MX170639B - Poliaminas cuaternarias como inhibidores de oxidacion de sulfito - Google Patents

Poliaminas cuaternarias como inhibidores de oxidacion de sulfito

Info

Publication number
MX170639B
MX170639B MX018516A MX1851689A MX170639B MX 170639 B MX170639 B MX 170639B MX 018516 A MX018516 A MX 018516A MX 1851689 A MX1851689 A MX 1851689A MX 170639 B MX170639 B MX 170639B
Authority
MX
Mexico
Prior art keywords
oxidation inhibitors
quaternary polyamines
sulfur dioxide
sulphite oxidation
sulphite
Prior art date
Application number
MX018516A
Other languages
English (en)
Inventor
Stephen A Bedell
Original Assignee
Dow Cemical Company
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 Dow Cemical Company filed Critical Dow Cemical Company
Publication of MX170639B publication Critical patent/MX170639B/es

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/46—Removing components of defined structure
    • B01D53/48—Sulfur compounds
    • B01D53/50—Sulfur oxides
    • B01D53/501—Sulfur oxides by treating the gases with a solution or a suspension of an alkali or earth-alkali or ammonium compound
    • B01D53/502—Sulfur oxides by treating the gases with a solution or a suspension of an alkali or earth-alkali or ammonium compound characterised by a specific solution or suspension

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • General Chemical & Material Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Biomedical Technology (AREA)
  • Analytical Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Treating Waste Gases (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Anti-Oxidant Or Stabilizer Compositions (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Gas Separation By Absorption (AREA)

Abstract

La presente invención se refiere a una solución acuosa depuradora de bioxido de azufre, que comprende: una solución alcalina acuosa adecuada para depurar bióxido de azufre gaseoso, la solución conteniendo un polielectrolito catiónico que inhibe la oxidación de sulfitos a sulfatos, donde el polielectrolito es un polimero soluble en agua que contiene grupos amina cuaternaria.
MX018516A 1988-11-29 1989-11-28 Poliaminas cuaternarias como inhibidores de oxidacion de sulfito MX170639B (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US27715988A 1988-11-29 1988-11-29

Publications (1)

Publication Number Publication Date
MX170639B true MX170639B (es) 1993-09-02

Family

ID=23059649

Family Applications (1)

Application Number Title Priority Date Filing Date
MX018516A MX170639B (es) 1988-11-29 1989-11-28 Poliaminas cuaternarias como inhibidores de oxidacion de sulfito

Country Status (11)

Country Link
EP (1) EP0376485B1 (es)
JP (1) JPH02194815A (es)
CN (1) CN1033005C (es)
AU (1) AU4567189A (es)
BR (1) BR8906214A (es)
CA (1) CA2004051A1 (es)
DE (1) DE68908137T2 (es)
DK (1) DK600189A (es)
MX (1) MX170639B (es)
NO (1) NO894741L (es)
ZA (1) ZA899106B (es)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1993003825A1 (en) * 1991-08-13 1993-03-04 The Dow Chemical Company A composition and method for simultaneous absorption of sulfur dioxide and nitric oxide
DE10154209A1 (de) * 2001-11-07 2003-05-15 Solvent Innovation Gmbh Verfahren zur Abtrennung von Substanzen aus Lösungen mit ionischen Flüssigkeiten unter Verwendung einer Membran

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4324775A (en) * 1977-10-03 1982-04-13 Tung Shao E Process for recovering sulfur by removal of sulfur dioxide from gaseous mixtures
US4310438A (en) * 1979-03-30 1982-01-12 Betz Laboratories, Inc. Polyethyleneamines as sulfite antioxidants
US4342733A (en) * 1981-01-09 1982-08-03 Betz Laboratories, Inc. Method of improving sulfite antioxidant performance in high solids scrubbers

Also Published As

Publication number Publication date
CN1033005C (zh) 1996-10-16
EP0376485B1 (en) 1993-08-04
DE68908137T2 (de) 1993-11-18
NO894741D0 (no) 1989-11-28
CN1043088A (zh) 1990-06-20
AU4567189A (en) 1990-06-07
EP0376485A1 (en) 1990-07-04
NO894741L (no) 1990-05-30
CA2004051A1 (en) 1990-05-29
BR8906214A (pt) 1990-06-26
DK600189A (da) 1990-05-30
JPH02194815A (ja) 1990-08-01
ZA899106B (en) 1991-07-31
DE68908137D1 (de) 1993-09-09
DK600189D0 (da) 1989-11-28

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