Multilayer surface covering with expanded supporting layer
US8586146B2 · kind B2 · utility
2Cited by
1References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 9, 2009 |
| Grant date | Nov 19, 2013 |
| Priority date | — |
| Expiry date | Jun 28, 2029 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08J2429/00
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
A method for manufacturing a multilayer surface coating including a PVC expanded surface layer is provided. The method includes the step of applying an aqueous composition including polyvinyl alcohol to the bottom portion of said supporting layer prior to the step of expanding said supporting layer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.