CL2014001520A1 - Metodo para reducir la concentracion de arsenico en un medio acuoso que comprende poner en contacto el medio acuoso con un substrato adsorbente recubierto y adsorber el arsenico, donde dicho substrato contiene microparticulas recubiertas con nanoparticulas de oxido de hierro; purificador de agua; y metodo para fabricar dichos substratos - Google Patents

Metodo para reducir la concentracion de arsenico en un medio acuoso que comprende poner en contacto el medio acuoso con un substrato adsorbente recubierto y adsorber el arsenico, donde dicho substrato contiene microparticulas recubiertas con nanoparticulas de oxido de hierro; purificador de agua; y metodo para fabricar dichos substratos

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Publication number
CL2014001520A1
CL2014001520A1 CL2014001520A CL2014001520A CL2014001520A1 CL 2014001520 A1 CL2014001520 A1 CL 2014001520A1 CL 2014001520 A CL2014001520 A CL 2014001520A CL 2014001520 A CL2014001520 A CL 2014001520A CL 2014001520 A1 CL2014001520 A1 CL 2014001520A1
Authority
CL
Chile
Prior art keywords
arsenic
aqueous medium
coated
substrate
adsorbing
Prior art date
Application number
CL2014001520A
Other languages
English (en)
Spanish (es)
Inventor
Kalyan Das
Seethalakshmi Suresh
Original Assignee
Gen Electric
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Gen Electric filed Critical Gen Electric
Publication of CL2014001520A1 publication Critical patent/CL2014001520A1/es

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
    • B01J20/06—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising oxides or hydroxides of metals not provided for in group B01J20/04
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
    • B01J20/10—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising silica or silicate
    • B01J20/14—Diatomaceous earth
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/28—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties
    • B01J20/28002—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties characterised by their physical properties
    • B01J20/28004—Sorbent size or size distribution, e.g. particle size
    • B01J20/28007—Sorbent size or size distribution, e.g. particle size with size in the range 1-100 nanometers, e.g. nanosized particles, nanofibers, nanotubes, nanowires or the like
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/30—Processes for preparing, regenerating, or reactivating
    • B01J20/32—Impregnating or coating ; Solid sorbent compositions obtained from processes involving impregnating or coating
    • B01J20/3202—Impregnating or coating ; Solid sorbent compositions obtained from processes involving impregnating or coating characterised by the carrier, support or substrate used for impregnation or coating
    • B01J20/3204—Inorganic carriers, supports or substrates
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/30—Processes for preparing, regenerating, or reactivating
    • B01J20/32—Impregnating or coating ; Solid sorbent compositions obtained from processes involving impregnating or coating
    • B01J20/3231—Impregnating or coating ; Solid sorbent compositions obtained from processes involving impregnating or coating characterised by the coating or impregnating layer
    • B01J20/3234—Inorganic material layers
    • B01J20/3236—Inorganic material layers containing metal, other than zeolites, e.g. oxides, hydroxides, sulphides or salts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B82—NANOTECHNOLOGY
    • B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
    • B82Y30/00—Nanotechnology for materials or surface science, e.g. nanocomposites
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/28—Treatment of water, waste water, or sewage by sorption
    • C02F1/288—Treatment of water, waste water, or sewage by sorption using composite sorbents, e.g. coated, impregnated, multi-layered
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2220/00—Aspects relating to sorbent materials
    • B01J2220/40—Aspects relating to the composition of sorbent or filter aid materials
    • B01J2220/48—Sorbents characterised by the starting material used for their preparation
    • B01J2220/4812—Sorbents characterised by the starting material used for their preparation the starting material being of organic character
    • B01J2220/485—Plants or land vegetals, e.g. cereals, wheat, corn, rice, sphagnum, peat moss
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2220/00—Aspects relating to sorbent materials
    • B01J2220/50—Aspects relating to the use of sorbent or filter aid materials
    • B01J2220/58—Use in a single column
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/28—Treatment of water, waste water, or sewage by sorption
    • C02F1/281—Treatment of water, waste water, or sewage by sorption using inorganic sorbents
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/28—Treatment of water, waste water, or sewage by sorption
    • C02F1/283—Treatment of water, waste water, or sewage by sorption using coal, charred products, or inorganic mixtures containing them
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/28—Treatment of water, waste water, or sewage by sorption
    • C02F1/286—Treatment of water, waste water, or sewage by sorption using natural organic sorbents or derivatives thereof
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
    • C02F1/444—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by ultrafiltration or microfiltration
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/50—Treatment of water, waste water, or sewage by addition or application of a germicide or by oligodynamic treatment
    • C02F1/505—Treatment of water, waste water, or sewage by addition or application of a germicide or by oligodynamic treatment by oligodynamic treatment
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/42—Treatment of water, waste water, or sewage by ion-exchange
    • C02F2001/422—Treatment of water, waste water, or sewage by ion-exchange using anionic exchangers
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/42—Treatment of water, waste water, or sewage by ion-exchange
    • C02F2001/425—Treatment of water, waste water, or sewage by ion-exchange using cation exchangers
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2101/00—Nature of the contaminant
    • C02F2101/10—Inorganic compounds
    • C02F2101/103—Arsenic compounds
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2101/00—Nature of the contaminant
    • C02F2101/10—Inorganic compounds
    • C02F2101/20—Heavy metals or heavy metal compounds
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2301/00—General aspects of water treatment
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2303/00—Specific treatment goals
    • C02F2303/02—Odour removal or prevention of malodour
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2303/00—Specific treatment goals
    • C02F2303/04—Disinfection
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2305/00—Use of specific compounds during water treatment
    • C02F2305/08—Nanoparticles or nanotubes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Analytical Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Inorganic Chemistry (AREA)
  • Nanotechnology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Materials Engineering (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Physics & Mathematics (AREA)
  • Composite Materials (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Hydrology & Water Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Water Treatment By Sorption (AREA)
CL2014001520A 2011-12-15 2014-06-10 Metodo para reducir la concentracion de arsenico en un medio acuoso que comprende poner en contacto el medio acuoso con un substrato adsorbente recubierto y adsorber el arsenico, donde dicho substrato contiene microparticulas recubiertas con nanoparticulas de oxido de hierro; purificador de agua; y metodo para fabricar dichos substratos CL2014001520A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/IB2011/003051 WO2013088185A1 (en) 2011-12-15 2011-12-15 Arsenic remediation methods and coated adsorbent compositions therefor

