Photochrome Zusammensetzung, Härtbare Zusammensetzung, Optischer Artikel, Linse und Brille
Anmelder: Tokuyama Corporation 🇯🇵
Details
- Veröffentlichungs-Nr.
- EP4778993
- Anmeldetag
- 3. September 2024
- Veröffentlichung
- 20. März 2025
- Rechtsraum
- EP
Abstract
Provided is a photochromic composition containing: a first photochromic compound represented by formula (1); and a second photochromic compound. The second photochromic compound includes at least one selected from the group consisting of: second A photochromic compounds that are represented by formula (1) and that have structures different from that of the first photochromic compound; second B photochromic compounds represented by formula (2); and second C photochromic compounds represented by formula (3). Also provided are a curable composition, an optical article, a lens, and eyeglasses, which all contain the photochromic composition.
Anmelder
- Firma
- Tokuyama Corporation
- Land
- 🇯🇵 Japan
Japanisches Chemieunternehmen mit Sitz in Shunan, gegründet 1918. Produziert unter anderem Spezialchemikalien, Zement und Halbleitermaterialien.
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