DE3886897T2 - Funktionnelle Perfluorpolyäther enthaltende wässrige Mikroemulsionen. - Google Patents
Funktionnelle Perfluorpolyäther enthaltende wässrige Mikroemulsionen.Info
- Publication number
- DE3886897T2 DE3886897T2 DE88118020T DE3886897T DE3886897T2 DE 3886897 T2 DE3886897 T2 DE 3886897T2 DE 88118020 T DE88118020 T DE 88118020T DE 3886897 T DE3886897 T DE 3886897T DE 3886897 T2 DE3886897 T2 DE 3886897T2
- Authority
- DE
- Germany
- Prior art keywords
- surfactant
- water
- perfluoropolyether
- molecular weight
- groups
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired - Lifetime
Links
- 239000010702 perfluoropolyether Substances 0.000 title claims abstract description 56
- 239000004530 micro-emulsion Substances 0.000 title claims abstract description 33
- 239000004094 surface-active agent Substances 0.000 claims abstract description 41
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 14
- 239000007788 liquid Substances 0.000 claims abstract description 12
- 125000004432 carbon atom Chemical group C* 0.000 claims abstract description 7
- 239000003792 electrolyte Substances 0.000 claims abstract description 4
- 239000003921 oil Substances 0.000 claims abstract description 4
- 125000005010 perfluoroalkyl group Chemical group 0.000 claims description 9
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 4
- 229910006069 SO3H Inorganic materials 0.000 claims description 3
- 239000006185 dispersion Substances 0.000 claims description 3
- 125000001453 quaternary ammonium group Chemical group 0.000 claims description 3
- 125000002947 alkylene group Chemical group 0.000 claims description 2
- 150000001408 amides Chemical class 0.000 claims description 2
- 150000001412 amines Chemical class 0.000 claims description 2
- 125000000732 arylene group Chemical group 0.000 claims description 2
- 125000002993 cycloalkylene group Chemical group 0.000 claims description 2
- 150000002148 esters Chemical class 0.000 claims description 2
- 125000001183 hydrocarbyl group Chemical group 0.000 claims description 2
- 125000002081 peroxide group Chemical group 0.000 claims description 2
- 238000007539 photo-oxidation reaction Methods 0.000 claims description 2
- 239000012043 crude product Substances 0.000 claims 1
- 239000000203 mixture Substances 0.000 abstract description 36
- 239000002253 acid Substances 0.000 description 18
- 239000008346 aqueous phase Substances 0.000 description 17
- 239000012071 phase Substances 0.000 description 14
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonium chloride Substances [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 description 12
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 12
- DKGAVHZHDRPRBM-UHFFFAOYSA-N Tert-Butanol Chemical compound CC(C)(C)O DKGAVHZHDRPRBM-UHFFFAOYSA-N 0.000 description 12
- 235000011114 ammonium hydroxide Nutrition 0.000 description 12
- 229920000642 polymer Polymers 0.000 description 12
- QGZKDVFQNNGYKY-UHFFFAOYSA-N ammonia Natural products N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 11
- 229910000069 nitrogen hydride Inorganic materials 0.000 description 11
- 239000000243 solution Substances 0.000 description 9
- 238000003756 stirring Methods 0.000 description 8
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 6
- 238000010438 heat treatment Methods 0.000 description 6
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 5
- 235000011149 sulphuric acid Nutrition 0.000 description 5
- 239000007864 aqueous solution Substances 0.000 description 4
- 125000000524 functional group Chemical group 0.000 description 4
- FGIUAXJPYTZDNR-UHFFFAOYSA-N potassium nitrate Chemical compound [K+].[O-][N+]([O-])=O FGIUAXJPYTZDNR-UHFFFAOYSA-N 0.000 description 4
- 150000003839 salts Chemical class 0.000 description 4
- 150000001298 alcohols Chemical class 0.000 description 3
- 150000003863 ammonium salts Chemical class 0.000 description 3
