Modification effects of carboxymethyl starch on fresh mortar and hardenedmortar were examined.
研究了羧甲基淀粉对新拌砂浆和硬化砂浆的改性效果。
2
This paper deals with modifying effects of hydroxyethyl methylcellulose on both fresh and hardenedmortar.
研究了羟乙基甲基纤维素对新拌砂浆和硬化砂浆的改性效果。
3
High range mortar plasticizer is a new special additive for cement mortar. Its addition can not only obviously improve performance of fresh mortar but also increase performance of hardenedmortar.