| abstract |
(57) [Abstract] [PROBLEMS] To provide a packaging material mainly containing a plastic film, which is capable of sufficiently preventing deterioration of contents due to ultraviolet rays or the like. An ultraviolet blocking layer containing an ultraviolet absorber, An ultraviolet blocking packaging material provided by coating on a base film, wherein the ultraviolet blocking layer is a layer holding an ultraviolet absorber in a three-dimensional matrix of a silane coupling material, The above-mentioned problems have been solved by an ultraviolet blocking packaging material. |