CA2006588A1 - Semipermeable membranes based on specified tetrabromobisphenol type polyesters - Google Patents

Semipermeable membranes based on specified tetrabromobisphenol type polyesters

Info

Publication number
CA2006588A1
CA2006588A1 CA 2006588 CA2006588A CA2006588A1 CA 2006588 A1 CA2006588 A1 CA 2006588A1 CA 2006588 CA2006588 CA 2006588 CA 2006588 A CA2006588 A CA 2006588A CA 2006588 A1 CA2006588 A1 CA 2006588A1
Authority
CA
Canada
Prior art keywords
mole percent
bis
gas separation
separation membrane
trifluoro
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
CA 2006588
Other languages
English (en)
French (fr)
Inventor
James H. Kawakami
Natarajan Muruganadam
George L. 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
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 US07/443,207 external-priority patent/US5055114A/en
Application filed by Individual filed Critical Individual
Publication of CA2006588A1 publication Critical patent/CA2006588A1/en
Abandoned legal-status Critical Current

Links

Landscapes

  • Separation Using Semi-Permeable Membranes (AREA)
CA 2006588 1988-12-27 1989-12-22 Semipermeable membranes based on specified tetrabromobisphenol type polyesters Abandoned CA2006588A1 (en)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
US28966888A 1988-12-27 1988-12-27
US289,668 1988-12-27
US35863189A 1989-05-30 1989-05-30
US358,631 1989-05-30
US443,207 1989-12-06
US07/443,207 US5055114A (en) 1988-12-27 1989-12-06 Semipermeable membranes based on specified tetrabromobisphenol type polyesters

Publications (1)

Publication Number Publication Date
CA2006588A1 true CA2006588A1 (en) 1990-06-27

Family

ID=27403917

Family Applications (1)

Application Number Title Priority Date Filing Date
CA 2006588 Abandoned CA2006588A1 (en) 1988-12-27 1989-12-22 Semipermeable membranes based on specified tetrabromobisphenol type polyesters

Country Status (5)

Country Link
JP (1) JPH084729B2 (pt)
BR (2) BR8906777A (pt)
CA (1) CA2006588A1 (pt)
DE (1) DE68925687T3 (pt)
MX (1) MX174474B (pt)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5805982B2 (ja) * 2011-04-20 2015-11-10 ユニチカ株式会社 ポリアリレート樹脂フィルムおよび気体分離膜

Also Published As

Publication number Publication date
JPH084729B2 (ja) 1996-01-24
DE68925687T3 (de) 1999-06-10
MX174474B (es) 1994-05-18
DE68925687D1 (de) 1996-03-28
DE68925687T2 (de) 1996-09-26
BR8906779A (pt) 1990-08-21
BR8906777A (pt) 1990-09-18
JPH02273523A (ja) 1990-11-08

Similar Documents

Publication Publication Date Title
Pixton et al. Gas transport properties of polyarylates part I: connector and pendant group effects
US4994095A (en) Semipermeable membranes based on specific 4,4'-(1H-alkylidene)bis[2,3,6-trialkylphenol]type polyesters
US5055114A (en) Semipermeable membranes based on specified tetrabromobisphenol type polyesters
US4851014A (en) Gas separation membranes derived from polycarbonates, polyesters, and polyestercarbonates containing tetrafluorobisphenol F
US4874401A (en) Gas separation membranes from bisphenol AF polycarbonates and polyestercarbonates
US5073176A (en) Dicarboxylic acid polyesters and polyamides for fluid separation membranes
CA1322442C (en) Tetrabromo bisphenol based polyestercarbonate membranes and method of using
US5007945A (en) Membranes formed from aromatic polyarylates
EP0376234B1 (en) Semipermeable membranes based on specified tetrabromobisphenol type polyesters
KR960003153B1 (ko) 테트라브로모비스페놀 a의 폴리에스테르를 주성분으로 하는 반투과성 막
US5352273A (en) Alkyl substituted aromatic polyester gas separation membranes
US5606000A (en) Silicon containing polyarylates
CA2006588A1 (en) Semipermeable membranes based on specified tetrabromobisphenol type polyesters
JPH04227829A (ja) 半透過性膜と、ガス混合物の成分分離法
JP3275077B2 (ja) メタ,パラ−ビスフェノール系ポリマーガス分離膜
RU1836128C (ru) Способ выделени компонента из газовой смеси кислорода с азотом или диоксида углерода с метаном
Pessan Synthesis and gas transport properties of aromatic polyester membrane materials
EP0463246A1 (en) Process for preparing aromatic copolyester

Legal Events

Date Code Title Description
EEER Examination request
FZDE Dead