Patent ID: 9403348
Filing Date: 2016-08-02
CPC Classification: B32B,C08J,C08L,C09J,Y10T

Claim Text:
1. A biodegradable sheet comprising: an adhesive layer; a base layer formed on the adhesive layer; a resin layer formed on the base layer; and a printed layer formed on the resin layer, wherein at least one layer of the adhesive layer or the resin layer comprises a polylactic acid (PLA) resin, wherein the adhesive layer is formed from a composition that comprises 10 to 40% by weight of the PLA resin and 60 to 90% by weight of a solvent selected from methyl ethyl ketone (MEK), methyl isobutyl ketone (MIBK), acetone, ethyl alcohol, and mixtures thereof, wherein the resin layer comprises 10 to 50 parts by weight of a non-phthalate plasticizer based on 100 parts by weight of the PLA resin.