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US 11,078,363 B2Granted
Optical material composition
AssigneeMitsubishi Gas Chemical Company, Inc.
InventorsYoshihiko Nishimori, Yosuke Imagawa, Kouhei Takemura, Hiroshi Horikoshi, Yoshiaki Yamamoto
Life of this patent
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Abstract
Provided an optical material composition which makes it possible to design an optical material exhibiting a broad range of properties. This optical material composition contains a compound (A) represented by formula (1) and a polythiol (a), and does not contain 1,2,3,5,6-pentathiepane (b).
Claims8
An optical material composition, which comprises a compound (A) represented by the following formula (1) and a polythiol (a), and does not comprise 1,2,3,5,6-pentathiepane (b)
- wherein the content of the compound (A) is 20% to 80% by mass relative to the total mass of the composition.
Dependencies are inferred from the claim text.