DK104080A - Fremgangsmaade til at saette polytetrafluoraetylen i stand til at blive formalet til lille partikelstoerrelse - Google Patents
Fremgangsmaade til at saette polytetrafluoraetylen i stand til at blive formalet til lille partikelstoerrelseInfo
- Publication number
- DK104080A DK104080A DK104080A DK104080A DK104080A DK 104080 A DK104080 A DK 104080A DK 104080 A DK104080 A DK 104080A DK 104080 A DK104080 A DK 104080A DK 104080 A DK104080 A DK 104080A
- Authority
- DK
- Denmark
- Prior art keywords
- polytetrafluoraethyle
- putting
- procedure
- particle size
- small particle
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J3/00—Processes of treating or compounding macromolecular substances
- C08J3/28—Treatment by wave energy or particle radiation
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J11/00—Recovery or working-up of waste materials
- C08J11/04—Recovery or working-up of waste materials of polymers
- C08J11/10—Recovery or working-up of waste materials of polymers by chemically breaking down the molecular chains of polymers or breaking of crosslinks, e.g. devulcanisation
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J3/00—Processes of treating or compounding macromolecular substances
- C08J3/12—Powdering or granulating
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2327/00—Characterised by the use of homopolymers or 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; Derivatives of such polymers
- C08J2327/02—Characterised by the use of homopolymers or 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; Derivatives of such polymers not modified by chemical after-treatment
- C08J2327/12—Characterised by the use of homopolymers or 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; Derivatives of such polymers not modified by chemical after-treatment containing fluorine atoms
- C08J2327/18—Homopolymers or copolymers of tetrafluoroethylene
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/62—Plastics recycling; Rubber recycling
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/31504—Composite [nonstructural laminate]
- Y10T428/3154—Of fluorinated addition polymer from unsaturated monomers
- Y10T428/31544—Addition polymer is perhalogenated
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
- Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/019,890 US4220511A (en) | 1979-03-12 | 1979-03-12 | Treatment of sintered poly-tetrafluoroethylene with irradiation and heat to produce a grindable material |
Publications (1)
Publication Number | Publication Date |
---|---|
DK104080A true DK104080A (da) | 1980-09-13 |
Family
ID=21795591
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK104080A DK104080A (da) | 1979-03-12 | 1980-03-11 | Fremgangsmaade til at saette polytetrafluoraetylen i stand til at blive formalet til lille partikelstoerrelse |
Country Status (8)
Country | Link |
---|---|
US (1) | US4220511A (da) |
EP (1) | EP0017349B1 (da) |
JP (1) | JPS55124612A (da) |
BR (1) | BR8001476A (da) |
CA (1) | CA1125699A (da) |
DE (1) | DE3071646D1 (da) |
DK (1) | DK104080A (da) |
ZA (1) | ZA801392B (da) |
Families Citing this family (32)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4451593A (en) * | 1981-03-31 | 1984-05-29 | Union Carbide Corporation | Process for finishing resin using reduced energy input |
US4777192A (en) * | 1982-05-03 | 1988-10-11 | Shamrock Chemicals Corporation | Apparatus and method for radiation processing of materials |
GB2119385B (en) * | 1982-05-03 | 1985-12-18 | Shamrock Chemicals Corp | Apparatus and method for radiation processing of materials |
