Patent · US Expired

Water-free prophylectic paste containing perlite

US5266304A · kind A · utility

25Cited by
16References
13Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 10, 1992
Grant dateNov 30, 1993
Priority date
Expiry dateAug 10, 2012

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61Q11/00
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

The dental care and cleaning composition is a water-free paste containing at least 40% by weight of perlite as a sole and combined cleaning and polishing body, a stabilizer for the perlite in the sense of a controlled particle disintegration during use, a wettening agent for the perlite and at least 40% by weight of propylene glycol The use for the cleaning of teeth yields successively a cleaning and a polishing effect.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.