Publications (1)

Publication Number Publication Date
CL2014001520A1 true CL2014001520A1 (es) 2014-11-14

Family

ID=48611913

Family Applications (1)

Application Number Title Priority Date Filing Date
CL2014001520A CL2014001520A1 (es) 2011-12-15 2014-06-10 Metodo para reducir la concentracion de arsenico en un medio acuoso que comprende poner en contacto el medio acuoso con un substrato adsorbente recubierto y adsorber el arsenico, donde dicho substrato contiene microparticulas recubiertas con nanoparticulas de oxido de hierro; purificador de agua; y metodo para fabricar dichos substratos

Country Status (5)

Country Link
CN (1) CN104066503A (cs)
AP (1) AP2014007686A0 (cs)
CL (1) CL2014001520A1 (cs)
IN (1) IN2014CN04255A (cs)
WO (1) WO2013088185A1 (cs)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10781109B2 (en) 2015-10-09 2020-09-22 Nippon Soda Co., Ltd. Iron oxyhydroxide nanodispersion liquid
WO2017061117A1 (ja) * 2015-10-09 2017-04-13 高橋金属株式会社 吸着材分散液及び吸着方法
CN105771911B (zh) * 2016-03-03 2018-05-18 云南圣清环保科技有限公司 一种加载β型羟基氧化铁改性天然纤维素功能型材料及其制备方法与应用
CN105923730A (zh) * 2016-06-20 2016-09-07 江门市江海区炜洁净水材料有限公司 一种纳米净水剂
CN105923728A (zh) * 2016-06-20 2016-09-07 江门市江海区炜洁净水材料有限公司 一种硅藻净水剂
WO2019017848A1 (en) * 2017-07-20 2019-01-24 Planet Care METHOD AND DEVICE FOR REMOVING PARTICLES, PREFERABLY MICROFIBERS, WASTEWATER
CN108212112A (zh) * 2018-02-07 2018-06-29 宁波甬凌新材料科技有限公司 一种处理重金属污水的统糠改性材料及其制备方法和应用
US11396004B2 (en) 2019-03-15 2022-07-26 Access Business Group International Llc Nano-enabled activated carbon blocks to enable removal of oxyanions from water
CN110743491A (zh) * 2019-10-11 2020-02-04 江苏理工学院 一种α-FeOOH@硅藻土复合材料的制备方法及应用
CN111111615B (zh) * 2019-12-27 2022-05-24 扬州大学 一种类珊瑚状生物炭/水合氧化铁复合除砷剂的制备方法

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Publication number Priority date Publication date Assignee Title
CA2327087C (en) * 1998-04-01 2011-01-18 Alcan International Limited Water treatment product & method
ATE503729T1 (de) * 2000-09-26 2011-04-15 Lanxess Deutschland Gmbh Adsorptionsbehälter und eisenoxidadsorber
US7790653B2 (en) * 2001-10-11 2010-09-07 South Dakota School Of Mines & Technology Method and composition to reduce the amounts of arsenic in water
FR2839507B1 (fr) * 2002-05-07 2004-07-23 Omnium Traitement Valorisa Procede de traitement des eaux contenant du fer, du manganese et de l'arsenic
DE102004016601A1 (de) * 2004-04-03 2005-10-13 Bayer Chemicals Ag Stabile Adsorber-Granulate
CN101163530A (zh) * 2005-04-25 2008-04-16 加利福尼亚大学董事会 用于去除水中的砷的组合物和方法
WO2006116421A1 (en) * 2005-04-25 2006-11-02 The Regents Of The University Of California Compositions and methods for removing arsenic in water
CN101104535A (zh) * 2006-07-13 2008-01-16 罗门哈斯公司 用来从水溶液中除去污染物的方法和组合物
WO2011033377A2 (en) * 2009-09-17 2011-03-24 Vive Nano, Inc. Multifunctional nanocomposites

Also Published As

Publication number Publication date
WO2013088185A1 (en) 2013-06-20
IN2014CN04255A (cs) 2015-07-17
CN104066503A (zh) 2014-09-24
AP2014007686A0 (en) 2014-06-30

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