US4748005A (en) * | 1982-05-03 | 1988-05-31 | Shamrock Chemicals Corporation | Apparatus and method for radiation processing of materials |
US4675380A (en) * | 1985-10-25 | 1987-06-23 | E. I. Du Pont De Nemours And Company | Melt-processible tetrafluoroethylene/perfluoroolefin copolymer granules and processes for preparing them |
JPH075743B2 (ja) * | 1986-12-22 | 1995-01-25 | ダイキン工業株式会社 | テトラフルオロエチレン系共重合体粉末およびその製造法 |
US4861408A (en) * | 1987-04-08 | 1989-08-29 | The United States Of America As Represented By The United States Department Of Energy | Modification of polymeric surface for improved adhesion via electron beam exposure |
US5296113A (en) * | 1990-02-26 | 1994-03-22 | Luniewski Robert S | Irradiation device for fluoropolymers |
GB9122800D0 (en) * | 1991-10-28 | 1991-12-11 | Gillette Co | Coating cutting edges with fluorocarbon polymers |
US6228428B1 (en) | 1991-10-28 | 2001-05-08 | The Gillette Company | Coating cutting edges with fluorocarbon polymers |
US5263256A (en) * | 1992-04-17 | 1993-11-23 | The Gillette Company | Method of treating razor blade cutting edges |
JP3317452B2 (ja) * | 1992-10-05 | 2002-08-26 | 株式会社レイテック | 改質ポリテトラフルオロエチレンとその製造方法 |
GB9311034D0 (en) * | 1993-05-28 | 1993-07-14 | Gillette Co | Method of coating cutting edges |
US5891573A (en) * | 1997-08-08 | 1999-04-06 | Shamrock Chemicals Corporation | Method of providing friable polytetrafluoroethylene products |
DE19748159A1 (de) * | 1997-10-31 | 1999-05-06 | Herberts & Co Gmbh | Verfahren zur Aufbereitung von Pulverlackabfällen und die erhaltenen Pulverlacke |
US5968997A (en) * | 1998-12-09 | 1999-10-19 | Shamrock Technologies, Inc. | Continuous process for irradiating of polytetrafluorineethylene (PTFE) |
US6486481B1 (en) | 1999-11-12 | 2002-11-26 | Ausimont Usa, Inc. | Vibratory table apparatus and associated equipment and methods for radiation treatment of polymeric materials |
US6340718B1 (en) | 2000-07-24 | 2002-01-22 | Steris Inc | Method of radiation treatment for fluoropolymer materials |
JP2002256080A (ja) * | 2001-02-28 | 2002-09-11 | Japan Atom Energy Res Inst | 放射線改質四フッ化エチレン樹脂原料及びその製造方法 |
JP2005520928A (ja) * | 2002-03-14 | 2005-07-14 | シャムロック テクノロジーズ インコーポレーテッド | サブミクロンのポリテトラフルオロエチレン粉体の製造法とそれらの製品 |
US7067616B2 (en) * | 2003-06-26 | 2006-06-27 | Advanced Technology Materials, Inc. | Polytetrafluoroethylene treatment |
DE10351813B4 (de) * | 2003-10-30 | 2006-04-13 | Leibniz-Institut Für Polymerforschung Dresden E.V. | Radikalisch gekoppelte PTFE-Polymer-Pulver und Verfahren zu ihrer Herstellung |
DE10351812B4 (de) * | 2003-10-30 | 2006-04-20 | Leibniz-Institut Für Polymerforschung Dresden E.V. | Modifizierte Perfluor-Kunststoffe und Verfahren zu ihrer Herstellung |
DE10351814A1 (de) * | 2003-10-30 | 2005-06-16 | Institut Für Polymerforschung Dresden E.V. | Radikalisch gekoppelte PTFE-Polymer-Compounds und Verfahren zu ihrer Herstellung |
GB0524196D0 (en) * | 2005-11-28 | 2006-01-04 | Cleansorb Ltd | Comminutable polyesters |
DE102014222283A1 (de) * | 2014-10-31 | 2016-05-04 | Aktiebolaget Skf | Kunststoffaufweisender selbstschmierender Lagerkäfig |
EP3469020B1 (en) | 2016-06-10 | 2020-06-03 | E-Beam Services, Inc. | Thermal treatment of irradiated material solids using a heat transfer liquid |
WO2018026012A1 (ja) | 2016-08-04 | 2018-02-08 | ダイキン工業株式会社 | 低分子量ポリテトラフルオロエチレンの製造方法、低分子量ポリテトラフルオロエチレン及び粉末 |
US10648496B2 (en) | 2017-06-28 | 2020-05-12 | Blanking Systems, Inc. | Mount |
EP3750945A4 (en) * | 2018-02-07 | 2021-08-18 | Daikin Industries, Ltd. | METHOD FOR PREPARING A COMPOSITION WITH LOW MOLECULAR WEIGHT POLYTETRAFLUORETHYLENE |
