FI56544C - Foer fraktionering av gasblandningar anvaendbart anisotropt membran och foerfarande foer dess framstaellning - Google Patents
Foer fraktionering av gasblandningar anvaendbart anisotropt membran och foerfarande foer dess framstaellning Download PDFInfo
- Publication number
- FI56544C FI56544C FI628/71A FI62871A FI56544C FI 56544 C FI56544 C FI 56544C FI 628/71 A FI628/71 A FI 628/71A FI 62871 A FI62871 A FI 62871A FI 56544 C FI56544 C FI 56544C
- Authority
- FI
- Finland
- Prior art keywords
- polymer
- film
- membrane
- thickness
- formula
- Prior art date
Links
- 210000004379 membrane Anatomy 0.000 title 1
- 229920000642 polymer Polymers 0.000 claims description 41
- 239000002904 solvent Substances 0.000 claims description 40
- 239000007789 gas Substances 0.000 claims description 36
- 239000012528 membrane Substances 0.000 claims description 35
- 239000000203 mixture Substances 0.000 claims description 19
- 238000000034 method Methods 0.000 claims description 12
- 238000002360 preparation method Methods 0.000 claims description 11
- 238000009835 boiling Methods 0.000 claims description 9
- XDTMQSROBMDMFD-UHFFFAOYSA-N Cyclohexane Chemical compound C1CCCCC1 XDTMQSROBMDMFD-UHFFFAOYSA-N 0.000 claims description 6
- 239000007788 liquid Substances 0.000 claims description 6
- 239000011148 porous material Substances 0.000 claims description 6
- 230000001112 coagulating effect Effects 0.000 claims description 4
- 238000005194 fractionation Methods 0.000 claims description 4
- 230000008569 process Effects 0.000 claims description 4
- 125000000217 alkyl group Chemical group 0.000 claims description 2
- 125000003118 aryl group Chemical group 0.000 claims description 2
- 125000000753 cycloalkyl group Chemical group 0.000 claims description 2
- 125000004435 hydrogen atom Chemical group [H]* 0.000 claims description 2
- UKRDPEFKFJNXQM-UHFFFAOYSA-N vinylsilane Chemical compound [SiH3]C=C UKRDPEFKFJNXQM-UHFFFAOYSA-N 0.000 claims description 2
- 230000035699 permeability Effects 0.000 description 27
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 26
- 239000001301 oxygen Substances 0.000 description 20
- 229910052760 oxygen Inorganic materials 0.000 description 20
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 19
- 239000003570 air Substances 0.000 description 14
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 10
- 239000003054 catalyst Substances 0.000 description 10
- 239000000178 monomer Substances 0.000 description 10
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 9
- 210000004027 cell Anatomy 0.000 description 9
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 9
- 239000000126 substance Substances 0.000 description 7
- MVPPADPHJFYWMZ-UHFFFAOYSA-N chlorobenzene Chemical compound ClC1=CC=CC=C1 MVPPADPHJFYWMZ-UHFFFAOYSA-N 0.000 description 6
- 229910052734 helium Inorganic materials 0.000 description 6
- ZXEKIIBDNHEJCQ-UHFFFAOYSA-N isobutanol Chemical compound CC(C)CO ZXEKIIBDNHEJCQ-UHFFFAOYSA-N 0.000 description 6
- 239000010410 layer Substances 0.000 description 6
- 238000005266 casting Methods 0.000 description 5
- 229920001577 copolymer Polymers 0.000 description 5
- 239000001307 helium Substances 0.000 description 5
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 5
- 239000001257 hydrogen Substances 0.000 description 5
- 229910052739 hydrogen Inorganic materials 0.000 description 5
- 229910052757 nitrogen Inorganic materials 0.000 description 5
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 4
- GCSJLQSCSDMKTP-UHFFFAOYSA-N ethenyl(trimethyl)silane Chemical compound C[Si](C)(C)C=C GCSJLQSCSDMKTP-UHFFFAOYSA-N 0.000 description 4
- 238000002474 experimental method Methods 0.000 description 4
- 229910052744 lithium Inorganic materials 0.000 description 4
- 238000006116 polymerization reaction Methods 0.000 description 4
- 238000000926 separation method Methods 0.000 description 4
- 238000003756 stirring Methods 0.000 description 4
- 239000000758 substrate Substances 0.000 description 4
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 3
- 238000001035 drying Methods 0.000 description 3
- 238000001704 evaporation Methods 0.000 description 3
- 239000011521 glass Substances 0.000 description 3
- 229910052753 mercury Inorganic materials 0.000 description 3
- 239000012429 reaction media Substances 0.000 description 3
- 238000012384 transportation and delivery Methods 0.000 description 3
- 229920002554 vinyl polymer Polymers 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 2
- MZRVEZGGRBJDDB-UHFFFAOYSA-N N-Butyllithium Chemical compound [Li]CCCC MZRVEZGGRBJDDB-UHFFFAOYSA-N 0.000 description 2
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 description 2
- 229910002091 carbon monoxide Inorganic materials 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000000701 coagulant Substances 0.000 description 2
- 238000005345 coagulation Methods 0.000 description 2
- 230000015271 coagulation Effects 0.000 description 2
- JHIVVAPYMSGYDF-UHFFFAOYSA-N cyclohexanone Chemical compound O=C1CCCCC1 JHIVVAPYMSGYDF-UHFFFAOYSA-N 0.000 description 2
- -1 dichloroethylene, tetrachlorethylene, chloroform Chemical class 0.000 description 2
- 238000004090 dissolution Methods 0.000 description 2
- GRLDVEIBOVMDNQ-UHFFFAOYSA-N ethenyl-dimethyl-propylsilane Chemical compound CCC[Si](C)(C)C=C GRLDVEIBOVMDNQ-UHFFFAOYSA-N 0.000 description 2
