ES539149A0 - Procedimiento para la obtencion de perfluoro polieteres. - Google Patents
Procedimiento para la obtencion de perfluoro polieteres.Info
- Publication number
- ES539149A0 ES539149A0 ES539149A ES539149A ES539149A0 ES 539149 A0 ES539149 A0 ES 539149A0 ES 539149 A ES539149 A ES 539149A ES 539149 A ES539149 A ES 539149A ES 539149 A0 ES539149 A0 ES 539149A0
- Authority
- ES
- Spain
- Prior art keywords
- polieteres
- procedure
- perfluoro
- obtaining
- obtaining perfluoro
- 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.)
- Granted
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G65/00—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
- C08G65/002—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from unsaturated compounds
- C08G65/005—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from unsaturated compounds containing halogens
- C08G65/007—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from unsaturated compounds containing halogens containing fluorine
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G65/00—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
- C08G65/02—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring
- C08G65/32—Polymers modified by chemical after-treatment
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G65/00—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
- C08G65/02—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring
- C08G65/32—Polymers modified by chemical after-treatment
- C08G65/329—Polymers modified by chemical after-treatment with organic compounds
- C08G65/334—Polymers modified by chemical after-treatment with organic compounds containing sulfur
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G65/00—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
- C08G65/02—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring
- C08G65/32—Polymers modified by chemical after-treatment
- C08G65/329—Polymers modified by chemical after-treatment with organic compounds
- C08G65/334—Polymers modified by chemical after-treatment with organic compounds containing sulfur
- C08G65/3348—Polymers modified by chemical after-treatment with organic compounds containing sulfur containing nitrogen in addition to sulfur
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G65/00—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
- C08G65/02—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring
- C08G65/32—Polymers modified by chemical after-treatment
- C08G65/329—Polymers modified by chemical after-treatment with organic compounds
- C08G65/337—Polymers modified by chemical after-treatment with organic compounds containing other elements
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
- G11B5/62—Record carriers characterised by the selection of the material
- G11B5/68—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent
- G11B5/70—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer
- G11B5/71—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer characterised by the lubricant
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
- G11B5/62—Record carriers characterised by the selection of the material
- G11B5/72—Protective coatings, e.g. anti-static or antifriction
- G11B5/725—Protective coatings, e.g. anti-static or antifriction containing a lubricant, e.g. organic compounds
- G11B5/7253—Fluorocarbon lubricant
- G11B5/7257—Perfluoropolyether lubricant
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Lubricants (AREA)
- Polyethers (AREA)
- Heterocyclic Compounds That Contain Two Or More Ring Oxygen Atoms (AREA)
- Heterocyclic Compounds Containing Sulfur Atoms (AREA)
- Heterocyclic Carbon Compounds Containing A Hetero Ring Having Nitrogen And Oxygen As The Only Ring Hetero Atoms (AREA)
