DE3680869D1 - Verfahren zur herstellung von perfluorpolyaethern mit bestimmter molekuelmasse und mit neutralen und funktionellen endgruppen. - Google Patents
Verfahren zur herstellung von perfluorpolyaethern mit bestimmter molekuelmasse und mit neutralen und funktionellen endgruppen.Info
- Publication number
- DE3680869D1 DE3680869D1 DE8686116015T DE3680869T DE3680869D1 DE 3680869 D1 DE3680869 D1 DE 3680869D1 DE 8686116015 T DE8686116015 T DE 8686116015T DE 3680869 T DE3680869 T DE 3680869T DE 3680869 D1 DE3680869 D1 DE 3680869D1
- Authority
- DE
- Germany
- Prior art keywords
- perfluorpolyaethers
- neutral
- production
- end groups
- functional end
- 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
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C69/00—Esters of carboxylic acids; Esters of carbonic or haloformic acids
- C07C69/02—Esters of acyclic saturated monocarboxylic acids having the carboxyl group bound to an acyclic carbon atom or to hydrogen
-
- 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
- C08G65/321—Polymers modified by chemical after-treatment with inorganic compounds
- C08G65/323—Polymers modified by chemical after-treatment with inorganic compounds containing halogens
- C08G65/3233—Molecular halogen
- C08G65/3236—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
- C08G65/002—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
- C08G65/321—Polymers modified by chemical after-treatment with inorganic compounds
- C08G65/323—Polymers modified by chemical after-treatment with inorganic compounds containing halogens
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Inorganic Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Polyethers (AREA)
- Catalysts (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT22902/85A IT1190423B (it) | 1985-11-19 | 1985-11-19 | Procedimento per ottenere perfluoropolieteri a terminali neutri e funzionali di peso molecolare controllato |
IT22922/85A IT1190425B (it) | 1985-11-20 | 1985-11-20 | Processo perfezionato per la riduzione controllata del peso molecolare medio di perfluoropolieteri |
Publications (1)
Publication Number | Publication Date |
---|---|
DE3680869D1 true DE3680869D1 (de) | 1991-09-19 |
Family
ID=26328286
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8686116015T Expired - Lifetime DE3680869D1 (de) | 1985-11-19 | 1986-11-18 | Verfahren zur herstellung von perfluorpolyaethern mit bestimmter molekuelmasse und mit neutralen und funktionellen endgruppen. |
Country Status (9)
Country | Link |
---|---|
US (1) | US4788257A (de) |
EP (1) | EP0223238B1 (de) |
JP (1) | JPH085958B2 (de) |
KR (1) | KR950003118B1 (de) |
AU (1) | AU593853B2 (de) |
CA (1) | CA1305494C (de) |
DE (1) | DE3680869D1 (de) |
ES (1) | ES2025052B3 (de) |
IL (1) | IL80641A (de) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IT1201498B (it) * | 1985-11-20 | 1989-02-02 | Ausimont Spa | Perfluoropolieteri funzionalizzati e procedimento per la loro preparazione |
IT1223304B (it) * | 1987-09-22 | 1990-09-19 | Ausimont Spa | Perfloropolieteri a terminale mono e bis ipofluorito e processo per la loro preparazione |
US4847427A (en) * | 1988-04-13 | 1989-07-11 | E. I. Du Pont De Nemours And Company | Process for preparing fluorocarbon polyethers |
IT1217453B (it) * | 1988-05-02 | 1990-03-22 | Ausimont Spa | Procedimento per la produzione di perfluoropolieteri a peso molecolare controllato,aventi gruppi terminali perfluoroalchilici o perfluorocloroalchilici |
