Daniel J Laird

US Patent:

20120176443, Jul 12, 2012

Filed:

Sep 29, 2010

Appl. No.:

13/496531

Inventors:

Casey Robertson - Romeoville IL, US
Daniel William Laird - North Aurora IL, US
Christopher Cocklan - Clarendon Hills IL, US
Fengfei Xiao - Northbrook IL, US
Sumana Sharmin - Schaumburg IL, US
Edward Westfall - Bolingbrook IL, US
Anthony Selmeczy - West Chicago IL, US

International Classification:

B41J 2/015
C08K 5/07
B41J 2/17
C08K 5/435

US Classification:

347 20, 524169, 524364, 347 86

Abstract:

A thermal ink jet ink composition include a volatile organic solvent, a binder resin, a dye, a humectant in an amount less than 40% by weight of the thermal ink jet ink composition, and an additive for extending the decap time. The additive is present in an amount greater than 0.1% by weight of the thermal ink jet ink composition. The additive is selected from plasticizers, surfactants, aliphatic hydrocarbons, drying oils and mixtures thereof. The additive does not phase separate from the ink jet composition during application of the ink to a substrate in thermal ink jet printing.