Aerogel building block and preparation method thereof
An aerogel and aerogel powder technology, which is applied in the field of blocks, can solve the problems of unfavorable aerogel block forming, poor mixing uniformity, loss of aerogel performance, etc., and achieves improved anti-splitting performance, The effect of reducing thermal conductivity and improving impermeability
- Summary
- Abstract
- Description
- Claims
- Application Information
AI Technical Summary
Problems solved by technology
Method used
Examples
Embodiment 1
[0031] The airgel block is made of the following raw materials in parts by weight: 3 parts of airgel powder, 15 parts of pure acrylic emulsion, 50 parts of cement mortar, 1 part of vitrified microbeads, 2 parts of glass fiber, 1.5 parts of dispersant, 10 parts of deionized water. The airgel powder is made of silica, the tap density of the airgel powder is 0.03-0.8 tons / cubic meter, the particle size is 0.015-0.1mm, and the density is 20-150 grams / liter; the preparation steps of the dispersant for:
[0032] Add PAMAM G3.0 into DMF and stir until uniformly mixed to obtain a PAMAM solution with a concentration of 0.05g / mL, add β-cyclodextrin to DMF and stir until uniformly mixed to obtain a cyclodextrin solution with a concentration of 0.1g / mL. Mix PAMAM solution and cyclodextrin solution with a volume ratio of 2:7, stir and react at 80°C for 8 hours, cool to room temperature to obtain a reaction solution, transfer the reaction solution into a dialysis bag for dialysis for 7 day...
Embodiment 2
[0060] The airgel block is made of the following raw materials in parts by weight: 2 parts of airgel powder, 20 parts of styrene-acrylic emulsion, 45 parts of cement, 3 parts of hollow glass microspheres, 3 parts of ceramic fiber, 1 part of dispersant, 12 parts of ionized water. The airgel powder is made of alumina, the tap density of the airgel powder is 0.03-0.8 tons / cubic meter, the particle size is 0.015-0.1mm, and the density is 20-150 grams / liter; the preparation steps of the dispersant and Example 1 is the same.
[0061] The preparation method of the airgel block comprises the following steps:
[0062] S1. Weigh each raw material by weight, add airgel powder, dispersant, and deionized water into the disperser, and stir until uniformly dispersed to obtain an airgel powder emulsion;
[0063] S2. Add the ceramic fiber to the airgel powder emulsion obtained in step S1, and stir until it is uniformly dispersed to obtain a mixed emulsion;
[0064] S3. Mix the styrene-acryl...
Embodiment 3
[0068] The airgel block is made of the following raw materials in parts by weight: 5 parts of airgel powder, 18 parts of silicone resin, 60 parts of gypsum powder, 0.5 part of heavy calcium powder, 1 part of alumina fiber, 2 parts of dispersant, 12 parts of deionized water. The airgel powder is made of titanium dioxide, the tap density of the airgel powder is 0.03-0.8 tons / cubic meter, the particle size is 0.015-0.1mm, and the density is 20-150 grams / liter; the preparation steps and implementation of the dispersant Example 1 is the same.
[0069] The preparation method of the airgel block comprises the following steps:
[0070] S1. Weigh each raw material by weight, add airgel powder, dispersant, and deionized water into the disperser, and stir until uniformly dispersed to obtain an airgel powder emulsion;
[0071] S2. adding alumina fibers to the airgel powder emulsion obtained in step S1, stirring until uniformly dispersed to obtain a mixed emulsion;
[0072] S3. Mix the ...
PUM
Property | Measurement | Unit |
---|---|---|
density | aaaaa | aaaaa |
particle diameter | aaaaa | aaaaa |
density | 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