Composition for protection layer and thermal recording material
US9597912B2 · kind B2 · utility
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Key dates
| Filing date | Mar 27, 2014 |
| Grant date | Mar 21, 2017 |
| Priority date | — |
| Expiry date | Mar 27, 2034 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08K5/21
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
A composition for a protection layer of a thermal recording material includes emulsion (A) and non-crosslinkable urea compound (B), and emulsion (A) has a pH of 6 or more, and contains copolymer resin (a) produced by copolymerizing reactive monomer component (a′) containing at least a vinyl monomer component having a carboxyl group and a vinyl monomer component that is copolymerizable with the vinyl monomer component having a carboxyl group.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.