- 230000008020 evaporation Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229920006254 polymer film Polymers 0.000 description 2
- 229910000077 silane Inorganic materials 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 239000011877 solvent mixture Substances 0.000 description 2
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 2
- OCJBOOLMMGQPQU-UHFFFAOYSA-N 1,4-dichlorobenzene Chemical compound ClC1=CC=C(Cl)C=C1 OCJBOOLMMGQPQU-UHFFFAOYSA-N 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- 239000004952 Polyamide Substances 0.000 description 1
- BLRPTPMANUNPDV-UHFFFAOYSA-N Silane Chemical compound [SiH4] BLRPTPMANUNPDV-UHFFFAOYSA-N 0.000 description 1
- DKGAVHZHDRPRBM-UHFFFAOYSA-N Tert-Butanol Chemical compound CC(C)(C)O DKGAVHZHDRPRBM-UHFFFAOYSA-N 0.000 description 1
- 238000013019 agitation Methods 0.000 description 1
- 150000001298 alcohols Chemical class 0.000 description 1
- 150000001338 aliphatic hydrocarbons Chemical class 0.000 description 1
- 150000001336 alkenes Chemical class 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000012080 ambient air Substances 0.000 description 1
- 239000003708 ampul Substances 0.000 description 1
- 150000004945 aromatic hydrocarbons Chemical class 0.000 description 1
- 239000003012 bilayer membrane Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- BTANRVKWQNVYAZ-UHFFFAOYSA-N butan-2-ol Chemical compound CCC(C)O BTANRVKWQNVYAZ-UHFFFAOYSA-N 0.000 description 1
- 235000014121 butter Nutrition 0.000 description 1
- 239000002775 capsule Substances 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000009749 continuous casting Methods 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 229940117389 dichlorobenzene Drugs 0.000 description 1
- 238000007865 diluting Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000008246 gaseous mixture Substances 0.000 description 1
- 150000008282 halocarbons Chemical class 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 229920001519 homopolymer Polymers 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 150000002431 hydrogen Chemical class 0.000 description 1
- 238000005984 hydrogenation reaction Methods 0.000 description 1
- 150000002576 ketones Chemical class 0.000 description 1
- 150000002642 lithium compounds Chemical class 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
- 238000013508 migration Methods 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- JRZJOMJEPLMPRA-UHFFFAOYSA-N olefin Natural products CCCCCCCC=C JRZJOMJEPLMPRA-UHFFFAOYSA-N 0.000 description 1
- 150000002902 organometallic compounds Chemical class 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 238000005373 pervaporation Methods 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920002647 polyamide Polymers 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 150000003254 radicals Chemical class 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 239000012209 synthetic fiber Substances 0.000 description 1
- 229920002994 synthetic fiber Polymers 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 150000003623 transition metal compounds Chemical class 0.000 description 1
- 238000002834 transmittance Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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
- B01D71/44—Polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds, not provided for in a single one of groups B01D71/26-B01D71/42
-
- 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
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/28—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof by elimination of a liquid phase from a macromolecular composition or article, e.g. drying of coagulum
-
- 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
- C08J2201/00—Foams characterised by the foaming process
- C08J2201/04—Foams characterised by the foaming process characterised by the elimination of a liquid or solid component, e.g. precipitation, leaching out, evaporation
- C08J2201/05—Elimination by evaporation or heat degradation of a liquid phase
-
- 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
- C08J2201/00—Foams characterised by the foaming process
- C08J2201/04—Foams characterised by the foaming process characterised by the elimination of a liquid or solid component, e.g. precipitation, leaching out, evaporation
- C08J2201/054—Precipitating the polymer by adding a non-solvent or a different solvent
- C08J2201/0542—Precipitating the polymer by adding a non-solvent or a different solvent from an organic solvent-based polymer composition
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Claims (6)
1. Anisotropt membran, vilket är användbart särskilt för fraktionering av gasblandningar och vilket omfattar ett tätt skikt med en genomsnittlig tjocklek av 0,01 - 10 /jm och ett poröst skikt med öppna porer och med en tjocklek av högst 500 jum, k ä n nets c k n a d därav, att det bestär av en polymer, vilken inne-häller minst 75 vikt-% av enheter med formeln — CH-— CH —
2 I r — Si —R dj A R2 väri R^, R2 och R^, vilka kan vara lika eller olika, betecknar en alkyl-, cykloalkyl eller arylgrupp och en av radikalerna R^, Rj och Rg kan dessutom beteckna en väteatom, och vilken polymer har en inre vis-kesitet av minst 50 cm^/g mätt i cyklohexan vid 25°C.
