Patent ID: 8389032

Claim:
A delivery system, comprising: powder particles comprising a mixture of an encapsulating material, at least one tensile strength modifying agent with at least one active component; wherein the encapsulating material is at least one polymer which is selected from the group consisting of polyvinyl acetate, crosslinked polyvinyl pyrrolidone, polylactic acid, polyhydroxyalkanoates and combinations thereof; the at least one tensile strength modifying agent is a mixture of hydrogenated vegetable oil and at least one filler selected from the group consisting of talc, dicalcium phosphate, calcium carbonate, and combinations thereof, wherein the amount of hydrogenated vegetable oil is from 1% to 5% by weight of the delivery system; wherein the powder particles have an average size from about 125 μm to about 900 μm; and wherein the delivery system has a tensile strength of at least 10,000 psi.