Flexible packaging printing ink
US5658968A · kind A · utility
7Cited by
9References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 9, 1996 |
| Grant date | Aug 19, 1997 |
| Priority date | — |
| Expiry date | Dec 9, 2016 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09D11/02
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
An improved flexible packaging ink comprising a polyamide resin prepared by condensing a dibasic acid mixture with a diamine mixture, a pigment, nitrocellulose and a solvent, wherein the improvement comprises, a polyamide resin containing a monobasic acid and adding a dimerized rosin.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.