JPS6241765B2 - - Google Patents

Info

Publication number
JPS6241765B2
JPS6241765B2 JP52018891A JP1889177A JPS6241765B2 JP S6241765 B2 JPS6241765 B2 JP S6241765B2 JP 52018891 A JP52018891 A JP 52018891A JP 1889177 A JP1889177 A JP 1889177A JP S6241765 B2 JPS6241765 B2 JP S6241765B2
Authority
JP
Japan
Prior art keywords
weight
film
tube
membrane
solvent
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
Application number
JP52018891A
Other languages
English (en)
Japanese (ja)
Other versions
JPS53103982A (en
Inventor
Hiroshi Iwabori
Shinji Ishii
Sumio Takadono
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 JP1889177A priority Critical patent/JPS53103982A/ja
Publication of JPS53103982A publication Critical patent/JPS53103982A/ja
Publication of JPS6241765B2 publication Critical patent/JPS6241765B2/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
    • B01D71/16—Cellulose acetate

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
JP1889177A 1977-02-22 1977-02-22 Preparation of tubular semipermeable membrane Granted JPS53103982A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1889177A JPS53103982A (en) 1977-02-22 1977-02-22 Preparation of tubular semipermeable membrane

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1889177A JPS53103982A (en) 1977-02-22 1977-02-22 Preparation of tubular semipermeable membrane

Publications (2)

Publication Number Publication Date
JPS53103982A JPS53103982A (en) 1978-09-09
JPS6241765B2 true JPS6241765B2 (enrdf_load_stackoverflow) 1987-09-04

Family

ID=11984180

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1889177A Granted JPS53103982A (en) 1977-02-22 1977-02-22 Preparation of tubular semipermeable membrane

Country Status (1)

Country Link
JP (1) JPS53103982A (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5638104A (en) * 1979-09-07 1981-04-13 Daicel Chem Ind Ltd Reverse osmotic membrane of cellulose acetate

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5321643B2 (enrdf_load_stackoverflow) * 1973-07-28 1978-07-04
JPS53948B2 (enrdf_load_stackoverflow) * 1974-01-31 1978-01-13

Also Published As

Publication number Publication date
JPS53103982A (en) 1978-09-09

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