2. Membran enligt patentkrav 1, kännetecknad därav, att det tätä skiktet har en tjocklek av 0,05 - 5 μτη,
3. Membran enligt patentkrav 1 eller 2, kännetecknad därav, att det porösa skiktet har en tjocklek av 60 - 250 /im,
4. Membran enligt patentkrav 1, kännetecknad därav, att alla enheterna med formeln (I) är lika.
5. Membran enligt patentkrav 1, kännetecknad därav, att enheterna med formeln (I) utgöres av minst tvä olika typer med hänseende tili betydelsen av R*, R och/eller R,. i 2 3
6. Förfarande för framställning av ett membran enligt nägot av patentkraven 1-5, kännetecknad därav, att pä en bä- rare hälles en losning av en vinylsilanpolymer omfattande en eller flera enheter med formeln — CH-— CH-
2 I R1 Y-R3 <1! R2 väri R^, R2 och R^ har den i patentkrav 1 angivna betydelsen, i form av en ternär blandning omfattande tvä lösningsmedel för poly- ,V » .
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7007570A FR2082095A5 (sv) | 1970-03-03 | 1970-03-03 | |
| FR7007570 | 1970-03-03 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FI56544B FI56544B (fi) | 1979-10-31 |
| FI56544C true FI56544C (fi) | 1980-02-11 |
Family
ID=9051583
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI628/71A FI56544C (fi) | 1970-03-03 | 1971-03-03 | Foer fraktionering av gasblandningar anvaendbart anisotropt membran och foerfarande foer dess framstaellning |
Country Status (23)
| Country | Link |
|---|---|
| US (1) | US3754375A (sv) |
| JP (1) | JPS5221021B1 (sv) |
| AT (1) | AT311059B (sv) |
| BE (1) | BE763749A (sv) |
| BR (1) | BR7101258D0 (sv) |
| CA (1) | CA998816A (sv) |
| CH (1) | CH527860A (sv) |
| CS (1) | CS161124B2 (sv) |
| DE (1) | DE2110158C3 (sv) |
| DK (1) | DK128478B (sv) |
| ES (1) | ES388861A1 (sv) |
| FI (1) | FI56544C (sv) |
| FR (1) | FR2082095A5 (sv) |
| GB (1) | GB1292782A (sv) |
| HU (1) | HU164497B (sv) |
| IL (1) | IL36303A (sv) |
| LU (1) | LU62700A1 (sv) |
| NL (1) | NL149708B (sv) |
| PL (1) | PL82813B1 (sv) |
| RO (1) | RO59410A (sv) |
| SE (1) | SE373376B (sv) |
| SU (2) | SU718001A3 (sv) |
| ZA (1) | ZA711337B (sv) |
Families Citing this family (33)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4073724A (en) * | 1973-02-27 | 1978-02-14 | Rhone-Poulenc, S.A. | Anisotropic phenolic polyether membrane |
| US4033731A (en) * | 1973-06-13 | 1977-07-05 | Rhone Poulenc S.A. | Partially crosslinked silalactone polymers, their preparation and their use |
| FR2295050A1 (fr) * | 1974-10-23 | 1976-07-16 | Inst Neftechimicheskogo Sintez | Copolymeres de silcarbanes a base de vinyltriorganosilanes presentant une permeabilite selective aux gaz |
| US4230463A (en) * | 1977-09-13 | 1980-10-28 | Monsanto Company | Multicomponent membranes for gas separations |
| FR2410501A1 (fr) * | 1976-11-15 | 1979-06-29 | Monsanto Co | Membranes a composants multiples pour des separations de gaz |
| JPS5456985A (en) * | 1977-10-14 | 1979-05-08 | Mitsubishi Chem Ind Ltd | Gas-separaing membrane |
| US4243701A (en) * | 1979-11-08 | 1981-01-06 | Uop Inc. | Preparation of gas separation membranes |
| US4774039A (en) * | 1980-03-14 | 1988-09-27 | Brunswick Corporation | Dispersing casting of integral skinned highly asymmetric polymer membranes |
