FI771620A7 - - Google Patents
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- Publication number
- FI771620A7 FI771620A7 FI771620A FI771620A FI771620A7 FI 771620 A7 FI771620 A7 FI 771620A7 FI 771620 A FI771620 A FI 771620A FI 771620 A FI771620 A FI 771620A FI 771620 A7 FI771620 A7 FI 771620A7
- Authority
- FI
- Finland
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
- C08J5/20—Manufacture of shaped structures of ion-exchange resins
- C08J5/22—Films, membranes or diaphragms
- C08J5/2206—Films, membranes or diaphragms based on organic and/or inorganic macromolecular compounds
- C08J5/2218—Synthetic macromolecular compounds
- C08J5/2231—Synthetic macromolecular compounds based on macromolecular compounds obtained by reactions involving unsaturated carbon-to-carbon bonds
- C08J5/2237—Synthetic macromolecular compounds based on macromolecular compounds obtained by reactions involving unsaturated carbon-to-carbon bonds containing fluorine
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
- C08J5/20—Manufacture of shaped structures of ion-exchange resins
- C08J5/22—Films, membranes or diaphragms
- C08J5/2206—Films, membranes or diaphragms based on organic and/or inorganic macromolecular compounds
- C08J5/2218—Synthetic macromolecular compounds
- C08J5/2231—Synthetic macromolecular compounds based on macromolecular compounds obtained by reactions involving unsaturated carbon-to-carbon bonds
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2327/00—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers
- C08J2327/02—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers not modified by chemical after-treatment
- C08J2327/12—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers not modified by chemical after-treatment containing fluorine atoms
- C08J2327/18—Homopolymers or copolymers of tetrafluoroethylene
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Materials Engineering (AREA)
- Polymers & Plastics (AREA)
- Medicinal Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Inorganic Chemistry (AREA)
- Electrochemistry (AREA)
- Metallurgy (AREA)
- Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
- Manufacture Of Macromolecular Shaped Articles (AREA)
- Battery Electrode And Active Subsutance (AREA)
- Cell Separators (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/688,842 US4036728A (en) | 1976-05-21 | 1976-05-21 | Converting a diaphragm electrolytic cell to a membrane electrolytic cell |
| US05/790,756 US4112149A (en) | 1976-05-21 | 1977-04-25 | Converting a diaphragm electrolytic cell to a membrane electrolytic cell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FI771620A7 true FI771620A7 (enrdf_load_stackoverflow) | 1977-11-22 |
Family
ID=27104291
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI771620A FI771620A7 (enrdf_load_stackoverflow) | 1976-05-21 | 1977-05-20 |
Country Status (17)
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4470889A (en) * | 1980-06-11 | 1984-09-11 | The Dow Chemical Company | Electrolytic cell having an improved ion exchange membrane and process for operating |
| US4358545A (en) * | 1980-06-11 | 1982-11-09 | The Dow Chemical Company | Sulfonic acid electrolytic cell having flourinated polymer membrane with hydration product less than 22,000 |
| US4337137A (en) * | 1980-06-11 | 1982-06-29 | The Dow Chemical Company | Composite ion exchange membranes |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE788557A (fr) * | 1971-09-09 | 1973-03-08 | Ppg Industries Inc | Diaphragmes pour cellules electrolytiques |
-
1977
- 1977-05-13 MX MX169139A patent/MX145160A/es unknown
- 1977-05-17 JP JP5698477A patent/JPS52142678A/ja active Pending
- 1977-05-17 DE DE19772722313 patent/DE2722313A1/de not_active Withdrawn
- 1977-05-18 SE SE7705911A patent/SE7705911L/xx not_active Application Discontinuation
- 1977-05-19 PL PL1977198230A patent/PL117739B1/pl unknown
- 1977-05-20 BR BR7703280A patent/BR7703280A/pt unknown
- 1977-05-20 CA CA000278937A patent/CA1118717A/en not_active Expired
- 1977-05-20 AR AR267723A patent/AR218623A1/es active
- 1977-05-20 AU AU25346/77A patent/AU514868B2/en not_active Expired
- 1977-05-20 GB GB21385/77A patent/GB1565876A/en not_active Expired
- 1977-05-20 FI FI771620A patent/FI771620A7/fi not_active Application Discontinuation
- 1977-05-20 NO NO771758A patent/NO771758L/no unknown
- 1977-05-20 DD DD7700199046A patent/DD131188A5/xx unknown
- 1977-05-20 RO RO7790423A patent/RO72502A/ro unknown
- 1977-05-20 IL IL7752135A patent/IL52135A/xx unknown
- 1977-05-20 NL NL7705600A patent/NL7705600A/xx not_active Application Discontinuation
- 1977-05-20 FR FR7715495A patent/FR2352073A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| GB1565876A (en) | 1980-04-23 |
| IL52135A (en) | 1980-05-30 |
| IL52135A0 (en) | 1977-07-31 |
| JPS52142678A (en) | 1977-11-28 |
| FR2352073B1 (enrdf_load_stackoverflow) | 1982-08-13 |
| MX145160A (es) | 1982-01-12 |
| NO771758L (no) | 1977-11-22 |
| PL117739B1 (en) | 1981-08-31 |
| NL7705600A (nl) | 1977-11-23 |
| BR7703280A (pt) | 1978-03-14 |
| DE2722313A1 (de) | 1977-12-01 |
| RO72502A (ro) | 1982-05-10 |
| AU514868B2 (en) | 1981-03-05 |
| SE7705911L (sv) | 1977-11-22 |
| CA1118717A (en) | 1982-02-23 |
| PL198230A1 (pl) | 1978-02-13 |
| AU2534677A (en) | 1978-11-23 |
| FR2352073A1 (fr) | 1977-12-16 |
| AR218623A1 (es) | 1980-06-30 |
| DD131188A5 (de) | 1978-06-07 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FA | Application withdrawn [patent] |
Owner name: DIAMOND SHAMROCK CORPORATION |