CA2202468A1 - Procede pour minimiser la degradation des solvants et la corrosion dans des systemes de traitement aux solvants aux amines - Google Patents

Procede pour minimiser la degradation des solvants et la corrosion dans des systemes de traitement aux solvants aux amines

Info

Publication number: CA2202468A1
Authority: CA; Canada
Prior art keywords: corrosion; solvent; amine; diethylhydroxylamine; minimizing
Prior art date: 1994-10-13
Legal status (The legal status 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 status listed.): Granted

Application number

CA002202468A

Other languages

English (en)

Other versions

CA2202468C (fr

Inventor

John C. Soria

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

CATACHEM Inc

Original Assignee

Individual

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.)

1994-10-13

Filing date

1995-10-10

Publication date

1996-04-25

1995-10-10 Application filed by Individual filed Critical Individual

1995-10-10 Priority claimed from PCT/US1995/013245 external-priority patent/WO1996012053A1/fr

1996-04-25 Publication of CA2202468A1 publication Critical patent/CA2202468A1/fr

2006-12-12 Application granted granted Critical

2006-12-12 Publication of CA2202468C publication Critical patent/CA2202468C/fr

2015-10-10 Anticipated expiration legal-status Critical

Status Expired - Lifetime legal-status Critical Current

Links

150000001412 amines Chemical class 0.000 title abstract 3
238000005260 corrosion Methods 0.000 title abstract 3
230000007797 corrosion Effects 0.000 title abstract 3
239000002904 solvent Substances 0.000 title abstract 3
230000015556 catabolic process Effects 0.000 title 1
238000006731 degradation reaction Methods 0.000 title 1
238000000034 method Methods 0.000 title 1
229920001174 Diethylhydroxylamine Polymers 0.000 abstract 4
QIGBRXMKCJKVMJ-UHFFFAOYSA-N Hydroquinone Chemical compound OC1=CC=C(O)C=C1 QIGBRXMKCJKVMJ-UHFFFAOYSA-N 0.000 abstract 4
FVCOIAYSJZGECG-UHFFFAOYSA-N diethylhydroxylamine Chemical compound CCN(O)CC FVCOIAYSJZGECG-UHFFFAOYSA-N 0.000 abstract 3
-1 amine salts Chemical class 0.000 abstract 2
230000015572 biosynthetic process Effects 0.000 abstract 2

Classifications

- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
- C23F11/00—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent
- C23F11/06—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent in markedly alkaline liquids
- 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
- B01D53/14—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 by absorption
- B01D53/1412—Controlling the absorption process
- 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
- B01D53/14—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 by absorption
- B01D53/1493—Selection of liquid materials for use as absorbents
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
- C23F11/00—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent
- C23F11/08—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent in other liquids
- C23F11/10—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent in other liquids using organic inhibitors
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
- C23F11/00—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent
- C23F11/08—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent in other liquids
- C23F11/10—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent in other liquids using organic inhibitors
- C23F11/14—Nitrogen-containing compounds
- C23F11/141—Amines; Quaternary ammonium compounds
- C23F11/142—Hydroxy amines

Landscapes

Chemical & Material Sciences (AREA)
Engineering & Computer Science (AREA)
Materials Engineering (AREA)
Mechanical Engineering (AREA)
Metallurgy (AREA)
Organic Chemistry (AREA)
Analytical Chemistry (AREA)
General Chemical & Material Sciences (AREA)
Oil, Petroleum & Natural Gas (AREA)
Chemical Kinetics & Catalysis (AREA)
Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Preventing Corrosion Or Incrustation Of Metals (AREA)

CA002202468A 1994-10-13 1995-10-10 Procede pour minimiser la degradation des solvants et la corrosion dans des systemes de traitement aux solvants aux amines Expired - Lifetime CA2202468C (fr)

Applications Claiming Priority (3)

Application Number	Priority Date	Filing Date	Title
US32216894A	1994-10-13	1994-10-13
US322,168		1994-10-13
PCT/US1995/013245 WO1996012053A1 (fr)	1994-10-13	1995-10-10	Procede pour minimiser la degradation des solvants et la corrosion dans des systemes de traitement aux solvants aux amines

Publications (2)

Publication Number	Publication Date
CA2202468A1 true CA2202468A1 (fr)	1996-04-25
CA2202468C CA2202468C (fr)	2006-12-12

Family

ID=37561053

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA002202468A Expired - Lifetime CA2202468C (fr)	1994-10-13	1995-10-10	Procede pour minimiser la degradation des solvants et la corrosion dans des systemes de traitement aux solvants aux amines

Country Status (1)

Country	Link
CA (1)	CA2202468C (fr)

1995
- 1995-10-10 CA CA002202468A patent/CA2202468C/fr not_active Expired - Lifetime

Also Published As

Publication number	Publication date
CA2202468C (fr)	2006-12-12

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Legal Events

Date	Code	Title	Description
2002-10-04	EEER	Examination request
2015-12-15	MKEX	Expiry	Effective date: 20151013