METHOD OF TREATING SURFACE OF OUTDOOR ARTICLE

摘要

A method of treating an outdoor article which comprises forming athin coating on the surface of a hydrophobic synthetic resin coating of an outdoor article by treating the surface with a surface treatment comprising 0.01 - 100 parts by weight of a silane compound (A) having a silanol group formed by hydrolyzing a tetraalkoxysilane or oligomer thereof and 100 parts by weight of a medium. It can prevent streaky stain from occurring in the part where raindrops gather and flow , such as the lower part of a window frame of a building.