred from the intermediate transfer member to a final recording substrate, wherein: (a) the ink exhibits the characteristic of being jetted from the printhead onto the intermediate transfer member when the ink at a temperature of about 125° C. or lower; (b) the ink exhibits the characteristic of being jetted without purging from a printer maintained at a standby temperature of about 100° C. or lower; and (c) the ink has a cohesive failure temperature of at least about 56° C.

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Copending U.S. Appl. No. 11/126,745, filed May 11, 2005, entitled “Method of Purification of Polyalkylene Materials,” by San-Ming Yang et al.
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Copending U.S. Appl. No. 11/197,600, filed Aug. 4, 2005, entitled “Processes for Preparing Phase Change Inks”, with the named inventors Frank P. Lee, Raymond W. Wong, and Sheau Van Kao.
Communication Pursuant to Article 94(3) EPC; Application No. 06124135.2—1217, dated Feb. 18, 2009, 6 pages.

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