7139 Structure of acid glass, plastic, production of raw materials imported from Japan, 7139. 
 Features: 1:7139 for the high-performance single-component acid curing silicone sealant, high strength, fast curing, translucent does not change color. 
 2: glass, ceramics and good adhesion. 
 3: Excellent weather aging resistance, weather conditions are usually the life of 50 years. 
 4: resistance to engage in low-temperature performance, in -40 degrees - 150 degrees range of performance changed little. 
 Applies to: 1: Glass assembly, sealing and installation of glass doors and windows. 
 2: point-and full-transparent glass in structural applications. 
 3: large plate glass, lighting glass roof structural engineering, bonding seal. 
 4: glass joints sealed and many other uses.