IT995167B - Micropolvere sinterizzata di polimeri tetrafluoroetilenic - Google Patents
Micropolvere sinterizzata di polimeri tetrafluoroetilenicInfo
- Publication number
- IT995167B IT995167B IT27685/73A IT2768573A IT995167B IT 995167 B IT995167 B IT 995167B IT 27685/73 A IT27685/73 A IT 27685/73A IT 2768573 A IT2768573 A IT 2768573A IT 995167 B IT995167 B IT 995167B
- Authority
- IT
- Italy
- Prior art keywords
- dust
- tetrafluoroethylene polymers
- sintered micro
- sintered
- micro
- 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
- C08J3/12—Powdering or granulating
- C08J3/122—Pulverisation by spraying
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Lubricants (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP47079104A JPS5032098B2 (it) | 1972-08-09 | 1972-08-09 |
Publications (1)
Publication Number | Publication Date |
---|---|
IT995167B true IT995167B (it) | 1975-11-10 |
Family
ID=13680567
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT27685/73A IT995167B (it) | 1972-08-09 | 1973-08-08 | Micropolvere sinterizzata di polimeri tetrafluoroetilenic |
Country Status (8)
Country | Link |
---|---|
US (1) | US3911072A (it) |
JP (1) | JPS5032098B2 (it) |
CA (1) | CA1028111A (it) |
DE (1) | DE2340412C2 (it) |
FR (1) | FR2195520B1 (it) |
GB (1) | GB1434108A (it) |
IT (1) | IT995167B (it) |
NL (1) | NL180433C (it) |
Families Citing this family (30)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA1050717A (en) * | 1974-01-22 | 1979-03-20 | Takumi Saito | Process for preparing sintered tetrafluorethylene polymer resins |
US4129618A (en) * | 1974-05-16 | 1978-12-12 | Imperial Chemical Industries Limited | Tetrafluoroethylene polymers |
GB1460535A (en) * | 1974-05-16 | 1977-01-06 | Ici Ltd | Tetrafluoroethylene polymers |
JPS51116849A (en) * | 1975-04-07 | 1976-10-14 | Du Pont Mitsui Fluorochem Co Ltd | Powdered copolymers from ethylene and fluorine containing olefin |
US4182582A (en) * | 1976-01-27 | 1980-01-08 | A. T. Ramot Plastics Ltd. | Porous tubes and hollow profile structures and method of making same |
DE2744244C3 (de) * | 1977-10-01 | 1981-01-08 | Hoechst Ag, 6000 Frankfurt | Thermisch vorbehandeltes, aus der Schmelze nicht verarbeitbares, mit einem perfluorierten Monomeren modifiziertes Tetrafluoräthylen-Polymerisatpulver und Verfahren zur Herstellung von Pulvern von aus der Schmelze nicht verarbeitbaren Tetrafluoräthylen-Polymerisaten mit hohem Schüttgewicht und guter Rieselfähigkeit |
DE3110193A1 (de) * | 1980-06-06 | 1982-09-30 | Hoechst Ag, 6000 Frankfurt | "verbessertes verfahren zur herstellung von modifiziertem tetrafluorethylen-polymerisatpulver mit hohem schuettgewicht und guter rieselfaehigkeit" |
US4407988A (en) * | 1980-08-27 | 1983-10-04 | Millipore Corporation | Method for preparing a wear-resistant composition containing fluorinated graphite, graphite fibers and PTFE |
US4333977A (en) * | 1980-08-27 | 1982-06-08 | Waters Associates, Inc. | Wear-resistant article |
US4342679A (en) * | 1980-08-27 | 1982-08-03 | Millipore Corporation | Wear-resistant sintered composition having an empirical formula CF1.3 comprising graphite fibers, fluonnated graphite, and PTFE |
DE3135598A1 (de) * | 1981-09-09 | 1983-03-17 | Hoechst Ag, 6000 Frankfurt | "kontinuierliches verfahren zur agglomerierung von ptee-pulvern im fluessigen medium und damit gewonnenes modifiziertes ptee-pulver" |
US4522995A (en) * | 1983-05-02 | 1985-06-11 | E. I. Du Pont De Nemours And Company | Fluorinated alkyl ether-containing ethylenes, precursors thereto, and copolymers thereof with tetrafluoroethylene |
US4576869A (en) * | 1984-06-18 | 1986-03-18 | E. I. Du Pont De Nemours And Company | Tetrafluoroethylene fine powder and preparation thereof |
JPS6090339A (ja) * | 1984-07-04 | 1985-05-21 | Hitachi Ltd | 光照射装置 |
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 |
