Patent ID: 8026301

Claim:
A biodegradable polymer composition comprising a mixture of (i) a polymer selected from the group consisting of polyethylene, polypropylene, polystyrene, and polyvinyl chloride, (ii) cellulose, (iii) a nitrogen-containing compound, (iv) a nutrient selected from the group consisting of blue-green algae and yeast, and (v) water, wherein the amount of the polymer used is in the range from 90 to 99% by weight of the composition, the amount of cellulose used is in the range from 0.35 to 3.50% by weight of the composition, the amount of nitrogen-containing compound used is in the range from 0.15 to 1.50% by weight of the composition, the amount of nutrient used is in the range from 0.30 to 3.0% by weight of the composition, and the amount of water used is in the range of 0.20 to 2.0% by weight of the composition.