ZA753604B - Porous diaphragms - Google Patents

Porous diaphragms

Info

Publication number
ZA753604B
ZA753604B ZA3604A ZA753604A ZA753604B ZA 753604 B ZA753604 B ZA 753604B ZA 3604 A ZA3604 A ZA 3604A ZA 753604 A ZA753604 A ZA 753604A ZA 753604 B ZA753604 B ZA 753604B
Authority
ZA
South Africa
Prior art keywords
porous diaphragms
diaphragms
porous
Prior art date
Application number
ZA3604A
Other languages
English (en)
Inventor
C Vallance
Original Assignee
Ici 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 Ici Ltd filed Critical Ici Ltd
Publication of ZA753604B publication Critical patent/ZA753604B/xx

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)
ZA3604A 1974-06-25 1975-06-04 Porous diaphragms ZA753604B (en)

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 (1)

Publication Number Publication Date
ZA753604B true ZA753604B (en) 1977-01-26

Family

ID=10270499

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA3604A ZA753604B (en) 1974-06-25 1975-06-04 Porous diaphragms

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
CA1060286A (en) 1979-08-14
IT1039072B (it) 1979-12-10
GB1503514A (en) 1978-03-15
BE830602A (fr) 1975-12-29
FR2276401B1 (xx) 1977-07-22
FR2276401A1 (fr) 1976-01-23

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