With more than 55 years serving the automotive industry, U.S. Chemical & Plastics sets the standard for formulating and manufacturing high performance repair, refinish, appearance and accessory products. Professionals like you depend on USC for quality and value in aftermarket products such as fillers, putties, fiberglass repair, masking, paints, coatings, adhesives, truck bed liners, aerosols, abrasives, and accessory products.