Thioxanthone derivatives, composition comprising the same and pattern forming method comprising said composition
US12398152B2 · kind B2 · utility
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10References
16Claims
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Key dates
| Filing date | Jul 18, 2019 |
| Grant date | Aug 26, 2025 |
| Priority date | — |
| Expiry date | Nov 6, 2042 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D495/10
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Latent photoinitiator compounds are described, as well as compositions containing such compounds and their uses in photoinitiated methods for producing photoresist structures.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.