JPH057052B2 - - Google Patents

Info

Publication number
JPH057052B2
JPH057052B2 JP58190363A JP19036383A JPH057052B2 JP H057052 B2 JPH057052 B2 JP H057052B2 JP 58190363 A JP58190363 A JP 58190363A JP 19036383 A JP19036383 A JP 19036383A JP H057052 B2 JPH057052 B2 JP H057052B2
Authority
JP
Japan
Prior art keywords
membrane
gas
copolyimide
present
separation
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 - Lifetime
Application number
JP58190363A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6082103A (ja
Inventor
Takayuki Oota
Munehisa Okada
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.)
Mitsubishi Chemical Corp
Original Assignee
Mitsubishi Chemical Industries Ltd
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 Mitsubishi Chemical Industries Ltd filed Critical Mitsubishi Chemical Industries Ltd
Priority to JP58190363A priority Critical patent/JPS6082103A/ja
Publication of JPS6082103A publication Critical patent/JPS6082103A/ja
Publication of JPH057052B2 publication Critical patent/JPH057052B2/ja
Granted legal-status Critical Current

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
    • B01D71/58—Other polymers having nitrogen in the main chain, with or without oxygen or carbon only
    • B01D71/62—Polycondensates having nitrogen-containing heterocyclic rings in the main chain
    • B01D71/64—Polyimides; Polyamide-imides; Polyester-imides; Polyamide acids or similar polyimide precursors

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
JP58190363A 1983-10-12 1983-10-12 分離膜 Granted JPS6082103A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP58190363A JPS6082103A (ja) 1983-10-12 1983-10-12 分離膜

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58190363A JPS6082103A (ja) 1983-10-12 1983-10-12 分離膜

Publications (2)

Publication Number Publication Date
JPS6082103A JPS6082103A (ja) 1985-05-10
JPH057052B2 true JPH057052B2 (enrdf_load_stackoverflow) 1993-01-28

Family

ID=16256935

Family Applications (1)

Application Number Title Priority Date Filing Date
JP58190363A Granted JPS6082103A (ja) 1983-10-12 1983-10-12 分離膜

Country Status (1)

Country Link
JP (1) JPS6082103A (enrdf_load_stackoverflow)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6119813A (ja) * 1984-06-20 1986-01-28 Agency Of Ind Science & Technol ポリイミド中空糸の製造法
US4705540A (en) * 1986-04-17 1987-11-10 E. I. Du Pont De Nemours And Company Polyimide gas separation membranes
US4717394A (en) * 1986-10-27 1988-01-05 E. I. Du Pont De Nemours And Company Polyimide gas separation membranes
US4717393A (en) * 1986-10-27 1988-01-05 E. I. Du Pont De Nemours And Company Polyimide gas separation membranes
US4880442A (en) * 1987-12-22 1989-11-14 E. I. Du Pont De Nemours And Company Polyimide gas separation membranes
US4948400A (en) * 1988-06-30 1990-08-14 Nippon Steel Chemical Co., Ltd. Separation membranes and process for preparing the same
US4932983A (en) * 1989-06-01 1990-06-12 E. I. Du Pont De Nemours And Company Copolyimide gas separation membranes derived from substituted methylene dianilines and unsubstituted diamines
US4932982A (en) * 1989-06-01 1990-06-12 E. I. Du Pont De Nemours And Company Copolyimide gas separation membranes derived from substituted phenylene diamines and substituted methylene dianilines
FR2650756B1 (fr) * 1989-08-11 1991-10-31 Inst Francais Du Petrole Membrane de separation de gaz
FR2650755B1 (fr) * 1989-08-14 1991-10-31 Inst Francais Du Petrole Membrane de separation de gaz
US4988371A (en) * 1989-09-12 1991-01-29 The Dow Chemical Company Novel alicyclic polyimide gas separation membranes
US5178650A (en) * 1990-11-30 1993-01-12 E. I. Du Pont De Nemours And Company Polyimide gas separation membranes and process of using same
US5248319A (en) * 1992-09-02 1993-09-28 E. I. Du Pont De Nemours And Company Gas separation membranes made from blends of aromatic polyamide, polymide or polyamide-imide polymers
US5266100A (en) * 1992-09-02 1993-11-30 E. I. Du Pont De Nemours And Company Alkyl substituted polyimide, polyamide and polyamide-imide gas separation membranes
DE602005019898D1 (de) 2004-08-30 2010-04-22 Nat Univ Corp Nagoya Inst Tech Mehrfach verzweigtes polyimid enthaltendes hybridmaterial

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57170936A (en) * 1981-04-14 1982-10-21 Ube Ind Ltd Preparation of porous polyimide film

Also Published As

Publication number Publication date
JPS6082103A (ja) 1985-05-10

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