An aerosol valve having a valve ferrule, a valve stem (12) and at least one valve seal (16), in which the valve seal is impregnated with a physiologically acceptable surfactant. The valves of the invention exhibit improved force-to-fire and improved return force compared to valves containing untreated valve seals.
申请公布号
WO9314005(A1)
申请公布日期
1993.07.22
申请号
WO1993US00081
申请日期
1993.01.06
申请人
MINNESOTA MINING AND MANUFACTURING COMPANY
发明人
GREENLEAF, DAVID, J.;HOWARTH, PETER, H.;JINKS, PHILIP, A.
