| 摘要 |
FIELD: BINDING AGENT COMPOSITION. ^ SUBSTANCE: claimed binding agent includes sulfur, dicyclopentadiene, fine dispersed filler, such as waste from neutralization containing (mass %) SiO2 38.56; Al2O3 2.3; Fe2O3 37.0; CaO 10.0; MgO 2.0; S 10; Cu 0.12; Co 0.016 in the next component ratio (mass %): sulfur 45.0-50.0; dicyclopentadiene 2.3-2.5; and balance: said waste. ^ EFFECT: environmental friendly binding agent of low cost, low water absorption, high chemical resistance, without losses of strength of prepared articles. ^ 1 tbl |
