JPS6224160B2 - - Google Patents

Info

Publication number
JPS6224160B2
JPS6224160B2 JP54120226A JP12022679A JPS6224160B2 JP S6224160 B2 JPS6224160 B2 JP S6224160B2 JP 54120226 A JP54120226 A JP 54120226A JP 12022679 A JP12022679 A JP 12022679A JP S6224160 B2 JPS6224160 B2 JP S6224160B2
Authority
JP
Japan
Prior art keywords
copolymer
acid
water
mole percent
formation
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.)
Expired
Application number
JP54120226A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5544390A (en
Inventor
Moorisu Shiraa Aasaa
Sutanrei Barusaasukii Jeimuzu
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.)
Wyeth Holdings LLC
Original Assignee
American Cyanamid 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 American Cyanamid Co filed Critical American Cyanamid Co
Publication of JPS5544390A publication Critical patent/JPS5544390A/ja
Publication of JPS6224160B2 publication Critical patent/JPS6224160B2/ja
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
    • 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
    • C02F1/042—Prevention of deposits
    • 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
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A20/00—Water conservation; Efficient water supply; Efficient water use
    • Y02A20/124—Water desalination

Landscapes

  • Chemical & Material Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Heat Treatment Of Water, Waste Water Or Sewage (AREA)
  • Preventing Corrosion Or Incrustation Of Metals (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Removal Of Specific Substances (AREA)
JP12022679A 1978-09-25 1979-09-20 Method of inhibiting boiler scale in evaporating desalting device Granted JPS5544390A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US94566178A 1978-09-25 1978-09-25

Publications (2)

Publication Number Publication Date
JPS5544390A JPS5544390A (en) 1980-03-28
JPS6224160B2 true JPS6224160B2 (cg-RX-API-DMAC7.html) 1987-05-27

Family

ID=25483394

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12022679A Granted JPS5544390A (en) 1978-09-25 1979-09-20 Method of inhibiting boiler scale in evaporating desalting device

Country Status (8)

Country Link
EP (1) EP0009304B1 (cg-RX-API-DMAC7.html)
JP (1) JPS5544390A (cg-RX-API-DMAC7.html)
CA (1) CA1153726A (cg-RX-API-DMAC7.html)
DE (1) DE2962953D1 (cg-RX-API-DMAC7.html)
ES (1) ES484289A1 (cg-RX-API-DMAC7.html)
IL (1) IL57742A (cg-RX-API-DMAC7.html)
MX (1) MX151528A (cg-RX-API-DMAC7.html)
ZA (1) ZA793301B (cg-RX-API-DMAC7.html)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4600524A (en) * 1983-12-08 1986-07-15 W. R. Grace & Co. Composition and method for inhibiting scale
US4631131A (en) * 1983-12-08 1986-12-23 R. W. Grace & Co. Method for inhibiting scale
GB2152919B (en) * 1983-12-08 1987-08-26 Dearborn Chemicals Co Method of controlling scale in pressurised boilers
ATE81111T1 (de) * 1988-08-01 1992-10-15 Calgon Corp Verfahren zur kesselsteinbekaempfung mittels allylsulfonat-maleinsaeureanhydridpolymeren.
SE9502198L (sv) * 1995-06-16 1996-12-17 Eka Chemicals Ab Upplösning av inkruster vid indunstning av surt och alkaliskt avloppsvatten
FI20096408L (fi) * 2009-12-30 2011-07-01 Kemira Oyj Dispersioainekoostumus, sen käyttö ja sitä käsittävä päällystyskoostumus ja menetelmä päällystyskoostumuksen tai lietteen viskositeettiominaisuuksien parantamiseksi
WO2021117134A1 (en) 2019-12-10 2021-06-17 Kurita Water Industries Ltd. Copolymers suitable for reducing the formation of magnesium hydroxide containing scale

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3879288A (en) * 1970-07-01 1975-04-22 Frederick Herman Siegele Process of inhibiting scale formation on walls of structures containing an aqueous system
US3706717A (en) * 1970-07-01 1972-12-19 American Cyanamid Co Copolymers of fumaric acid and allyl sulfonic acid

Also Published As

Publication number Publication date
EP0009304B1 (en) 1982-05-26
ES484289A1 (es) 1980-04-01
MX151528A (es) 1984-12-13
EP0009304A1 (en) 1980-04-02
IL57742A0 (en) 1979-11-30
CA1153726A (en) 1983-09-13
DE2962953D1 (en) 1982-07-15
ZA793301B (en) 1980-06-25
IL57742A (en) 1983-02-23
JPS5544390A (en) 1980-03-28

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