Patent ID: 8067321
Filing Date: 2011-11-29
Classification: A23B,A23C,A23L,C01B,C03C

Abstract:
1. A borate-modified potassium-containing polyphosphate glass composition, wherein said polyphosphate glass composition is represented as comprising M 2 O, B 2 O 3 , and P 2 O 5 , wherein M is at least K, and has a mole % M-as-K that is at least about 50%, a concentration of B 2 O 3 that is at least about 0.07 mole % and no greater than about 3.3 mole %, a M/P mole ratio that is at least about 0.90 and no greater than about 1.60, and wherein no more than about 10% by weight of said polyphosphate glass composition is insoluble in room temperature water.