四硼酸是一种无机化合物,化学式为H
2B
4O
7[2]。它是无色固体,可溶于水,可由硼酸的脱水或聚合得到。它在形式上是四硼酸根([B
4O
7]2−)对应的酸。
制备
四硼酸可由硼酸加热至170 °C以上得到:[3][4]
- 4 B(OH)
3 → H
2B
4O
7 + 5H
2O
参考文献
- ^ Abdullah Selim Parlakyigit and Celaletdin Ergun (2022): "Facile synthesis method for in situ composites of TiB2/B4C and ZrB2/B4C." Journal of the Australian Ceramic Society, volume 58, pages 411–420. doi:10.1007/s41779-021-00700-3
- ^ Greenwood, N. N.; & Earnshaw, A. (1997). Chemistry of the Elements (2nd Edn.), Oxford:Butterworth-Heinemann. ISBN 0-7506-3365-4.
- ^ Gurwinder Kaur, Shagun Kainth, Rohit Kumar, Piyush Sharma and O. P. Pandey (2021): "Reaction kinetics during non-isothermal solid-state synthesis of boron trioxide via boric acid dehydration." Reaction Kinetics, Mechanisms and Catalysis, volume 134, pages 347–359. doi:10.1007/s11144-021-02084-8
- ^ Siavash Aghili, Masoud Panjepour, and Mahmood Meratian (2018): "Kinetic analysis of formation of boron trioxide from thermal decomposition of boric acid under non-isothermal conditions." Journal of Thermal Analysis and Calorimetry, volume 131, pages 2443–2455. doi:10.1007/s10973-017-6740-3