JPS53131983A - Method of fabricating semipermeable membrane - Google Patents

Method of fabricating semipermeable membrane

Info

Publication number
JPS53131983A
JPS53131983A JP4710977A JP4710977A JPS53131983A JP S53131983 A JPS53131983 A JP S53131983A JP 4710977 A JP4710977 A JP 4710977A JP 4710977 A JP4710977 A JP 4710977A JP S53131983 A JPS53131983 A JP S53131983A
Authority
JP
Japan
Prior art keywords
semipermeable membrane
fabricating
detivative
urea
cellulose
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
JP4710977A
Other languages
Japanese (ja)
Other versions
JPS5640605B2 (en
Inventor
Sumio Takadono
Hiroshi Iwabori
Shinji Ishii
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.)
Nitto Denko Corp
Original Assignee
Nitto Electric Industrial 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 Nitto Electric Industrial Co Ltd filed Critical Nitto Electric Industrial Co Ltd
Priority to JP4710977A priority Critical patent/JPS53131983A/en
Publication of JPS53131983A publication Critical patent/JPS53131983A/en
Publication of JPS5640605B2 publication Critical patent/JPS5640605B2/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
    • B01D71/08—Polysaccharides
    • B01D71/12—Cellulose derivatives
    • B01D71/14—Esters of organic acids

Landscapes

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

Abstract

PURPOSE:To provide a semipermeable membrane having excellent permeability even when treated at the ambient temperature, prepared by using an organic ester of cellulose and an aliphatic organic acid or its detivative together with urea as swelling agents.
JP4710977A 1977-04-22 1977-04-22 Method of fabricating semipermeable membrane Granted JPS53131983A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4710977A JPS53131983A (en) 1977-04-22 1977-04-22 Method of fabricating semipermeable membrane

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4710977A JPS53131983A (en) 1977-04-22 1977-04-22 Method of fabricating semipermeable membrane

Publications (2)

Publication Number Publication Date
JPS53131983A true JPS53131983A (en) 1978-11-17
JPS5640605B2 JPS5640605B2 (en) 1981-09-22

Family

ID=12766001

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4710977A Granted JPS53131983A (en) 1977-04-22 1977-04-22 Method of fabricating semipermeable membrane

Country Status (1)

Country Link
JP (1) JPS53131983A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2000072950A1 (en) * 1999-05-31 2000-12-07 Daicel Chemical Industries, Ltd. Cellulose derivative hollow fiber membrane

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6262406U (en) * 1985-10-07 1987-04-17

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5277885A (en) * 1975-12-24 1977-06-30 Sekisui Chem Co Ltd Preparation of semipermeable membranes

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5277885A (en) * 1975-12-24 1977-06-30 Sekisui Chem Co Ltd Preparation of semipermeable membranes

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2000072950A1 (en) * 1999-05-31 2000-12-07 Daicel Chemical Industries, Ltd. Cellulose derivative hollow fiber membrane
US6632366B1 (en) 1999-05-31 2003-10-14 Daicel Chemical Industries, Ltd. Cellulose compound hollow fiber membrane

Also Published As

Publication number Publication date
JPS5640605B2 (en) 1981-09-22

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