UNIVERSAL SEALING GLUING TWO-COMPONENT COMPOSITE (VARIANTS) Russian patent published in 2003 - IPC

FIELD: building materials, glues. SUBSTANCE: invention relates to sealing glues widely used for sealing and gluing different articles, constructions in carrying out different building and repairing works. Two-component composite comprises the main component as urethane prepolymer based on polyethers, laprols and 2,4-2,6-toluylenediisocyanate with content of NCO-groups 1.8-3.0 wt.-% and the second component as hardening paste comprising chloroparaffin, chalk, kaoline, diethylene glycol, oleic acid, triethanolamine, mixture of aerosil and white pigment or mixture of hydrated lime, aerosil and carbon suspension in dialkylphthalate. The composite shows enhanced working life, broad range of working temperature, high strength, adhesion and elastic properties. EFFECT: improved and valuable properties of composite. 2 cl, 2 tbl