Cementing material modifier as well as preparation method and application thereof

The invention relates to a cementing material modifier as well as a preparation method and application thereof. The raw materials of the modifier comprise the following components in parts by mass: 1000 parts of fly ash, 0.2-2.0 parts of triterpenoid saponin and 1-5 parts of xanthan gum. The preparation method comprises the following steps: mixing the fly ash, the triterpenoid saponin and the xanthan gum in parts by mass in a mixer to obtain the cementing material modifier. The cementing material modifier is applied to building materials. Compared with the prior art, the invention has the advantages of reducing viscosity, adjusting chromatic aberration, improving fluidity or workability and the like. 本发明涉及一种胶凝材料改性剂及其制备方法和应用，该改性剂的原材料包括以下质量份组分：粉煤灰1000份，三萜皂甙0.2-2.0份和黄原胶1-5份。按质量份，将粉煤灰、三萜皂甙和黄原胶在混料机中混合，即可得到胶凝材料改性剂。该胶凝材料应用于建筑材料中。与现有技术相比，本发明具有降低粘性、调整色差、提高流动度或工作性等优点。