Coating composition for printing paper
US11718119B2 · kind B2 · utility
0Cited by
5References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 11, 2019 |
| Grant date | Aug 8, 2023 |
| Priority date | — |
| Expiry date | Oct 11, 2039 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08K2003/2227
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
A coating composition for a base paper is described. The coating composition comprises a porous clay and an ink pigment fixation agent. The porous clay comprises an alumina-silicate, and has a surface area from 100 m2/g to 400 m2/g.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.