IT1275961B1 - Polimeri dell'acido aspartico ad azione sequestrante procedimento per la loro preparazione e loro impiego - Google Patents

Polimeri dell'acido aspartico ad azione sequestrante procedimento per la loro preparazione e loro impiego

Info

Publication number
IT1275961B1
IT1275961B1 IT95MI000576A ITMI950576A IT1275961B1 IT 1275961 B1 IT1275961 B1 IT 1275961B1 IT 95MI000576 A IT95MI000576 A IT 95MI000576A IT MI950576 A ITMI950576 A IT MI950576A IT 1275961 B1 IT1275961 B1 IT 1275961B1
Authority
IT
Italy
Prior art keywords
sequestrative
preparation
aspartic acid
acid polymers
action procedure
Prior art date
Application number
IT95MI000576A
Other languages
English (en)
Inventor
Franco Codignola
Davino Gelosa
Roberto Ruggieri
Andrea Sliepevich
Original Assignee
Sisas Spa
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 Sisas Spa filed Critical Sisas Spa
Publication of ITMI950576A0 publication Critical patent/ITMI950576A0/it
Priority to IT95MI000576A priority Critical patent/IT1275961B1/it
Priority to DE69630067T priority patent/DE69630067T2/de
Priority to DK96200751T priority patent/DK0733664T3/da
Priority to ES96200751T priority patent/ES2210333T3/es
Priority to EP96200751A priority patent/EP0733664B1/en
Priority to NO19961197A priority patent/NO317692B1/no
Priority to US08/620,330 priority patent/US5936121A/en
Priority to JP8068773A priority patent/JPH0925291A/ja
Publication of ITMI950576A1 publication Critical patent/ITMI950576A1/it
Application granted granted Critical
Publication of IT1275961B1 publication Critical patent/IT1275961B1/it

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
    • 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
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
    • C11D3/16—Organic compounds
    • C11D3/37—Polymers
    • C11D3/3703—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • C11D3/3719—Polyamides or polyimides

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Chemical & Material Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Hydrology & Water Resources (AREA)
  • Wood Science & Technology (AREA)
  • Water Supply & Treatment (AREA)
  • Polyamides (AREA)
  • Macromolecular Compounds Obtained By Forming Nitrogen-Containing Linkages In General (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Biological Depolymerization Polymers (AREA)
  • Detergent Compositions (AREA)
  • Peptides Or Proteins (AREA)
IT95MI000576A 1995-03-23 1995-03-23 Polimeri dell'acido aspartico ad azione sequestrante procedimento per la loro preparazione e loro impiego IT1275961B1 (it)

Priority Applications (8)

Application Number Priority Date Filing Date Title
IT95MI000576A IT1275961B1 (it) 1995-03-23 1995-03-23 Polimeri dell'acido aspartico ad azione sequestrante procedimento per la loro preparazione e loro impiego
EP96200751A EP0733664B1 (en) 1995-03-23 1996-03-19 Polymers of aspartic acid with sequestering activity, process for their preparation and use thereof
DK96200751T DK0733664T3 (da) 1995-03-23 1996-03-19 Polymer af asparaginsyre med kompleksdannende aktivitet, fremgangsmåde til fremstilling deraf samt anvendelse deraf
ES96200751T ES2210333T3 (es) 1995-03-23 1996-03-19 Polimeros de acido aspartico con actividad secuestrante, procedimiento para su preparacion y uso de los mismos.
DE69630067T DE69630067T2 (de) 1995-03-23 1996-03-19 Polymere der Asparaginsäure mit Sequestrierwirkung, Verfahren zu ihrer Herstellung und deren Verwendung
NO19961197A NO317692B1 (no) 1995-03-23 1996-03-22 Fremgangsmate til fremstilling av polymerer av asparaginsyre med sekvestrasjonsaktivitet
US08/620,330 US5936121A (en) 1995-03-23 1996-03-22 Polymers of aspartic acid with sequestering activity process for their preparation and use thereof
JP8068773A JPH0925291A (ja) 1995-03-23 1996-03-25 アスパラギン酸オリゴマー、該オリゴマーを含む化合物、およびアスパラギン酸オリゴマーの合成方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT95MI000576A IT1275961B1 (it) 1995-03-23 1995-03-23 Polimeri dell'acido aspartico ad azione sequestrante procedimento per la loro preparazione e loro impiego

Publications (3)

Publication Number Publication Date
ITMI950576A0 ITMI950576A0 (it) 1995-03-23
ITMI950576A1 ITMI950576A1 (it) 1996-09-23
IT1275961B1 true IT1275961B1 (it) 1997-10-24

Family

ID=11371028

Family Applications (1)

Application Number Title Priority Date Filing Date
IT95MI000576A IT1275961B1 (it) 1995-03-23 1995-03-23 Polimeri dell'acido aspartico ad azione sequestrante procedimento per la loro preparazione e loro impiego

Country Status (8)

Country Link
US (1) US5936121A (it)
EP (1) EP0733664B1 (it)
JP (1) JPH0925291A (it)
DE (1) DE69630067T2 (it)
DK (1) DK0733664T3 (it)
ES (1) ES2210333T3 (it)
IT (1) IT1275961B1 (it)
NO (1) NO317692B1 (it)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6495658B2 (en) 2001-02-06 2002-12-17 Folia, Inc. Comonomer compositions for production of imide-containing polyamino acids
US7294672B2 (en) * 2003-03-31 2007-11-13 Polymer Chemistry Innovations, Inc. Method to form polymeric materials by reverse suspension/emulsion polymerization and compositions formed using that method

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3626672A1 (de) * 1986-08-07 1988-02-11 Bayer Ag Polyasparaginamidsaeure
JP2570670B2 (ja) * 1987-12-28 1997-01-08 味の素株式会社 トキソプラズマ増殖抑制剤
US5219952A (en) * 1992-09-18 1993-06-15 Donlar Corporation Production of high molecular weight polysuccinimide and high molecular weight polyaspartic acid from maleic anhydride and ammonia
DE4306412A1 (de) * 1993-03-02 1994-09-08 Bayer Ag Verfahren zur Herstellung von Polyasparaginsäure

Also Published As

Publication number Publication date
DE69630067T2 (de) 2004-06-24
DK0733664T3 (da) 2004-02-02
NO961197L (no) 1996-09-24
JPH0925291A (ja) 1997-01-28
NO317692B1 (no) 2004-12-06
ITMI950576A1 (it) 1996-09-23
EP0733664A2 (en) 1996-09-25
EP0733664A3 (en) 1997-05-28
US5936121A (en) 1999-08-10
ES2210333T3 (es) 2004-07-01
DE69630067D1 (de) 2003-10-30
ITMI950576A0 (it) 1995-03-23
EP0733664B1 (en) 2003-09-24
NO961197D0 (no) 1996-03-22

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Legal Events

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0001 Granted