ES507169A0 - Un metodo de tratar agua, especialmente aguas duras, con copolimeros vinilicos del tipo de adicion. - Google Patents

Un metodo de tratar agua, especialmente aguas duras, con copolimeros vinilicos del tipo de adicion.

Info

Publication number
ES507169A0
ES507169A0 ES507169A ES507169A ES507169A0 ES 507169 A0 ES507169 A0 ES 507169A0 ES 507169 A ES507169 A ES 507169A ES 507169 A ES507169 A ES 507169A ES 507169 A0 ES507169 A0 ES 507169A0
Authority
ES
Spain
Prior art keywords
treating water
vinyl copolymers
especially hard
additional vinyl
hard waters
Prior art date
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
ES507169A
Other languages
English (en)
Other versions
ES8301840A1 (es
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.)
Grace Dearborn Ltd
Original Assignee
Dearborn Chemicals Ltd
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 Dearborn Chemicals Ltd filed Critical Dearborn Chemicals Ltd
Publication of ES8301840A1 publication Critical patent/ES8301840A1/es
Publication of ES507169A0 publication Critical patent/ES507169A0/es
Granted legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F5/00—Softening water; Preventing scale; Adding scale preventatives or scale removers to water, e.g. adding sequestering agents
    • C02F5/08—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents
    • C02F5/10—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents using organic substances
    • C02F5/12—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents using organic substances containing nitrogen
    • 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
    • C02F1/02—Treatment of water, waste water, or sewage by heating
    • C02F1/04—Treatment of water, waste water, or sewage by heating by distillation or evaporation
    • C02F1/10—Treatment of water, waste water, or sewage by heating by distillation or evaporation by direct contact with a particulate solid or with a fluid, as a heat transfer medium
ES507169A 1980-11-18 1981-11-16 Un metodo de tratar agua, especialmente aguas duras, con copolimeros vinilicos del tipo de adicion. Granted ES507169A0 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8036932A GB2087862B (en) 1980-11-18 1980-11-18 Process for dispersing particulate material in aqueous systems

Publications (2)

Publication Number Publication Date
ES8301840A1 ES8301840A1 (es) 1982-12-16
ES507169A0 true ES507169A0 (es) 1982-12-16

Family

ID=10517382

Family Applications (1)

Application Number Title Priority Date Filing Date
ES507169A Granted ES507169A0 (es) 1980-11-18 1981-11-16 Un metodo de tratar agua, especialmente aguas duras, con copolimeros vinilicos del tipo de adicion.

Country Status (8)

Country Link
US (1) US4559156A (es)
JP (1) JPS57113897A (es)
DE (1) DE3145283A1 (es)
ES (1) ES507169A0 (es)
FR (1) FR2494130B1 (es)
GB (1) GB2087862B (es)
IT (1) IT1144928B (es)
SE (1) SE452452B (es)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1983003617A1 (en) * 1982-04-05 1983-10-27 Stigsson, Lars, Lennart Coal-water dispersion and method of the manufacture thereof
GB2124607B (en) * 1982-07-16 1986-02-05 Katayama Chemical Works Co Scale-inhibiting agent
GB8416454D0 (en) * 1984-06-28 1984-08-01 Allied Colloids Ltd Polymer powders
JPS62144741A (ja) * 1985-12-18 1987-06-27 Kurita Water Ind Ltd ボイラ水用鉄分散剤
US4717542A (en) * 1987-01-23 1988-01-05 W. R. Grace & Co. Inhibiting corrosion of iron base metals
US4937002A (en) * 1989-06-12 1990-06-26 National Starch And Chemical Investment Holding Corporation Interpolymers for barium sulphate inhibition
AUPO976797A0 (en) 1997-10-14 1997-11-06 Orica Australia Pty Ltd Method and composition (III)
US6040392A (en) * 1998-03-10 2000-03-21 Alliedsignal Inc. Nylon 6 or 66 based compositions and films formed therefrom having reduced curl
EP1097177B1 (en) 1998-07-10 2007-11-21 Basf Corporation Continuous bulk polymerization and esterification process and compositions including the polymeric product
US6346590B1 (en) 1998-07-10 2002-02-12 S. C. Johnson Commercial Markets, Inc. Process for producing polymers by free radical polymerization and condensation reaction, and apparatus and products related thereto
WO2001005843A1 (en) 1999-07-14 2001-01-25 Johnson Polymer, Inc. Process for the continuous production of epoxy-(meth)acrylic-styrene polymers and their use in coating
US6605681B1 (en) 2000-07-12 2003-08-12 Johnson Polymer, Inc. Process for the continuous production of epoxylated addition polymers, and powder and liquid coating applications containing epoxylated addition polymers

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA848400A (en) * 1970-08-04 T. Moran Ralph Composition and method for inhibiting scaling in aqueous systems
CA863295A (en) * 1971-02-09 M. Hwa Chih Composition and method for inhibiting scaling and removing scale in aqueous systems
US3463730A (en) * 1965-08-05 1969-08-26 American Cyanamid Co Prevention of and removal of scale formation in water systems
US3549548A (en) * 1968-11-22 1970-12-22 Nalco Chemical Co Method of inhibiting scale formation using a condensed polyphosphatepartially hydrolyzed polyacrylonitrile composition
DE1904940C2 (de) * 1969-02-01 1982-07-22 Degussa Ag, 6000 Frankfurt Verwendung von Carboxyl- bzw. Carboxylat- und Hydroxylgruppen aufweisenden Polymeren als Komplexbildner
US3663448A (en) * 1970-09-25 1972-05-16 Calgon Corp Inhibiting scale deposition
US3806367A (en) * 1972-06-01 1974-04-23 Bitz Lab Inc Acrylamido-sulfonic acid polymers and their use as rust and tubercle removing agents
JPS532393A (en) * 1976-06-30 1978-01-11 Nippon Jiyunyaku Kk Method of preventing water scale in cooling system
US4072607A (en) * 1976-10-26 1978-02-07 American Cyanamid Company Preparation of anionic polymers for use as scale inhibitors and anti-precipitants
US4147627A (en) * 1977-02-07 1979-04-03 American Cyanamid Company Process for scale control using mixtures of polycationic and polyanionic polymers
US4164521A (en) * 1977-02-07 1979-08-14 American Cyanamid Company Mixtures of polycationic and polyanionic polymers for scale control
JPS5420362A (en) * 1977-07-15 1979-02-15 Aichi Electric Mfg Iron core for magnetic flux generator
SU768765A1 (ru) * 1979-03-19 1980-10-07 Уральский Филиал Всесоюзного Дважды Ордена Трудового Красного Знамени Теплотехнического Научно-Исследовательского Института Им. Ф.Э.Дзержинского Способ стабилизации окислов железа
GB2061249B (en) * 1979-10-23 1983-05-18 Dearborn Chemicals Ltd Treatment of aqueous systems to inhibit deposition of solid material

Also Published As

Publication number Publication date
FR2494130B1 (fr) 1988-09-23
ES8301840A1 (es) 1982-12-16
IT8125117A0 (it) 1981-11-16
SE452452B (sv) 1987-11-30
GB2087862B (en) 1984-08-01
FR2494130A1 (fr) 1982-05-21
GB2087862A (en) 1982-06-03
IT1144928B (it) 1986-10-29
DE3145283C2 (es) 1992-08-27
SE8106839L (sv) 1982-05-19
US4559156A (en) 1985-12-17
JPS57113897A (en) 1982-07-15
DE3145283A1 (de) 1982-07-22

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Legal Events

Date Code Title Description
PC1A Transfer granted