FR2227942A1 - Ultra-thin polymer film made by flotation - of polymer soln. on liquid surface followed by desolvating - Google Patents

Ultra-thin polymer film made by flotation - of polymer soln. on liquid surface followed by desolvating

Info

Publication number
FR2227942A1
FR2227942A1 FR7414993A FR7414993A FR2227942A1 FR 2227942 A1 FR2227942 A1 FR 2227942A1 FR 7414993 A FR7414993 A FR 7414993A FR 7414993 A FR7414993 A FR 7414993A FR 2227942 A1 FR2227942 A1 FR 2227942A1
Authority
FR
France
Prior art keywords
soln
liq
polymer
ultra
polymer film
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
FR7414993A
Other languages
English (en)
Other versions
FR2227942B1 (fr
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.)
General Electric Co
Original Assignee
General Electric Co
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 General Electric Co filed Critical General Electric Co
Publication of FR2227942A1 publication Critical patent/FR2227942A1/fr
Application granted granted Critical
Publication of FR2227942B1 publication Critical patent/FR2227942B1/fr
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
    • B01D71/76—Macromolecular material not specifically provided for in a single one of groups B01D71/08 - B01D71/74
    • B01D71/80—Block polymers
    • 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
    • B01D69/12—Composite membranes; Ultra-thin membranes
    • B01D69/122—Separate manufacturing of ultra-thin membranes
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Moulding By Coating Moulds (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Laminated Bodies (AREA)
FR7414993A 1973-05-02 1974-04-30 Ultra-thin polymer film made by flotation - of polymer soln. on liquid surface followed by desolvating Granted FR2227942A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US35651473A 1973-05-02 1973-05-02

Publications (2)

Publication Number Publication Date
FR2227942A1 true FR2227942A1 (en) 1974-11-29
FR2227942B1 FR2227942B1 (fr) 1977-09-30

Family

ID=23401750

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7414993A Granted FR2227942A1 (en) 1973-05-02 1974-04-30 Ultra-thin polymer film made by flotation - of polymer soln. on liquid surface followed by desolvating

Country Status (3)

Country Link
JP (1) JPS5833086B2 (fr)
DE (1) DE2420846C2 (fr)
FR (1) FR2227942A1 (fr)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2306003A1 (fr) * 1975-03-31 1976-10-29 Gen Electric Procede de preparation de structures a membranes ultraminces
FR2431516A1 (fr) * 1977-07-21 1980-02-15 Gen Electric Procede de preparation de pellicules ultra-fines en polymere de methyl-pentene
EP0097313A1 (fr) * 1982-06-16 1984-01-04 Toray Silicone Co., Ltd. Procédé de fabrication de films minces en elastomères de polysiloxane et les films ainsi fabriqués
EP0358458A2 (fr) * 1988-09-05 1990-03-14 Matsushita Electric Industrial Co., Ltd. Procédé de fabrication d'un film polymère mince
EP0480677A2 (fr) * 1990-10-11 1992-04-15 Mitsubishi Gas Chemical Company, Inc. Objet moulé en resine thermoplastique et procédé pour la fabrication du même

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4192842A (en) * 1977-07-21 1980-03-11 General Electric Company Method for casting ultrathin methylpentene polymer membranes
NZ188666A (en) * 1977-10-21 1980-12-19 Unisearch Ltd Anisotropic synthetic membrane
US4155793A (en) * 1977-11-21 1979-05-22 General Electric Company Continuous preparation of ultrathin polymeric membrane laminates
DE3107527A1 (de) * 1981-02-27 1982-09-16 Klaus Prof. Dr. 8400 Regensburg Heckmann Hyperfiltrationsmembranen mit trennschichten aus monomolekularen filmen von tensiden
GB8320797D0 (en) * 1983-08-02 1983-09-01 Shell Int Research Very thin dense membrane
JP2022130750A (ja) * 2019-07-16 2022-09-07 Ａｇｃ株式会社 ゲルの製造方法、及びゲルの製造装置

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3580841A (en) * 1969-07-31 1971-05-25 Us Interior Ultrathin semipermeable membrane
US3767737A (en) * 1971-09-07 1973-10-23 Gen Electric Method for production casting of ultrathin polymer membranes

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2306003A1 (fr) * 1975-03-31 1976-10-29 Gen Electric Procede de preparation de structures a membranes ultraminces
FR2431516A1 (fr) * 1977-07-21 1980-02-15 Gen Electric Procede de preparation de pellicules ultra-fines en polymere de methyl-pentene
EP0097313A1 (fr) * 1982-06-16 1984-01-04 Toray Silicone Co., Ltd. Procédé de fabrication de films minces en elastomères de polysiloxane et les films ainsi fabriqués
EP0358458A2 (fr) * 1988-09-05 1990-03-14 Matsushita Electric Industrial Co., Ltd. Procédé de fabrication d'un film polymère mince
EP0358458A3 (en) * 1988-09-05 1990-12-27 Matsushita Electric Industrial Co., Ltd. Method of making a thin film of polymer
EP0480677A2 (fr) * 1990-10-11 1992-04-15 Mitsubishi Gas Chemical Company, Inc. Objet moulé en resine thermoplastique et procédé pour la fabrication du même
EP0480677A3 (en) * 1990-10-11 1993-02-24 Mitsubishi Gas Chemical Company, Inc. Thermoplastic resin-based molded article and process for producing the same

Also Published As

Publication number Publication date
DE2420846A1 (de) 1974-11-21
FR2227942B1 (fr) 1977-09-30
DE2420846C2 (de) 1985-10-24
JPS5833086B2 (ja) 1983-07-18
JPS5041958A (fr) 1975-04-16

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