Hydrophobic acidic gas absorbents
OwnerColin WOOD, Cameron WHITE +1inventors
InventorsColin WOOD, Cameron WHITE, Zhijian WAN
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Abstract
The present disclosure relates generally to acidic gas absorbents. In particular, the present disclosure relates to acidic gas absorbent particulate comprising support particles incorporating one or more acidic gas absorbents, and a hydrophobe physically absorbed on or within the support particles, which can be used to capture one or more acidic gases from a gaseous stream or atmosphere.
Claims35
An acidic gas absorbent particulate for capture of acidic gas, comprising hydrogel particles, and a hydrophobe physically absorbed on or within the hydrogel particles,
- wherein the hydrogel particles contain absorbed liquid comprising an acidic gas absorbent for acidic gas, and the hydrophobe and acidic gas absorbent are different species, and
- wherein the hydrophobe is a liquid or a wax, and at least some of the hydrophobe is absorbed on the surface of the hydrogel particles as a surface coating.
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Dependencies are inferred from the claim text.