Marking compound
US9375965B2 · kind B2 · utility
1Cited by
2References
9Claims
0Family size
Inventors
Key dates
| Filing date | Aug 12, 2011 |
| Grant date | Jun 28, 2016 |
| Priority date | — |
| Expiry date | Aug 12, 2031 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09D11/50
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
Water soluble marking compounds comprising a transition metal oxyanion and at least one ammonium cation, comprising a nitrogen atom at least one further group selected from the group consisting of OH, COOH, NH2, NHC1-5 alkyl, and N(C1-5 alkyl)2, wherein the two C1-5 alkyl may be the same type of alkyl or different alkyls, may be used to obtain clear imageable coatings.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.