首页>
外国专利>
AQUEOUS COMPOSITION FOR PRETREATING A METAL SURFACE BEFORE APPLYING ANOTHER COATING OR FOR TREATING SAID SURFACE
AQUEOUS COMPOSITION FOR PRETREATING A METAL SURFACE BEFORE APPLYING ANOTHER COATING OR FOR TREATING SAID SURFACE
展开▼
机译:用于在涂覆另一种涂层之前对金属表面进行预处理或对所述表面进行处理的水性组合物
展开▼
页面导航
摘要
著录项
相似文献
摘要
The present invention relates to an aqueous composition for pretreating a metallic surface before further coating or for treating said surface. The aqueous composition is obtained by adding a) at least [one] sodium, potassium, and/or ammonium water glass and b) at least one silane to water. The quantity ratio of a) to b), in each case including the resulting reaction products, is preferably in the range of 0.1:1 to 2:1.
展开▼