Abstract: Disclosed herein is a coating agent containing a synthetic organically-modified clay comprising a synthetic clay and an organic modification agent, a resin, and an organic solvent, wherein the organic solvent is contained in an amount within the range of 5-70 parts by weight with respect to 30 parts by weight of the resin, and contains at least two selected from the group consisting of toluene, xylene, and ethylbenzene; a protective film using the same; and a product provided with the protective film.

Abstract: The present invention addresses the problem of providing: a coating agent which is capable of tightly adhering to the surface of lacquerware with sufficient strength by a low-temperature treatment, has hard coat properties and resistance to washing by a dishwasher and the like, is transparent, and has ultraviolet resistance and ultraviolet blocking properties; a protective film using the same; and a product provided with the protective film. The present invention pertains to: a coating agent containing a synthetic or—ganically-modified clay comprising a synthetic clay and an organic modification agent, a resin, and an organic solvent, wherein the organic solvent is contained in an amount within the range of 5-70 parts by weight with respect to 30 parts by weight of the resin, and contains at least two selected from the group consisting of toluene, xylene, and ethylbenzene; a protective film using the same; and a product provided with the protective film.