| CA1202837A (en) * | 1980-03-14 | 1986-04-08 | Wolfgang J. Wrasidlo | Asymmetric membranes and process therefor |
| US4393113A (en) * | 1980-06-05 | 1983-07-12 | Teitin Limited | Novel silicon-containing copolymer, ultrathin solid membrane composed of said copolymer, use of said solid membrane for concentrating a specified gas in a gaseous mixture, and process for producing said solid membrane |
| DE3176201D1 (en) * | 1980-07-16 | 1987-06-25 | Ici Plc | Shaped articles formed from polymers capable of exhibiting anisotropic melts |
| US4470831A (en) * | 1981-01-22 | 1984-09-11 | Toray Industries, Inc. | Permselective membrane |
| DE3122186A1 (de) * | 1981-06-04 | 1982-12-23 | Martin 3013 Barsinghausen Lauffer | Silikonkautschukmembranen, verfahren zu ihrer herstellung und ihre verwendung zum be- und entgasen von fluessigkeiten |
| GB2104411B (en) * | 1981-07-08 | 1985-02-20 | Ube Industries | Aromatic polyimide composite separating membrane |
| FR2512432B1 (fr) * | 1981-09-09 | 1985-07-26 | Belyakov Viktor | Procede d'epuration biologique d'eaux de canalisation et eau epuree conformement audit procede |
| JPS5895541A (ja) * | 1981-11-30 | 1983-06-07 | Mitsubishi Chem Ind Ltd | 気体分離膜 |
| US4428776A (en) | 1982-06-23 | 1984-01-31 | The Standard Oil Company | Cellulosic semipermeable membranes containing silicon compounds |
| EP0141793A1 (en) * | 1983-06-30 | 1985-05-15 | Monsanto Company | Asymmetric gas separation membranes having increased selectivy, and process for their production |
| JPS6055021A (ja) * | 1983-09-05 | 1985-03-29 | Daiseru Hiyurusu Kk | ポリアミド／ポリシロキサンブロツク共重合体の製造方法 |
| JPS60137417A (ja) * | 1983-12-23 | 1985-07-22 | Toyota Central Res & Dev Lab Inc | 気体分離部材およびその製造方法 |
| US4551156A (en) * | 1984-01-16 | 1985-11-05 | Standard Oil Company | Permselective membrane compositions for gas separations and process for the separation of gases therewith |
| FR2564452B1 (fr) * | 1984-05-18 | 1988-06-10 | Rumyantsev Ivan | Procede de preparation d'ammoniac et ammoniac obtenu par ledit procede |
| US4640901A (en) * | 1985-03-18 | 1987-02-03 | University Of Cincinnati | High temperature membrane |
| US4681605A (en) * | 1985-06-27 | 1987-07-21 | A/G Technology Corporation | Anisotropic membranes for gas separation |
| CA1249333A (en) * | 1985-06-28 | 1989-01-24 | James E. Jones | Electrochemical sensor and membrane therefor |
| US4919694A (en) * | 1987-12-28 | 1990-04-24 | Idemitsu Kosan Company Limited | Selective gas permeation membranes and method of manufacturing them |
| US5817165A (en) * | 1995-06-15 | 1998-10-06 | Nitto Denko Corporation | Fluorine-containing polyimide gas separation membrane and method of manufacturing the same |
| US5718955A (en) * | 1996-03-12 | 1998-02-17 | The Procter & Gamble Company | Composite for controlling oxygen flux into thermal cells |
| CA2359050C (en) * | 1999-01-21 | 2007-05-29 | Membrana Gmbh | Integrally asymmetrical polyolefin membrane |
| US6596112B1 (en) | 2000-10-20 | 2003-07-22 | Pall Corporation | Laminates of asymmetric membranes |
| ATE452068T1 (de) * | 2004-03-19 | 2010-01-15 | Imre Nehez | Verfahren und system zur implementierung von gasdiffusion durch die hüllen von luftschiffen und ballons |
