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US 11,534,734 B2Granted
CZTS sorbent
AssigneeChemical and Metal Technologies LLC
InventorsHal Stuhler, Lori Stuhler, Van T. Walworth, Scott Drummond
Life of this patent
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Abstract
Various embodiments disclosed relate to extraction of target materials using a CZTS sorbent. A method of extracting a target material from a medium includes contacting a copper zinc tin sulfur (CZTS) sorbent with the target material in the medium including the target material to form a used CZTS sorbent that includes the target material.
Claims22
A copper zinc tin sulfur (CZTS) material comprising:
- copper zinc tin sulfide having the formula Cu2ZnSnS4;
- wherein
- the Cu2ZnSnS4 is in an alloyed form, or
- the Cu2ZnSnS4 is 0.001 wt % to 20 wt % of the CZTS material, or
- a combination thereof.
2 more elements
A copper zinc tin sulfur (CZTS) material comprising:
- copper zinc tin sulfide having the formula Cu2ZnSnS4;
- wherein the CZTS material further comprises one or more elements, compounds thereof, or combinations thereof, in addition to copper, zinc, tin, and sulfur.
A copper zinc tin sulfur (CZTS) material comprising:
- copper zinc tin sulfide having the formula Cu2ZnSnS4;
- wherein the CZTS material further comprises a metal, a carbon-based sorbent, a clay, zeolite, a hydroxide salt, activated carbon, bentonite, zeolite, calcium hydroxide, ZnS, CuS, Cu2SnS3, CuZn2, SnS, or a combination thereof.
Dependencies are inferred from the claim text.