A trend? Civil construction exterior mandating the use of water-based coatings ( A)

Decoration pollution has been a criticism. Both new home renovation and old house renovation, decoration pollution incidents endangering health of family members. Not only that, the campus decoration pollution problem has received extensive attention of the society. In order to put an end to decorate pollution, provide a healthy living environment for family members and children, when consumer is choosing building materials need to be careful. The government also issued relevant policy, actively respond to decorate pollution. Recently, wenzhou housing and construction commission issued documents, asked the city's heavily promoted civil construction using water-based paint and external coating, strengthen the use of water-based paint, banning the use of solvent-based exterior paint and solvent external adhesive, ensure that improve the decoration pollution. According to the above requirement put forward by the wenzhou city housing and construction commission, design unit must strictly carry out the architectural design and decoration design. But construction drawing examination institution at the time of review should strictly check the building design and construction supervision, construction administrative departments should advocate civil building exterior aspects mandating the use of water-based paint. What is the difference between water-based coatings and solvent-based coating? Coating refers to any paint with water as solvent or dispersion medium, can be called a water-based coating. According to the type of binder in the coating, coating generally fall into two categories: natural water-based coatings (natural substances or mineral Such as potassium silicate) Petrochemical and synthetic resin coating ( Such as acrylic resin) 。 Such as latex paint, the paint basically tasteless, less volatile substances, relative environmental protection. And solvent coating is to point to use organic solvent as dispersion medium made of coatings. As is known to all, solvent coating of environmental pollution and energy waste and high cost problem. Cleaning solvent coating construction tools, must use the solvent cleaning, this undoubtedly has a certain influence on the human body and environment.