GB2271993B - Separations using polyester or polyester copolymer membranes - Google Patents

Separations using polyester or polyester copolymer membranes

Info

Publication number
GB2271993B
GB2271993B GB9322322A GB9322322A GB2271993B GB 2271993 B GB2271993 B GB 2271993B GB 9322322 A GB9322322 A GB 9322322A GB 9322322 A GB9322322 A GB 9322322A GB 2271993 B GB2271993 B GB 2271993B
Authority
GB
United Kingdom
Prior art keywords
polyester
separations
copolymer membranes
membranes
polyester copolymer
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
GB9322322A
Other versions
GB9322322D0 (en
GB2271993A (en
Inventor
Joseph Louis Feimer
Charles Philip Darnell
Win-Sow Winston Ho
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.)
ExxonMobil Technology and Engineering Co
Original Assignee
Exxon Research and Engineering Co
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 Exxon Research and Engineering Co filed Critical Exxon Research and Engineering Co
Publication of GB9322322D0 publication Critical patent/GB9322322D0/en
Publication of GB2271993A publication Critical patent/GB2271993A/en
Application granted granted Critical
Publication of GB2271993B publication Critical patent/GB2271993B/en
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
    • B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
    • B01D61/36—Pervaporation; Membrane distillation; Liquid permeation
    • B01D61/362—Pervaporation
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C29/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring
    • C07C29/74—Separation; Purification; Use of additives, e.g. for stabilisation
    • C07C29/76—Separation; Purification; Use of additives, e.g. for stabilisation by physical treatment
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C41/00—Preparation of ethers; Preparation of compounds having groups, groups or groups
    • C07C41/01—Preparation of ethers
    • C07C41/34—Separation; Purification; Stabilisation; Use of additives
    • C07C41/36—Separation; Purification; Stabilisation; Use of additives by solid-liquid treatment; by chemisorption

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Water Supply & Treatment (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
GB9322322A 1992-11-02 1993-10-29 Separations using polyester or polyester copolymer membranes Expired - Fee Related GB2271993B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US97102092A 1992-11-02 1992-11-02

Publications (3)

Publication Number Publication Date
GB9322322D0 GB9322322D0 (en) 1993-12-15
GB2271993A GB2271993A (en) 1994-05-04
GB2271993B true GB2271993B (en) 1996-09-18

Family

ID=25517828

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9322322A Expired - Fee Related GB2271993B (en) 1992-11-02 1993-10-29 Separations using polyester or polyester copolymer membranes

Country Status (1)

Country Link
GB (1) GB2271993B (en)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0331846A2 (en) * 1988-03-10 1989-09-13 Texaco Development Corporation Separation of organic liquids
GB2242429A (en) * 1990-03-31 1991-10-02 Ube Industries Pervaporation process for separating a lower alcohol compound from a mixture of a lower alcohol compound and an ether compound
US5093003A (en) * 1989-10-16 1992-03-03 Exxon Research And Engineering Company Halogenated polyurethanes
EP0545686A2 (en) * 1991-12-05 1993-06-09 Exxon Research And Engineering Company Crosslinked polyester amide membranes and their use for organic separations
WO1994010114A1 (en) * 1992-11-02 1994-05-11 Exxon Research And Engineering Company Recovery of alcohols from n-paraffins by pervaporation

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0331846A2 (en) * 1988-03-10 1989-09-13 Texaco Development Corporation Separation of organic liquids
US5093003A (en) * 1989-10-16 1992-03-03 Exxon Research And Engineering Company Halogenated polyurethanes
GB2242429A (en) * 1990-03-31 1991-10-02 Ube Industries Pervaporation process for separating a lower alcohol compound from a mixture of a lower alcohol compound and an ether compound
EP0545686A2 (en) * 1991-12-05 1993-06-09 Exxon Research And Engineering Company Crosslinked polyester amide membranes and their use for organic separations
WO1994010114A1 (en) * 1992-11-02 1994-05-11 Exxon Research And Engineering Company Recovery of alcohols from n-paraffins by pervaporation

Also Published As

Publication number Publication date
GB9322322D0 (en) 1993-12-15
GB2271993A (en) 1994-05-04

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20031029