Patent ID: 6214452
Filing Date: 2001-04-10
Classification: C08J,C08L,Y10T

Abstract:
A plastic foil made from a solution of a starch, wherein the solution is of low salt content and the starch comprises:at least 60% of amylose having a plurality of glucose molecules;a median molecular weight between about 10.sup.5 to about 2.times.10.sup.7 g/mol;a degree of substitution from about 0.1 to about 0.5;a substantially uniform substituent distribution between the C.sub.2 /C.sub.3 and C.sub.6 bond sites of a glucose molecule;a polydispersity from about 2 to about 8;a predominantly amorphous structure of low crystalline proportion and particles of a size not exceeding 400 nm.