POLYMER-SOLUBLE MIXTURE Russian patent published in 1995 - IPC

FIELD: building materials. SUBSTANCE: polymer-soluble mixture has, wt. -% : epoxide diane resin 41.21-41.94; polyethylene polyamine 5.25-6.87; polytrifluorochloroethylene F-(CF₂-CFCl)₃-F 0.38-0.41, and calcium oxide - the rest. Limit shift stress of mixture at 20 C is 10² Pa, after hardening for 15 and 35 min values are up to 6.1 and 660.7, respectively; stability coefficient in working mixture of acids for chemical polishing of glass after 28 and 90 days exposition - up to 1.15. EFFECT: enhanced quality of mixture. 2 tbl