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DE69630067D1 - Polymere der Asparaginsäure mit Sequestrierwirkung, Verfahren zu ihrer Herstellung und deren Verwendung - Google Patents

Polymere der Asparaginsäure mit Sequestrierwirkung, Verfahren zu ihrer Herstellung und deren Verwendung

Info

Publication number
DE69630067D1
DE69630067D1 DE69630067T DE69630067T DE69630067D1 DE 69630067 D1 DE69630067 D1 DE 69630067D1 DE 69630067 T DE69630067 T DE 69630067T DE 69630067 T DE69630067 T DE 69630067T DE 69630067 D1 DE69630067 D1 DE 69630067D1
Authority
DE
Germany
Prior art keywords
polymers
preparation
aspartic acid
sequestering action
sequestering
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 - Fee Related
Application number
DE69630067T
Other languages
English (en)
Other versions
DE69630067T2 (de
Inventor
Roberto Ruggieri
Davino Gelosa
Andrea Sliepevich
Franco Codignola
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.)
Eurotecnica Contractors and Engineers SpA
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
Application granted granted Critical
Publication of DE69630067D1 publication Critical patent/DE69630067D1/de
Publication of DE69630067T2 publication Critical patent/DE69630067T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Medicinal Chemistry (AREA)
  • Water Supply & Treatment (AREA)
  • Hydrology & Water Resources (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • General Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Polymers & Plastics (AREA)
  • Polyamides (AREA)
  • Macromolecular Compounds Obtained By Forming Nitrogen-Containing Linkages In General (AREA)
  • Detergent Compositions (AREA)
  • Biological Depolymerization Polymers (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Peptides Or Proteins (AREA)
DE69630067T 1995-03-23 1996-03-19 Polymere der Asparaginsäure mit Sequestrierwirkung, Verfahren zu ihrer Herstellung und deren Verwendung Expired - Fee Related DE69630067T2 (de)

Applications Claiming Priority (2)

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
ITMI950576 1995-03-23

Publications (2)

Publication Number Publication Date
DE69630067D1 true DE69630067D1 (de) 2003-10-30
DE69630067T2 DE69630067T2 (de) 2004-06-24

Family

ID=11371028

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69630067T Expired - Fee Related DE69630067T2 (de) 1995-03-23 1996-03-19 Polymere der Asparaginsäure mit Sequestrierwirkung, Verfahren zu ihrer Herstellung und deren Verwendung

Country Status (8)

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

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
ES2210333T3 (es) 2004-07-01
US5936121A (en) 1999-08-10
EP0733664B1 (de) 2003-09-24
DK0733664T3 (da) 2004-02-02
NO317692B1 (no) 2004-12-06
EP0733664A2 (de) 1996-09-25
JPH0925291A (ja) 1997-01-28
ITMI950576A0 (it) 1995-03-23
ITMI950576A1 (it) 1996-09-23
DE69630067T2 (de) 2004-06-24
NO961197L (no) 1996-09-24
EP0733664A3 (de) 1997-05-28
IT1275961B1 (it) 1997-10-24
NO961197D0 (no) 1996-03-22

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: EUROTECNICA CONTRACTORS AND ENGINEERS S.P.A., MILA

8339 Ceased/non-payment of the annual fee