ALEXANDRIA, Va., Aug. 6 -- United States Patent no. 12,378,452, issued on Aug. 5, was assigned to SIKA TECHNOLOGY AG (Baar, Switzerland).
"Latent epoxy-amine composition for CIPP application" was invented by Jean-Louis Rossignol (Jouy le moutier, France), Arnaud Zuretti (Cergy, France), Fleur Chaignon-Lesetre (Serifontaine, France) and Anthony Grohar (Clichy, France).
According to the abstract* released by the U.S. Patent & Trademark Office: "A two-component epoxy resin composition, made of: a resin component including: at least one epoxy resin that contains on average more than one epoxy group per molecule; up to 25 wt.-% of at least one epoxy-functional reactive diluent having one or two epoxy groups per molecule; and a hardener compone...