SEALING POLYMER COMPOSITION Russian patent published in 2007 - IPC C08L67/06 C09K3/10 

FIELD: polymer materials.

SUBSTANCE: invention provides polymer composition for sealing functional joints of aerodrome and road cement-concrete carpets subjected to important loading effects and temperature fluctuations. Composition contains, wt %: unsaturated polyether composition having reactive terminal hydroxyl groups as polymeric binder 56-58, liquid tolylene diisocyanate as curing agent 7-9, dibutyl phthalate as plasticizer 0.8-1, ground marble calcite as filler 26-28, agidol-21 antioxidant 1-2, burnt lime as antipore agent 1.5-2, industrial-grade vaseline or lithol 1-2, and drying catalyst (SZh1P-35) 1.4-1.5, proposed composition containing no organic solvents.

EFFECT: improved performance characteristics of composition and reduced cost.

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