Types of Suppressant | Name | Formula | Advantage | Dust suppression performance | Years | Literature | |
Total dust | Respirable | ||||||
Wetting Dust Suppressant | Coagulation-type coal mine spray dust suppressant | 0.3%SDS + 0.25%BS-12 + 0.1%NaCl + 0.8% Hydroxypropyl guar | Improve wettability and coagulation performance | 83.94% | 84.08% | 2020 | Zhang |
Preparation of Wetting Dust Suppressant from Papermaking Waste | Sodium lignosulfonate grafted polyacrylamide branched chain (SLS-PAM):SDBS = 1:1 | Shield metal ions, not affected by hard water downhole | —— | 2019 | Li Shufang | ||
New type coal dust chemical dust suppressant | 0.20% polyacrylamide + 0.15% sodium alginate + 0.20% fatty alcohol polyoxyethylene ether + 0.09% lauryl trimethyl ammonium bromide + 0.01% tallow amine | High safety, low corrosion, PM2.5 dust removal rate is 77.3% | 90.0% | 82.4% | 2020 | Zhang Jiangshi | |
Crust Dust Suppressant | Microwave polymerization compound dust suppressant | Bentonite 1.0%, Tween-800.7%, Borax 1.0%, reaction temperature 35˚C | High wind erosion resistance, high total dust suppression rate | 92.96% | 84.62% | 2019 | Wang Zhenyu |
Dust suppressor for crusting in an open-pit coal mine | Hydroxyethyl cellulose: acrylamide: acrylic acid 1:2:6 initiator 1.0 mol%, crosslinking agent 0.8 mol% temperature 65˚C | Good environmental adaptability, cheap raw materials, simple preparation | 84% | 2018 | Ma | ||
Modified Chitosan Cured Dust Suppressant | 0.025% quaternary ammonium salt modified chitosan (HTCC) | High water solubility, viscosity, and durability | 82.30% | 2017 | Liu |