Preparation of PO43−-Intercalated Calcium–Aluminum Hydrotalcites via Coprecipitation Method and Its Flame-Retardant Effect on Bamboo Scrimber
Abstract
:1. Introduction
2. Results and Discussion
2.1. XRD Analysis of CaAl-PO4-LDHs Synthesized via Different Processes
2.2. Effects of Crystallisation Temperature on CaAl-PO4-LDHs
2.3. Effect of the Crystallisation Time on CaAl-PO4-LDHs
2.4. Effect of Different Concentrations of Flame-Retardant CaAl-PO4-LDHs on Bamboo Scrimber
3. Materials and Methods
3.1. Materials
3.2. Preparation of CaAl-PO4-LDHs via Coprecipitation
3.3. CaAl-PO4-LDH Flame-Retardant-Treated Bamboo Scrimber
3.4. Characterization
4. Conclusions
Author Contributions
Funding
Institutional Review Board Statement
Informed Consent Statement
Data Availability Statement
Acknowledgments
Conflicts of Interest
Sample Availability
References
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Sample | d003 (Å) | d006 (Å) | d110 (Å) |
---|---|---|---|
S80-4 | 8.54 | 4.30 | 2.78 |
S80-6 | 8.56 | 4.30 | 2.77 |
S80-8 | 8.63 | 4.32 | 2.87 |
S100-4 | 8.61 | 4.32 | 2.87 |
S100-6 | 8.80 | 4.42 | 2.87 |
S100-8 | 8.73 | 4.35 | 2.87 |
S120-4 | 8.71 | 4.34 | 2.89 |
S120-6 | 8.68 | 4.30 | 2.87 |
S120-8 | 8.64 | 4.31 | 2.85 |
PDF#50-0652 | 8.60 | 4.31 | 2.87 |
Sample | Mean | |||
---|---|---|---|---|
HRR (kW/m2) | pHRR (kW/m2) | TTI (s) | Mass Reduction (%) | |
Non-flame-retardant-treated bamboo scrimber | 122.95 ± 3.65 | 359.99 ± 12.40 | 20 ± 0 | 22.63 ± 0.01 |
Bamboo scrimber treated with the S120-6-1 | 117.41 ± 1.44 | 310.71 ± 8.23 | 26 ± 6 | 21.12 ± 0.73 |
Bamboo scrimber treated with the S120-6-2 | 115.74 ± 0.62 | 324.21 ± 11.61 | 28 ± 1 | 24.32 ± 0.71 |
Sample | CO Yield | CO2 Yield | ||||
---|---|---|---|---|---|---|
Mean (kg/kg) | Peak (kg/kg) | Time to Peak (s) | Mean (kg/kg) | Peak (kg/kg) | Time to Peak (s) | |
Non-flame-retardant-treated bamboo scrimber | 3.10 ± 0.08 | 49.54 ± 1.36 | 1116 ± 116 | 4.46 ± 0.10 | 90.06 ± 10.47 | 854 ± 14 |
Bamboo scrimber treated with the S120-6-1 | 2.51 ± 0.03 | 46.5 ± 3.34 | 1413 ± 156 | 3.96 ± 0.01 | 90.18 ± 8.66 | 1067 ± 6 |
Bamboo scrimber treated with the S120-6-2 | 2.281 ± 0.13 | 46.81 ± 0.13 | 1369 ± 134 | 3.81 ± 0.25 | 93.92 ± 5.19 | 1122 ± 45 |
Sample Number | Crystallization Temperatures | Crystallization Times | Mass Percentage Concentration |
---|---|---|---|
S80-4 | 80 °C | 4 h | - |
S80-6 | 80 °C | 6 h | - |
S80-6 | 80 °C | 8 h | - |
S100-4 | 100 °C | 4 h | - |
S100-6 | 100 °C | 6 h | - |
S100-8 | 100 °C | 8 h | - |
S120-4 | 120 °C | 4 h | - |
S120-6 | 120 °C | 6 h | - |
S120-8 | 120 °C | 8 h | - |
S120-6-1 | 120 °C | 6 h | 1% |
S120-6-2 | 120 °C | 6 h | 2% |
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Ran, Y.; Hu, A.; Yang, F.; Du, C.; Zhu, J.; Shao, Y.; Wang, Y.; Bao, Q. Preparation of PO43−-Intercalated Calcium–Aluminum Hydrotalcites via Coprecipitation Method and Its Flame-Retardant Effect on Bamboo Scrimber. Molecules 2023, 28, 4093. https://doi.org/10.3390/molecules28104093
Ran Y, Hu A, Yang F, Du C, Zhu J, Shao Y, Wang Y, Bao Q. Preparation of PO43−-Intercalated Calcium–Aluminum Hydrotalcites via Coprecipitation Method and Its Flame-Retardant Effect on Bamboo Scrimber. Molecules. 2023; 28(10):4093. https://doi.org/10.3390/molecules28104093
Chicago/Turabian StyleRan, Ying, Ailian Hu, Fei Yang, Chungui Du, Jiawei Zhu, Yuran Shao, Yuting Wang, and Qichao Bao. 2023. "Preparation of PO43−-Intercalated Calcium–Aluminum Hydrotalcites via Coprecipitation Method and Its Flame-Retardant Effect on Bamboo Scrimber" Molecules 28, no. 10: 4093. https://doi.org/10.3390/molecules28104093