COMPOSITION FOR EXTERNAL LAYERS OF FIREPROOF LAYERED MATERIAL Russian patent published in 1996 - IPC

FIELD: industry of artificial leather. SUBSTANCE: composition has, mas. p. : siloxane rubber СКТ, СКТВ, СКТВ-1, СКТФ-803, СКТФВ-2101 100.0; zinc oxide 10-20; ethylsilicate 6.7-7.5; tin octoate 2.5-3.0; finely dispersed aluminium hydroxide 160-190; triethanolamine trimethacrylate 0.3-0.5; triallylisocyanurate 0.9-1.5; lower oxide/oxide of cobalt 1.5-2.0, and benzine 252.0-291.6. Properties: oxygen index is 58-60%, retained fireproof and hermetic sealing at 260 C for 100 hr exploitation, decreased evolution of gaseous products under condition of deep vacuum, increased stability to the bending deformation at positive and negative temperatures. EFFECT: enhanced quality and properties of composition. 1 tbl