Topcoat compositions, coated substrates, and related methods
US10486450B2 · kind B2 · utility
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33References
15Claims
0Family size
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Key dates
| Filing date | Dec 7, 2017 |
| Grant date | Nov 26, 2019 |
| Priority date | — |
| Expiry date | Mar 30, 2038 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08L2312/00
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
An aqueous based topcoating formulation is provided to coat various substrates such as those used in offset and electrographic printing devices. The water based coating formulation includes ethylene acrylic acid copolymer, polyethyleneimine, and a suitable crosslinker. The formulation exhibits excellent adhesion to substrates and excellent anchorage with different printing inks.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.