SINGLE COMPONENT, CHEMICALLY CURING WARM APPLIED SEALANT FOR DURABLE INSULATING GLAZING UNITS

摘要

A single component, chemically curing, warm applied sealant which is applied as an edge sealant for insulating glass (IG) units sealant composition comprising : - 10-40 % by weight of at least a thermoplastic hot melt resin selected from the group consisting of butyl rubbers, polybutenes, polyisobutylene, polyolefins, hydrocarbon resins, bitumens, polyamides, polyesters, thermoplastic elastomers and/or mixtures thereof ; and - 5-30 % by weight of at least an atmospheric curing resin selected from the group consisting of silylated polymers or pre-polymers of polyurethane and polyurea.