Polyamic acid having specific composition, varnish, cured product, and composite material
US12305003B2 · kind B2 · utility
0Cited by
6References
13Claims
0Family size
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Key dates
| Filing date | Mar 5, 2021 |
| Grant date | May 20, 2025 |
| Priority date | — |
| Expiry date | Aug 25, 2041 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08J2379/08
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
[Solution] The present invention provides an amide acid oligomer which has specific composition and which is capable of providing a cured product having excellent physical properties, in particular, an excellent glass transition temperature, etc.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.