POLYMER-CONCRETE MIXTURE FOR MAKING OF DECORATIVE FACING TILES Russian patent published in 1995 - IPC

FIELD: building materials. SUBSTANCE: polymer-concrete mixture has, mas. p. : epoxide diane resin 20; polyethylenepolyamine 5-9; filler - waste of coal mining - burnt rocks or ash slag - 300-600; hardening agent on the basis of condensation product of phenol, formalin and ethylenediamine 3-15. Compression strength of tile made is 67-84 MPa, time of strengthening is 6-19 h. EFFECT: enhanced quality of mixture. 1 tbl