CN111683997B (zh) * | 2018-02-07 | 2023-08-25 | 大金工业株式会社 | 含有低分子量聚四氟乙烯的组合物的制造方法 |
GB2603416A (en) * | 2019-09-19 | 2022-08-03 | Gujarat Fluorochemicals Ltd | An extrusion process for preparing a low molecular weight polytetrafluoroethylene micropowder |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4036718A (en) * | 1970-02-03 | 1977-07-19 | Imperial Chemical Industries Limited | Process for preparing a friable tetrafluoroethylene polymer powder from unsintered coagulated dispersion grade tetrafluoroethylene polymer |
US4029870A (en) * | 1970-02-03 | 1977-06-14 | Imperial Chemical Industries Limited | Tetrafluoroethylene polymers |
US4052278A (en) * | 1970-02-03 | 1977-10-04 | Imperial Chemical Industries Limited | Finely divided, irradiated tetrafluorethylene polymers |
BE785797A (fr) * | 1971-07-02 | 1973-01-03 | Ici Ltd | Compositions de polymeres du tetrafluoroethylene |
US3766031A (en) * | 1972-04-10 | 1973-10-16 | Garlock Inc | Process for non-destructive radiation degradation of polytetrafluoroethylene |
JPS5225858B2 (da) * | 1972-06-22 | 1977-07-11 |
-
1979
- 1979-03-12 US US06/019,890 patent/US4220511A/en not_active Expired - Lifetime
-
1980
- 1980-03-03 CA CA346,865A patent/CA1125699A/en not_active Expired
- 1980-03-06 DE DE8080300689T patent/DE3071646D1/de not_active Expired
- 1980-03-06 EP EP19800300689 patent/EP0017349B1/en not_active Expired
- 1980-03-10 ZA ZA00801392A patent/ZA801392B/xx unknown
- 1980-03-11 DK DK104080A patent/DK104080A/da not_active Application Discontinuation
- 1980-03-12 BR BR8001476A patent/BR8001476A/pt unknown
- 1980-03-12 JP JP3150680A patent/JPS55124612A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
ZA801392B (en) | 1981-03-25 |
JPS55124612A (en) | 1980-09-25 |
EP0017349B1 (en) | 1986-06-18 |
DE3071646D1 (en) | 1986-07-24 |
BR8001476A (pt) | 1980-11-11 |
EP0017349A1 (en) | 1980-10-15 |
CA1125699A (en) | 1982-06-15 |
US4220511A (en) | 1980-09-02 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
DK104080A (da) | Fremgangsmaade til at saette polytetrafluoraetylen i stand til at blive formalet til lille partikelstoerrelse | |
DK125380A (da) | Cykelstativ | |
BE881086A (fr) | Alliages | |
BE876653A (fr) | Broyeur perfectionne | |
IT1091925B (it) | Perfezionamente ai dispositivi separabili di connessione elettrica | |
SE7603245L (sv) | Forfarande for framstellning av endstopp vid blixtlas | |
SE7513495L (sv) | In vitro-forfarande | |
SE434263B (sv) | Forfarande for framstellning av kloretylnitrosokarbamider med antitumorverkan | |
NO147717C (no) | Depotsteroidestere for anvendelse i antikonsepsjonsmidler | |
FR2335140A1 (fr) | Perfectionnements apportes aux charrues | |
DK440680A (da) | Termografisk skaerm til at detektere misdannelser i brystet | |
IT1148219B (it) | Dispositivo perfeziono per formare la cimosa | |
SE7904741L (sv) | Forfarande for kombinering av kottstycken | |
FR2298804A1 (fr) | Equipement pour calculer la | |
IT1085866B (it) | Procedimento per preparare solfon-acetali | |
SE7801083L (sv) | Stativ | |
SE412469B (sv) | Anordning for berekning av amplitudverden | |
PT69665A (pt) | Penicilanic acid derivative and process for preparing the same | |
TR19827A (tr) | Hasaratla muecadele maddesi | |
IT1126823B (it) | Composti monoazoici impiegabili come coloranti e loro preparazione | |
PT65706B (fr) | Concentrateur spatial | |
FI793412A (fi) | Anordning vid bastuaggregat | |
AT371322B (de) | Zeichenstaender | |
FI793434A (fi) | Anordning vid locket foer en skidsmoerjeburk med upprivbar mantel | |
ATA530576A (de) | Waschetrockenstander |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ATS | Application withdrawn |