Triazine ring-containing polymer, and thermoplastic article and optical part including same
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United States of America Patent
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Nov 14, 2023
Grant Date -
Jun 3, 2021
app pub date -
Dec 3, 2020
filing date -
Dec 3, 2019
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Abstract
Disclosed are a triazine ring-containing polymer having a repeating unit that comprises a structural unit derived from a triazinedithiol compound, the triazine ring-containing polymer having a yellowness index of less than 3 and comprising terminal SH groups, wherein at least a portion of the SH groups are capped with a hydrocarbon group, and a number of the SH groups in the triazine ring-containing polymer is less than about 1×1018 per gram of the polymer, and a thermoplastic article and optical part including the polymer.
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