T/ZZB 0155-2021 Water-based multi-color coating for exterior walls
T/ZZB 0155-2021 Water-based multi-color coating for exterior walls
Basic Information
Scope
Main technical content: This document specifies the classification, basic requirements, technical requirements, application requirements, test methods, inspection rules, marking, packaging and storage, quality commitments, etc. of water-based multicolor coatings for building exterior walls. This document is applicable to water-based multicolor coatings prepared by stably dispersing particles of various shapes and sizes, such as water-based gels, in water-based film-forming substances (such as synthetic resin emulsions, etc.). The composite coating formed by this coating (main coating) and primer, intermediate coating, and topcoat has a decorative effect of granite natural stone or wallpaper, and is mainly used for decoration and protection of building exteriors.