Phase change ink formulation including malic acid derivatives as amorphous materials
US8747536B1 · kind B1 · utility
Assignee
Inventors
Key dates
| Filing date | Jan 31, 2013 |
| Grant date | Jun 10, 2014 |
| Priority date | — |
| Expiry date | Jan 31, 2033 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09D11/34
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A phase change ink composition suitable for ink jet printing, including printing on coated paper substrates. The present embodiments provide an ink composition including a component that is substantially amorphous, the component comprising at least one non-ester material and at least one ester of malic acid having a formula ofwherein R1 and R2 each, independently of the other, is an alkyl group, and further wherein the alkyl portion can be straight, branched or cyclic, saturated or unsaturated, substituted or unsubstituted, having from 1 to about 40 carbon atoms, an substituted or unsubstituted aromatic or heteroaromatic group, and mixtures thereof.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.