BE842328A - Procede de preparation d'homopolymeres et de copolymeres du tetrafluoroethylene - Google Patents
Procede de preparation d'homopolymeres et de copolymeres du tetrafluoroethyleneInfo
- Publication number
- BE842328A BE842328A BE167422A BE167422A BE842328A BE 842328 A BE842328 A BE 842328A BE 167422 A BE167422 A BE 167422A BE 167422 A BE167422 A BE 167422A BE 842328 A BE842328 A BE 842328A
- Authority
- BE
- Belgium
- Prior art keywords
- tetrafluoroethylene
- homopolymers
- copolymers
- preparation
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F14/00—Homopolymers and copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen
- C08F14/18—Monomers containing fluorine
- C08F14/26—Tetrafluoroethene
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Polymerisation Methods In General (AREA)
- Polymerization Catalysts (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2523570A DE2523570C3 (de) | 1975-05-28 | 1975-05-28 | Verfahren zur Polymerisation von Tetrafluoräthylen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE842328A true BE842328A (fr) | 1976-11-29 |
Family
ID=5947593
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE167422A BE842328A (fr) | 1975-05-28 | 1976-05-28 | Procede de preparation d'homopolymeres et de copolymeres du tetrafluoroethylene |
Country Status (20)
| Country | Link |
|---|---|
| US (1) | US4112211A (xx) |
| JP (1) | JPS5931523B2 (xx) |
| AT (1) | AT343360B (xx) |
| AU (1) | AU501187B2 (xx) |
| BE (1) | BE842328A (xx) |
| CA (1) | CA1073147A (xx) |
| CH (1) | CH623065A5 (xx) |
| DD (1) | DD125633A5 (xx) |
| DE (1) | DE2523570C3 (xx) |
| DK (1) | DK230876A (xx) |
| ES (1) | ES448135A1 (xx) |
| FR (1) | FR2312513A1 (xx) |
| GB (1) | GB1506832A (xx) |
| IE (1) | IE42822B1 (xx) |
| IN (1) | IN144347B (xx) |
| IT (1) | IT1060685B (xx) |
| LU (1) | LU75028A1 (xx) |
| NL (1) | NL169483C (xx) |
| SE (1) | SE412067B (xx) |
| ZA (1) | ZA763175B (xx) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61196821U (xx) * | 1985-05-30 | 1986-12-08 | ||
| JPS637029U (xx) * | 1986-07-01 | 1988-01-18 | ||
| WO1994002547A1 (en) * | 1992-07-21 | 1994-02-03 | E.I. Du Pont De Nemours And Company | Polytetrafluoroethylene with improved creep resistance, and preparation thereof |
| US5229480A (en) * | 1992-09-03 | 1993-07-20 | E. I. Du Pont De Nemours And Company | Vinyl fluoride polymerization |
| US5955556A (en) * | 1995-11-06 | 1999-09-21 | Alliedsignal Inc. | Method of manufacturing fluoropolymers |
| US6280626B1 (en) * | 1998-08-12 | 2001-08-28 | Mitsubishi Rayon Co., Ltd. | Membrane separator assembly and method of cleaning the assembly utilizing gas diffuser underneath the assembly |
| JP4561363B2 (ja) * | 2002-12-19 | 2010-10-13 | 旭硝子株式会社 | テトラフルオロエチレン共重合体 |
| EP1529785B1 (en) * | 2003-10-24 | 2011-03-16 | 3M Innovative Properties Company | Aqueous dispersions of polytetrafluoroethylene particles |
| ATE529451T1 (de) * | 2003-11-17 | 2011-11-15 | 3M Innovative Properties Co | Wässrige ptfe-dispersionen mit einem niedrigen gehalt an fluorierten emulgatoren |
| PL2291452T3 (pl) | 2008-05-30 | 2018-07-31 | Whitford Corporation | Mieszane kompozycje fluoropolimerowe |
| EP3103836A1 (en) | 2015-06-12 | 2016-12-14 | 3M Innovative Properties Company | Fluoropolymer with improved transparency |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2393967A (en) * | 1942-12-24 | 1946-02-05 | Du Pont | Process for polymerizing tetrafluoroethylene |
| GB651315A (en) * | 1947-06-27 | 1951-03-14 | Du Pont | Improvements in and relating to processes for the polymerisation of ethylenically unsaturated compounds |
