JPS53124177A - Semipermeable membrane - Google Patents

Semipermeable membrane

Info

Publication number
JPS53124177A
JPS53124177A JP3925677A JP3925677A JPS53124177A JP S53124177 A JPS53124177 A JP S53124177A JP 3925677 A JP3925677 A JP 3925677A JP 3925677 A JP3925677 A JP 3925677A JP S53124177 A JPS53124177 A JP S53124177A
Authority
JP
Japan
Prior art keywords
semipermeable membrane
semi
ratio
permeable membrane
saltrefusal
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.)
Pending
Application number
JP3925677A
Other languages
Japanese (ja)
Inventor
Motoi Kitano
Kunyu Sumita
Yukio Sakamoto
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita 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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Priority to JP3925677A priority Critical patent/JPS53124177A/en
Priority to US05/861,191 priority patent/US4214994A/en
Priority to GB52977/77A priority patent/GB1595982A/en
Publication of JPS53124177A publication Critical patent/JPS53124177A/en
Pending legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D69/00—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
    • B01D69/10—Supported membranes; Membrane supports
    • B01D69/107—Organic support material
    • B01D69/1071—Woven, non-woven or net mesh
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D69/00—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
    • B01D69/10—Supported membranes; Membrane supports

Abstract

PURPOSE:To produce a semi-permeable membrane of even surface having high saltrefusal ratio, high fractionating ratio, and high water permeability by incorporating a cloth of specific woven structure in a semi-permeable membrane.
JP3925677A 1976-12-20 1977-04-05 Semipermeable membrane Pending JPS53124177A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP3925677A JPS53124177A (en) 1977-04-05 1977-04-05 Semipermeable membrane
US05/861,191 US4214994A (en) 1976-12-20 1977-12-14 Reverse osmosis membrane
GB52977/77A GB1595982A (en) 1976-12-20 1977-12-20 Semipermeable membrane and method of making the same

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3925677A JPS53124177A (en) 1977-04-05 1977-04-05 Semipermeable membrane

Publications (1)

Publication Number Publication Date
JPS53124177A true JPS53124177A (en) 1978-10-30

Family

ID=12548049

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3925677A Pending JPS53124177A (en) 1976-12-20 1977-04-05 Semipermeable membrane

Country Status (1)

Country Link
JP (1) JPS53124177A (en)

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