ATE537120T1 - Wasserreinigungszusammensetzung und verfahren - Google Patents

Wasserreinigungszusammensetzung und verfahren

Info

Publication number: ATE537120T1
Authority: AT; Austria
Prior art keywords: removal; composition; water purification; arsenic; purification composition
Prior art date: 2007-07-16

Application number

AT08774326T

Other languages

English (en)

Inventor

Santosh Gupta

Samiran Mahapatra

Amitava Pramanik

Ayan Sarkar

Original Assignee

Unilever Nv

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.)

2007-07-16

Filing date

2008-06-26

Publication date

2011-12-15

2008-06-26 Application filed by Unilever Nv filed Critical Unilever Nv

2011-12-15 Application granted granted Critical

2011-12-15 Publication of ATE537120T1 publication Critical patent/ATE537120T1/de

Links

XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title abstract 3
238000000034 method Methods 0.000 title abstract 2
238000000746 purification Methods 0.000 title abstract 2
229910052785 arsenic Inorganic materials 0.000 abstract 2
RQNWIZPPADIBDY-UHFFFAOYSA-N arsenic atom Chemical compound [As] RQNWIZPPADIBDY-UHFFFAOYSA-N 0.000 abstract 2
150000001768 cations Chemical class 0.000 abstract 2
239000000356 contaminant Substances 0.000 abstract 1
238000005189 flocculation Methods 0.000 abstract 1
230000016615 flocculation Effects 0.000 abstract 1
150000004679 hydroxides Chemical class 0.000 abstract 1
239000012535 impurity Substances 0.000 abstract 1
239000012569 microbial contaminant Substances 0.000 abstract 1
238000004659 sterilization and disinfection Methods 0.000 abstract 1

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
- 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
- C02F1/28—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
- C02F1/72—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
- C02F2303/00—Specific treatment goals
- C02F2303/04—Disinfection

Landscapes

Chemical & Material Sciences (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)
Inorganic Chemistry (AREA)
Solid-Sorbent Or Filter-Aiding Compositions (AREA)
Removal Of Specific Substances (AREA)
Separation Of Suspended Particles By Flocculating Agents (AREA)
Water Treatment By Sorption (AREA)

AT08774326T 2007-07-16 2008-06-26 Wasserreinigungszusammensetzung und verfahren ATE537120T1 (de)

Applications Claiming Priority (3)

Application Number	Priority Date	Filing Date	Title
IN1355MU2007		2007-07-16
EP07115397		2007-08-31
PCT/EP2008/058142 WO2009010376A1 (en)	2007-07-16	2008-06-26	Water purification composition and process

Publications (1)

Publication Number	Publication Date
ATE537120T1 true ATE537120T1 (de)	2011-12-15

Family

ID=39845488

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
AT08774326T ATE537120T1 (de)	2007-07-16	2008-06-26	Wasserreinigungszusammensetzung und verfahren

Country Status (10)

Country	Link
EP (1)	EP2188218B8 (de)
CN (1)	CN101743205B (de)
AT (1)	ATE537120T1 (de)
BR (1)	BRPI0812763A2 (de)
EA (1)	EA015977B1 (de)
EG (1)	EG26122A (de)
MX (1)	MX2010000666A (de)
PL (1)	PL2188218T3 (de)
WO (1)	WO2009010376A1 (de)
ZA (1)	ZA200909000B (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CN102219964B (zh) *	2011-04-29	2015-04-15	东南大学	用作聚氯乙烯热稳定剂的复合层状氢氧化物及其制备方法
EP3063095A1 (de) *	2013-11-01	2016-09-07	Unilever N.V.	Zusammensetzung zur reinigung von wasser
WO2015193087A1 (en) *	2014-06-18	2015-12-23	Unilever N.V.	Layered double hydroxides for purification of water
WO2017186478A1 (en)	2016-04-28	2017-11-02	Unilever N.V.	A granular composition and filter for purification of water
US10759680B2 (en) *	2016-05-17	2020-09-01	Uop Llc	Preferential removal of hexavalent chromium from contaminated water
CN106219710A (zh) *	2016-09-27	2016-12-14	合肥天翔环境工程有限公司	水处理复合絮凝剂
US11795068B2 (en) *	2016-12-27	2023-10-24	Jdc Corporation	Water purification apparatus and water purification method using layered double hydroxide
JPWO2018124192A1 (ja) *	2016-12-27	2019-11-14	日本国土開発株式会社	層状複水酸化物成形体およびその製造方法
CN108514862B (zh) *	2018-04-26	2020-08-11	济南大学	一种BiOBr/ZnAl1.8Fe0.2O4复合光催化剂及其应用
CN108609708B (zh) *	2018-04-28	2022-01-25	孙法峰	一种污水处理用聚合硅酸改性水滑石材料的制备方法
CA3046577A1 (fr) *	2019-06-13	2020-12-13	121352 Canada Inc. (Technosub)	Comprimes, procedes et appareils pour le traitement d'eau contaminee
CN112093830A (zh) *	2020-09-18	2020-12-18	北京英诺格林科技有限公司	生态净水药剂及制备方法
CN114907167B (zh) *	2022-04-20	2023-06-06	浙江师范大学	一种用于改善农作物生长环境的农田修复剂

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US5174903A (en) *	1990-08-07	1992-12-29	Miller Jack C	Process for removing proteinaceous materials, fats and oils from food processing wastewater and recovering same
GB9206841D0 (en) *	1992-03-28	1992-05-13	Unilever Plc	Sorbing agents
US6525117B1 (en) *	2000-06-08	2003-02-25	Akzo Nobel N.V.	Stabilized zinc pyrithione for vinyl chloride polymers
WO2005012194A1 (en) *	2003-01-28	2005-02-10	The University Of Wyoming Research Corporation D/B/A Western Research Institute	Charge-based water filtration systems

2008
- 2008-06-26 WO PCT/EP2008/058142 patent/WO2009010376A1/en not_active Ceased
- 2008-06-26 AT AT08774326T patent/ATE537120T1/de active
- 2008-06-26 PL PL08774326T patent/PL2188218T3/pl unknown
- 2008-06-26 BR BRPI0812763-8A2A patent/BRPI0812763A2/pt not_active IP Right Cessation
- 2008-06-26 MX MX2010000666A patent/MX2010000666A/es active IP Right Grant
- 2008-06-26 CN CN200880024875.8A patent/CN101743205B/zh not_active Expired - Fee Related
- 2008-06-26 EA EA201000212A patent/EA015977B1/ru not_active IP Right Cessation
- 2008-06-26 EP EP08774326A patent/EP2188218B8/de not_active Not-in-force
2009
- 2009-12-17 ZA ZA2009/09000A patent/ZA200909000B/en unknown
- 2009-12-20 EG EG2009121851A patent/EG26122A/en active

Also Published As

Publication number	Publication date
EA201000212A1 (ru)	2010-06-30
EP2188218A1 (de)	2010-05-26
PL2188218T3 (pl)	2012-07-31
EG26122A (en)	2013-03-05
WO2009010376A1 (en)	2009-01-22
EP2188218B8 (de)	2012-06-06
MX2010000666A (es)	2010-07-02
BRPI0812763A2 (pt)	2014-12-02
EA015977B1 (ru)	2012-01-30
EP2188218B1 (de)	2011-12-14
CN101743205A (zh)	2010-06-16
ZA200909000B (en)	2011-03-30
CN101743205B (zh)	2014-03-19

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