NO20030784D0 - Forhindring av inkrustasjoner av fosfatholdige dobbeltsalter - Google Patents

Forhindring av inkrustasjoner av fosfatholdige dobbeltsalter

Info

Publication number
NO20030784D0
NO20030784D0 NO20030784A NO20030784A NO20030784D0 NO 20030784 D0 NO20030784 D0 NO 20030784D0 NO 20030784 A NO20030784 A NO 20030784A NO 20030784 A NO20030784 A NO 20030784A NO 20030784 D0 NO20030784 D0 NO 20030784D0
Authority
NO
Norway
Prior art keywords
encrustations
phosphate
prevention
containing double
double salts
Prior art date
Application number
NO20030784A
Other languages
English (en)
Other versions
NO20030784L (no
Inventor
Thomas Klein
Harry-Guenter Mueller
Original Assignee
Bayer Ag
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 Bayer Ag filed Critical Bayer Ag
Publication of NO20030784D0 publication Critical patent/NO20030784D0/no
Publication of NO20030784L publication Critical patent/NO20030784L/no

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G73/00—Macromolecular compounds obtained by reactions forming a linkage containing nitrogen with or without oxygen or carbon in the main chain of the macromolecule, not provided for in groups C08G12/00 - C08G71/00
    • C08G73/06—Polycondensates having nitrogen-containing heterocyclic rings in the main chain of the macromolecule
    • C08G73/10—Polyimides; Polyester-imides; Polyamide-imides; Polyamide acids or similar polyimide precursors
    • C08G73/1092—Polysuccinimides
    • 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
    • C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
    • C02F1/54—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using organic material
    • C02F1/56—Macromolecular compounds
    • 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
    • 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
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G69/00—Macromolecular compounds obtained by reactions forming a carboxylic amide link in the main chain of the macromolecule
    • C08G69/02—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids
    • C08G69/08—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids derived from amino-carboxylic acids
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2101/00—Nature of the contaminant
    • C02F2101/10—Inorganic compounds
    • C02F2101/105—Phosphorus compounds

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Hydrology & Water Resources (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • General Chemical & Material Sciences (AREA)
  • Macromolecular Compounds Obtained By Forming Nitrogen-Containing Linkages In General (AREA)
  • Removal Of Specific Substances (AREA)
  • Emulsifying, Dispersing, Foam-Producing Or Wetting Agents (AREA)
NO20030784A 2002-02-20 2003-02-19 Forhindring av inkrustasjoner av fosfatholdige dobbeltsalter NO20030784L (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE10207088A DE10207088A1 (de) 2002-02-20 2002-02-20 Verhinderung von Inkrustationen Phosphat-enthaltender Doppelsalze

Publications (2)

Publication Number Publication Date
NO20030784D0 true NO20030784D0 (no) 2003-02-19
NO20030784L NO20030784L (no) 2003-08-21

Family

ID=7713869

Family Applications (1)

Application Number Title Priority Date Filing Date
NO20030784A NO20030784L (no) 2002-02-20 2003-02-19 Forhindring av inkrustasjoner av fosfatholdige dobbeltsalter

Country Status (7)

Country Link
US (1) US20030160001A1 (no)
EP (1) EP1338572A1 (no)
JP (1) JP2003290792A (no)
DE (1) DE10207088A1 (no)
IL (1) IL154490A0 (no)
NO (1) NO20030784L (no)
ZA (1) ZA200301297B (no)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10310414A1 (de) 2003-03-11 2004-09-23 Bayer Chemicals Ag Wasserkonditionierungsmittel
JP2005264326A (ja) * 2004-02-20 2005-09-29 Nippon Paint Co Ltd 表面調整剤及び表面調整方法
DE102008005992A1 (de) * 2008-01-24 2009-07-30 U.C.M. Heidelberg Gmbh Verfahren zur Herabsetzung der Versinterung von Drainagerohren
CN104445648A (zh) * 2014-11-14 2015-03-25 天津大港油田滨港集团博弘石油化工有限公司 一种用于油田注水处理的缓蚀阻垢剂
CN111019131B (zh) * 2019-12-13 2021-06-18 山东泰和水处理科技股份有限公司 一种聚天冬氨酸锌盐的制备方法

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4087360A (en) * 1975-09-24 1978-05-02 Olin Corporation Method of inhibiting scale formation
US5152902A (en) * 1991-03-19 1992-10-06 Donlar Corporation Polyaspartic acid as a calcium carbonate and a calcium phosphate inhibitor
US5352365A (en) * 1993-02-22 1994-10-04 Fuller Richard L Process for removing scale, and reducing scale formation in sewage treatment plants
US5929198A (en) * 1996-07-16 1999-07-27 Nalco Chemical Company Biodegradable poly (amino acid)s, derivatized amino acid polymers and methods for making same
CA2205717C (en) * 1996-07-16 2007-02-27 Nalco Chemical Company Biodegradable poly(amino acid)s derivatized amino acid polymers and methods for making same
US5776875A (en) * 1996-07-16 1998-07-07 Nalco Chemical Company Use of biodegradable polymers in preventing scale build-up
DE19815025A1 (de) * 1998-04-03 1999-10-07 Bayer Ag Verfahren zur Herstellung von Polymeren mit wiederkehrenden Succinyleinheiten unter Verwendung von Katalysatoren
DE19837068A1 (de) * 1998-08-17 2000-02-24 Bayer Ag Mittel zur Wasserbehandlung
DE19845639A1 (de) * 1998-10-05 2000-04-06 Bayer Ag Verfahren zur Herstellung von biologisch abbaubaren Polymeren mit wiederkehrenden Succinyleinheiten
US6391207B1 (en) * 2000-02-29 2002-05-21 Ciba Specialty Chemicals Water Treatments Ltd. Treatment of scale
DE10101671A1 (de) * 2000-08-25 2002-03-14 Bayer Ag Verfahren zur Konditionierung stehender und fließender Wassersysteme

Also Published As

Publication number Publication date
EP1338572A1 (de) 2003-08-27
JP2003290792A (ja) 2003-10-14
US20030160001A1 (en) 2003-08-28
NO20030784L (no) 2003-08-21
IL154490A0 (en) 2003-09-17
DE10207088A1 (de) 2003-08-28
ZA200301297B (en) 2004-02-18

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Legal Events

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FC2A Withdrawal, rejection or dismissal of laid open patent application