- 238000002360 preparation method Methods 0.000 description 3
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000016507 interphase Effects 0.000 description 2
- 239000002736 nonionic surfactant Substances 0.000 description 2
- 235000010333 potassium nitrate Nutrition 0.000 description 2
- JNCMHMUGTWEVOZ-UHFFFAOYSA-N F[CH]F Chemical compound F[CH]F JNCMHMUGTWEVOZ-UHFFFAOYSA-N 0.000 description 1
- 108010081348 HRT1 protein Hairy Proteins 0.000 description 1
- 102100021881 Hairy/enhancer-of-split related with YRPW motif protein 1 Human genes 0.000 description 1
- 239000004721 Polyphenylene oxide Substances 0.000 description 1
- 229910006095 SO2F Inorganic materials 0.000 description 1
- YOALFLHFSFEMLP-UHFFFAOYSA-N azane;2,2,3,3,4,4,5,5,6,6,7,7,8,8,8-pentadecafluorooctanoic acid Chemical compound [NH4+].[O-]C(=O)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)F YOALFLHFSFEMLP-UHFFFAOYSA-N 0.000 description 1
- ABDBNWQRPYOPDF-UHFFFAOYSA-N carbonofluoridic acid Chemical class OC(F)=O ABDBNWQRPYOPDF-UHFFFAOYSA-N 0.000 description 1
- 125000002091 cationic group Chemical group 0.000 description 1
- 239000003093 cationic surfactant Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 150000001991 dicarboxylic acids Chemical class 0.000 description 1
- UQSQSQZYBQSBJZ-UHFFFAOYSA-N fluorosulfonic acid Chemical class OS(F)(=O)=O UQSQSQZYBQSBJZ-UHFFFAOYSA-N 0.000 description 1
- 230000002209 hydrophobic effect Effects 0.000 description 1
- XVCUGNWRDDNCRD-UHFFFAOYSA-M lithium;1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,8-heptadecafluorooctane-1-sulfonate Chemical compound [Li+].[O-]S(=O)(=O)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)F XVCUGNWRDDNCRD-UHFFFAOYSA-M 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 150000002763 monocarboxylic acids Chemical class 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 229920000570 polyether Polymers 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
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
- C08J3/00—Processes of treating or compounding macromolecular substances
- C08J3/02—Making solutions, dispersions, lattices or gels by other methods than by solution, emulsion or suspension polymerisation techniques
-
- 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
- C08J3/00—Processes of treating or compounding macromolecular substances
- C08J3/02—Making solutions, dispersions, lattices or gels by other methods than by solution, emulsion or suspension polymerisation techniques
- C08J3/03—Making solutions, dispersions, lattices or gels by other methods than by solution, emulsion or suspension polymerisation techniques in aqueous media
-
- 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
- C08J3/00—Processes of treating or compounding macromolecular substances
- C08J3/02—Making solutions, dispersions, lattices or gels by other methods than by solution, emulsion or suspension polymerisation techniques
- C08J3/09—Making solutions, dispersions, lattices or gels by other methods than by solution, emulsion or suspension polymerisation techniques in organic liquids
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L71/00—Compositions of polyethers obtained by reactions forming an ether link in the main chain; Compositions of derivatives of such polymers
-
- 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
- C08J2371/00—Characterised by the use of polyethers obtained by reactions forming an ether link in the main chain; Derivatives of such polymers
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S526/00—Synthetic resins or natural rubbers -- part of the class 520 series
- Y10S526/911—Emulsifying agents
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Dispersion Chemistry (AREA)
- Colloid Chemistry (AREA)
- Detergent Compositions (AREA)
- Cosmetics (AREA)
- Emulsifying, Dispersing, Foam-Producing Or Wetting Agents (AREA)
