DE68913174D1 - Halbdurchlässige Polyester-Membranen auf der Basis von 4,4'-(1H-Alkyliden)bis[2,3,6-trialkylphenol]. - Google Patents

Halbdurchlässige Polyester-Membranen auf der Basis von 4,4'-(1H-Alkyliden)bis[2,3,6-trialkylphenol].

Info

Publication number
DE68913174D1
DE68913174D1 DE89123916T DE68913174T DE68913174D1 DE 68913174 D1 DE68913174 D1 DE 68913174D1 DE 89123916 T DE89123916 T DE 89123916T DE 68913174 T DE68913174 T DE 68913174T DE 68913174 D1 DE68913174 D1 DE 68913174D1
Authority
DE
Germany
Prior art keywords
trialkylphenol
alkylidene
bis
membranes based
polyester membranes
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
DE89123916T
Other languages
English (en)
Other versions
DE68913174T2 (de
Inventor
James Hajime Kawakami
Natarajan Nmn Muruganadam
George Lewis Brode
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.)
Praxair Technology Inc
Original Assignee
Praxair Technology Inc
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=27403918&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE68913174(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Priority claimed from US07/443,208 external-priority patent/US4994095A/en
Application filed by Praxair Technology Inc filed Critical Praxair Technology Inc
Publication of DE68913174D1 publication Critical patent/DE68913174D1/de
Application granted granted Critical
Publication of DE68913174T2 publication Critical patent/DE68913174T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/22—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by diffusion
    • B01D53/228—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by diffusion characterised by specific membranes
    • 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
    • C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
    • C08G63/02—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds
    • C08G63/12—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from polycarboxylic acids and polyhydroxy compounds
    • C08G63/16—Dicarboxylic acids and dihydroxy compounds
    • C08G63/18—Dicarboxylic acids and dihydroxy compounds the acids or hydroxy compounds containing carbocyclic rings
    • C08G63/19—Hydroxy compounds containing aromatic rings
    • C08G63/193—Hydroxy compounds containing aromatic rings containing two or more aromatic rings
    • 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
    • B01D71/48—Polyesters
    • B01D71/481—Polyarylates
    • 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
    • C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
    • C08G63/68—Polyesters containing atoms other than carbon, hydrogen and oxygen
    • C08G63/682—Polyesters containing atoms other than carbon, hydrogen and oxygen containing halogens
    • C08G63/6824—Polyesters containing atoms other than carbon, hydrogen and oxygen containing halogens derived from polycarboxylic acids and polyhydroxy compounds
    • C08G63/6826—Dicarboxylic acids and dihydroxy compounds
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2256/00—Main component in the product gas stream after treatment
    • B01D2256/12—Oxygen
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2256/00—Main component in the product gas stream after treatment
    • B01D2256/22—Carbon dioxide
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2257/00—Components to be removed
    • B01D2257/10—Single element gases other than halogens
    • B01D2257/102—Nitrogen
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2257/00—Components to be removed
    • B01D2257/70—Organic compounds not provided for in groups B01D2257/00 - B01D2257/602
    • B01D2257/702—Hydrocarbons
    • B01D2257/7022—Aliphatic hydrocarbons
    • B01D2257/7025—Methane
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2323/00—Details relating to membrane preparation
    • B01D2323/12—Specific ratios of components used
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2325/00—Details relating to properties of membranes
    • B01D2325/20—Specific permeability or cut-off range

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Polyesters Or Polycarbonates (AREA)
DE68913174T 1988-12-27 1989-12-26 Halbdurchlässige Polyester-Membranen auf der Basis von 4,4'-(1H-Alkyliden)bis[2,3,6-trialkylphenol]. Expired - Fee Related DE68913174T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US28966888A 1988-12-27 1988-12-27
US35863189A 1989-05-30 1989-05-30
US07/443,208 US4994095A (en) 1988-12-27 1989-12-05 Semipermeable membranes based on specific 4,4'-(1H-alkylidene)bis[2,3,6-trialkylphenol]type polyesters

Publications (2)

Publication Number Publication Date
DE68913174D1 true DE68913174D1 (de) 1994-03-24
DE68913174T2 DE68913174T2 (de) 1994-05-26

Family

ID=27403918

Family Applications (1)

Application Number Title Priority Date Filing Date
DE68913174T Expired - Fee Related DE68913174T2 (de) 1988-12-27 1989-12-26 Halbdurchlässige Polyester-Membranen auf der Basis von 4,4'-(1H-Alkyliden)bis[2,3,6-trialkylphenol].

Country Status (6)

Country Link
EP (2) EP0376234B2 (de)
JP (1) JPH0661435B2 (de)
KR (2) KR950004140B1 (de)
CA (1) CA2006591A1 (de)
DE (1) DE68913174T2 (de)
ES (1) ES2061922T3 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69114545T2 (de) * 1990-03-01 1996-07-04 Praxair Technology Inc Semipermeable Polyester-Membranen auf der Basis von Tetrabrombisphenol A.
US5013332A (en) * 1990-05-03 1991-05-07 Air Products And Chemicals, Inc. Membranes formed from rigid polyarylates
US5358553A (en) * 1991-07-05 1994-10-25 Texaco Inc. Membrane and separation process
US5163977A (en) * 1991-08-22 1992-11-17 The Dow Chemical Company Semi-permeable gas separation membranes containing non-ionic surfactants possessing improved resistance to thermal compaction and processes for making and using the same
US5141530A (en) * 1991-08-22 1992-08-25 The Dow Chemical Company Polycarbonate, polyester, and polyestercarbonate semi-permeable gas separation membranes possessing improved gas selectivity and recovery, and processes for making and using the same
WO1993025300A1 (en) * 1992-06-05 1993-12-23 Research Corporation Technologies, Inc. Ultrathin composite membranes

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL293441A (de) * 1957-04-26
US3822202A (en) * 1972-07-20 1974-07-02 Du Pont Heat treatment of membranes of selected polyimides,polyesters and polyamides
JPS5366880A (en) * 1976-11-27 1978-06-14 Sumitomo Chem Co Ltd Production for gas with increased or decreased oxygen
US4554330A (en) * 1982-12-27 1985-11-19 General Electric Company Polyestercarbonates exhibiting improved heat resistance from cycloalkylidene diphenol
US4438241A (en) * 1982-12-27 1984-03-20 General Electric Company Heat resistant polyarylates
CA1322442C (en) * 1986-04-28 1993-09-28 Joginder N. Anand Tetrabromo bisphenol based polyestercarbonate membranes and method of using

Also Published As

Publication number Publication date
EP0376234A3 (en) 1990-10-10
KR900009125A (ko) 1990-07-02
EP0376235A3 (en) 1990-10-03
ES2061922T3 (es) 1994-12-16
EP0376234B1 (de) 1996-02-14
EP0376234A2 (de) 1990-07-04
KR900009126A (ko) 1990-07-02
EP0376235B1 (de) 1994-02-16
JPH0661435B2 (ja) 1994-08-17
EP0376234B2 (de) 1999-01-20
CA2006591A1 (en) 1990-06-27
DE68913174T2 (de) 1994-05-26
KR950004141B1 (ko) 1995-04-27
JPH02284635A (ja) 1990-11-22
KR950004140B1 (ko) 1995-04-27
EP0376235A2 (de) 1990-07-04

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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