Method for recycling waste aramid-mica composite paper
US12351982B2 · kind B2 · utility
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1References
10Claims
0Family size
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Key dates
| Filing date | Jul 6, 2022 |
| Grant date | Jul 8, 2025 |
| Priority date | — |
| Expiry date | Jan 20, 2044 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08J2377/00
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
The disclosure relates to resource recycling, and more particularly to a green and efficient method for recycling waste aramid-mica composite paper. The method includes: dissolution of aramid-mica composite paper scraps, separation of mica flakes; phase separation, filtration, recycling of organic solvent and collection of aramid fiber.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.