- Medicinal Preparation (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Polyethers (AREA)
- Lubricants (AREA)
- Medicines Containing Material From Animals Or Micro-Organisms (AREA)
- Removal Of Floating Material (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Push-Button Switches (AREA)
- Accommodation For Nursing Or Treatment Tables (AREA)
- Micromachines (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT22420/87A IT1223324B (it) | 1987-10-28 | 1987-10-28 | Microemulsioni acquose comprendenti perfluoropolieteri funzionali |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE3886897D1 DE3886897D1 (de) | 1994-02-17 |
| DE3886897T2 true DE3886897T2 (de) | 1994-04-28 |
Family
ID=11196062
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE88118020T Expired - Lifetime DE3886897T2 (de) | 1987-10-28 | 1988-10-28 | Funktionnelle Perfluorpolyäther enthaltende wässrige Mikroemulsionen. |
Country Status (21)
| Country | Link |
|---|---|
| US (1) | US5656201A (enExample) |
| EP (1) | EP0315078B1 (enExample) |
| JP (1) | JP2700156B2 (enExample) |
| KR (1) | KR970006705B1 (enExample) |
| CN (1) | CN1025624C (enExample) |
| AT (1) | ATE99717T1 (enExample) |
| BR (1) | BR8805586A (enExample) |
| CA (1) | CA1311983C (enExample) |
| CZ (1) | CZ73789A3 (enExample) |
| DD (1) | DD283408A5 (enExample) |
| DE (1) | DE3886897T2 (enExample) |
| ES (1) | ES2061600T3 (enExample) |
| FI (1) | FI884909L (enExample) |
| IL (1) | IL88153A (enExample) |
| IN (1) | IN170037B (enExample) |
| IT (1) | IT1223324B (enExample) |
| NO (1) | NO178033C (enExample) |
| PT (1) | PT88852B (enExample) |
| RU (1) | RU1839676C (enExample) |
| TR (1) | TR23743A (enExample) |
| ZA (1) | ZA887948B (enExample) |
Families Citing this family (36)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT1217839B (it) * | 1988-06-17 | 1990-03-30 | Ausimont Spa | Microemulsioni del tipo olio in acqua elettricamente conduttrici,a base di composti perfluorurati,usate come catolita in processi elettrochimici |
| IT1217838B (it) * | 1988-06-17 | 1990-03-30 | Ausimont Spa | Microemulsioni per tipo acqua in olio elettricamente conduttrici,a base di composti perfluorurati usate come catolita in processi elettrochimici |
| JPH05301228A (ja) * | 1992-04-28 | 1993-11-16 | Daikin Ind Ltd | 離型剤 |
| IT1255633B (it) * | 1992-05-22 | 1995-11-09 | Ausimont Spa | Copolimeri fluoroelastomerici e fluoroplastomerici dotati di elevata resistenza alle basi |
| US5539072A (en) * | 1993-03-26 | 1996-07-23 | W. L. Gore & Associates, Inc. | Fabric laminates |
| US5460872A (en) * | 1993-03-26 | 1995-10-24 | W. L. Gore & Associates, Inc. | Process for coating microporous substrates and products therefrom |
| WO1994022928A1 (en) * | 1993-03-26 | 1994-10-13 | W.L. Gore & Associates, Inc. | Microemulsion polymerization systems and coated materials made therefrom |
| US6196708B1 (en) | 1998-05-14 | 2001-03-06 | Donaldson Company, Inc. | Oleophobic laminated articles, assemblies of use, and methods |
| US7279522B2 (en) * | 2001-09-05 | 2007-10-09 | 3M Innovative Properties Company | Fluoropolymer dispersions containing no or little low molecular weight fluorinated surfactant |
| EP1323747A1 (en) * | 2001-12-19 | 2003-07-02 | Borealis Technology Oy | Production of olefin polymerisation catalysts |
| JP4013881B2 (ja) * | 2002-10-18 | 2007-11-28 | ソニーケミカル＆インフォメーションデバイス株式会社 | パーフルオロポリエーテルエステル化合物、潤滑剤及び磁気記録媒体 |
| CN1742063A (zh) | 2003-01-29 | 2006-03-01 | 旭硝子株式会社 | 涂料组合物、抗反射膜、光刻胶及采用该光刻胶的图形形成方法 |
| ITMI20040586A1 (it) * | 2004-03-25 | 2004-06-25 | Solvay Solexis Spa | Emulsioni complesse di perfluoropolieteri |
| GB2427170A (en) * | 2005-06-17 | 2006-12-20 | 3M Innovative Properties Co | Fluoropolymer film having glass microspheres |
| US20080015304A1 (en) | 2006-07-13 | 2008-01-17 | Klaus Hintzer | Aqueous emulsion polymerization process for producing fluoropolymers |
