Production of composite materials made of film, solid adhesive polymer, and a polyurethane layer
US11850835B2 · kind B2 · utility
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2References
13Claims
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Key dates
| Filing date | Aug 14, 2018 |
| Grant date | Dec 26, 2023 |
| Priority date | — |
| Expiry date | Jul 30, 2040 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08J2377/00
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
Provided herein is a process for the preparation of multilayered composite materials, and also multilayered composite materials which can be obtained according to this process.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.