A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
The invention discloses durable recycled aggregate concrete and a preparation method thereof. The durable recycled aggregate concrete is prepared from the following raw materials in parts by mass: 110 to 130 parts of modified recycled coarse aggregate, 48 to 60 parts of fine aggregate, 12 to 15 parts of superfine doped stone, 27 to 34 parts of cement, 12 to 15 parts of fly ash, 1 to 1.5 parts of water reducing agent, 4 to 8 parts of chloride ion adsorption body and 16 to 19 parts of water, the chloride ion adsorption body comprises polypyrrole/titanium dioxide, and carboxyl is attached to the surface of the modified recycled coarse aggregate. The recycled aggregate concrete provided by the invention has good strength and chloride ion adsorption capacity.
本申请公开了一种耐久再生骨料混凝土及其制备方法，该耐久再生骨料混凝土包括以下质量份数的原料：改性再生粗骨料110～130份、细骨料48～60份、超细掺石料12～15份、水泥27～34份、粉煤灰12～15份、减水剂1～1.5份、氯离子吸附体4～8份、水16～19份；所述氯离子吸附体包含有聚吡咯/二氧化钛，所述改性再生粗骨料表面附着有羧基。本申请的再生骨料混凝土具有良好的强度以及氯离子吸附能力。
The invention discloses durable recycled aggregate concrete and a preparation method thereof. The durable recycled aggregate concrete is prepared from the following raw materials in parts by mass: 110 to 130 parts of modified recycled coarse aggregate, 48 to 60 parts of fine aggregate, 12 to 15 parts of superfine doped stone, 27 to 34 parts of cement, 12 to 15 parts of fly ash, 1 to 1.5 parts of water reducing agent, 4 to 8 parts of chloride ion adsorption body and 16 to 19 parts of water, the chloride ion adsorption body comprises polypyrrole/titanium dioxide, and carboxyl is attached to the surface of the modified recycled coarse aggregate. The recycled aggregate concrete provided by the invention has good strength and chloride ion adsorption capacity.
本申请公开了一种耐久再生骨料混凝土及其制备方法，该耐久再生骨料混凝土包括以下质量份数的原料：改性再生粗骨料110～130份、细骨料48～60份、超细掺石料12～15份、水泥27～34份、粉煤灰12～15份、减水剂1～1.5份、氯离子吸附体4～8份、水16～19份；所述氯离子吸附体包含有聚吡咯/二氧化钛，所述改性再生粗骨料表面附着有羧基。本申请的再生骨料混凝土具有良好的强度以及氯离子吸附能力。
Durable recycled aggregate concrete and preparation method thereof
一种耐久再生骨料混凝土及其制备方法
2023-10-03
Patent
Electronic Resource
Chinese
IPC:
C04B
Kalk
,
LIME
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