Patent · US Expired

Dentifrice composition including a solvent-free, high molecular weight uncrosslinked terpolymer of maleic anhydride, C.sub.1 -C.sub.4 alkyl ether and isobutylene

US6046291A · kind A · utility

6Cited by
1References
4Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 16, 1998
Grant dateApr 4, 2000
Priority date
Expiry dateJun 16, 2018

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08K5/13
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

This invention relates to a dentifrice composition including a solvent-free, high molecular weight (>1,500,000) uncrosslinked terpolymer of maleic anhydride, a C.sub.1 -C.sub.4 alkyl vinyl ether and isobutylene.

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