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纳米无定形C-S-H凝胶颗粒及其结构表征

崔素萍 郭红霞 王辰 王子明

硅酸盐通报2012,Vol.31Issue(3):531-534,4.
硅酸盐通报2012,Vol.31Issue(3):531-534,4.

纳米无定形C-S-H凝胶颗粒及其结构表征

Synthesis and Characterization of Amorphous Calcium-silieate Hydrate (C-S-H) Nanoparticles

崔素萍 1郭红霞 1王辰 1王子明1

作者信息

  • 1. 北京工业大学材料科学与工程学院,北京100124
  • 折叠

摘要

Abstract

The calcium-silieate hydrate (C-S-H) particles were synthesized by precipitation of CaCl2 and water glass in solution at room temperature. The composition and structure of the prepared C-S-H particles were characterized by SEM,FTIR,XRD,XRF and TEM methods. The results showed that the C-S-H gel particles were spherical nanoparticles with diameter in 15-25 nm, and aggregated in amorphous phase with pH value less than 12. While the particles showed semi-crystalline phase with pH higher than 12 and a few of monocrystalline formed with higher ratio of calcium to silicone ( C/S).

关键词

水化硅酸钙(C-S-H)/凝胶颗粒/钙硅比(C/S)

Key words

clcium-slicate hdrate( C-S-H) /gel particles/the ratio of calcium to silicone (C/S)

分类

通用工业技术

引用本文复制引用

崔素萍,郭红霞,王辰,王子明..纳米无定形C-S-H凝胶颗粒及其结构表征[J].硅酸盐通报,2012,31(3):531-534,4.

基金项目

新世纪百千万人才项目资助 ()

硅酸盐通报

OA北大核心CSCDCSTPCD

1001-1625

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