| US7795332B2 (en) | 2005-07-15 | 2010-09-14 | 3M Innovative Properties Company | Method of removing fluorinated carboxylic acid from aqueous liquid |
| GB0514398D0 (en) | 2005-07-15 | 2005-08-17 | 3M Innovative Properties Co | Aqueous emulsion polymerization of fluorinated monomers using a fluorinated surfactant |
| GB0523853D0 (en) | 2005-11-24 | 2006-01-04 | 3M Innovative Properties Co | Fluorinated surfactants for use in making a fluoropolymer |
| GB0525978D0 (en) | 2005-12-21 | 2006-02-01 | 3M Innovative Properties Co | Fluorinated Surfactants For Making Fluoropolymers |
| GB2430437A (en) * | 2005-09-27 | 2007-03-28 | 3M Innovative Properties Co | Method of making a fluoropolymer |
| US7728087B2 (en) | 2005-12-23 | 2010-06-01 | 3M Innovative Properties Company | Fluoropolymer dispersion and method for making the same |
| US7754795B2 (en) | 2006-05-25 | 2010-07-13 | 3M Innovative Properties Company | Coating composition |
| US8119750B2 (en) * | 2006-07-13 | 2012-02-21 | 3M Innovative Properties Company | Explosion taming surfactants for the production of perfluoropolymers |
| US7977438B2 (en) | 2006-11-09 | 2011-07-12 | E. I. Du Pont De Nemours And Company | Aqueous polymerization of fluorinated monomers using polymerization agent comprising fluoropolyether acid or salt and siloxane surfactant |
| WO2008060460A1 (en) | 2006-11-09 | 2008-05-22 | E. I. Du Pont De Nemours And Company | Aqueous polymerization of fluorinated monomer using polymerization agent comprising high molecular weight fluoropolyether acid or salt and fluoropolyether acid or salt surfactant |
| US20080144219A1 (en) * | 2006-12-19 | 2008-06-19 | Burns John M | Conductive pfpe disk lubricant |
| US20080264864A1 (en) * | 2007-04-27 | 2008-10-30 | 3M Innovative Properties Company | PROCESS FOR REMOVING FLUORINATED EMULSIFIER FROM FLUOROPOLMER DISPERSIONS USING AN ANION-EXCHANGE RESIN AND A pH-DEPENDENT SURFACTANT AND FLUOROPOLYMER DISPERSIONS CONTAINING A pH-DEPENDENT SURFACTANT |
| WO2008147796A1 (en) * | 2007-05-23 | 2008-12-04 | 3M Innovative Properties Company | Aqueous compositions of fluorinated surfactants and methods of using the same |
| CN101679569A (zh) | 2007-06-06 | 2010-03-24 | 3M创新有限公司 | 氟化醚组合物以及使用该组合物的方法 |
| JP2011528659A (ja) * | 2008-07-18 | 2011-11-24 | スリーエム イノベイティブ プロパティズ カンパニー | フッ素化エーテル化合物及びその使用方法 |
| WO2010017665A1 (zh) * | 2008-08-15 | 2010-02-18 | 中昊晨光化工研究院 | 一种含氟聚醚过氧化物及其在含氟单体乳液聚合中的应用 |
| WO2010080473A1 (en) | 2008-12-18 | 2010-07-15 | 3M Innovative Properties Company | Method of contacting hydrocarbon-bearing formations with fluorinated ether compositions |
| EP2513172B1 (en) | 2009-12-18 | 2014-02-26 | Solvay Specialty Polymers Italy S.p.A. | Method for manufacturing fluoroelastomers |
| US9803036B2 (en) | 2009-12-18 | 2017-10-31 | Solvay Specialty Polymers Italy S.P.A. | Method for manufacturing fluoropolymers |
| CN107001611A (zh) * | 2014-12-15 | 2017-08-01 | 索尔维特殊聚合物意大利有限公司 | 包含氟化聚合物的水基组合物 |
| CN114456369B (zh) * | 2021-12-31 | 2023-06-09 | 西安近代化学研究所 | 一种二元共聚全氟聚醚及其制备方法 |
Family Cites Families (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3564059A (en) * | 1966-07-11 | 1971-02-16 | Montedison Spa | Perfluorinated ethers and polyethers |
| US3513203A (en) * | 1966-07-11 | 1970-05-19 | Montedison Spa | Fluorinated ketones and process for their preparation |
| US3451908A (en) * | 1966-07-19 | 1969-06-24 | Montedison Spa | Method for preparing polyoxyperfluoromethylenic compounds |
| US3665041A (en) * | 1967-04-04 | 1972-05-23 | Montedison Spa | Perfluorinated polyethers and process for their preparation |
| US3778381A (en) * | 1972-04-24 | 1973-12-11 | Allied Chem | Fluorocarbon microemulsions |
| US3981361A (en) * | 1975-07-31 | 1976-09-21 | Exxon Production Research Company | Oil recovery method using microemulsions |
| US4146499A (en) * | 1976-09-18 | 1979-03-27 | Rosano Henri L | Method for preparing microemulsions |
| US4443480A (en) * | 1982-04-12 | 1984-04-17 | Children's Hospital Medical Center | Artificial blood and other gas transport agents |
