Phase change ink formulations, colorant formulations, and methods of forming colorants
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United States of America Patent
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Jul 26, 2011
Grant Date -
Apr 17, 2008
app pub date -
Dec 14, 2007
filing date -
Jun 28, 1996
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Abstract
A compound having the formulacomprises a chromophore that absorbs light from the visible wavelength range, and wherein n is an integer of at least 12. A solid phase change ink composition is also disclosed containing a colorant comprising a chromophore that absorbs light from the visible wavelength range and has the formula, Z, and the carbonyl can be comprised by a common ring, and wherein n is an integer of at least 12. Also disclosed is a method of forming a colorant wherein a first compound having the formulawherein n is an integer of at least 12 to form a third compound having the formulawherein the third compound comprises a chromophore that absorbs light from the visible wavelength range.
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