IT8522683A0 - Polimero elevato contenente fluoro procedimento di conversione di un di un polimeto a peso molecolare inferiore. - Google Patents
Polimero elevato contenente fluoro procedimento di conversione di un di un polimeto a peso molecolare inferiore.Info
- Publication number
- IT8522683A0 IT8522683A0 IT8522683A IT2268385A IT8522683A0 IT 8522683 A0 IT8522683 A0 IT 8522683A0 IT 8522683 A IT8522683 A IT 8522683A IT 2268385 A IT2268385 A IT 2268385A IT 8522683 A0 IT8522683 A0 IT 8522683A0
- Authority
- IT
- Italy
- Prior art keywords
- polymeter
- conversion
- molecular weight
- containing polymer
- lower molecular
- Prior art date
Links
- 238000006243 chemical reaction Methods 0.000 title 1
- 238000000034 method Methods 0.000 title 1
- 229920000642 polymer Polymers 0.000 title 1
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
-
- 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
- C08F8/00—Chemical modification by after-treatment
- C08F8/50—Partial depolymerisation
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)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP23823484A JPS61118331A (ja) | 1984-11-14 | 1984-11-14 | 含フツ素樹脂の低分子量物の製造方法 |
JP146185A JPS61162503A (ja) | 1985-01-10 | 1985-01-10 | 含フツ素樹脂の低分子量物の製造方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
IT8522683A0 true IT8522683A0 (it) | 1985-10-31 |
IT1191635B IT1191635B (it) | 1988-03-23 |
Family
ID=26334671
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT22683/85A IT1191635B (it) | 1984-11-14 | 1985-10-31 | Procedimento di conversione di un polimero elevato contenente fluoro in un polimeto a peso molecolare inferiore |
Country Status (5)
Country | Link |
---|---|
US (1) | US4711949A (it) |
DE (1) | DE3540280A1 (it) |
FR (1) | FR2573081B1 (it) |
GB (1) | GB2167072B (it) |
IT (1) | IT1191635B (it) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4743658A (en) * | 1985-10-21 | 1988-05-10 | E. I. Du Pont De Nemours And Company | Stable tetrafluoroethylene copolymers |
JPH0667859B2 (ja) * | 1986-12-02 | 1994-08-31 | セントラル硝子株式会社 | 含フツ素樹脂の低分子量物の製造方法 |
DE3710668A1 (de) * | 1987-03-31 | 1988-10-13 | Basf Lacke & Farben | Haertbare zusammensetzung auf basis verzweigter acrylate mit carboxylgruppen und/oder verzweigter acrylate mit epoxidgruppen sowie aminoplastharzen |
JP5135658B2 (ja) * | 2001-08-02 | 2013-02-06 | ダイキン工業株式会社 | ポリテトラフルオロエチレンファインパウダー、それから得られるポリテトラフルオロエチレン成形体およびその製造方法 |
AR044375A1 (es) * | 2004-05-17 | 2005-09-07 | Hector Luis Galano | Un procedimiento para la sintesis de materiales quimicos, por la interaccion controlada de gases o vapores reactivos dentro de una masa de material polimerico |
DE102004039381A1 (de) * | 2004-08-13 | 2006-02-23 | Holmenkol Sport-Technologies Gmbh & Co. Kg | Gleitmittel für Sportgeräte |
DE102006041512A1 (de) * | 2006-08-29 | 2008-03-20 | Leibniz-Institut Für Polymerforschung Dresden E.V. | Radikalfreies PTFE und Verfahren zur seiner Herstellung |
US8754176B2 (en) | 2009-03-31 | 2014-06-17 | Daikin Industries, Ltd. | Low molecular weight polytetrafluoroethylene powder and preparation method therefor |
WO2022118215A1 (en) * | 2020-12-02 | 2022-06-09 | 3M Innovative Properties Company | White polytetrafluoroethylene powders |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2436069A (en) * | 1944-09-29 | 1948-02-17 | Du Pont | Oils and greases obtained by pyrolysis of tetrafluoroethyleneolefin copolymers |
GB761053A (en) * | 1953-02-24 | 1956-11-07 | Kellogg M W Co | Improvements in manufacture of perhalocarbon oils |
US2933536A (en) * | 1957-02-28 | 1960-04-19 | Leo A Wall | Inhibited pyrolysis of fluorocarbon polymers |
US3067262A (en) * | 1961-05-10 | 1962-12-04 | Du Pont | Telomers of tetrafluoroethylene |
CA958148A (en) * | 1970-06-24 | 1974-11-19 | Robert Hartwimmer | Process for the preparation of fluorocarbon waxes |
ES404938A1 (es) * | 1971-07-22 | 1975-06-16 | Hoechst Ag | Procedimiento para la obtencion de ceras fluorocarbonadas. |
GB1542813A (en) * | 1977-07-07 | 1979-03-28 | Shustova O | Method for stabilization of fluoro-organic copolymers of the ethylene series |
-
1985
- 1985-10-31 IT IT22683/85A patent/IT1191635B/it active
- 1985-11-13 GB GB08528009A patent/GB2167072B/en not_active Expired
- 1985-11-13 FR FR8516773A patent/FR2573081B1/fr not_active Expired
- 1985-11-13 DE DE19853540280 patent/DE3540280A1/de active Granted
- 1985-11-13 US US06/797,463 patent/US4711949A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
FR2573081A1 (fr) | 1986-05-16 |
DE3540280C2 (it) | 1989-01-26 |
GB2167072B (en) | 1988-08-10 |
DE3540280A1 (de) | 1986-05-22 |
FR2573081B1 (fr) | 1988-08-19 |
US4711949A (en) | 1987-12-08 |
GB8528009D0 (en) | 1985-12-18 |
GB2167072A (en) | 1986-05-21 |
IT1191635B (it) | 1988-03-23 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
TA | Fee payment date (situation as of event date), data collected since 19931001 |
Effective date: 19961031 |