Concrete additive and preparation method thereof
An additive and concrete technology, applied in the field of building materials, can solve problems such as unfavorable ecological value and poor environmental performance
- Summary
- Abstract
- Description
- Claims
- Application Information
AI Technical Summary
Problems solved by technology
Method used
Image
Examples
preparation example Construction
[0030] Preferably, the preparation method of the phosphate-based s-triazine-based hyperbranched macromolecular compound comprises the steps of: adding the s-triazine-based hyperbranched compound to an organic solvent, and then adding chloromethyl phosphoric acid thereto, and at 40 Stir and react at -60°C for 4-6 hours, then remove the solvent by rotary evaporation, wash the crude product with ether for 3-5 times, and then remove the ether by rotary evaporation to obtain a phosphate-s-triazine-based hyperbranched macromolecular compound.
[0031] Preferably, the mass ratio of the s-triazine-based hyperbranched compound, organic solvent, and chloromethyl phosphoric acid is (3-4):(10-15):1.
[0032] Preferably, the s-triazine-based hyperbranched compound is a second-generation s-triazine-based hyperbranched compound. For the preparation method, refer to Example 1 of the Chinese invention patent with application number 201910881075.8.
[0033] Preferably, the organic solvent is an...
Embodiment 1
[0049] Embodiment 1 provides a kind of concrete additive, it is characterized in that, comprises the following components by weight: Phosphate-s-triazine-based hyperbranched macromolecular compound 2 parts, sulfonic acid diethanolamine / 1,3-adamantane di 8 parts of acetic acid polycondensate, 1 part of attapulgite, and 1 part of graphene oxide fiber.
[0050] The preparation method of the phosphate-based s-triazine-based hyperbranched macromolecular compound comprises the following steps: adding the s-triazine-based hyperbranched compound to an organic solvent, and then adding chloromethyl phosphoric acid to it, stirring at 40°C After reacting for 4 hours, the solvent was removed by rotary evaporation, and the crude product was washed 3 times with ether, and then the ether was removed by rotary evaporation to obtain a phosphate-s-triazine-based hyperbranched macromolecular compound.
[0051] The mass ratio of the s-triazine-based hyperbranched compound, organic solvent, and chl...
Embodiment 2
[0061] Embodiment 2 provides a kind of concrete additive, it is characterized in that, comprises the following components by weight part: Phosphate-s-triazine-based hyperbranched macromolecular compound 3 parts, sulfonic acid diethanolamine / 1,3-adamantane two 9 parts of acetic acid polycondensate, 1.5 parts of attapulgite, and 2 parts of graphene oxide fiber.
[0062] The preparation method of the phosphate-based s-triazine-based hyperbranched macromolecular compound comprises the following steps: adding the s-triazine-based hyperbranched compound to an organic solvent, then adding chloromethyl phosphoric acid to it, and stirring at 45°C After reacting for 4.5 hours, the solvent was removed by rotary evaporation, and the crude product was washed 4 times with ether, and then the ether was removed by rotary evaporation to obtain a phosphate-s-triazine-based hyperbranched macromolecular compound.
[0063] The mass ratio of the s-triazine-based hyperbranched compound, organic solv...
PUM
Property | Measurement | Unit |
---|---|---|
particle size (mesh) | aaaaa | aaaaa |
length | aaaaa | aaaaa |
diameter | 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, Popular Technical Reports.
© 2024 PatSnap. All rights reserved.Legal|Privacy policy|Modern Slavery Act Transparency Statement|Sitemap|About US| Contact US: help@patsnap.com