FR2276401B1 - - Google Patents

Info

Publication number
FR2276401B1
FR2276401B1 FR7519835A FR7519835A FR2276401B1 FR 2276401 B1 FR2276401 B1 FR 2276401B1 FR 7519835 A FR7519835 A FR 7519835A FR 7519835 A FR7519835 A FR 7519835A FR 2276401 B1 FR2276401 B1 FR 2276401B1
Authority
FR
France
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
FR7519835A
Other languages
French (fr)
Other versions
FR2276401A1 (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.)
Imperial Chemical Industries Ltd
Original Assignee
Imperial Chemical Industries 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 Imperial Chemical Industries Ltd filed Critical Imperial Chemical Industries Ltd
Publication of FR2276401A1 publication Critical patent/FR2276401A1/fr
Application granted granted Critical
Publication of FR2276401B1 publication Critical patent/FR2276401B1/fr
Granted legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/32—Layered products comprising a layer of synthetic resin comprising polyolefins
    • B32B27/322—Layered products comprising a layer of synthetic resin comprising polyolefins comprising halogenated polyolefins, e.g. PTFE
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
    • C25B13/00—Diaphragms; Spacing elements
    • C25B13/04—Diaphragms; Spacing elements characterised by the material
    • C25B13/08—Diaphragms; Spacing elements characterised by the material based on organic materials
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/12—Layered products comprising a layer of synthetic resin next to a fibrous or filamentary layer
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B3/00—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form
    • B32B3/26—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
    • B32B2262/02—Synthetic macromolecular fibres
    • B32B2262/0253—Polyolefin fibres
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2264/00—Composition or properties of particles which form a particulate layer or are present as additives
    • B32B2264/10—Inorganic particles
    • B32B2264/104—Oxysalt, e.g. carbonate, sulfate, phosphate or nitrate particles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2305/00—Condition, form or state of the layers or laminate
    • B32B2305/02—Cellular or porous
    • B32B2305/026—Porous
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2457/00—Electrical equipment

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Laminated Bodies (AREA)
FR7519835A 1974-06-25 1975-06-23 Procede de fabrication d'un diaphragme poreux Granted FR2276401A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB28114/74A GB1503514A (en) 1974-06-25 1974-06-25 Method of manufacturing a porous diaphragm

Publications (2)

Publication Number Publication Date
FR2276401A1 FR2276401A1 (fr) 1976-01-23
FR2276401B1 true FR2276401B1 (xx) 1977-07-22

Family

ID=10270499

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7519835A Granted FR2276401A1 (fr) 1974-06-25 1975-06-23 Procede de fabrication d'un diaphragme poreux

Country Status (6)

Country Link
BE (1) BE830602A (xx)
CA (1) CA1060286A (xx)
FR (1) FR2276401A1 (xx)
GB (1) GB1503514A (xx)
IT (1) IT1039072B (xx)
ZA (1) ZA753604B (xx)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53149881A (en) * 1977-06-03 1978-12-27 Asahi Glass Co Ltd Strengthened cation exchange resin membrane and production thereof
JPS5670843A (en) * 1979-11-13 1981-06-13 Asahi Glass Co Ltd Adhering method of fluorine containing ion exchange membrane and synthetic resin
US5217666A (en) * 1991-05-29 1993-06-08 Daikin Industries Ltd. Process for producing porous polytetrafluoroethylene film
CN2361642Y (zh) * 1999-02-02 2000-02-02 王国诚 电解槽多层可渗透膜隔膜
CN117067737B (zh) * 2023-08-14 2024-02-09 青岛中海环境工程有限公司 一种堆肥发酵用聚四氟乙烯复合膜及其加工工艺

Also Published As

Publication number Publication date
FR2276401A1 (fr) 1976-01-23
ZA753604B (en) 1977-01-26
GB1503514A (en) 1978-03-15
CA1060286A (en) 1979-08-14
IT1039072B (it) 1979-12-10
BE830602A (fr) 1975-12-29

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Legal Events

Date Code Title Description
ST Notification of lapse