US Patent 7732042 Laminated glass and interlayer film for laminated glasses

A laminated glass and an interlayer film for laminated glasses are provided, which have the high performance for mitigating the impact given externally and, particularly in the case of using it as glass for vehicles, and which have the high performance for mitigating the impact when a person's head comes into collision with the glass due to the occurrence of a personal accident. Also provided is a laminated glass, wherein at least an interlayer film for laminated glasses and a glass sheet are laminated and unified, Head Injury Criteria (HIC) values, measured according to regulations of European Enhanced Vehicle-safety Committee; EEVC/WG 17, being 1,000 or lower.