ATE72678T1 - Behandlung von waessrigen systemen. - Google Patents

Behandlung von waessrigen systemen.

Info

Publication number: ATE72678T1
Authority: AT; Austria
Prior art keywords: treatment; aqueous systems; carboxylic acid; acid group; chelant
Prior art date: 1985-10-29

Application number

AT86308419T

Other languages

English (en)

Inventor

Brian Greaves

Original Assignee

Grace W R & 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.)

1985-10-29

Filing date

1986-10-29

Publication date

1992-03-15

1985-10-29 Priority claimed from GB08526590A external-priority patent/GB2184109A/en

1986-10-29 Application filed by Grace W R & Co filed Critical Grace W R & Co

1992-03-15 Application granted granted Critical

1992-03-15 Publication of ATE72678T1 publication Critical patent/ATE72678T1/de

Links

OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical group [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 abstract 1
239000002253 acid Substances 0.000 abstract 1
NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 abstract 1
-1 allyl carboxylic acid Chemical class 0.000 abstract 1
125000002843 carboxylic acid group Chemical group 0.000 abstract 1
239000013522 chelant Substances 0.000 abstract 1
229910052698 phosphorus Inorganic materials 0.000 abstract 1
239000011574 phosphorus Substances 0.000 abstract 1
229920000642 polymer Polymers 0.000 abstract 1
125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 abstract 1
229920002554 vinyl polymer Polymers 0.000 abstract 1
150000003751 zinc Chemical class 0.000 abstract 1

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
- C23F11/08—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

Landscapes

Chemical & Material Sciences (AREA)
Engineering & Computer Science (AREA)
Materials Engineering (AREA)
Mechanical Engineering (AREA)
Metallurgy (AREA)
Organic Chemistry (AREA)
Preventing Corrosion Or Incrustation Of Metals (AREA)
Compositions Of Macromolecular Compounds (AREA)
Chemical Treatment Of Metals (AREA)
Silver Salt Photography Or Processing Solution Therefor (AREA)

AT86308419T 1985-10-29 1986-10-29 Behandlung von waessrigen systemen. ATE72678T1 (de)

Applications Claiming Priority (3)

Application Number	Priority Date	Filing Date	Title
GB08526590A GB2184109A (en)	1985-10-29	1985-10-29	The treatment of aqueous systems
GB08623464A GB2183624A (en)	1985-10-29	1986-09-30	Anti-corrosion treatment of aqueous systems
EP86308419A EP0225051B1 (de)	1985-10-29	1986-10-29	Behandlung von wässrigen Systemen

Publications (1)

Publication Number	Publication Date
ATE72678T1 true ATE72678T1 (de)	1992-03-15

Family

ID=26289944

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
AT86308419T ATE72678T1 (de)	1985-10-29	1986-10-29	Behandlung von waessrigen systemen.

Country Status (6)

Country	Link
EP (1)	EP0225051B1 (de)
AT (1)	ATE72678T1 (de)
AU (1)	AU6456486A (de)
CA (1)	CA1332138C (de)
DE (1)	DE3683928D1 (de)
ES (1)	ES2038595T3 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4717542A (en) *	1987-01-23	1988-01-05	W. R. Grace & Co.	Inhibiting corrosion of iron base metals
NZ226331A (en) *	1987-10-05	1991-08-27	Calgon Corp	Method of inhibiting corrosion of metallic surfaces in aqueous systems using acrylic polymers and zinc ions; compositions therefor
EP0364030A1 (de) *	1988-10-11	1990-04-18	Calgon Corporation	Synergistische Gemische und Verfahren zur Verhinderung der Korrosion an Kohlenstoffhaltigem Stahl in wässrigen Systemen
US5171477A (en) *	1991-05-31	1992-12-15	W. R. Grace & Co.-Conn.	Corrosion inhibition in chelant solutions
ES2059273B1 (es) *	1993-02-09	1995-10-01	Miret Lab	Composiciones dispersantes e inhibidoras de la incrustacion y/o de la corrosion en circuitos de aguas industriales.
US5518629A (en) *	1993-07-29	1996-05-21	Betz Laboratories, Inc.	Methods for controlling scale formation in acqueous systems
WO2000039359A1 (en) *	1998-12-29	2000-07-06	Calgon Corporation	Corrosion inhibitor compositions and methods to control metal corrosion in brine systems
US8513176B2 (en)	2006-08-02	2013-08-20	Ch2O Incorporated	Disinfecting and mineral deposit eliminating composition and methods
CN110158094A (zh) *	2019-07-11	2019-08-23	北京中天兰清环境科技有限公司	一种复合型高效无磷碳钢缓蚀剂的配方及制备方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3669901A (en) *	1970-10-22	1972-06-13	William Bruce Murray	Corrosion inhibitor composition containing zinc, sulfamate, and phosphate ions
US3794603A (en) *	1972-01-17	1974-02-26	Sherwin Williams Co	Zn++-benzotriazole-h2so4 corrosioninhibitor
AU452099B2 (en) *	1972-08-02	1974-08-29	Applied Chemicals Pty. Limited	Aqueous corrosion inhibiting compositions
DE2333353C2 (de) *	1973-06-30	1983-05-19	Bayer Ag, 5090 Leverkusen	Verfahren zur Verhinderung von Korrosion in wasserführenden Systemen und Korrosionsschutzmittel zur Durchführung des Verfahrens
US4018701A (en) *	1975-07-31	1977-04-19	Calgon Corporation	Phosphorous acid and zinc corrosion inhibiting compositions and methods for using same
US4042451A (en) *	1975-08-05	1977-08-16	M&T Chemicals Inc.	Selected stripping of nickel-iron alloys from ferrous substrates
EP0006065A3 (de) *	1978-06-05	1980-01-23	Calgon Corporation	Zusammensetzung und Verfahren zum Korrosionsschutz
GB2118159B (en) *	1982-04-20	1985-09-04	Dearborn Chemicals Ltd	The treatment of aqueous systems

1986
- 1986-10-27 CA CA000521449A patent/CA1332138C/en not_active Expired - Lifetime
- 1986-10-29 AU AU64564/86A patent/AU6456486A/en not_active Abandoned
- 1986-10-29 AT AT86308419T patent/ATE72678T1/de active
- 1986-10-29 ES ES198686308419T patent/ES2038595T3/es not_active Expired - Lifetime
- 1986-10-29 EP EP86308419A patent/EP0225051B1/de not_active Expired
- 1986-10-29 DE DE8686308419T patent/DE3683928D1/de not_active Expired - Lifetime

Also Published As

Publication number	Publication date
EP0225051A1 (de)	1987-06-10
CA1332138C (en)	1994-09-27
EP0225051B1 (de)	1992-02-19
DE3683928D1 (de)	1992-03-26
AU6456486A (en)	1987-04-30
ES2038595T3 (es)	1993-08-01

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