EA201690909A1 - COMPOSITION FOR WATER TREATMENT - Google Patents

COMPOSITION FOR WATER TREATMENT

Info

Publication number
EA201690909A1
EA201690909A1 EA201690909A EA201690909A EA201690909A1 EA 201690909 A1 EA201690909 A1 EA 201690909A1 EA 201690909 A EA201690909 A EA 201690909A EA 201690909 A EA201690909 A EA 201690909A EA 201690909 A1 EA201690909 A1 EA 201690909A1
Authority
EA
Eurasian Patent Office
Prior art keywords
composition
water treatment
aluminum
compound
total
Prior art date
Application number
EA201690909A
Other languages
Russian (ru)
Inventor
Самиран Махапатра
Сатяджит Самаддер
Аян Саркар
Original Assignee
Юнилевер Н.В.
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 Юнилевер Н.В. filed Critical Юнилевер Н.В.
Publication of EA201690909A1 publication Critical patent/EA201690909A1/en

Links

Classifications

    • 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
    • C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
    • C02F1/5236—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents
    • C02F1/5245—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents using basic salts, e.g. of aluminium and iron
    • 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
    • C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
    • C02F1/5236—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents
    • 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
    • C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
    • C02F1/54—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using organic material
    • C02F1/56—Macromolecular compounds
    • 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
    • C02F1/66—Treatment of water, waste water, or sewage by neutralisation; pH adjustment
    • 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
    • C02F1/72—Treatment of water, waste water, or sewage by oxidation
    • C02F1/76—Treatment of water, waste water, or sewage by oxidation with halogens or compounds of halogens
    • 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
    • C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
    • C02F2103/06—Contaminated groundwater or leachate
    • 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
    • C02F2303/18—Removal of treatment agents after treatment
    • C02F2303/185—The treatment agent being halogen or a halogenated compound

Landscapes

  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
  • Treatment Of Water By Oxidation Or Reduction (AREA)
  • Removal Of Specific Substances (AREA)

Abstract

Раскрыта композиция для очистки воды, имеющая в своём составе соединение железа и соединение алюминия, в которой соотношение общего содержания железа к общему содержанию алюминия находится в диапазоне от 1:0,1 до 1:150, а основность соединения алюминия составляет по меньшей мере 40%. Композиция обеспечивает получение очищенной воды, содержащей не более 10 ч/млрд мышьяка.Disclosed is a water purification composition comprising an iron compound and an aluminum compound, in which the ratio of total iron to total aluminum is in the range from 1: 0.1 to 1: 150, and the basicity of the aluminum compound is at least 40% . The composition provides purified water containing not more than 10 ppb of arsenic.

EA201690909A 2013-11-01 2014-10-17 COMPOSITION FOR WATER TREATMENT EA201690909A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP13191265 2013-11-01
PCT/EP2014/072335 WO2015062881A1 (en) 2013-11-01 2014-10-17 Composition for purification of water

Publications (1)

Publication Number Publication Date
EA201690909A1 true EA201690909A1 (en) 2016-08-31

Family

ID=49513844

Family Applications (1)

Application Number Title Priority Date Filing Date
EA201690909A EA201690909A1 (en) 2013-11-01 2014-10-17 COMPOSITION FOR WATER TREATMENT

Country Status (7)

Country Link
EP (1) EP3063095A1 (en)
CN (1) CN105849051A (en)
BR (1) BR112016009117A2 (en)
EA (1) EA201690909A1 (en)
MX (1) MX2016005531A (en)
PH (1) PH12016500807A1 (en)
WO (1) WO2015062881A1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BR112019008677A2 (en) 2016-10-27 2019-07-09 Unilever Nv purification composition for washing water bleaching, contaminated water bleaching method comprising suspended solids and water bleaching kit
WO2018189015A1 (en) * 2017-04-10 2018-10-18 Unilever N.V. Water purification composition comprising inert particulate and purification mixture
CN111201203A (en) 2017-10-04 2020-05-26 荷兰联合利华有限公司 Decontamination composition
CN111718025A (en) * 2020-06-16 2020-09-29 重庆杰润科技有限公司 Coagulant aid for advanced wastewater treatment, preparation method thereof and advanced wastewater treatment method by membrane treatment
CN111661885A (en) * 2020-06-16 2020-09-15 威海英卡瑞环保科技股份有限公司 Paint mist purifying agent

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1110254A (en) * 1995-03-12 1995-10-18 井庆有 Preparation and application of compound sewage flocculating agent
CN1187467A (en) * 1997-12-11 1998-07-15 朱正培 Improved compound flocculating agent
WO2006056022A1 (en) * 2004-11-26 2006-06-01 Hardman Australia Pty Ltd Water treatment process
UA99275C2 (en) * 2007-02-01 2012-08-10 Юнилевер Н.В. Composition for water treatment, process for its use and application of the said composition
EP1980538B1 (en) * 2007-03-28 2009-10-14 Unilever N.V. Water purification system
EP2188218B8 (en) * 2007-07-16 2012-06-06 Unilever N.V. Water purification composition and process
CN102259964B (en) * 2011-07-01 2012-10-03 刘洪波 In-situ enhanced treatment composite agent synergic with inherent pollutant components in printing and dyeing wastewater
CN102311160A (en) * 2011-07-05 2012-01-11 天津生机集团股份有限公司 Water purifying agent for aquaculture pool

Also Published As

Publication number Publication date
EP3063095A1 (en) 2016-09-07
PH12016500807A1 (en) 2016-06-13
CN105849051A (en) 2016-08-10
MX2016005531A (en) 2016-10-13
WO2015062881A1 (en) 2015-05-07
BR112016009117A2 (en) 2017-09-19

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