催化剂及使用该催化剂制备α-甲基苯乙稀液体树脂的方法

By using a catalyst to prepare α-methylstyrene liquid resin, the problem of high cost of low-temperature tackifying resin was solved, and the preparation of liquid resin with excellent low-temperature performance was achieved, thus expanding the application range of hot melt pressure-sensitive adhesives.

CN117024644BActive Publication Date: 2026-07-17PUYANG BINDER CHEM CO LTD

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
PUYANG BINDER CHEM CO LTD
Filing Date
2023-08-14
Publication Date
2026-07-17
Patent Text Reader

Abstract

本发明提供了一种催化剂及使用该催化剂制备α‑甲基苯乙稀液体树脂的方法。该催化剂采用N,N‑二甲基甲酰胺、甲酸、均苯三甲酸、ZrOCl2·8H2O为主要原料分三步处理,获取强酸催化剂。该催化剂具有极高的比表面积,实现了非均相催化反应,利于催化剂分离实现多次反复使用;且催化剂活性高,反应条件温和。本发明本发明采用生产苯酚、丙酮的副产物α‑甲基苯乙稀作为主要原料,有效的降低了生产成本,同时副产物回收再利用,拓宽了α‑甲基苯乙稀的应用领域。且制得的液体树脂安全环保,抗氧化性好,耐低温性能优异,可在寒冷冬季正常使用,粘度和色度佳,应用范围广。
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