IT1228655B (it) * | 1989-02-09 | 1991-06-27 | Ausimont Srl | Perfluoropolieteri aventi proprieta' antirust utili quali componenti o additivi di olii e grassi lubrificanti. |
IT1238075B (it) * | 1990-01-31 | 1993-07-03 | Ausimont Spa | Processo per la preparazione di fluoropolieteri e perfluorolieteri a terminali neutri o funzionali di peso molecolare controllato |
US5233094A (en) * | 1991-11-16 | 1993-08-03 | Hoechst Aktiengesellschaft | Process for the preparation of perfluorinated ethers |
IT1264977B1 (it) * | 1993-11-17 | 1996-10-17 | Ausimont Spa | Processo per preparare perfluoropolietri |
ITMI20021733A1 (it) * | 2002-08-01 | 2004-02-02 | Ausimont S P A Ora Solvay Solexis Spa | Processo per la preparazione di perfluoropolieteri acil-fluoruro terminati per riduzione dei corrispondenti perfluoropolieteri perossidici. |
ITMI20040133A1 (it) | 2004-01-29 | 2004-04-29 | Solvay Solexis Spa | Processo per preparare fluoroalogenoeteri |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1003700B (de) * | 1954-07-30 | 1957-03-07 | Hoechst Ag | Verfahren zur Herstellung von niedermolekularen Fluorchlorkohlenstoffen fluessiger oder wachsartiger Konsistenz |
DE1668395C3 (de) * | 1966-07-11 | 1978-06-15 | Montecatini Edison S.P.A., Mailand (Italien) | Perfluorierte Ketone und Verfahren zu deren Herstellung |
US3564059A (en) * | 1966-07-11 | 1971-02-16 | Montedison Spa | Perfluorinated ethers and polyethers |
NL6818169A (de) * | 1967-12-28 | 1969-07-01 | ||
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 |
BE764110A (en) * | 1970-03-12 | 1971-09-13 | Montedison Spa | Cyclic perfluoro polyethers |
US4523039A (en) * | 1980-04-11 | 1985-06-11 | The University Of Texas | Method for forming perfluorocarbon ethers |
CA1263405A (en) * | 1984-05-23 | 1989-11-28 | Giantommaso Viola | Process for preparing neutral and functional perfluoropolyethers with controlled molecular weight |
IT1201498B (it) * | 1985-11-20 | 1989-02-02 | Ausimont Spa | Perfluoropolieteri funzionalizzati e procedimento per la loro preparazione |
JPH0665695A (ja) * | 1992-08-17 | 1994-03-08 | Furukawa Electric Co Ltd:The | Al−Mg−Si系アルミニウム合金鍛造材の熱処理法 |
-
1986
- 1986-11-13 US US06/929,832 patent/US4788257A/en not_active Expired - Lifetime
- 1986-11-14 IL IL80641A patent/IL80641A/xx not_active IP Right Cessation
- 1986-11-14 AU AU65332/86A patent/AU593853B2/en not_active Ceased
- 1986-11-18 ES ES86116015T patent/ES2025052B3/es not_active Expired - Lifetime
- 1986-11-18 CA CA000523245A patent/CA1305494C/en not_active Expired - Fee Related
- 1986-11-18 EP EP86116015A patent/EP0223238B1/de not_active Expired - Lifetime
- 1986-11-18 KR KR1019860009754A patent/KR950003118B1/ko not_active IP Right Cessation
- 1986-11-18 DE DE8686116015T patent/DE3680869D1/de not_active Expired - Lifetime
- 1986-11-18 JP JP61273064A patent/JPH085958B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
CA1305494C (en) | 1992-07-21 |
KR950003118B1 (ko) | 1995-04-01 |
KR870004934A (ko) | 1987-06-02 |
JPS62119229A (ja) | 1987-05-30 |
AU593853B2 (en) | 1990-02-22 |
IL80641A0 (en) | 1987-02-27 |
ES2025052B3 (es) | 1992-03-16 |
EP0223238B1 (de) | 1991-08-14 |
EP0223238A1 (de) | 1987-05-27 |
IL80641A (en) | 1992-03-29 |
JPH085958B2 (ja) | 1996-01-24 |
AU6533286A (en) | 1987-05-21 |
US4788257A (en) | 1988-11-29 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8328 | Change in the person/name/address of the agent |
Free format text: BARZ, P., DIPL.-CHEM. DR.RER.NAT., PAT.-ANW., 80803 MUENCHEN |