| Publication Number | Title | Priority Date |
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| CN-114106324-A | Polyamide acid solution and preparation method and application thereof | 2021-10-25 |
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| KR-102294673-B1 | Method of synthesising resin having hydroxyl and carboxyl functional groups on its side chain, and manufacturing method and applications of ink composition including the resin | 2021-01-26 |
| KR-102348512-B1 | Method of synthesising resin having hydroxyl and carboxyl functional groups on its side chain, and manufacturing method and applications of ink composition including the resin | 2021-01-26 |
| CN-112708134-A | Colorless transparent copolyamide-imide film and preparation method thereof | 2020-12-28 |
| CN-112708134-B | Colorless transparent copolyamide-imide film and preparation method thereof | 2020-12-28 |
| CN-112175182-A | Positive photosensitive polyesteramide resin and composition using same | 2020-09-30 |
| CN-112094410-A | Temperature-resistant polyimide resin containing furan ring and preparation method thereof | 2020-09-21 |
| US-2022064379-A1 | Particle-dispersed polyimide precursor solution, method for producing porous polyimide film, and porous polyimide film | 2020-09-03 |
