Patent ID: 8741349
Filing Date: 2014-06-03
Classification: A01N,A61K,A61P,B01J,C03C,Y10T

Abstract:
1. An antiviral material comprising tungsten oxide composite microparticles having a mean primary particle diameter (D50) in a range of 2 to 100 nm, wherein the microparticles, which are undergone a test to evaluate a virus titer by inoculating on a specimen, to which the microparticles are adhered in a range of not less than 0.01 mg/cm wherein C denotes a virus titer tissue culture infective dose (TCID50) obtained after irradiating an unprocessed specimen with the visible light for 24 hours, and A denotes a virus titer TCID50 obtained after irradiating the specimen having the microparticles with the visible light for 24 hours, wherein the tungsten oxide composite contains at least one element selected from transition metal elements except tungsten in a range of 0.01 to 50 mass %.