DE69511680D1 - Verfahren zur herstellung von polysuccinimid - Google Patents

Verfahren zur herstellung von polysuccinimid

Info

Publication number
DE69511680D1
DE69511680D1 DE69511680T DE69511680T DE69511680D1 DE 69511680 D1 DE69511680 D1 DE 69511680D1 DE 69511680 T DE69511680 T DE 69511680T DE 69511680 T DE69511680 T DE 69511680T DE 69511680 D1 DE69511680 D1 DE 69511680D1
Authority
DE
Germany
Prior art keywords
producing polysuccinimide
polysuccinimide
producing
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
DE69511680T
Other languages
English (en)
Other versions
DE69511680T2 (de
Inventor
Daniel Batzel
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.)
Donlar Corp
Original Assignee
Donlar Corp
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 Donlar Corp filed Critical Donlar Corp
Publication of DE69511680D1 publication Critical patent/DE69511680D1/de
Application granted granted Critical
Publication of DE69511680T2 publication Critical patent/DE69511680T2/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
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F22/00—Homopolymers and copolymers of compounds having one or more unsaturated aliphatic radicals each having only one carbon-to-carbon double bond, and at least one being terminated by a carboxyl radical and containing at least one other carboxyl radical in the molecule; Salts, anhydrides, esters, amides, imides or nitriles thereof
    • C08F22/36—Amides or imides
    • C08F22/40—Imides, e.g. cyclic imides
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F8/00—Chemical modification by after-treatment
    • C08F8/44—Preparation of metal salts or ammonium salts
DE69511680T 1994-01-28 1995-01-27 Verfahren zur herstellung von polysuccinimid Expired - Fee Related DE69511680T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/188,525 US5491213A (en) 1994-01-28 1994-01-28 Production of polysuccinimide
PCT/US1995/001127 WO1995020573A1 (en) 1994-01-28 1995-01-27 Production of polysuccinimide

Publications (2)

Publication Number Publication Date
DE69511680D1 true DE69511680D1 (de) 1999-09-30
DE69511680T2 DE69511680T2 (de) 2000-04-06

Family

ID=22693527

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69511680T Expired - Fee Related DE69511680T2 (de) 1994-01-28 1995-01-27 Verfahren zur herstellung von polysuccinimid

Country Status (8)

Country Link
US (1) US5491213A (de)
EP (1) EP0741701B1 (de)
JP (1) JPH09508430A (de)
AU (1) AU683143B2 (de)
CA (1) CA2181893A1 (de)
DE (1) DE69511680T2 (de)
MX (1) MXPA96003028A (de)
WO (1) WO1995020573A1 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5872285A (en) * 1996-06-10 1999-02-16 Donlar Corporation Production of D,L-aspartic acid
US6005069A (en) * 1996-12-18 1999-12-21 Donlar Corporation Production of polysuccinimide and derivatives thereof in a sulfur-containing solvent
US5981691A (en) * 1997-04-23 1999-11-09 University Of South Alabama Imide-free and mixed amide/imide thermal synthesis of polyaspartate
US6365706B1 (en) 2000-06-21 2002-04-02 Mississippi Chemical Corporation Process for production of polyasparagine and the high nitrogen content polymer formed thereby

Family Cites Families (9)

* 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
US5288783A (en) * 1992-05-14 1994-02-22 Srchem Incorporated Preparation of salt of polyaspartic acid by high temperature reaction
US5371179A (en) * 1992-07-10 1994-12-06 Rohm And Haas Company Polysuccinimide polymers and process for preparing polysuccinimide polymers
US5371177A (en) * 1992-07-10 1994-12-06 Rohm And Haas Company Process for preparing polysuccinimides from maleamic acid
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
US5373088A (en) * 1992-09-18 1994-12-13 Donlar Corporation Production of polyaspartic acid from maleic acid and ammonia
DE4305368A1 (de) * 1993-02-22 1994-08-25 Bayer Ag Verfahren zur Herstellung von Polyasparaginsäure und ihrer Salze
US5292858A (en) * 1993-03-16 1994-03-08 Srchem Incorporated Method of production of copolymers of polyamino acids
DE4322410A1 (de) * 1993-07-06 1995-01-12 Bayer Ag Verfahren zur Herstellung von Polysuccinimid und Polyasparaginsäure

Also Published As

Publication number Publication date
CA2181893A1 (en) 1995-08-03
US5491213A (en) 1996-02-13
EP0741701A1 (de) 1996-11-13
AU683143B2 (en) 1997-10-30
EP0741701A4 (de) 1997-04-02
EP0741701B1 (de) 1999-08-25
AU1735095A (en) 1995-08-15
MXPA96003028A (es) 2005-04-29
JPH09508430A (ja) 1997-08-26
DE69511680T2 (de) 2000-04-06
WO1995020573A1 (en) 1995-08-03

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee