US2021245143A1PendingUtilityA1

Laminar zinc hydroxide organic-inorganic nanocomposites for use in the removal and degradation of dyes from textile effluents or organic substances

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Assignee: UNIV CHILEPriority: Dec 22, 2017Filed: Apr 27, 2021Published: Aug 12, 2021
Est. expiryDec 22, 2037(~11.4 yrs left)· nominal 20-yr term from priority
B01J 2235/30B01J 2235/15B01J 35/45B01J 2235/10B01J 2235/00C02F 2101/308C02F 1/32B01J 37/038Y02W10/37C02F 2103/30B01J 23/06C02F 2305/08C02F 2101/306C02F 2101/305B01J 37/0236C02F 2101/345B01J 37/06C02F 1/725C02F 2101/322C02F 1/285C02F 1/281B01J 31/04B01J 37/04B01J 37/009C02F 2305/10C02F 1/288B01J 2531/004B01J 2231/005B01J 37/344B01J 35/002B01J 35/0013B01J 35/004B01J 35/02B01J 35/39
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Claims

Abstract

The present invention relates to a method for removing dyes from textile effluents and other organic substances using nanocomposites based on zinc hydroxides and carboxylic acids capable of adsorbing and degrading. More specifically, the present invention consists of a method to generate new zinc hydroxide-based materials, which allows removal and degradation of methylene blue and other organic compounds from wastewater from industrial effluents, particularly those from textile industry.

Claims

exact text as granted — not AI-modified
1 . Nanocomposites of hybrid organic-inorganic zinc hydroxide, wherein said nanocomposites are laminar solids with stacked structure of hybrid layers, wherein each layer comprises two individual inorganic sheets of zinc hydroxide having a X-ray diffraction pattern in 2 theta, wherein the number of harmonics in the reflections are between 001 up to 10 (0010). 
     
     
         2 . The nanocomposites of  claim 1 , wherein said nanocomposites are used for the removal of dyes from textile effluents or other organic substances.

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