| US2613203A (en) * | 1950-06-28 | 1952-10-07 | Gen Electric | Method for polymerizing tetrafluoroethylene |
| US2820026A (en) * | 1953-06-11 | 1958-01-14 | Minnesota Mining & Mfg | Manufacture of fluorine containing polymers |
| US3142665A (en) * | 1960-07-26 | 1964-07-28 | Du Pont | Novel tetrafluoroethylene resins and their preparation |
| US3088941A (en) * | 1960-03-11 | 1963-05-07 | Du Pont | Process for the preparation of improved polytetrafluoroethylene extrusion powder |
| US3110704A (en) * | 1960-03-31 | 1963-11-12 | Du Pont | Low pressure tetrafluoroethylene polymerization process |
| US3193543A (en) * | 1963-03-18 | 1965-07-06 | Edison Soc | Process for the polymerization of fluorinated monomers |
| US3404135A (en) * | 1964-01-21 | 1968-10-01 | Rheinpreussen Ag | Process for the manufacture of maleic acid anhydride copolymers |
| US3475391A (en) * | 1967-02-28 | 1969-10-28 | Du Pont | Hydroxylated tetrafluoroethylene/isobutylene polymers and their preparation |
| IT990990B (it) * | 1973-07-06 | 1975-07-10 | Sir Soc Italiana Resine Spa | Procedimento e catalizzatore per la preparazione di polimeri e copolimeri dell acrilonitrile |
-
1975
- 1975-05-28 DE DE2523570A patent/DE2523570C3/de not_active Expired
-
1976
- 1976-05-20 US US05/688,429 patent/US4112211A/en not_active Expired - Lifetime
- 1976-05-21 ES ES448135A patent/ES448135A1/es not_active Expired
- 1976-05-21 NL NLAANVRAGE7605470,A patent/NL169483C/xx not_active IP Right Cessation
- 1976-05-25 DD DD193000A patent/DD125633A5/xx unknown
- 1976-05-25 CH CH659176A patent/CH623065A5/de not_active IP Right Cessation
- 1976-05-25 SE SE7605940A patent/SE412067B/xx unknown
- 1976-05-26 AT AT387076A patent/AT343360B/de not_active IP Right Cessation
- 1976-05-26 LU LU75028A patent/LU75028A1/xx unknown
- 1976-05-26 IT IT23705/76A patent/IT1060685B/it active
- 1976-05-26 ZA ZA763175A patent/ZA763175B/xx unknown
- 1976-05-26 IN IN915/CAL/76A patent/IN144347B/en unknown
- 1976-05-26 DK DK230876A patent/DK230876A/da unknown
- 1976-05-27 AU AU14346/76A patent/AU501187B2/en not_active Expired
- 1976-05-27 JP JP51060729A patent/JPS5931523B2/ja not_active Expired
- 1976-05-27 CA CA253,542A patent/CA1073147A/en not_active Expired
- 1976-05-28 FR FR7616160A patent/FR2312513A1/fr active Granted
- 1976-05-28 GB GB22451/76A patent/GB1506832A/en not_active Expired
- 1976-05-28 BE BE167422A patent/BE842328A/xx not_active IP Right Cessation
- 1976-06-27 IE IE1117/76A patent/IE42822B1/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| NL7605470A (nl) | 1976-11-30 |
| IN144347B (xx) | 1978-04-29 |
| AU501187B2 (en) | 1979-06-14 |
| LU75028A1 (xx) | 1977-02-15 |
| SE7605940L (sv) | 1976-11-29 |
| AT343360B (de) | 1978-05-26 |
| AU1434676A (en) | 1977-12-01 |
| DE2523570B2 (de) | 1978-03-30 |
| FR2312513A1 (fr) | 1976-12-24 |
| FR2312513B1 (xx) | 1979-06-22 |
| SE412067B (sv) | 1980-02-18 |
| JPS51146588A (en) | 1976-12-16 |
| ATA387076A (de) | 1977-09-15 |
| NL169483B (nl) | 1982-02-16 |
| GB1506832A (en) | 1978-04-12 |
| DK230876A (da) | 1976-11-29 |
| ES448135A1 (es) | 1977-07-01 |
| DD125633A5 (xx) | 1977-05-04 |
| CH623065A5 (xx) | 1981-05-15 |
| JPS5931523B2 (ja) | 1984-08-02 |
| CA1073147A (en) | 1980-03-04 |
| IE42822L (en) | 1976-11-28 |
| NL169483C (nl) | 1982-07-16 |
| IT1060685B (it) | 1982-08-20 |
| ZA763175B (en) | 1977-06-29 |
| US4112211A (en) | 1978-09-05 |
| DE2523570A1 (de) | 1976-12-02 |
| DE2523570C3 (de) | 1978-12-07 |
| IE42822B1 (en) | 1980-10-22 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| RE | Patent lapsed |
Owner name: HOECHST A.G. Effective date: 19840528 |