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)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7007570A FR2082095A5 (de) | 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 (de) |
| JP (1) | JPS5221021B1 (de) |
| AT (1) | AT311059B (de) |
| BE (1) | BE763749A (de) |
| BR (1) | BR7101258D0 (de) |
| CA (1) | CA998816A (de) |
| CH (1) | CH527860A (de) |
| CS (1) | CS161124B2 (de) |
| DE (1) | DE2110158C3 (de) |
| DK (1) | DK128478B (de) |
| ES (1) | ES388861A1 (de) |
| FI (1) | FI56544C (de) |
| FR (1) | FR2082095A5 (de) |
| GB (1) | GB1292782A (de) |
| HU (1) | HU164497B (de) |
| IL (1) | IL36303A (de) |
| LU (1) | LU62700A1 (de) |
| NL (1) | NL149708B (de) |
| PL (1) | PL82813B1 (de) |
| RO (1) | RO59410A (de) |
| SE (1) | SE373376B (de) |
| SU (2) | SU718001A3 (de) |
| ZA (1) | ZA711337B (de) |
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 (de) * | 1983-06-30 | 1985-05-15 | Monsanto Company | Asymmetrische Membranen für die Gastrennung mit erhöhter Selektivität sowie deren Herstellungsverfahren |
| 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 (de) * | 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/xx 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 (de) | 1974-02-28 |
| JPS5221021B1 (de) | 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 (de) | 1971-09-07 |
| DK128478B (da) | 1974-05-13 |
| CS161124B2 (de) | 1975-05-04 |
| BR7101258D0 (pt) | 1973-03-08 |
| AT311059B (de) | 1973-10-25 |
| DE2110158C3 (de) | 1979-06-28 |
| PL82813B1 (de) | 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 (de) | 1971-12-10 |
| DE2110158A1 (de) | 1971-09-16 |
| FI56544B (fi) | 1979-10-31 |
| LU62700A1 (de) | 1971-10-13 |
| CH527860A (fr) | 1972-09-15 |
| RO59410A (de) | 1976-02-15 |
| CA998816A (fr) | 1976-10-26 |
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