| GB2476123A (en) * | 2009-12-14 | 2011-06-15 | Graviner Ltd Kidde | MOS gas sensor apparatus and method of use |
| US8512442B2 (en) * | 2011-05-23 | 2013-08-20 | Aaron Oken | Selective polysulfide composite membrane |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3510387A (en) * | 1965-06-24 | 1970-05-05 | Gen Electric | Thin,substantially defect-free organopolysiloxane membrane |
| US3507829A (en) * | 1966-04-11 | 1970-04-21 | Gen Electric | Crosslinking of aromatic polymers with organic polysulfonazides |
| FR1567175A (sv) * | 1968-02-12 | 1969-05-16 |
-
1970
- 1970-03-03 FR FR7007570A patent/FR2082095A5/fr not_active Expired
-
1971
- 1971-02-23 NL NL717102398A patent/NL149708B/xx not_active IP Right Cessation
- 1971-02-24 SU SU711629902A patent/SU718001A3/ru active
- 1971-02-27 RO RO66093A patent/RO59410A/ro unknown
- 1971-02-28 IL IL36303A patent/IL36303A/xx unknown
- 1971-03-01 DK DK93871AA patent/DK128478B/da unknown
- 1971-03-01 PL PL1971146574A patent/PL82813B1/pl unknown
- 1971-03-01 BR BR1258/71*[A patent/BR7101258D0/pt unknown
- 1971-03-02 CH CH302371A patent/CH527860A/fr not_active IP Right Cessation
- 1971-03-02 US US00120328A patent/US3754375A/en not_active Expired - Lifetime
- 1971-03-02 JP JP46010571A patent/JPS5221021B1/ja active Pending
- 1971-03-02 SE SE7102648A patent/SE373376B/sv unknown
- 1971-03-02 CS CS1546A patent/CS161124B2/cs unknown
- 1971-03-02 HU HURO603A patent/HU164497B/hu unknown
- 1971-03-02 LU LU62700A patent/LU62700A1/xx unknown
- 1971-03-02 ZA ZA711337A patent/ZA711337B/xx unknown
- 1971-03-02 CA CA106,700A patent/CA998816A/fr not_active Expired
- 1971-03-03 ES ES388861A patent/ES388861A1/es not_active Expired
- 1971-03-03 AT AT181571A patent/AT311059B/de not_active IP Right Cessation
- 1971-03-03 FI FI628/71A patent/FI56544C/fi active
- 1971-03-03 BE BE763749A patent/BE763749A/xx not_active IP Right Cessation
- 1971-03-03 DE DE2110158A patent/DE2110158C3/de not_active Expired
- 1971-04-19 GB GB22257/71A patent/GB1292782A/en not_active Expired
-
1976
- 1976-06-01 SU SU762362105A patent/SU638264A3/ru active
Also Published As
| Publication number | Publication date |
|---|---|
| HU164497B (sv) | 1974-02-28 |
| JPS5221021B1 (sv) | 1977-06-08 |
| SU638264A3 (ru) | 1978-12-15 |
| NL149708B (nl) | 1976-06-15 |
| BE763749A (fr) | 1971-09-03 |
| SU718001A3 (ru) | 1980-02-25 |
| DE2110158B2 (de) | 1978-11-02 |
| NL7102398A (sv) | 1971-09-07 |
| DK128478B (da) | 1974-05-13 |
| CS161124B2 (sv) | 1975-05-04 |
| BR7101258D0 (pt) | 1973-03-08 |
| AT311059B (de) | 1973-10-25 |
| DE2110158C3 (de) | 1979-06-28 |
| PL82813B1 (sv) | 1975-10-31 |
| IL36303A (en) | 1973-07-30 |
| IL36303A0 (en) | 1971-04-28 |
| GB1292782A (en) | 1972-10-11 |
| SE373376B (sv) | 1975-02-03 |
| US3754375A (en) | 1973-08-28 |
| ES388861A1 (es) | 1974-02-01 |
| ZA711337B (en) | 1971-11-24 |
| FR2082095A5 (sv) | 1971-12-10 |
| DE2110158A1 (de) | 1971-09-16 |
| FI56544B (fi) | 1979-10-31 |
| LU62700A1 (sv) | 1971-10-13 |
| CH527860A (fr) | 1972-09-15 |
| RO59410A (sv) | 1976-02-15 |
| CA998816A (fr) | 1976-10-26 |
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