Photosensitive ink composition, cured product, display panel, and method for producing cured product
US12379664B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Nov 20, 2020 |
| Grant date | Aug 5, 2025 |
| Priority date | — |
| Expiry date | Jan 4, 2042 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03F7/031
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A liquid photosensitive ink composition capable of forming a cured product with a high refractive index and a high transparency, a cured product of the photosensitive ink composition, a display panel having a film consisting of the cured product, and a method for producing the cured product using the photosensitive ink composition. In a photosensitive ink composition including a photopolymerizable compound, and a photopolymerization initiator, a sulfide compound having specific structure and a (meth)acrylate compound having specific structure are used as the photopolymerizable compound, and a phosphine oxide compound and an oxime ester compound are used as the photopolymerization initiator.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.