| US4917930A (en) * | 1984-04-16 | 1990-04-17 | Adamantech, Inc. | Perfluoro compound dispersions containing reduced amounts of surfactant and process of preparation |
| IT1188216B (it) * | 1985-12-23 | 1988-01-07 | Ausimont Spa | Polimeri fluorurati contenenti cariche e aventi migliorate proprieta' |
| IL82308A (en) * | 1986-06-26 | 1990-11-29 | Ausimont Spa | Microemulsions containing perfluoropolyethers |
| FR2602774B1 (fr) * | 1986-07-29 | 1990-10-19 | Atta | Nouvelles molecules amphiphiles polyhydroxylees et perfluoroalkylees ayant des proprietes tensioactives |
| US4722904A (en) * | 1986-12-18 | 1988-02-02 | Fisher Scientific Company | Thermodynamically-stable aqueous perfluorocarbon microemulsion useful as blood gas control or calibrator |
| IT1223325B (it) * | 1987-10-28 | 1990-09-19 | Ausimont Spa | Microemulsioni elettricamente conduttrici a base di perfluoropolieteri |
-
1987
- 1987-10-28 IT IT22420/87A patent/IT1223324B/it active
-
1988
- 1988-10-24 FI FI884909A patent/FI884909L/fi not_active IP Right Cessation
- 1988-10-24 ZA ZA887948A patent/ZA887948B/xx unknown
- 1988-10-25 IL IL88153A patent/IL88153A/xx not_active IP Right Cessation
- 1988-10-25 IN IN881/CAL/88A patent/IN170037B/en unknown
- 1988-10-25 PT PT88852A patent/PT88852B/pt not_active IP Right Cessation
- 1988-10-26 DD DD88321102A patent/DD283408A5/de not_active IP Right Cessation
- 1988-10-26 JP JP63268382A patent/JP2700156B2/ja not_active Expired - Lifetime
- 1988-10-27 BR BR8805586A patent/BR8805586A/pt not_active Application Discontinuation
- 1988-10-27 RU SU884356777A patent/RU1839676C/ru active
- 1988-10-27 CA CA000581463A patent/CA1311983C/en not_active Expired - Lifetime
- 1988-10-27 NO NO884798A patent/NO178033C/no unknown
- 1988-10-27 CZ CS89737A patent/CZ73789A3/cs unknown
- 1988-10-28 KR KR1019880014105A patent/KR970006705B1/ko not_active Expired - Fee Related
- 1988-10-28 EP EP88118020A patent/EP0315078B1/en not_active Expired - Lifetime
- 1988-10-28 CN CN88107378A patent/CN1025624C/zh not_active Expired - Lifetime
- 1988-10-28 TR TR88/0789A patent/TR23743A/xx unknown
- 1988-10-28 ES ES88118020T patent/ES2061600T3/es not_active Expired - Lifetime
- 1988-10-28 DE DE88118020T patent/DE3886897T2/de not_active Expired - Lifetime
- 1988-10-28 AT AT88118020T patent/ATE99717T1/de not_active IP Right Cessation
-
1993
- 1993-09-09 US US08/118,278 patent/US5656201A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| FI884909A7 (fi) | 1989-04-29 |
| KR970006705B1 (ko) | 1997-04-29 |
| JPH01236935A (ja) | 1989-09-21 |
| DD283408A5 (de) | 1990-10-10 |
| ATE99717T1 (de) | 1994-01-15 |
| ZA887948B (en) | 1989-07-26 |
| PT88852B (pt) | 1993-01-29 |
| AU2432188A (en) | 1989-05-04 |
| IL88153A0 (en) | 1989-06-30 |
| FI884909A0 (fi) | 1988-10-24 |
| IT1223324B (it) | 1990-09-19 |
| IN170037B (enExample) | 1992-02-01 |
| NO178033B (no) | 1995-10-02 |
| NO884798D0 (no) | 1988-10-27 |
| EP0315078A2 (en) | 1989-05-10 |
| IL88153A (en) | 1993-01-14 |
| RU1839676C (ru) | 1993-12-30 |
| KR890006749A (ko) | 1989-06-15 |
| ES2061600T3 (es) | 1994-12-16 |
| CN1033281A (zh) | 1989-06-07 |
| BR8805586A (pt) | 1989-07-11 |
| EP0315078A3 (en) | 1990-03-28 |
| JP2700156B2 (ja) | 1998-01-19 |
| DE3886897D1 (de) | 1994-02-17 |
| NO884798L (no) | 1989-05-02 |
| IT8722420A0 (it) | 1987-10-28 |
| AU601631B2 (en) | 1990-09-13 |
| CZ73789A3 (en) | 1994-11-16 |
| US5656201A (en) | 1997-08-12 |
| CA1311983C (en) | 1992-12-29 |
| CN1025624C (zh) | 1994-08-10 |
| TR23743A (tr) | 1990-07-31 |
| NO178033C (no) | 1996-01-10 |
| FI884909L (fi) | 1989-04-29 |
| EP0315078B1 (en) | 1994-01-05 |
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| 8364 | No opposition during term of opposition | ||
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Free format text: BARZ, P., DIPL.-CHEM. DR.RER.NAT., PAT.-ANW., 80803 MUENCHEN |