Optical brightening compositions for high quality ink jet printing
US9415620B2 · kind B2 · utility
0Cited by
2References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 2, 2015 |
| Grant date | Aug 16, 2016 |
| Priority date | — |
| Expiry date | Mar 2, 2035 |
Classification
- Technology area (CPC D)Textiles; Paper
- CPC primaryD21H21/30
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
The instant invention relates to improved liquid sizing compositions comprising derivatives of diaminostilbene, binders, protective polymers and divalent metal salts for the optical brightening of substrates suitable for high quality ink jet printing.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.