polymeric formulations which contain aqueous dispersions of acrylic monomers and copolymers and modified polyethylene terephthalate resin are disclosed which are useful as a coating system or treatment for imparting water , oil and grease resistance to underlying cellulosic substrates . the formulations do not contain any fluorochemicals , polyethylene or wax . moreover , the formulations provide water , oil and grease resistance properties that are an improvement in the art to known coatings and treatments which contain polyethylene and or wax for water , oil and grease resistance . these coatings can also impart improved anti - wicking properties over the existing art . these formulations have interest as they contain components that are permitted to come into direct contact with food products . therefore , the formulations of the present invention are ideal for use as coatings for paper and paperboard , including paper packaging such as that utilized in food wrappers , food containers , food receptacles , etc . in addition , because these formulations do not contain fluorochemicals , polyethylene or wax the resulting paper products can be recycled and repulped .