CA2037018A1 - Process for separating hydrogen from gas mixtures using a semi-permeable membrane consisting predominantly of polycarbonates derived from tetrhalobisphenols - Google Patents

Process for separating hydrogen from gas mixtures using a semi-permeable membrane consisting predominantly of polycarbonates derived from tetrhalobisphenols

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Publication number
CA2037018A1
CA2037018A1 CA 2037018 CA2037018A CA2037018A1 CA 2037018 A1 CA2037018 A1 CA 2037018A1 CA 2037018 CA2037018 CA 2037018 CA 2037018 A CA2037018 A CA 2037018A CA 2037018 A1 CA2037018 A1 CA 2037018A1
Authority
CA
Canada
Prior art keywords
semi
permeable membrane
tetrhalobisphenols
gas mixtures
separating hydrogen
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.)
Granted
Application number
CA 2037018
Other languages
French (fr)
Other versions
CA2037018C (en
Inventor
Edgar S. Sanders, Jr.
Dana C. Overman, Iii
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.)
MG Generon Inc
Original Assignee
Dow Chemical 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 Dow Chemical Co filed Critical Dow Chemical Co
Priority to CA 2037018 priority Critical patent/CA2037018C/en
Publication of CA2037018A1 publication Critical patent/CA2037018A1/en
Application granted granted Critical
Publication of CA2037018C publication Critical patent/CA2037018C/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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  • Separation Using Semi-Permeable Membranes (AREA)

Abstract

The invention is a process for separating hydrogen from gas mixtures using a semi-permeable membrane consisting predominantly of polycarbonates derived from tetrahalobisphenols such as tetrabromobisphenol.
CA 2037018 1991-02-25 1991-02-25 Process for separating hydrogen from gas mixtures using a semi-permeable membrane consisting predominantly of polycarbonates derived from tetrhalobisphenols Expired - Fee Related CA2037018C (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA 2037018 CA2037018C (en) 1991-02-25 1991-02-25 Process for separating hydrogen from gas mixtures using a semi-permeable membrane consisting predominantly of polycarbonates derived from tetrhalobisphenols

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA 2037018 CA2037018C (en) 1991-02-25 1991-02-25 Process for separating hydrogen from gas mixtures using a semi-permeable membrane consisting predominantly of polycarbonates derived from tetrhalobisphenols

Publications (2)

Publication Number Publication Date
CA2037018A1 true CA2037018A1 (en) 1992-08-26
CA2037018C CA2037018C (en) 2000-11-14

Family

ID=4147057

Family Applications (1)

Application Number Title Priority Date Filing Date
CA 2037018 Expired - Fee Related CA2037018C (en) 1991-02-25 1991-02-25 Process for separating hydrogen from gas mixtures using a semi-permeable membrane consisting predominantly of polycarbonates derived from tetrhalobisphenols

Country Status (1)

Country Link
CA (1) CA2037018C (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114370596A (en) * 2021-12-08 2022-04-19 中国航空工业集团公司北京长城计量测试技术研究所 Gas chamber for improving alkali metal purity and implementation method

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114370596A (en) * 2021-12-08 2022-04-19 中国航空工业集团公司北京长城计量测试技术研究所 Gas chamber for improving alkali metal purity and implementation method

Also Published As

Publication number Publication date
CA2037018C (en) 2000-11-14

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