JPS5311884A - Semipermeable membrane - Google Patents

Semipermeable membrane

Info

Publication number
JPS5311884A
JPS5311884A JP8689276A JP8689276A JPS5311884A JP S5311884 A JPS5311884 A JP S5311884A JP 8689276 A JP8689276 A JP 8689276A JP 8689276 A JP8689276 A JP 8689276A JP S5311884 A JPS5311884 A JP S5311884A
Authority
JP
Japan
Prior art keywords
semipermeable membrane
waste solution
ultrafiltration
suited
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.)
Granted
Application number
JP8689276A
Other languages
Japanese (ja)
Other versions
JPS5846323B2 (en
Inventor
Hiroshi Harayama
Takashi Nakagawa
Kazuo Maejima
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.)
Sekisui Chemical Co Ltd
Original Assignee
Sekisui Chemical Co 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 Sekisui Chemical Co Ltd filed Critical Sekisui Chemical Co Ltd
Priority to JP8689276A priority Critical patent/JPS5846323B2/en
Publication of JPS5311884A publication Critical patent/JPS5311884A/en
Publication of JPS5846323B2 publication Critical patent/JPS5846323B2/en
Expired 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)

Abstract

PURPOSE:To provide a semipermeable membrane made from polyparabanic acid which is excellent in heat resistance, mechanical strength, chemicals resistance, having high water permeability, and is suited for separation of components contained in a fluid by reverse osmosis or ultrafiltration, and can be used in the treatment of hot waste solution and highly acidic waste solution.
JP8689276A 1976-07-20 1976-07-20 semipermeable membrane Expired JPS5846323B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8689276A JPS5846323B2 (en) 1976-07-20 1976-07-20 semipermeable membrane

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8689276A JPS5846323B2 (en) 1976-07-20 1976-07-20 semipermeable membrane

Publications (2)

Publication Number Publication Date
JPS5311884A true JPS5311884A (en) 1978-02-02
JPS5846323B2 JPS5846323B2 (en) 1983-10-15

Family

ID=13899479

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8689276A Expired JPS5846323B2 (en) 1976-07-20 1976-07-20 semipermeable membrane

Country Status (1)

Country Link
JP (1) JPS5846323B2 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61154969A (en) * 1984-12-28 1986-07-14 Showa Seiki Kk Ink coating type printer
DE4091840B4 (en) * 1989-10-16 2005-03-17 Daicel Chemical Industries, Ltd., Sakai Polyparabanic acid membrane for selective separation

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61154969A (en) * 1984-12-28 1986-07-14 Showa Seiki Kk Ink coating type printer
DE4091840B4 (en) * 1989-10-16 2005-03-17 Daicel Chemical Industries, Ltd., Sakai Polyparabanic acid membrane for selective separation

Also Published As

Publication number Publication date
JPS5846323B2 (en) 1983-10-15

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