GB1558976A - Process for the manufacture of paste-extrudable polymers of tetrafluorethylene - Google Patents
Process for the manufacture of paste-extrudable polymers of tetrafluorethylene Download PDFInfo
- Publication number
- GB1558976A GB1558976A GB40614/76A GB4061476A GB1558976A GB 1558976 A GB1558976 A GB 1558976A GB 40614/76 A GB40614/76 A GB 40614/76A GB 4061476 A GB4061476 A GB 4061476A GB 1558976 A GB1558976 A GB 1558976A
- Authority
- GB
- United Kingdom
- Prior art keywords
- dispersion
- seed
- process according
- tetrafluoroethylene
- polymerization
- 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
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B3/00—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties
- H01B3/18—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances
- H01B3/30—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes
- H01B3/44—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes vinyl resins; acrylic resins
- H01B3/443—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes vinyl resins; acrylic resins from vinylhalogenides or other halogenoethylenic compounds
- H01B3/445—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes vinyl resins; acrylic resins from vinylhalogenides or other halogenoethylenic compounds from vinylfluorides or other fluoroethylenic compounds
-
- 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
- C08F214/00—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
- C08F214/18—Monomers containing fluorine
- C08F214/26—Tetrafluoroethene
- C08F214/262—Tetrafluoroethene with fluorinated vinyl ethers
-
- 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
- C08F259/00—Macromolecular compounds obtained by polymerising monomers on to polymers of halogen containing monomers as defined in group C08F14/00
- C08F259/08—Macromolecular compounds obtained by polymerising monomers on to polymers of halogen containing monomers as defined in group C08F14/00 on to polymers containing fluorine
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Polymerisation Methods In General (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2544040A DE2544040C2 (de) | 1975-10-02 | 1975-10-02 | Verfahren zur Herstellung von modifizierten Tetrafluoräthylen-Dispersionspolymerisaten |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1558976A true GB1558976A (en) | 1980-01-09 |
Family
ID=5958095
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB40614/76A Expired GB1558976A (en) | 1975-10-02 | 1976-09-30 | Process for the manufacture of paste-extrudable polymers of tetrafluorethylene |
Country Status (20)
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2623090A1 (de) * | 1976-05-22 | 1977-12-08 | Hoechst Ag | Verfahren zur herstellung von perfluor-alpha- (3,6-dimethyl-1,4- dioxanyl-2-oxy)-propionsaeurefluorid |
| JPS63190816A (ja) * | 1986-09-05 | 1988-08-08 | Taiyo Koryo Kk | う蝕菌生育阻害剤 |
| JP2693822B2 (ja) * | 1988-08-08 | 1997-12-24 | 花王株式会社 | 含フッ素樹脂水性分散物の製造方法 |
| DE4424466A1 (de) * | 1994-07-12 | 1996-01-18 | Hoechst Ag | Copolymeres vom Typ Tetrafluorethylen-Ethylen mit einer Kern-Hülle-Teilchenstruktur |
| CN101998968B (zh) | 2008-04-14 | 2012-08-29 | 旭硝子株式会社 | 聚四氟乙烯细粉的制造方法 |
| RU2478653C2 (ru) | 2008-05-21 | 2013-04-10 | Асахи Гласс Компани, Лимитед | Способ получения тонкодисперсного порошка политетрафторэтилена |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1529958A (fr) * | 1966-05-25 | 1968-06-21 | Du Pont | Poudres à mouler au polytétrafluoroéthylène granulaire modifié |
| DE1795078C3 (de) * | 1968-08-07 | 1974-12-19 | Farbwerke Hoechst Ag, Vormals Meister Lucius & Bruening, 6000 Frankfurt | Wäßrige Polytetrafluoräthylen-Dispersionen, Verfahren zu ihrer Herstellung und ihre Verwendung |
| ES448136A1 (es) * | 1975-05-28 | 1977-11-01 | Hoechst Ag | Procedimiento para la obtencion de polimeros en suspension del tetrafluoretileno. |
-
1975
- 1975-10-02 DE DE2544040A patent/DE2544040C2/de not_active Expired
-
1976
- 1976-09-25 ES ES451888A patent/ES451888A1/es not_active Expired
- 1976-09-27 NL NL7610689A patent/NL7610689A/xx not_active Application Discontinuation
- 1976-09-29 IN IN1806/CAL/1976A patent/IN145130B/en unknown
- 1976-09-30 IT IT27867/76A patent/IT1070581B/it active
- 1976-09-30 LU LU75915A patent/LU75915A1/xx unknown
- 1976-09-30 YU YU02393/76A patent/YU239376A/xx unknown
- 1976-09-30 CH CH1238276A patent/CH631465A5/de not_active IP Right Cessation
- 1976-09-30 DD DD195066A patent/DD126562A5/xx unknown
- 1976-09-30 GB GB40614/76A patent/GB1558976A/en not_active Expired
- 1976-09-30 SE SE7610834A patent/SE412399B/xx unknown
- 1976-10-01 ZA ZA765891A patent/ZA765891B/xx unknown
- 1976-10-01 MX MX166537A patent/MX142853A/es unknown
- 1976-10-01 CA CA262,502A patent/CA1094745A/en not_active Expired
- 1976-10-01 AU AU18319/76A patent/AU1831976A/en not_active Expired
- 1976-10-01 JP JP51117376A patent/JPS607646B2/ja not_active Expired
- 1976-10-01 DK DK444376A patent/DK444376A/da unknown
- 1976-10-01 AT AT731476A patent/AT347126B/de not_active IP Right Cessation
- 1976-10-04 FR FR7629763A patent/FR2326434A1/fr active Granted
- 1976-10-04 BE BE171226A patent/BE846927A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE2544040A1 (de) | 1977-04-07 |
| CH631465A5 (de) | 1982-08-13 |
| BE846927A (fr) | 1977-04-04 |
| CA1094745A (en) | 1981-01-27 |
| JPS607646B2 (ja) | 1985-02-26 |
| ES451888A1 (es) | 1978-03-16 |
| ATA731476A (de) | 1978-04-15 |
| ZA765891B (en) | 1977-10-26 |
| IT1070581B (it) | 1985-03-29 |
| YU239376A (en) | 1982-05-31 |
| SE7610834L (sv) | 1977-04-03 |
| DK444376A (da) | 1977-04-03 |
| NL7610689A (nl) | 1977-04-05 |
| AU1831976A (en) | 1978-04-06 |
| FR2326434B1 (US06534493-20030318-C00166.png) | 1980-07-18 |
| MX142853A (es) | 1981-01-05 |
| FR2326434A1 (fr) | 1977-04-29 |
| AT347126B (de) | 1978-12-11 |
| DD126562A5 (US06534493-20030318-C00166.png) | 1977-07-27 |
| LU75915A1 (US06534493-20030318-C00166.png) | 1977-05-11 |
| SE412399B (sv) | 1980-03-03 |
| DE2544040C2 (de) | 1981-09-24 |
| IN145130B (US06534493-20030318-C00166.png) | 1978-09-02 |
| JPS5243895A (en) | 1977-04-06 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed [section 19, patents act 1949] | ||
| PCNP | Patent ceased through non-payment of renewal fee |