一种基于PVB树脂的防腐耐候涂料及其制备方法
By performing high acetalization, hydrophobic grafting, and crosslinking modification on PVB resin, combined with the optimization of composite fillers, the problem of water and alkali resistance of PVB resin-based anti-corrosion and weather-resistant coatings in harsh environments was solved, and the anti-corrosion and weather-resistant effects were improved.
CN122011872BActive Publication Date: 2026-07-17江西天城高新材料有限公司
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Patents(China)
- Current Assignee / Owner
- 江西天城高新材料有限公司
- Filing Date
- 2026-03-04
- Publication Date
- 2026-07-17
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Figure CN122011872B_ABST
Abstract
本发明涉及防腐涂料技术领域，具体涉及一种基于PVB树脂的防腐耐候涂料及其制备方法。本发明制备的防腐耐候涂料由改性PVB树脂、丙烯酸乳液、复合填料、有机硅油、硅烷偶联剂、成膜助剂、光引发剂和去离子水按特定重量份数配比制成；所述复合填料为滑石粉、高岭土、硅灰石粉、有机改性蒙脱土与纳米SiO2的混合物。本发明的防腐耐候涂料通过改性调控PVB树脂分子的结构，结合复合填料的片状阻隔结构与界面强化作用，显著提升涂料耐水耐碱性能，进而强化防腐耐候效果，可在船舶、海洋工程等潮湿、碱性、高盐雾的恶劣环境下长期应用。
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