US4742122A (en) * | 1985-10-25 | 1988-05-03 | E. I. Du Pont De Nemours And Company | Melt-processible tetrafluoroethylene/perfluoroolefin copolymers and processes for preparing them |
US5985983A (en) * | 1991-09-23 | 1999-11-16 | Sumitomo Electric Industries, Ltd. | Fluororesin coating composition |
US5729331A (en) | 1993-06-30 | 1998-03-17 | Nikon Corporation | Exposure apparatus, optical projection apparatus and a method for adjusting the optical projection apparatus |
US6157497A (en) * | 1993-06-30 | 2000-12-05 | Nikon Corporation | Exposure apparatus |
DE19547907A1 (de) * | 1995-12-21 | 1997-06-26 | Dyneon Gmbh | Nichtrieselfähige Formpulver aus modifizierten Polytetrafluorethylenen |
JP4655435B2 (ja) * | 2001-08-31 | 2011-03-23 | 東ソー株式会社 | ポリフェニレンスルフィド樹脂組成物 |
TWI240850B (en) | 2001-12-26 | 2005-10-01 | Pentax Corp | Projection aligner |
TWI232348B (en) | 2001-12-26 | 2005-05-11 | Pentax Corp | Projection aligner |
TWI232347B (en) | 2001-12-26 | 2005-05-11 | Pentax Corp | Projection aligner |
TWI228636B (en) | 2002-01-11 | 2005-03-01 | Pentax Corp | Projection aligner |
US7314898B2 (en) * | 2004-12-29 | 2008-01-01 | 3M Innovative Properties Company | Microsphere-filled polytetrafluoroethylene compositions |
US8628843B2 (en) * | 2008-10-24 | 2014-01-14 | Porex Corporation | Composite PTFE materials and applications thereof |
WO2018211626A1 (ja) * | 2017-05-17 | 2018-11-22 | 株式会社アドマテックス | 複合粒子材料及びその製造方法 |
JP7159653B2 (ja) * | 2018-07-06 | 2022-10-25 | 日立金属株式会社 | フッ素樹脂粉体の製造方法 |
EP3640281A1 (en) * | 2018-10-19 | 2020-04-22 | 3M Innovative Properties Company | Sprayable powder of fluoropolymer particles |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2202481A (en) * | 1937-11-20 | 1940-05-28 | Carbide & Carbon Chem Corp | Recovery of plastic materials |
BE560454A (it) * | 1957-03-29 | |||
US3087921A (en) * | 1958-09-02 | 1963-04-30 | Du Pont | Polytetrafluoroethylene molding powder |
US3142665A (en) * | 1960-07-26 | 1964-07-28 | Du Pont | Novel tetrafluoroethylene resins and their preparation |
US3640984A (en) * | 1963-11-04 | 1972-02-08 | Allied Chem | Polytetrafluoroethylene |
FR1452412A (fr) * | 1964-10-30 | 1966-02-25 | Du Pont | Résine de perfluoro-hydrocarbure extrudable à propriétés améliorées |
US3527857A (en) * | 1965-10-26 | 1970-09-08 | Hoechst Ag | Process for preparing polytetrafluoroethylene-containing powder |
DE1679830C3 (de) * | 1965-12-30 | 1974-01-10 | Farbwerke Hoechst Ag, Vormals Meister Lucius & Bruening, 6000 Frankfurt | Verfahren zur Herstellung eines Granulats aus pulvrigem Polytetrafluoräthylen |
US3528955A (en) * | 1967-05-16 | 1970-09-15 | Liquid Nitrogen Processing | Polytetrafluoroethylene molding powder and process of preparing the same |
US3655611A (en) * | 1968-08-09 | 1972-04-11 | Allied Chem | Cold flow resistant homogeneous polymers of tetrafluoroethylene and hexafluoropropene and process for preparing them |
-
1972
- 1972-08-09 JP JP47079104A patent/JPS5032098B2/ja not_active Expired
-
1973
- 1973-08-01 US US384504A patent/US3911072A/en not_active Expired - Lifetime
- 1973-08-03 CA CA178,065A patent/CA1028111A/en not_active Expired
- 1973-08-08 FR FR7329045A patent/FR2195520B1/fr not_active Expired
- 1973-08-08 GB GB3763973A patent/GB1434108A/en not_active Expired
- 1973-08-08 IT IT27685/73A patent/IT995167B/it active
- 1973-08-09 NL NLAANVRAGE7311036,A patent/NL180433C/xx not_active IP Right Cessation
- 1973-08-09 DE DE2340412A patent/DE2340412C2/de not_active Expired
Also Published As
Publication number | Publication date |
---|---|
NL7311036A (it) | 1974-02-12 |
JPS4935453A (it) | 1974-04-02 |
GB1434108A (en) | 1976-05-05 |
US3911072A (en) | 1975-10-07 |
DE2340412A1 (de) | 1974-02-28 |
CA1028111A (en) | 1978-03-21 |
NL180433C (nl) | 1987-02-16 |
FR2195520A1 (it) | 1974-03-08 |
NL180433B (nl) | 1986-09-16 |
FR2195520B1 (it) | 1977-02-25 |
JPS5032098B2 (it) | 1975-10-17 |
DE2340412C2 (de) | 1981-09-17 |
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