ving from two to fifty carbon atoms and wherein R' and R independently also may represent hydrogen, and R may also represent the formula [--Y--(R')(R)NH+ X- ]n wherein R' and R have the foregoing designations, Y represents an alkylene or alkylene ether group having from 2 to 50 carbon atoms and n is an integer of 1 to 5 and X is selected from the group consisting of BF4, PF6, AsF6, SbF6, and BP