AU6154298A - Method of removing impurities from polymers utilizing facilitated ion exchange - Google Patents

Method of removing impurities from polymers utilizing facilitated ion exchange

Info

Publication number
AU6154298A
AU6154298A AU61542/98A AU6154298A AU6154298A AU 6154298 A AU6154298 A AU 6154298A AU 61542/98 A AU61542/98 A AU 61542/98A AU 6154298 A AU6154298 A AU 6154298A AU 6154298 A AU6154298 A AU 6154298A
Authority
AU
Australia
Prior art keywords
ion exchange
removing impurities
polymers utilizing
facilitated ion
facilitated
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.)
Abandoned
Application number
AU61542/98A
Inventor
Elizabeth E. Fernekess
Charles E. Forbes
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.)
CNA Holdings LLC
Original Assignee
Hoechst Celanese 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 Hoechst Celanese Corp filed Critical Hoechst Celanese Corp
Publication of AU6154298A publication Critical patent/AU6154298A/en
Abandoned 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
    • C08G73/22—Polybenzoxazoles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J39/00—Cation exchange; Use of material as cation exchangers; Treatment of material for improving the cation exchange properties
    • B01J39/04—Processes using organic exchangers
    • B01J39/05—Processes using organic exchangers in the strongly acidic form
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J41/00—Anion exchange; Use of material as anion exchangers; Treatment of material for improving the anion exchange properties
    • B01J41/04—Processes using organic exchangers
    • B01J41/05—Processes using organic exchangers in the strongly basic form
    • 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
    • C08G73/18—Polybenzimidazoles

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Macromolecular Compounds Obtained By Forming Nitrogen-Containing Linkages In General (AREA)
AU61542/98A 1997-02-28 1998-02-10 Method of removing impurities from polymers utilizing facilitated ion exchange Abandoned AU6154298A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US81046497A 1997-02-28 1997-02-28
US08810464 1997-02-28
PCT/US1998/002540 WO1998037940A1 (en) 1997-02-28 1998-02-10 Method of removing impurities from polymers utilizing facilitated ion exchange

Publications (1)

Publication Number Publication Date
AU6154298A true AU6154298A (en) 1998-09-18

Family

ID=25203911

Family Applications (1)

Application Number Title Priority Date Filing Date
AU61542/98A Abandoned AU6154298A (en) 1997-02-28 1998-02-10 Method of removing impurities from polymers utilizing facilitated ion exchange

Country Status (2)

Country Link
AU (1) AU6154298A (en)
WO (1) WO1998037940A1 (en)

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DD203554A1 (en) * 1982-01-14 1983-10-26 Klaus Aurich METHOD FOR CLEANING POLYETHERAL COCOOLS
DE3217564A1 (en) * 1982-05-11 1983-11-17 Basf Ag, 6700 Ludwigshafen Process for the removal of the catalyst from polyphenylene ethers
DE3522470A1 (en) * 1985-06-22 1987-01-02 Basf Ag METHOD FOR RECOVERY OF THE AMINE AND METAL COMPONENTS IN POLYPHENYLENE ETHER SYNTHESIS
US4987271A (en) * 1989-02-17 1991-01-22 Asahi Glass Company, Ltd. Method for purifying a polyoxyalkylene alcohol
US4965055A (en) * 1990-03-27 1990-10-23 The United States Of America As Represented By The Secretary Of The Navy Preparation of ultra-pure metal halides
JP3105019B2 (en) * 1991-04-10 2000-10-30 旭硝子株式会社 Purification method of polyethers
US5248833A (en) * 1992-09-22 1993-09-28 Arco Chemical Technology, L.P. Process for purifying polyols made with double metal cyanide catalysts

Also Published As

Publication number Publication date
WO1998037940A1 (en) 1998-09-03

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