Composition for preparing article containing poly(imide-amide), method of preparing the same, and article containing poly(imide-amide)
US10072180B2 · kind B2 · utility
1Cited by
5References
11Claims
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Key dates
| Filing date | Jun 19, 2015 |
| Grant date | Sep 11, 2018 |
| Priority date | — |
| Expiry date | Jun 19, 2035 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08G73/14
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
A composition for preparing an article including a poly(imide-amide) copolymer, the composition including (i) a copolymer obtained by reacting a tetracarboxylic acid dianhydride represented by Chemical Formula 1, a diamine represented by Chemical Formula 2, and a carboxylic acid dichloride to form a reaction product, followed by removing hydrochloric acid from the reaction product, (ii) an acid anhydride, and (iii) a solvent:
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.