IT1039072B - POROUS DIAPHRAGMS - Google Patents
POROUS DIAPHRAGMSInfo
- Publication number
- IT1039072B IT1039072B IT24481/75A IT2448175A IT1039072B IT 1039072 B IT1039072 B IT 1039072B IT 24481/75 A IT24481/75 A IT 24481/75A IT 2448175 A IT2448175 A IT 2448175A IT 1039072 B IT1039072 B IT 1039072B
- Authority
- IT
- Italy
- Prior art keywords
- porous diaphragms
- diaphragms
- porous
- Prior art date
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)
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 |
---|---|
IT1039072B true IT1039072B (en) | 1979-12-10 |
Family
ID=10270499
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT24481/75A IT1039072B (en) | 1974-06-25 | 1975-06-17 | POROUS DIAPHRAGMS |
Country Status (6)
Country | Link |
---|---|
BE (1) | BE830602A (en) |
CA (1) | CA1060286A (en) |
FR (1) | FR2276401A1 (en) |
GB (1) | GB1503514A (en) |
IT (1) | IT1039072B (en) |
ZA (1) | ZA753604B (en) |
Families Citing this family (5)
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 (en) * | 1999-02-02 | 2000-02-02 | 王国诚 | Multi-layer permeable film diaphragm for electrolytic bath |
CN117067737B (en) * | 2023-08-14 | 2024-02-09 | 青岛中海环境工程有限公司 | Polytetrafluoroethylene composite membrane for compost fermentation and processing technology thereof |
-
1974
- 1974-06-25 GB GB28114/74A patent/GB1503514A/en not_active Expired
-
1975
- 1975-06-04 ZA ZA3604A patent/ZA753604B/en unknown
- 1975-06-17 IT IT24481/75A patent/IT1039072B/en active
- 1975-06-23 FR FR7519835A patent/FR2276401A1/en active Granted
- 1975-06-25 BE BE157644A patent/BE830602A/en unknown
- 1975-06-25 CA CA230,163A patent/CA1060286A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB1503514A (en) | 1978-03-15 |
FR2276401B1 (en) | 1977-07-22 |
FR2276401A1 (en) | 1976-01-23 |
CA1060286A (en) | 1979-08-14 |
BE830602A (en) | 1975-12-29 |
ZA753604B (en) | 1977-01-26 |
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