Table 4. Density and Characteristic Times of the Prepared Foams.

foam	density, [kg/m3]	cream time, [s]	gel time, [s]	tack-free time, [s]
reference	38	21	81	130
15RPK	37	12	43	66
30RPK	42	14	30	43
45RPK	39	13	28	44
15RPS	37	17	34	39
30RPS	38	13	27	34
45RPS	42	14	28	30
15RPM	41	18	72	140
30RPM	38	20	60	101
45RPM	43	30	104	178