BR9100828A - Membranas semipermeaveis baseadas em poliesteres de tetrabromobisfenol a - Google Patents

Membranas semipermeaveis baseadas em poliesteres de tetrabromobisfenol a

Info

Publication number
BR9100828A
BR9100828A BR919100828A BR9100828A BR9100828A BR 9100828 A BR9100828 A BR 9100828A BR 919100828 A BR919100828 A BR 919100828A BR 9100828 A BR9100828 A BR 9100828A BR 9100828 A BR9100828 A BR 9100828A
Authority
BR
Brazil
Prior art keywords
semipermeavel
tetrabromobisphenol
polyesters
membranes based
membranes
Prior art date
Application number
BR919100828A
Other languages
English (en)
Inventor
James Hajime Kawakami
Natarajan Muruganandam
George Lewis Brode
Original Assignee
Union Carbide Ind Gases Tech
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 Union Carbide Ind Gases Tech filed Critical Union Carbide Ind Gases Tech
Publication of BR9100828A publication Critical patent/BR9100828A/pt

Links

Classifications

    • 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
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Polyesters Or Polycarbonates (AREA)
BR919100828A 1990-03-01 1991-02-28 Membranas semipermeaveis baseadas em poliesteres de tetrabromobisfenol a BR9100828A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US48691790A 1990-03-01 1990-03-01

Publications (1)

Publication Number Publication Date
BR9100828A true BR9100828A (pt) 1991-11-05

Family

ID=23933653

Family Applications (1)

Application Number Title Priority Date Filing Date
BR919100828A BR9100828A (pt) 1990-03-01 1991-02-28 Membranas semipermeaveis baseadas em poliesteres de tetrabromobisfenol a

Country Status (9)

Country Link
EP (1) EP0444690B1 (pt)
JP (1) JPH07114936B2 (pt)
KR (1) KR960003153B1 (pt)
CN (1) CN1042898C (pt)
BR (1) BR9100828A (pt)
CA (1) CA2037348A1 (pt)
DE (1) DE69114545T2 (pt)
RU (1) RU2026727C1 (pt)
TW (1) TW199901B (pt)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6168649B1 (en) * 1998-12-09 2001-01-02 Mg Generon, Inc. Membrane for separation of xenon from oxygen and nitrogen and method of using same
KR20000006703A (ko) * 1999-10-21 2000-02-07 심재호 폴리에스테르를 이용한 특수막
US9034957B2 (en) * 2012-12-28 2015-05-19 Generon Igs, Inc. High-flow hollow-fiber membranes containing polymer blends
EP3921139A4 (en) * 2019-02-05 2022-12-21 Eastman Chemical Company Haze Reduction Compositions for Coatings
RU2749130C1 (ru) * 2020-11-03 2021-06-04 Леонид Григорьевич Кузнецов Устройство для выделения газообразного кислорода из смеси углекислого газа и кислорода
CN112892233B (zh) * 2021-02-04 2022-03-18 浙江美易膜科技有限公司 耐氧化聚酯复合膜及其制备方法
CN115093553B (zh) * 2022-06-17 2023-12-19 万华化学（宁波）容威聚氨酯有限公司 四溴双酚a聚醚酯多元醇及制备方法、聚氨酯硬泡及制备方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4066623A (en) * 1976-10-26 1978-01-03 Celanese Corporation Inverse interfacial polymerization for preparing certain halogenated aromatic polyesters
DE2802978A1 (de) * 1978-01-24 1979-07-26 Bayer Ag Verwendung von aromatischen polyestern fuer optische geraeteteile
JPS5558223A (en) * 1978-10-25 1980-04-30 Unitika Ltd Aromatic polyester copolymer
US4322521A (en) * 1980-11-19 1982-03-30 Celanese Corporation Process for producing halogenated aromatic polyesters
AU594755B2 (en) * 1986-04-14 1990-03-15 Dow Chemical Company, The Semi-permeable membranes comprising predominantly of polycarbonates derived from tetrahalbisphenols
CA1322442C (en) * 1986-04-28 1993-09-28 Joginder N. Anand Tetrabromo bisphenol based polyestercarbonate membranes and method of using
CA2006591A1 (en) * 1988-12-27 1990-06-27 James H. Kawakami Semipermeable membranes bases on specified 4,4'-(1h-alkylidene) bis¬2,3,6,6-trialkylphenol| type polyesters

Also Published As

Publication number Publication date
CN1054380A (zh) 1991-09-11
KR910016371A (ko) 1991-11-05
RU2026727C1 (ru) 1995-01-20
JPH07114936B2 (ja) 1995-12-13
DE69114545T2 (de) 1996-07-04
TW199901B (pt) 1993-02-11
CA2037348A1 (en) 1991-09-02
KR960003153B1 (ko) 1996-03-05
EP0444690A3 (en) 1992-11-25
DE69114545D1 (de) 1995-12-21
EP0444690A2 (en) 1991-09-04
JPH05253456A (ja) 1993-10-05
CN1042898C (zh) 1999-04-14
EP0444690B1 (en) 1995-11-15

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Legal Events

Date Code Title Description
FB36 Technical and formal requirements: requirement - article 36 of industrial property law
FF Decision: intention to grant
FA11 Dismissal: dismissal - article 38, par. 2 of industrial property law