- Nitrogen Condensed Heterocyclic Rings (AREA)
- Pyridine Compounds (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Paints Or Removers (AREA)
- Magnetic Record Carriers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT21480/84A IT1174205B (it) | 1984-06-19 | 1984-06-19 | Fluoroplieteri contenenti gruppi terminali dotati di proprieta' ancoranti |
Publications (2)
Publication Number | Publication Date |
---|---|
ES8705493A1 ES8705493A1 (es) | 1987-05-01 |
ES539149A0 true ES539149A0 (es) | 1987-05-01 |
Family
ID=11182451
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES539149A Expired ES8705493A1 (es) | 1984-06-19 | 1984-12-28 | Procedimiento para la obtencion de perfluoro polieteres. |
Country Status (8)
Country | Link |
---|---|
US (2) | US4757145A (es) |
EP (1) | EP0165649B1 (es) |
JP (1) | JPH0768154B2 (es) |
AU (1) | AU580749B2 (es) |
CA (1) | CA1254556A (es) |
DE (1) | DE3577206D1 (es) |
ES (1) | ES8705493A1 (es) |
IT (1) | IT1174205B (es) |
Families Citing this family (68)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3412763A1 (de) * | 1984-04-05 | 1985-10-17 | Henkel Kgaa | Mittel zur koagulierung von lacken, wachsen und beschichtungsmitteln |
IT1174206B (it) * | 1984-06-19 | 1987-07-01 | Montedison Spa | Fluouropolieteri contenenti gruppi terminali dotati di capacita' ancornanti |
IT1185508B (it) * | 1985-02-14 | 1987-11-12 | Monfefluos Spa | Composizioni lubrificanti aventi migliorate proprieta'di filmatura |
CA1266750A (en) * | 1985-02-26 | 1990-03-13 | Giuseppe Marchionni | Bifunctional and monofunctional perfluoropolyethers having brominated end groups and a controlled molecular weight |
US4675452A (en) * | 1985-07-18 | 1987-06-23 | Lagow Richard J | Perfluorinated polyether fluids |
IT1201470B (it) * | 1985-09-24 | 1989-02-02 | Montefluos Spa | Impiego di derivati dei perfluoropolieteri per la protezione dei materiali lapidei dagli agenti atmosferici |
IT1191634B (it) * | 1985-10-30 | 1988-03-23 | Ausimont Spa | Procedimento per la protezione e la lubrificazione di superfici sottoposte ad attrito ed usura |
IT1188216B (it) * | 1985-12-23 | 1988-01-07 | Ausimont Spa | Polimeri fluorurati contenenti cariche e aventi migliorate proprieta' |
US5223342A (en) * | 1986-02-04 | 1993-06-29 | Hitachi, Ltd. | Magnetic recording medium having a lubricating layer comprising a binder and specified perfluoro polyoxyalkyl lubricant |
US5071715A (en) * | 1986-02-04 | 1991-12-10 | Hitachi, Ltd. | Magnetic recording medium with a lubricant layer containing a perfluoro polyoxyalkyl compound |
IT1188635B (it) * | 1986-03-27 | 1988-01-20 | Ausimont Spa | Lubrificanti per fluoropolieterei interni per mezzi magnetici di registrazione |
IT1213071B (it) * | 1986-05-07 | 1989-12-07 | Ausimont Spa | Perfluoropolieteri esenti da ossigeno perossidico e contenenti gruppi perfluoroepossidici disposti lungo la catena perfluoropolieterea. |
US5177226A (en) * | 1986-05-07 | 1993-01-05 | Ausimont S.P.A. | Perfluoropolyethers free from peroxidic oxygen and containing perfluoroepoxy groups positioned along the perfluoropolyether chain, and their derivatives |
JPH0631369B2 (ja) * | 1986-05-28 | 1994-04-27 | 大塚化学株式会社 | 熱可塑性プラスチツクス製機器用潤滑剤 |
US5198136A (en) * | 1986-12-23 | 1993-03-30 | Daikin Industries Ltd. | Iodine-containing compound, preparation thereof and block copolymer comprising the same |
US4861836A (en) * | 1986-12-23 | 1989-08-29 | Daikin Industries Ltd. | Novel, iodine-containing compound, preparation thereof and block copolymer comprising the same |
IT1213441B (it) * | 1986-12-30 | 1989-12-20 | Ausimont Spa | Dispersioni acquose di poliuretani e fluorurati e loro impiego per spalmature tessili. |
WO1988005473A1 (en) * | 1987-01-27 | 1988-07-28 | Dynamic Disk, Inc. | Metal surface coating |
JP2617183B2 (ja) * | 1987-04-20 | 1997-06-04 | 旭硝子株式会社 | 磁気記録媒体 |
JP2595583B2 (ja) * | 1987-11-19 | 1997-04-02 | 日本精工株式会社 | 軸 受 |
EP0320241A3 (en) * | 1987-12-07 | 1991-12-11 | Hitachi Maxell Ltd. | Magnetic recording medium and process for preparing the same |
IT1233442B (it) * | 1987-12-30 | 1992-04-01 | Ausimont Spa | Grassi lubrificanti |
US5169548A (en) * | 1988-04-13 | 1992-12-08 | Ausimont S.R.L. | Antirust additives for lubricants or greases based on perfluoropolyethers |
US5190681A (en) * | 1988-04-13 | 1993-03-02 | Ausimont S.R.L. | Antirust additives for lubricants or greases based on perfluoropolyethers |
IT1231758B (it) * | 1989-04-20 | 1991-12-21 | Ausimont Srl | Fluoropolieteri funzionalizzati |
US5219651A (en) * | 1988-05-17 | 1993-06-15 | Hitachi, Ltd. | Magnetic recording apparatus comprising a magnetic recording medium and a magnetic head each coated with a coating of a binder and a specified fluorolubricant |
JPH0210518A (ja) * | 1988-06-29 | 1990-01-16 | Hitachi Ltd | 磁気記録媒体及び磁気記録装置 |
JPH0249096A (ja) * | 1988-08-11 | 1990-02-19 | Maruwa Bussan Kk | 合成潤滑剤 |
JPH02158371A (ja) * | 1988-12-13 | 1990-06-18 | Toshiba Corp | 文書作成装置 |
IT1228655B (it) * | 1989-02-09 | 1991-06-27 | Ausimont Srl | Perfluoropolieteri aventi proprieta' antirust utili quali componenti o additivi di olii e grassi lubrificanti. |
US4929368A (en) * | 1989-07-07 | 1990-05-29 | Joseph Baumoel | Fluoroether grease acoustic couplant |
IT1237887B (it) * | 1989-12-12 | 1993-06-18 | Ausimont Spa | Lubrificanti perfluoropolieterei aventi proprieta' antiusura |
US5055359A (en) * | 1989-12-14 | 1991-10-08 | Nippon Sheet Glass Co., Ltd. | Magnetic recording medium with an intermediate protective layer of silicon dioxide and a perfluoroalkylpolyether lubricant layer |
US5237108A (en) * | 1990-03-06 | 1993-08-17 | Ausimont S.R.L. | Perfluoropolyethers and processes for their preparation |
EP0475393A1 (en) * | 1990-09-11 | 1992-03-18 | Daikin Industries, Limited | Lubricant and grease composition for ceramic material |
JP2772896B2 (ja) * | 1991-11-07 | 1998-07-09 | 株式会社日立製作所 | カルボン酸アンモニウム塩を有する含フッ素化合物及び表面改質剤、これを用いた磁気記録媒体 |
IT1254630B (it) * | 1992-02-20 | 1995-09-28 | Ausimont Spa | Composizioni detergenti, lucidanti e proteggenti (polishes) per superfici metalliche contenenti emulsionanti cationici, ed emulsionanti cationici in esse contenuti. |
JP2884900B2 (ja) * | 1992-04-08 | 1999-04-19 | 日本電気株式会社 | 磁気記憶体 |
IT1260479B (it) * | 1992-05-29 | 1996-04-09 | Ausimont Spa | Processo per la preparazione di perfluoropoliossialchileni funzionalizzati |
JPH10501088A (ja) * | 1994-05-25 | 1998-01-27 | ザ ダウ ケミカル カンパニー | 磁気記録媒体において減摩剤として有用なスルホンアミド |
IT1274698B (it) * | 1994-08-02 | 1997-07-24 | Dayco Pti Spa | Dispositivo di trasmissione di moto a rumorosita' ridotta a cinghie adatte allo scopo |
EP0786451A4 (en) * | 1994-10-13 | 1998-12-30 | Daikin Ind Ltd | FLUORINATED CONNECTION AND THEIR USE |
US5494596A (en) * | 1995-01-13 | 1996-02-27 | Minnesota Mining And Manufacturing Company | Data storage device with improved roller lubricant characterized by stable viscosity over wide range of temperatures |
US5962141A (en) * | 1996-06-04 | 1999-10-05 | Seagate Technology, Inc. | Polymeric perfluoro polyether silyl ether lubricant topcoat |
US5823455A (en) * | 1996-12-20 | 1998-10-20 | Imation Corp. | Belt-driven data storage device with corner roller assemblies preselected to have different drag force profiles |
US6423185B1 (en) * | 1998-03-03 | 2002-07-23 | Metso Paper, Inc. | Process of surface treatment for faces that become contaminated in a paper or board machine |
JP5042401B2 (ja) * | 1998-10-14 | 2012-10-03 | 日本精工株式会社 | 自動車の燃料噴射制御用転がり軸受 |
US6468947B1 (en) | 1999-03-26 | 2002-10-22 | Seagate Technology Llc | Lubricants with improved stability for magnetic recording media |
FR2804973B1 (fr) * | 2000-02-11 | 2002-09-20 | Univ Paris 7 Denis Diderot | Materiau metallique dont la surface est modifiee, son procede de preparation et utilisation du materiau modifie |
US6638622B2 (en) * | 2001-01-11 | 2003-10-28 | Hitachi Global Storage Technologies | Perfluorinated polyethers with metal carboxylate end groups as anti-wetting and corrosion-protective agents |
US6403149B1 (en) | 2001-04-24 | 2002-06-11 | 3M Innovative Properties Company | Fluorinated ketones as lubricant deposition solvents for magnetic media applications |
US6761974B1 (en) | 2001-05-04 | 2004-07-13 | Seagate Technology Llc | Polymeric lubricants with improved stability and thin film recording media comprising same |
US6767872B2 (en) | 2001-05-18 | 2004-07-27 | The Charles Stark Draper Laboratory, Inc. | Elastohydrodynamic and boundary lubricant and method of lubricating |
US20030138670A1 (en) * | 2002-01-09 | 2003-07-24 | Seagate Technology Llc | Lubricant for thin film storage media |
ITMI20020804A1 (it) | 2002-04-17 | 2003-10-17 | Ausimont Spa | Additivi per oli perfluoropolieterei |
US20050164522A1 (en) * | 2003-03-24 | 2005-07-28 | Kunz Roderick R. | Optical fluids, and systems and methods of making and using the same |
ITMI20030992A1 (it) * | 2003-05-20 | 2004-11-21 | Solvay Solexis Spa | Additivi perfluoropolieterei. |
ITMI20040345A1 (it) * | 2004-02-26 | 2004-05-26 | Solvay Solexis Spa | Perfluororpolieteri perossidici |
ITMI20040346A1 (it) | 2004-02-26 | 2004-05-26 | Solvay Solexis Spa | Perfluoropolieteri perossidici |
US7544646B2 (en) | 2004-10-06 | 2009-06-09 | Thomas Michael Band | Method for lubricating a sootblower |
US20080024919A1 (en) * | 2004-10-13 | 2008-01-31 | Seagate Technology Llc | Freezing point reduction in FDB by enhancing lubricants with additives |
ITMI20042239A1 (it) * | 2004-11-19 | 2005-02-19 | Solvay Solexis Spa | Additivi per fluoropolieterei |
US7838475B2 (en) | 2005-09-01 | 2010-11-23 | E.I. Du Pont De Nemours And Company | Composition comprising perfluoropolyether |
ITMI20062306A1 (it) * | 2006-11-30 | 2008-06-01 | Solvay Solexis Spa | Lubrificanti fluorurati |
ITMI20062308A1 (it) * | 2006-11-30 | 2008-06-01 | Solvay Solexis Spa | Additivi per alo-polimeri |
JP5743217B2 (ja) * | 2008-08-11 | 2015-07-01 | ソルヴェイ・スペシャルティ・ポリマーズ・イタリー・エッセ・ピ・ア | 熱安定性及び化学的安定性が改善されたハイドロフルオロアルコール |
CN105683248B (zh) * | 2013-08-23 | 2018-11-13 | 大金工业株式会社 | 含全氟(聚)醚基的双官能化合物、包括含全氟(聚)醚基的双官能化合物的组合物及它们的制造方法 |
CN108329465B (zh) * | 2018-02-08 | 2020-04-24 | 陕西师范大学 | 含氟环氧寡聚物基苯乙烯单体及其制备方法和应用 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3564059A (en) * | 1966-07-11 | 1971-02-16 | Montedison Spa | Perfluorinated ethers and polyethers |
US3665041A (en) * | 1967-04-04 | 1972-05-23 | Montedison Spa | Perfluorinated polyethers and process for their preparation |
US3847978A (en) * | 1968-07-01 | 1974-11-12 | Montedison Spa | Perfluorinated linear polyethers having reactive terminal groups at both ends of the chain and process for the preparation thereof |
US3810874A (en) * | 1969-03-10 | 1974-05-14 | Minnesota Mining & Mfg | Polymers prepared from poly(perfluoro-alkylene oxide) compounds |
IT1040273B (it) * | 1975-07-30 | 1979-12-20 | Montedison Spa | Oli perfluoropolieterei selezionati ad altissima purezza ea bassa volatilita |
US4267238A (en) * | 1979-12-18 | 1981-05-12 | Minnesota Mining And Manufacturing Company | Flexible magnetic recording media lubricated with fluorinated telechelic polyether polymer |
