BIO-BASED WATER-SOLUBLE FILM INCLUDING STARCH, CARRAGEENAN AND PULLULAN

Fuente: WIPO "tomato"
Disclosed herein is a water-soluble film including a plasticizer and a film-forming resin comprising starch, carrageenan, and pullulan. Starch is present in the film in an amount in a range of about 50 wt.% to about 90 wt.% or in a range of about 1 wt.% to about 30 wt.%, based on the total weight of starch, carrageenan, and pullulan; carrageenan is present in the film in an amount in a range of about 5 wt.% to about 14 wt.%, based on the total weight of the starch, carrageenan, and pullulan. The ratio of starch to the sum of carrageenan and pullulan is in a range of from about 0.01 to about 0.43 or in a range from about 1 to about 9.