PVC-free surface covering
US10174192B2 · kind B2 · utility
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1References
21Claims
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Key dates
| Filing date | Dec 20, 2013 |
| Grant date | Jan 8, 2019 |
| Priority date | — |
| Expiry date | Dec 20, 2033 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08L2207/04
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
A PVC-free surface covering comprises at least one layer of a thermoplastic composition. The composition comprises a polymer matrix and at least one filler. The polymer matrix comprises at least one ionomer and/or at least one acid copolymer; and at least one styrenic thermoplastic polymer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.