Patent ID: 8901210

Claim:
A biodegradable material precursor, consisting of: 100 parts by weight of a biodegradable polymer; and 0.1 to 50 parts by weight of a plasticizer; wherein said plasticizer comprises 100 parts by weight of a bio-molecule and 0.1 to 1000 parts by weight of a precursor monomer or oligomer of the biodegradable polymer, water or mixtures thereof; said bio-molecule and said precursor monomer or oligomer of the biodegradable polymer, water or the mixture thereof is thermal-treated at 50 to 160° C. after mixing; said bio-molecule is selected from the group consisting of vegetable gelatin, animal protein, agar, chitosan, hyaluronic acid or mixtures thereof; and said biodegradable polymer is selected from the group consisting of biodegradable polyester, biodegradable polyethylene or copolymers thereof.