Patent ID: 8637126

Claim:
A product in the form of a cup comprising a laminate forming moisture barriers, said laminate comprising: a paperboard substrate having a separate interior product facing surface and a separate exterior surface; a first moisture protectant layer is coated directly only on said interior surface of said paperboard substrate and comprising at least one biodegradable polyester polymer, wherein the first moisture protectant layer has a coat weight of from 5 to 30 lbs/3000 ft 2 ; and a second moisture protectant layer is coated directly only on said exterior surface of said paperboard substrate and comprising at least one biodegradable polyester polymer, wherein the second moisture protectant layer has a coat weight of from 5 to 30 lbs/3000 ft 2 and is separate from the first moisture protectant layer coated on and directly adhered to said interior surface of said substrate.