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一种温变颜料以及基于温变颜料的印花工艺
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12Claims · 4 independent
§ Ⅰ
Dossier Overview
Inventor
张国华; 张香芝; 何龙; 陈浩
IPC Classification
C09K 9/02 (2006.01)D06P 1/52 (2006.01)D06P 1/642 (2006.01)D06P 1/651 (2006.01)D06P 1/613 (2006.01)D06P 1/50 (2006.01)D06P 1/673 (2006.01)D06P 1/649 (2006.01)D06P 3/60 (2006.01)D06P 5/30 (2006.01)
本发明提供一种温变颜料及其基于温变颜料的印花工艺。所述印花工艺包括以下步骤:1)将稳定剂、增强剂、耐洗剂和手感改良剂加入水中混合均匀,在搅拌的条件下加入水性聚氨酯‑有机硅共聚树脂粘合剂,最后加入改性温变微胶囊,得到变温颜料油墨;2)将棉麻面料依次进行预处理、丝网印花、预烘、烘焙固化和后处理,完成棉麻面料印花。本发明耐洗剂与水性聚氨酯‑有机硅共聚树脂粘合剂中的羧基形成三维网络,增强剂填充网络孔隙提升致密性,通过耐洗剂与增强剂构建的化学‑物理交联网络,此外,基于特定的温变颜料,丝网印花后依次进行预烘、烘焙固化和后处理,通过阶梯固化和微波后整理,实现低温交联,提升印花的长期稳定性。
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