Surfactant

Significantly or even slightly increased. With silica gel, when the concentration increased from 0-1.5%, the tensile strength also decreased from 17.1 mN/m to 16.4 mN/m. However, when it increased to 2%, the SCBM of the solution tended to increase again. At a concentration of 2% by mass of silica ...

1.1.2. Water film forming foaming agent Aqueous film forming foam (AFFF) was researched and developed since 1960 as a highly effective fire extinguishing agent, used for fires involving flammable liquids that are insoluble in water such as gasoline, oil, etc. [24]. The application of aqueous film ...