可电沉积的涂料组合物
By using an electrodepositable coating composition comprising an addition polymer and a film-forming polymer containing ionic salt groups, the shortcomings of coatings in pit control and edge coverage are solved, achieving a higher quality coating effect.
CN117222711BActive Publication Date: 2026-07-17PPG INDUSTRIES OHIO INC
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Patents(China)
- Current Assignee / Owner
- PPG INDUSTRIES OHIO INC
- Filing Date
- 2022-03-04
- Publication Date
- 2026-07-17
AI Technical Summary
Technical Problem
Existing electrodeposition coating compositions are inadequate in terms of pit control and edge coverage, making it difficult to meet the requirements for high-quality coating.
Method used
An electrodeposable coating composition comprising an addition polymer, a film-forming polymer containing ionic salt groups, and a curing agent is formed through a two-stage polymerization process, ensuring the stability and coverage of the coating deposition on a conductive substrate.
Benefits of technology
It improves the control of pits and edge coverage of the coating on conductive substrates, and enhances the corrosion resistance and coating effect of the coating.
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Smart Images
Figure CN117222711B_ABST
Abstract
本公开涉及一种可电沉积的涂料组合物，其包含：加成聚合物，所述加成聚合物包含聚合物分散剂和第二阶段烯属不饱和单体组合物的聚合产物，所述第二阶段烯属不饱和单体组合物包含第二阶段(甲基)丙烯酰胺单体；不同于所述加成聚合物的含离子盐基团的成膜聚合物；以及固化剂。还公开了涂料、经涂覆的基材和涂覆基材的方法。
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