ES2115794T3 - Procedimiento para la obtencion de acido poliasparaginico. - Google Patents

Procedimiento para la obtencion de acido poliasparaginico.

Info

Publication number
ES2115794T3
ES2115794T3 ES94102420T ES94102420T ES2115794T3 ES 2115794 T3 ES2115794 T3 ES 2115794T3 ES 94102420 T ES94102420 T ES 94102420T ES 94102420 T ES94102420 T ES 94102420T ES 2115794 T3 ES2115794 T3 ES 2115794T3
Authority
ES
Spain
Prior art keywords
acid
procedure
obtaining
polyasparaginic
polyasparaginic acid
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 - Lifetime
Application number
ES94102420T
Other languages
English (en)
Inventor
Torsten Dr Groth
Winfried Dr Joentgen
Nikolaus Dr Muller
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.)
Bayer AG
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
Application granted granted Critical
Publication of ES2115794T3 publication Critical patent/ES2115794T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • 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
    • 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
    • C08G73/12—Unsaturated polyimide precursors

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Macromolecular Compounds Obtained By Forming Nitrogen-Containing Linkages In General (AREA)
  • Polyamides (AREA)

Abstract

EL ACIDO POLIASPARAGINICO SE FABRICA POR POLIMERIZACION DE ACIDO ASPARAGINICO, ANHIDRIDO MALEICO, ACIDO MALEICO O ACIDO FUMARICO EN UN DISOLVENTE A 150 (GRADOS) C HASTA 300 (GRADOS) C, EN CASO DADO EN PRESENCIA DE AMONIACO.
ES94102420T 1993-03-02 1994-02-17 Procedimiento para la obtencion de acido poliasparaginico. Expired - Lifetime ES2115794T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4306412A DE4306412A1 (de) 1993-03-02 1993-03-02 Verfahren zur Herstellung von Polyasparaginsäure

Publications (1)

Publication Number Publication Date
ES2115794T3 true ES2115794T3 (es) 1998-07-01

Family

ID=6481700

Family Applications (1)

Application Number Title Priority Date Filing Date
ES94102420T Expired - Lifetime ES2115794T3 (es) 1993-03-02 1994-02-17 Procedimiento para la obtencion de acido poliasparaginico.

Country Status (4)

Country Link
EP (1) EP0613920B1 (es)
JP (1) JP3419067B2 (es)
DE (2) DE4306412A1 (es)
ES (1) ES2115794T3 (es)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0612784B1 (de) * 1993-02-22 1998-11-11 Bayer Ag Verfahren zur Herstellung von Polysuccinimid und Polyasparaginsäure
DE4427233A1 (de) * 1994-06-29 1996-01-04 Basf Ag Verfahren zur Herstellung von Polyasparaginsäure und/oder Polyasparaginsäureimiden
DE4434463A1 (de) * 1994-09-27 1996-03-28 Basf Ag Verfahren zur Herstellung von modifizierten Polyasparaginsäuren
IT1275961B1 (it) * 1995-03-23 1997-10-24 Sisas Spa Polimeri dell'acido aspartico ad azione sequestrante procedimento per la loro preparazione e loro impiego
JPH09165447A (ja) * 1995-12-15 1997-06-24 Mitsubishi Chem Corp ポリアスパラギン酸共重合体及びその製造方法
IT1283642B1 (it) * 1996-07-30 1998-04-23 Lonza Spa Procedimento per la preparazione di acido poliaspartico
DE19636190A1 (de) * 1996-09-06 1998-03-12 Bayer Ag Verfahren zur Herstellung von Polymeren mit wiederkehrenden Succinyleinheiten
ATE217650T1 (de) * 1996-09-20 2002-06-15 Dsm Fine Chem Austria Gmbh Verfahren zur herstellung von z-l-asparaginsäure- dinatriumsalz aus fumarsäure
CN1186270C (zh) 1998-01-28 2005-01-26 阿瓦里化学品有限责任公司 处理涂漆设备中循环水的净化方法及用于该方法的组合物
ATA16398A (de) * 1998-02-02 2001-06-15 Chemie Linz Gmbh Verfahren zur herstellung von z-l-asparaginsäure-dinatriumsalz aus fumarsäure
AT408755B (de) * 1998-05-22 2002-03-25 Dsm Fine Chem Austria Gmbh Verfahren zur herstellung von l-asparaginsäure
AT407227B (de) 1998-06-26 2001-01-25 Aware Chemicals Llc Verfahren zum reinigen von lackführenden teilen einer lackieranlage, insbesondere von lackleitungen
CN102753606B (zh) 2010-02-18 2015-01-07 三井化学株式会社 聚天冬氨酸前体聚合物及聚天冬氨酸盐的制造方法
CN108383251B (zh) * 2018-04-17 2021-07-16 唐山师范学院 一种阻垢剂的制备方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4851995A (es) * 1971-11-01 1973-07-21
DE3626672A1 (de) * 1986-08-07 1988-02-11 Bayer Ag Polyasparaginamidsaeure
US5221733A (en) * 1991-02-22 1993-06-22 Donlar Corporation Manufacture of polyaspartic acids
US5288783A (en) * 1992-05-14 1994-02-22 Srchem Incorporated Preparation of salt of polyaspartic acid by high temperature reaction

Also Published As

Publication number Publication date
JPH06256504A (ja) 1994-09-13
EP0613920A1 (de) 1994-09-07
DE59405969D1 (de) 1998-06-25
EP0613920B1 (de) 1998-05-20
DE4306412A1 (de) 1994-09-08
JP3419067B2 (ja) 2003-06-23

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