US4268556A (en) * | 1979-01-08 | 1981-05-19 | Minnesota Mining And Manufacturing Company | Rigid magnetic recording disks lubricated with fluorinated telechelic polyether |
IT1174206B (it) * | 1984-06-19 | 1987-07-01 | Montedison Spa | Fluouropolieteri contenenti gruppi terminali dotati di capacita' ancornanti |
-
1984
- 1984-06-19 IT IT21480/84A patent/IT1174205B/it active
- 1984-12-28 ES ES539149A patent/ES8705493A1/es not_active Expired
-
1985
- 1985-01-03 CA CA000471403A patent/CA1254556A/en not_active Expired
- 1985-01-14 JP JP60003442A patent/JPH0768154B2/ja not_active Expired - Lifetime
- 1985-01-17 AU AU37759/85A patent/AU580749B2/en not_active Ceased
- 1985-02-06 DE DE8585300784T patent/DE3577206D1/de not_active Expired - Lifetime
- 1985-02-06 EP EP85300784A patent/EP0165649B1/en not_active Expired
-
1987
- 1987-03-26 US US07/031,180 patent/US4757145A/en not_active Expired - Lifetime
-
1988
- 1988-04-11 US US07/179,876 patent/US4889939A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0165649A3 (en) | 1986-02-12 |
JPH0768154B2 (ja) | 1995-07-26 |
US4757145A (en) | 1988-07-12 |
EP0165649B1 (en) | 1990-04-18 |
JPS61155345A (ja) | 1986-07-15 |
AU580749B2 (en) | 1989-02-02 |
CA1254556A (en) | 1989-05-23 |
EP0165649A2 (en) | 1985-12-27 |
AU3775985A (en) | 1986-01-02 |
ES8705493A1 (es) | 1987-05-01 |
IT8421480A0 (it) | 1984-06-19 |
IT1174205B (it) | 1987-07-01 |
US4889939A (en) | 1989-12-26 |
DE3577206D1 (de) | 1990-05-23 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
ES539149A0 (es) | Procedimiento para la obtencion de perfluoro polieteres. | |
ES540597A0 (es) | Procedimiento para la obtencion de piridonas. | |
ES555049A0 (es) | Procedimiento para la obtencion de arilciclopropil-cetonas | |
ES543386A0 (es) | Procedimiento para la obtencion de 1-heteroaril-4-aril-pira-zolin-5-onas | |
ES542207A0 (es) | Procedimiento para la obtencion de tetrahidrofuran-2-ilmeti-laminas | |
ES515084A0 (es) | Procedimiento para la obtencion de 2-arilimidazopiridinas. | |
ES534539A0 (es) | Procedimiento para la obtencion de nuevas 1, 5-benzotiacepinas | |
ES520273A0 (es) | Procedimiento para la obtencion de trimetilolpropano. | |
ES550219A0 (es) | Procedimiento para la obtencion de aminopolieteres alcoxi- lados | |
ES545967A0 (es) | Procedimiento para la obtencion de poliarilensulfuro | |
ES549255A0 (es) | Procedimiento para la obtencion de halogeno-hidroxi-flavonas | |
ES515445A0 (es) | Procedimiento para la obtencion de amino-organoaminosilosanos. | |
ES516842A0 (es) | Procedimiento para la obtencion de benzofuranonas. | |
ES532240A0 (es) | Procedimiento para la obtencion de benzoil-ureas. | |
ES542421A0 (es) | Procedimiento para la obtencion de derivados de tetrahidro- quinolina-1-ilcarbonilimidazol. | |
ES543820A0 (es) | Procedimiento para la obtencion de piperacinil-oxo-quinoli- nas | |
ES518617A0 (es) | Procedimiento para la obtencion de p-tercioctil-fenol. | |
ES522323A0 (es) | Procedimiento para la obtencion de 2-halogenopropionatos sustituidos. | |
ES549266A0 (es) | Procedimiento para la obtencion de n-halo-carbonil-fenilhi- drazinas substituidas | |
ES544459A0 (es) | Procedimiento para la obtencion de benzo -c- -1,8-naftiridi-nas | |
ES532635A0 (es) | Procedimiento para la obtencion de tetrahidrotiopiran-3, 5-dion-4-carboxamidas | |
ES546549A0 (es) | Procedimiento para la obtencion de fluoralcoxifenilsulfonil-guanidinas | |
ES549429A0 (es) | Procedimiento para la obtencion de acemetacina. | |
ES546192A0 (es) | Procedimiento para la obtencion de benzotiazolsulfenamidas | |
ES519809A0 (es) | Procedimiento para la obtencion de oxazolidin-2-onas. |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
FD1A | Patent lapsed |
Effective date: 19991102 |