One-Part Plastic Formable Inorganic Coating Obtain from Alkali-Activated Slag /Starch(CMS) Hybrid Composites
<p>Flow curves of AAM coating with increasing CMS content. (A) plain AAM, (B) AAM composited with 5 g CMS, (C) AAM composited with 10 g CMS, (D) AAM composited with 15 g CMS.</p> "> Figure 2
<p>Effect of CMS on the initial plastic viscosity (<b>A</b>), yield stress (<b>B</b>) and thixotropy (<b>C</b>).</p> "> Figure 3
<p>Effect of CMS on the evolution of yield stress (<b>A</b>), plastic viscosity (<b>B</b>) and thixotropy (<b>C</b>) with working time.</p> "> Figure 4
<p>Effect of CMS on the compressive (<b>A</b>), flexural (<b>B</b>) and adhesive (<b>C</b>) strength of AAM.</p> "> Figure 5
<p>Adhesive characteristics between AAM coating and cement mortar substrate, (<b>A</b>) sample 1#; (<b>B</b>) sample 3#.</p> "> Figure 6
<p>Effect of CMS on the water retention of AAM paste with curing time evolution.</p> "> Figure 7
<p>Effect of CMS on the drying shrinkage of AAM paste with curing time evolution.</p> "> Figure 8
<p>Coating appearance after being curing at ambient environment for 28 d. (<b>A</b>)\(<b>B</b>) sample 1#, (<b>C</b>)\(<b>D</b>) sample 2#, (<b>E</b>)\(<b>F</b>) sample 3#.</p> "> Figure 9
<p>SEM image of AAM paste with various composition of CMS, <b>A</b> sample 1#, <b>B</b> sample 2#, <b>C</b> sample 3# and <b>D</b> sample #4.</p> "> Figure 10
<p>XRD patterns of CMS (<b>A</b>) and AAM coatings with different content CMS at time evolution (<b>B</b>).</p> "> Figure 11
<p>Picture to illustrate the applicable test of coating. (<b>A</b>) coating after being scraping, (<b>B</b>, <b>C</b>, <b>D</b>) multiple-dimension-coating-layer.</p> "> Figure 12
<p>Particle size distribution of slag used as AAM precursor.</p> "> Figure 13
<p>Scanning electron microscope (SEM) image of CMS particles.</p> "> Figure 14
<p>Chemical structure of CMS used as a viscosity modifying agent in AAM.</p> ">
Abstract
:1. Introduction
2. Results and Discussion
2.1. Rheology and Workability
2.2. Mechanical Strength
2.3. Water Retention, Shrinkage, and Cracking
2.4. Microstructure Analysis
2.5. Applicable Test of Coating
3. Materials and Methods
3.1. Materials
3.2. Sample Preparations
3.3. Experimental Procedures
3.3.1. Rheology and Workability
3.3.2. Mechanical Strength
3.3.3. Water Retention, Shrinkage and Cracking
3.3.4. Microstructure Analysis
4. Conclusions
Author Contributions
Funding
Conflicts of Interest
References
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Sample Availability: Samples of the compounds are not available from the authors. |
Composition | CaO | SiO2 | Al2O3 | MgO | SO3 | TiO2 | MnO | Fe2O3 | K2O | Na2O | LOIa |
---|---|---|---|---|---|---|---|---|---|---|---|
Content | 47.39 | 29.73 | 11.89 | 5.99 | 1.79 | 0.95 | 0.65 | 0.49 | 0.47 | 0.30 | 0.35 |
No. | Slag (g) | Water Glass (g) | CMS (g) | Distill Water (g) | CMS (%) |
---|---|---|---|---|---|
1# | 50.00 | 15.00 | 0.00 | 26.00 | 0.00 |
2# | 45.00 | 15.00 | 5.00 | 26.00 | 7.70 |
3# | 40.00 | 15.00 | 10.00 | 26.00 | 15.40 |
4# | 35.00 | 15.00 | 15.00 | 26.00 | 23.10 |
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Lv, X.; Qin, Y.; Lin, Z.; Tian, Z.; Cui, X. One-Part Plastic Formable Inorganic Coating Obtain from Alkali-Activated Slag /Starch(CMS) Hybrid Composites. Molecules 2020, 25, 844. https://doi.org/10.3390/molecules25040844
Lv X, Qin Y, Lin Z, Tian Z, Cui X. One-Part Plastic Formable Inorganic Coating Obtain from Alkali-Activated Slag /Starch(CMS) Hybrid Composites. Molecules. 2020; 25(4):844. https://doi.org/10.3390/molecules25040844
Chicago/Turabian StyleLv, Xuesen, Yao Qin, Zhaoxu Lin, Zhenkun Tian, and Xuemin Cui. 2020. "One-Part Plastic Formable Inorganic Coating Obtain from Alkali-Activated Slag /Starch(CMS) Hybrid Composites" Molecules 25, no. 4: 844. https://doi.org/10.3390/molecules25040844