Recycled aggregate concrete and preparation method thereof
A technology of recycled aggregate and concrete, applied in the field of building materials, can solve the problems of difficult control of concrete slump, decreased durability, high porosity, etc. Effect
- Summary
- Abstract
- Description
- Claims
- Application Information
AI Technical Summary
Problems solved by technology
Method used
Examples
Example Embodiment
[0021] Example 1
[0022] A recycled aggregate concrete made of the following mass parts of raw materials: cement 220, fly ash 60, mineral powder 60, stone 80, recycled aggregate 850, yellow sand 180, beneficiation powder 660, admixture 5, water 160 . Among them, the particle size of the stone is 5 ~ 32mm; the fineness modulus of the beneficiation powder is greater than or equal to 2.3.
[0023] The mass parts of the components in the admixture are: sodium rosin 3, polyacrylamide 2, polyacrylic acid 1, sodium gluconate 3, carboxymethyl cellulose 3, allyl polyoxyethylene ether 3, 12 Sodium alkyl sulfate 2, calcium lignosulfonate 4, triisopropanolamine 1, water 60.
[0024] The above-mentioned preparation method of recycled aggregate concrete is characterized in that it comprises the following steps:
[0025] (1) Sodium rosin, polyacrylamide, polyacrylic acid, sodium gluconate, carboxymethyl cellulose, allyl polyoxyethylene ether, sodium lauryl sulfate, calcium lignosulfonate, triisop...
Example Embodiment
[0031] Example 2
[0032] A recycled aggregate concrete made of the following mass parts of raw materials: cement 260, fly ash 80, mineral powder 80, stone 60, recycled aggregate 1100, yellow sand 140, beneficiation powder 620, admixture 8, water 180 . Among them, the particle size of the stone is 5 ~ 32mm; the fineness modulus of the beneficiation powder is greater than or equal to 2.3.
[0033] The mass parts of each component in the admixture are: sodium rosin 5, polyacrylamide 4, polyacrylic acid 3, sodium gluconate 5, carboxymethyl cellulose 1, allyl polyoxyethylene ether 1, twelve Sodium alkyl sulfate 0.5, calcium lignosulfonate 6, triisopropanolamine 2, water 80.
[0034] The above-mentioned preparation method of recycled aggregate concrete is characterized in that it comprises the following steps:
[0035] (1) Sodium rosin, polyacrylamide, polyacrylic acid, sodium gluconate, carboxymethyl cellulose, allyl polyoxyethylene ether, sodium lauryl sulfate, calcium lignosulfonate, ...
Example Embodiment
[0041] Example 3
[0042] A recycled aggregate concrete made from the following mass parts of raw materials: cement 240, fly ash 70, mineral powder 70, stone 74, recycled aggregate 980, yellow sand 159, beneficiation powder 637, admixture 6.1, water 170 . Among them, the particle size of the stone is 5 ~ 32mm; the fineness modulus of the beneficiation powder is greater than or equal to 2.3.
[0043] The mass parts of the components in the admixture are: sodium rosin 4, polyacrylamide 3, polyacrylic acid 2, sodium gluconate 4, carboxymethyl cellulose 2, allyl polyoxyethylene ether 2, 12 Sodium alkyl sulfate 1.3, calcium lignosulfonate 5, triisopropanolamine 1.5, water 70.
[0044] The above-mentioned preparation method of recycled aggregate concrete is characterized in that it comprises the following steps:
[0045] (1) Sodium rosin, polyacrylamide, polyacrylic acid, sodium gluconate, carboxymethyl cellulose, allyl polyoxyethylene ether, sodium lauryl sulfate, calcium lignosulfonate,...
PUM
Property | Measurement | Unit |
---|---|---|
Granularity | aaaaa | aaaaa |
Particle size | aaaaa | aaaaa |
Slump | aaaaa | aaaaa |
Abstract
Description
Claims
Application Information
- R&D Engineer
- R&D Manager
- IP Professional
- Industry Leading Data Capabilities
- Powerful AI technology
- Patent DNA Extraction
Browse by: Latest US Patents, China's latest patents, Technical Efficacy Thesaurus, Application Domain, Technology Topic.
© 2023 PatSnap. All rights reserved.Legal|Privacy policy|Modern Slavery Act Transparency Statement|Sitemap