Actinic radiation cured polyurethane coating for decorative surface coverings
US11046107B2 · kind B2 · utility
1Cited by
7References
21Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 9, 2015 |
| Grant date | Jun 29, 2021 |
| Priority date | — |
| Expiry date | May 7, 2035 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB32B2607/02
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
The present invention is related to decorative surface coverings, in particular floor or wall coverings, exhibiting low VOC emission, comprising one or more adjacent plasticized polyvinyl chloride layers and a polyurethane top-layer, said top-layer being obtained from the actinic irradiation of an aqueous ethylenically unsaturated polyurethane dispersion after evaporation of the water part. The decorative surface coverings comprise a mechanical embossed textured and/or patterned structure.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.