CA2193198A1 - Procede de production d'un polysuccinimide et de derives de celui-ci - Google Patents

Procede de production d'un polysuccinimide et de derives de celui-ci

Info

Publication number
CA2193198A1
CA2193198A1 CA002193198A CA2193198A CA2193198A1 CA 2193198 A1 CA2193198 A1 CA 2193198A1 CA 002193198 A CA002193198 A CA 002193198A CA 2193198 A CA2193198 A CA 2193198A CA 2193198 A1 CA2193198 A1 CA 2193198A1
Authority
CA
Canada
Prior art keywords
polysuccinimide
precursor
derivatives
production
polyaspartic 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.)
Granted
Application number
CA002193198A
Other languages
English (en)
Other versions
CA2193198C (fr
Inventor
Barney Vallino
Daniel A. 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
Individual
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
Priority claimed from US08/267,445 external-priority patent/US5681920A/en
Application filed by Individual filed Critical Individual
Publication of CA2193198A1 publication Critical patent/CA2193198A1/fr
Application granted granted Critical
Publication of CA2193198C publication Critical patent/CA2193198C/fr
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

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)
CA002193198A 1994-06-28 1995-06-28 Procede de production d'un polysuccinimide et de derives de celui-ci Expired - Lifetime CA2193198C (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US08/267,445 US5681920A (en) 1994-06-28 1994-06-28 Process for production of a polysuccinimide and derivatives thereof
US267,445 1994-06-28
PCT/US1995/008365 WO1996000744A1 (fr) 1994-06-28 1995-06-28 Procede de production d'un polysuccinimide et de derives de celui-ci

Publications (2)

Publication Number Publication Date
CA2193198A1 true CA2193198A1 (fr) 1996-01-11
CA2193198C CA2193198C (fr) 2007-04-03

Family

ID=37951702

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002193198A Expired - Lifetime CA2193198C (fr) 1994-06-28 1995-06-28 Procede de production d'un polysuccinimide et de derives de celui-ci

Country Status (1)

Country Link
CA (1) CA2193198C (fr)

Also Published As

Publication number Publication date
CA2193198C (fr) 2007-04-03

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Legal Events

Date Code Title Description
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MKEX Expiry

Effective date: 20150629