Flame retardant polyurethane artificial leather and method for manufacturing the same
US10640646B2 · kind B2 · utility
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Key dates
| Filing date | Dec 29, 2017 |
| Grant date | May 5, 2020 |
| Priority date | — |
| Expiry date | Dec 29, 2037 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08L2201/02
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
Provided herein is a flame retardant polyurethane (PU) artificial leather and a method for manufacturing the flame retardant polyurethane (PU) artificial leather, wherein the method may include preparing a microfiber nonwoven fabric material, consecutively forming a polyurethane coating layer and an adhesive layer on one surface of a release paper, and combining the nonwoven fabric material and the release paper.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.