Composition for forming hard coating layer, preparation method of hard coating film, and hard coating film prepared using the same
US11692108B2 · kind B2 · utility
1Cited by
2References
4Claims
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Key dates
| Filing date | Aug 12, 2019 |
| Grant date | Jul 4, 2023 |
| Priority date | — |
| Expiry date | Nov 19, 2039 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/31663
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
Provided is a composition for forming a hard coating layer, which includes an epoxy siloxane resin, a crosslinking agent including a compound having an alicyclic epoxy group, a thermal initiator including a compound represented by a specific chemical formula, a photoinitiator, a fluorine-substituted (meth)acrylate compound, and silica nanoparticles surface-modified with a fluorine compound, and forms a hard coating layer having excellent hardness and antifouling property and suppressing curling.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.