MX9205625A - Polimeros de ditiocarbamato y metodo para eliminar metales pesados de agua que los contiene usando dichos polimeros. - Google Patents

Polimeros de ditiocarbamato y metodo para eliminar metales pesados de agua que los contiene usando dichos polimeros.

Info

Publication number
MX9205625A
MX9205625A MX9205625A MX9205625A MX9205625A MX 9205625 A MX9205625 A MX 9205625A MX 9205625 A MX9205625 A MX 9205625A MX 9205625 A MX9205625 A MX 9205625A MX 9205625 A MX9205625 A MX 9205625A
Authority
MX
Mexico
Prior art keywords
polymers
heavy metals
ditiocarbamate
water containing
eliminating heavy
Prior art date
Application number
MX9205625A
Other languages
English (en)
Inventor
John W Sparapany
John H Collins
Original Assignee
Nalco Chemical Co
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 Nalco Chemical Co filed Critical Nalco Chemical Co
Publication of MX9205625A publication Critical patent/MX9205625A/es

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F8/00—Chemical modification by after-treatment
    • C08F8/34—Introducing sulfur atoms or sulfur-containing groups
    • 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
    • C02F1/68—Treatment of water, waste water, or sewage by addition of specified substances, e.g. trace elements, for ameliorating potable water
    • C02F1/683—Treatment of water, waste water, or sewage by addition of specified substances, e.g. trace elements, for ameliorating potable water by addition of complex-forming compounds
    • 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
    • B01J20/20—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising free carbon; comprising carbon obtained by carbonising processes
    • 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
    • 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
    • C02F1/5272—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using specific organic precipitants
    • 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
    • C02F1/58—Treatment of water, waste water, or sewage by removing specified dissolved compounds
    • C02F1/62—Heavy metal compounds
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G73/00—Macromolecular compounds obtained by reactions forming a linkage containing nitrogen with or without oxygen or carbon in the main chain of the macromolecule, not provided for in groups C08G12/00 - C08G71/00
    • C08G73/02—Polyamines
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S210/00—Liquid purification or separation
    • Y10S210/902—Materials removed
    • Y10S210/911—Cumulative poison
    • Y10S210/912—Heavy metal

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Medicinal Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Polymers & Plastics (AREA)
  • Inorganic Chemistry (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Removal Of Specific Substances (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)

Abstract

Se describe un polímero de dicloruro de etilenoamoníaco soluble en agua, que tiene un peso molecular de 500 a 10,000, que contiene desde 5 a 50 en mol de grupos de sal de ditiocarbamato. También, se describe el uso de estos polímeros en la eliminación de metales pesados del agua.
MX9205625A 1991-10-02 1992-10-01 Polimeros de ditiocarbamato y metodo para eliminar metales pesados de agua que los contiene usando dichos polimeros. MX9205625A (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US76965891A 1991-10-02 1991-10-02
US07/845,870 US5164095A (en) 1991-10-02 1992-03-03 Dithiocarbamate polymers

Publications (1)

Publication Number Publication Date
MX9205625A true MX9205625A (es) 1993-08-01

Family

ID=27118206

Family Applications (1)

Application Number Title Priority Date Filing Date
MX9205625A MX9205625A (es) 1991-10-02 1992-10-01 Polimeros de ditiocarbamato y metodo para eliminar metales pesados de agua que los contiene usando dichos polimeros.

Country Status (5)

Country Link
US (1) US5164095A (es)
KR (1) KR0139830B1 (es)
AU (1) AU646763B2 (es)
MX (1) MX9205625A (es)
TW (1) TW211020B (es)

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US5510040A (en) * 1994-11-21 1996-04-23 Nalco Chemical Company Removal of selenium from water by complexation with polymeric dithiocarbamates
US5549832A (en) * 1994-12-22 1996-08-27 Century Manufacturing Company Vehicle coolant recycling
US5500133A (en) * 1995-02-17 1996-03-19 Betz Laboratories, Inc. Polymeric dithiocarbamate acid salt compositions and method of use
US5523002A (en) * 1995-02-17 1996-06-04 Betz Laboratories, Inc. Polymeric dithiocarbamic acid salt compositions and methods of use
US5871648A (en) * 1996-11-26 1999-02-16 Environmental Chemistries, Inc. Wastewater treatment process and apparatus for high flow impurity removal
US5965027A (en) 1996-11-26 1999-10-12 Microbar Incorporated Process for removing silica from wastewater
US6428705B1 (en) 1996-11-26 2002-08-06 Microbar Incorporated Process and apparatus for high flow and low pressure impurity removal
US5900220A (en) * 1997-01-16 1999-05-04 Microbar Incorporated Soda ash processing method
US5993667A (en) * 1997-10-20 1999-11-30 Texaco Inc. Process for removing selenium from refinery process water and waste water streams
US6140130A (en) * 1998-07-13 2000-10-31 Nalco Chemical Company Detection and removal of copper from wastewater streams from semiconductor and printed circuit board processing
WO2000011329A1 (en) * 1998-08-20 2000-03-02 United Sensitives Marketing In Method and apparatus for purifying water solutions of glycol-based substances
JP2002534564A (ja) 1999-01-15 2002-10-15 ナルコ ケミカル カンパニー 半導体廃水から金属イオンを沈殿させ、同時にマイクロフィルターの運転を向上させる組成物および方法
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US6338803B1 (en) 1999-08-30 2002-01-15 Koch Microelectronic Service Co., Inc. Process for treating waste water containing hydrofluoric acid and mixed acid etchant waste
US6203705B1 (en) 1999-10-22 2001-03-20 Koch Microelectronic Service Company, Inc. Process for treating waste water containing copper
US6702921B2 (en) * 2001-05-01 2004-03-09 Ondeo Nalco Company Methods to enhance pulp bleaching and delignification using an organic sulfide chelating agent
US20080197075A1 (en) * 2006-09-07 2008-08-21 Musale Deepak A Removing mercury and other heavy metals from industrial wastewater
US8585994B2 (en) * 2007-12-07 2013-11-19 Nalco Company Corrosion control in and selenium removal from flue gas wet scrubber systems
US20080060997A1 (en) * 2006-09-07 2008-03-13 Musale Deepak A Method of heavy metals removal from municipal wastewater
US20080060999A1 (en) * 2006-09-07 2008-03-13 Musale Deepak A Method of heavy metal removal from industrial wastewater using submerged ultrafiltration or microfiltration membranes
US9328003B2 (en) 2006-09-07 2016-05-03 Nalco Company Method of heavy metal removal from water streams
US8211389B2 (en) 2010-04-06 2012-07-03 Nalco Company Metal scavenging polymers and uses thereof
US8632742B2 (en) * 2007-12-07 2014-01-21 Nalco Company Methods of controlling mercury emission
US20100051553A1 (en) * 2008-08-29 2010-03-04 General Electric Company Method for removing mercury from wastewater and other liquid streams
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Also Published As

Publication number Publication date
TW211020B (en) 1993-08-11
AU2612592A (en) 1993-04-08
AU646763B2 (en) 1994-03-03
KR0139830B1 (ko) 1998-07-01
KR930007891A (ko) 1993-05-20
US5164095A (en) 1992-11-17

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