FR2050251B1 - - Google Patents

Info

Publication number
FR2050251B1
FR2050251B1 FR6923249A FR6923249A FR2050251B1 FR 2050251 B1 FR2050251 B1 FR 2050251B1 FR 6923249 A FR6923249 A FR 6923249A FR 6923249 A FR6923249 A FR 6923249A FR 2050251 B1 FR2050251 B1 FR 2050251B1
Authority
FR
France
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
Application number
FR6923249A
Other languages
French (fr)
Other versions
FR2050251A1 (en
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.)
IFP Energies Nouvelles IFPEN
Original Assignee
IFP Energies Nouvelles IFPEN
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 IFP Energies Nouvelles IFPEN filed Critical IFP Energies Nouvelles IFPEN
Priority to FR6923249A priority Critical patent/FR2050251A1/en
Publication of FR2050251A1 publication Critical patent/FR2050251A1/en
Application granted granted Critical
Publication of FR2050251B1 publication Critical patent/FR2050251B1/fr
Granted 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
    • C08G73/1075—Partially aromatic polyimides
    • C08G73/1078—Partially aromatic polyimides wholly aromatic in the diamino moiety
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
    • B01D71/06—Organic material
    • B01D71/58—Other polymers having nitrogen in the main chain, with or without oxygen or carbon only
    • B01D71/62—Polycondensates having nitrogen-containing heterocyclic rings in the main chain
    • B01D71/64—Polyimides; Polyamide-imides; Polyester-imides; Polyamide acids or similar polyimide precursors
    • 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
    • C08G73/1042—Copolyimides derived from at least two different tetracarboxylic compounds or two different diamino compounds
    • 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
    • C08G73/1067—Wholly aromatic polyimides, i.e. having both tetracarboxylic and diamino moieties aromatically bound

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Macromolecular Compounds Obtained By Forming Nitrogen-Containing Linkages In General (AREA)
FR6923249A 1969-07-08 1969-07-08 Sulphonated polyimides (i) used as ion ex- - changes and in electrodialysis Granted FR2050251A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR6923249A FR2050251A1 (en) 1969-07-08 1969-07-08 Sulphonated polyimides (i) used as ion ex- - changes and in electrodialysis

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR6923249A FR2050251A1 (en) 1969-07-08 1969-07-08 Sulphonated polyimides (i) used as ion ex- - changes and in electrodialysis

Publications (2)

Publication Number Publication Date
FR2050251A1 FR2050251A1 (en) 1971-04-02
FR2050251B1 true FR2050251B1 (en) 1975-08-22

Family

ID=9037173

Family Applications (1)

Application Number Title Priority Date Filing Date
FR6923249A Granted FR2050251A1 (en) 1969-07-08 1969-07-08 Sulphonated polyimides (i) used as ion ex- - changes and in electrodialysis

Country Status (1)

Country Link
FR (1) FR2050251A1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USRE30351E (en) 1972-07-20 1980-07-29 E. I. Du Pont De Nemours And Company Aromatic polyimide, polyester and polyamide separation membranes

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2536492A1 (en) * 1975-08-16 1977-02-24 Bayer Ag SEMIPERMEABLE MEMBRANES MADE OF SULFONIZED POLYBENZENE-1,3-OXAZINDIONEN- (2,4)
JPS5827963B2 (en) * 1979-05-17 1983-06-13 日東電工株式会社 Method for manufacturing selectively permeable membrane
US4588805A (en) * 1984-09-06 1986-05-13 General Electric Company Sulfonate-terminated polyimides and polyamic acids and method for their preparation
US4574144A (en) * 1984-12-17 1986-03-04 General Electric Company Sulfonated polyimides and polyamic acids and method for their preparation
US4912197A (en) * 1987-08-14 1990-03-27 E. I. Du Pont De Nemours And Company Highly soluble clear polyimides
EP0306261B1 (en) * 1987-08-31 1992-07-15 Sharp Kabushiki Kaisha Use of a cation exchange polyimide resin
US4880442A (en) * 1987-12-22 1989-11-14 E. I. Du Pont De Nemours And Company Polyimide gas separation membranes
US4935490A (en) * 1988-04-13 1990-06-19 E. I. Dupont De Nemours And Company Highly soluble aromatic polyimides
US4851505A (en) * 1988-04-13 1989-07-25 E. I. Du Pont De Nemours And Company Highly soluble aromatic polyimides
US4838900A (en) * 1988-04-13 1989-06-13 E. I. Du Pont De Nemours And Company Polyimide gas separation membranes
DE59105367D1 (en) * 1990-08-17 1995-06-08 Ciba Geigy Ag Copolyimides, process for their preparation and their use.
US5198316A (en) * 1990-08-17 1993-03-30 Ciba-Geigy Corporation Copolyimides, their preparation and the use thereof
US5744575A (en) * 1995-06-06 1998-04-28 Ube Industries, Ltd. Aromatic polyimide and gas separation
US5618334A (en) * 1995-06-30 1997-04-08 Praxair Technology, Inc. Sulfonated polyimide gas separation membranes
US5725633A (en) * 1995-06-30 1998-03-10 Praxair Technology, Inc. Sulfonated polyimide gas separation membranes
ATE292822T1 (en) 1998-11-13 2005-04-15 Cellomics Inc METHOD AND SYSTEM FOR EFFICIENTLY OBTAINING AND STORING EXPERIMENTAL DATA
FR2789912B1 (en) * 1999-02-18 2002-12-20 Commissariat Energie Atomique PROCESS AND DEVICE FOR SEPARATING SEMI-PERMEABLE MEMBRANES FROM SULPHONATED POLYIMIDES
US6768982B1 (en) 2000-09-06 2004-07-27 Cellomics, Inc. Method and system for creating and using knowledge patterns

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USRE30351E (en) 1972-07-20 1980-07-29 E. I. Du Pont De Nemours And Company Aromatic polyimide, polyester and polyamide separation membranes

Also Published As

Publication number Publication date
FR2050251A1 (en) 1971-04-02

Similar Documents

Publication Publication Date Title
AU2270770A (en)
FR2050251B1 (en)
AU465452B2 (en)
AU4221168A (en)
AU450150B2 (en)
AU2355770A (en)
CS148110B2 (en)
AU442375B2 (en)
AU470301B1 (en)
AU5113869A (en)
AU442535B2 (en)
AU414607B2 (en)
AU442285B2 (en)
AU442380B2 (en)
AU442463B2 (en)
AU470661B1 (en)
AU442357B2 (en)
AU425297B2 (en)
AU417208B2 (en)
AU442322B2 (en)
AT308690B (en)
AU410358B2 (en)
AU442538B2 (en)
AU442554B2 (en)
AU5077469A (en)

Legal Events

Date Code Title Description
AR Application made for restoration
ST Notification of lapse