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US 2025/0011527 A1Published application
Modified naphthol resin and preparation method thereof
AssigneeNan Ya Plastics Corporation
InventorsTe-Chao Liao, Chi-Lin Chen, Hung-Yi Chang
Life of this patent
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Abstract
A preparation method of a modified naphthol resin includes the following. A nitration reaction and a hydrogenation reaction are sequentially performed on a naphthol resin to form a modified naphthol resin with an amino group in a structure. A solvent used in the hydrogenation reaction includes tetrahydrofuran, toluene, isopropanol, an amide solvent, or an above-mentioned co-solvent.
Claims10
A preparation method of a modified naphthol resin, comprising:
- sequentially performing a nitration reaction and a hydrogenation reaction on a naphthol resin to form a modified naphthol resin with an amino group in a structure,
- wherein a solvent used in the hydrogenation reaction comprises tetrahydrofuran, toluene, isopropanol, an amide solvent, or an above-mentioned co-solvent.
Dependencies are inferred from the claim text.