Dental care compsn. contg. potassium pyrophosphate

摘要

The compsn. contains, by wt., (A) 4.3-7% alkali pyrophosphate, as tartar-preventive, contg. at least 4.3% K4P2O7 alone or mixed with up to 2.7% Na4P2O7, and, as inhibitor against an enzymatic hydrolysis of (A) in saliva, (B) a fluoride ion-donor in an amt. sufficient to supply 25-5000 (800-1500) ppm fluoride ions and (C) 0-3 (0.1-2)% synthetic anionic polymer of polycarboxylate, having mol.wt. 1000-1000000 (30000-500000).