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一种环保离型纸及其制备方法
InventionUnknown
9Claims · 1 independent
§ Ⅰ
Dossier Overview
Inventor
穆克兢; 陈建龙; 陈朋洋; 陈秋培; 陈选威; 闫振
Filing Date
Jun 30, 2026
Publication Date
Oct 27, 2026
IPC Classification
D21H 27/00 (2006.01)D21H 27/30 (2006.01)D21H 23/22 (2006.01)D21H 23/32 (2006.01)D21H 25/06 (2006.01)D21H 17/24 (2006.01)
本发明涉及离型纸技术领域,具体公开了一种环保离型纸及其制备方法,其组成包括依次层叠的氨基化基纸层、淋膜层和光固化离型层;淋膜层由聚乳酸、聚己二酸‑对苯二甲酸丁二酯、可降解不饱和共聚酯、环氧大豆油、双键改性碳酸钙晶须等组成;光固化离型层包含改性硅油和光引发剂;其制备方法包括对原纸进行壳聚糖浸渍处理获得氨基化基纸,制备双键改性碳酸钙晶须和可降解不饱和共聚酯,将淋膜层各组分干燥、熔融共混造粒,合成含双键与异氰酸酯基的改性硅油,然后熔融挤出淋膜层,涂布离型剂并紫外固化、熟化;本发明通过淋膜层环氧基与纸基氨基反应、层间双键共聚和羟基‑异氰酸酯加成形成化学键合,提高层间结合牢度以及离型纸的结构强度。
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