Process for the production of homogeneous solutions of polyacrylonitrile-based polymer
US12331170B2 · kind B2 · utility
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4References
18Claims
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Key dates
| Filing date | Mar 27, 2020 |
| Grant date | Jun 17, 2025 |
| Priority date | — |
| Expiry date | May 25, 2042 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08J2433/26
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
The present disclosure relates to a process for producing homogeneous solutions comprising dissolved polyacrylonitrile-based polymer, and a system suitable therefor. The homogeneous polymer solutions produced by the process described herein may be used for producing carbon fiber, typically carbon fiber used in manufacturing composite materials.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.