A dentifrice for desensitizing sensitive teeth wherein a potassium salt of a synthetic anionic polymer is present to close off subsequent penetration of pain to dental pulp.
申请公布号
US5374417(A)
申请公布日期
1994.12.20
申请号
US19930132590
申请日期
1993.10.06
申请人
COLGATE PALMOLIVE COMPANY
发明人
NORFLEET, JAMES;CARTER, WILLIE J.;FRANKEL, MATTHEW J.;GAFFAR, ABDUL