EP3536730A1 - AQUEOUS POLYHYDROXYURETHANE RESIN DISPERSION, METHOD FOR PRODUCING SAID AQUEOUS DISPERSION, GAS-BARRIER RESIN FILM PRODUCED USING SAID AQUEOUS DISPERSION, AQUEOUS POLYHYDROXYURETHANE RESIN DISPERSION COMPOSITION CONTAINING CLAY MINERAL, GAS-BARRIER COATING AGENT COMPRISING SAID COMPOSITION, AND GAS-BARRIER RESIN FILM | Patent Bear