Method of aqueous ink printing on an ink absorbing layer being coated on a substrate
US5132146A · kind A · utility
12Cited by
2References
4Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 5, 1990 |
| Grant date | Jul 21, 1992 |
| Priority date | — |
| Expiry date | Nov 5, 2010 |
Classification
- Technology area (CPC D)Textiles; Paper
- CPC primaryD21H19/52
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
The present invention relates to a method of aqueous printing on a recording medium for ink, the recording medium having an excellent ink absorbing property and a markedly excellent waterproof property, the method characterized in that the recording medium comprises a substrate containing a composition which comprises polyvinyl alcohol, chitosan and an aldehyde compound.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.