JPS5216572A - Method of producing wet film - Google Patents

Method of producing wet film

Info

Publication number
JPS5216572A
JPS5216572A JP50092535A JP9253575A JPS5216572A JP S5216572 A JPS5216572 A JP S5216572A JP 50092535 A JP50092535 A JP 50092535A JP 9253575 A JP9253575 A JP 9253575A JP S5216572 A JPS5216572 A JP S5216572A
Authority
JP
Japan
Prior art keywords
wet film
producing wet
producing
film
wet
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
JP50092535A
Other languages
English (en)
Japanese (ja)
Other versions
JPS561345B2 (enExample
Inventor
Jiyunichirou Maehara
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.)
Idemitsu Kosan Co Ltd
Original Assignee
Idemitsu Kosan 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 Idemitsu Kosan Co Ltd filed Critical Idemitsu Kosan Co Ltd
Priority to JP50092535A priority Critical patent/JPS5216572A/ja
Priority to GB28219/76A priority patent/GB1502536A/en
Priority to FR7622848A priority patent/FR2319663A1/fr
Priority to IT50677/76A priority patent/IT1062644B/it
Priority to DE2634604A priority patent/DE2634604C3/de
Publication of JPS5216572A publication Critical patent/JPS5216572A/ja
Priority to US05/785,436 priority patent/US4102959A/en
Publication of JPS561345B2 publication Critical patent/JPS561345B2/ja
Granted legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D67/00—Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
    • B01D67/0002—Organic membrane manufacture
    • B01D67/0009—Organic membrane manufacture by phase separation, sol-gel transition, evaporation or solvent quenching
    • B01D67/0016—Coagulation
    • B01D67/00165—Composition of the coagulation baths
    • 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
    • B01D69/02—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor characterised by their properties
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D7/00—Producing flat articles, e.g. films or sheets
    • B29D7/01—Films or sheets
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2323/00—Details relating to membrane preparation
    • B01D2323/12—Specific ratios of components used
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2325/00—Details relating to properties of membranes
    • B01D2325/02—Details relating to pores or porosity of the membranes
    • B01D2325/022—Asymmetric membranes
    • B01D2325/0231—Dense layers being placed on the outer side of the cross-section

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Dispersion Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
JP50092535A 1975-07-31 1975-07-31 Method of producing wet film Granted JPS5216572A (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
JP50092535A JPS5216572A (en) 1975-07-31 1975-07-31 Method of producing wet film
GB28219/76A GB1502536A (en) 1975-07-31 1976-07-07 Process for preparing film by wet method
FR7622848A FR2319663A1 (fr) 1975-07-31 1976-07-27 Procede de preparation d'une pellicule asymetrique par voie humide
IT50677/76A IT1062644B (it) 1975-07-31 1976-07-29 Procedimento per preparare pellicole mediante metodo ad umido
DE2634604A DE2634604C3 (de) 1975-07-31 1976-07-31 Verfahren zur Herstellung einer Folie mit einer asymmetrischen Querschnittsstruktur nach dem Naßverfahren
US05/785,436 US4102959A (en) 1975-07-31 1977-04-07 Process for preparing film by wet method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50092535A JPS5216572A (en) 1975-07-31 1975-07-31 Method of producing wet film

Publications (2)

Publication Number Publication Date
JPS5216572A true JPS5216572A (en) 1977-02-07
JPS561345B2 JPS561345B2 (enExample) 1981-01-13

Family

ID=14057048

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50092535A Granted JPS5216572A (en) 1975-07-31 1975-07-31 Method of producing wet film

Country Status (5)

Country Link
JP (1) JPS5216572A (enExample)
DE (1) DE2634604C3 (enExample)
FR (1) FR2319663A1 (enExample)
GB (1) GB1502536A (enExample)
IT (1) IT1062644B (enExample)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2470371B1 (fr) * 1979-11-23 1985-09-13 Neotronics Ltd Appareil de mesure de l'efficacite d'installation de combustion
JPS58175226A (ja) * 1982-04-08 1983-10-14 株式会社安川電機 ガス封入形遮断器
DE3217047A1 (de) * 1982-05-06 1983-11-10 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V., 8000 München Membranen auf der basis von kieselsaeureheteropolykondensaten, verfahren zu ihrer herstellung und ihre verwendung

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4953258A (enExample) * 1972-09-22 1974-05-23

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4953258A (enExample) * 1972-09-22 1974-05-23

Also Published As

Publication number Publication date
FR2319663B1 (enExample) 1978-05-05
IT1062644B (it) 1984-10-20
DE2634604B2 (de) 1978-06-01
JPS561345B2 (enExample) 1981-01-13
DE2634604C3 (de) 1979-01-25
DE2634604A1 (de) 1977-02-03
FR2319663A1 (fr) 1977-02-25
GB1502536A (en) 1978-03-01

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