NO965499L - Ikke-risledyktig formpulver av modifiserte polytetrafluoretylener - Google Patents
Ikke-risledyktig formpulver av modifiserte polytetrafluoretylenerInfo
- Publication number
- NO965499L NO965499L NO965499A NO965499A NO965499L NO 965499 L NO965499 L NO 965499L NO 965499 A NO965499 A NO 965499A NO 965499 A NO965499 A NO 965499A NO 965499 L NO965499 L NO 965499L
- Authority
- NO
- Norway
- Prior art keywords
- mold powder
- resistant mold
- rice resistant
- powder
- reagglomeration
- Prior art date
Links
- 239000000843 powder Substances 0.000 title abstract 3
- 229920001343 polytetrafluoroethylene Polymers 0.000 title 1
- -1 polytetrafluoroethylenes Polymers 0.000 title 1
- 238000003801 milling Methods 0.000 abstract 2
- BFKJFAAPBSQJPD-UHFFFAOYSA-N tetrafluoroethene Chemical group FC(F)=C(F)F BFKJFAAPBSQJPD-UHFFFAOYSA-N 0.000 abstract 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 abstract 1
- 125000000217 alkyl group Chemical group 0.000 abstract 1
- 229910052799 carbon Inorganic materials 0.000 abstract 1
- 238000010410 dusting Methods 0.000 abstract 1
- 125000001033 ether group Chemical group 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- 238000000465 moulding Methods 0.000 abstract 1
- 229920000642 polymer Polymers 0.000 abstract 1
- 239000011164 primary particle Substances 0.000 abstract 1
- 239000000725 suspension Substances 0.000 abstract 1
- 229920002554 vinyl polymer Polymers 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 1
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
-
- 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
- C08J3/16—Powdering or granulating by coagulating dispersions
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L27/00—Compositions 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; Compositions of derivatives of such polymers
- C08L27/02—Compositions 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; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L27/12—Compositions 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; Compositions of derivatives of such polymers not modified by chemical after-treatment containing fluorine atoms
- C08L27/18—Homopolymers or copolymers or tetrafluoroethene
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2027/00—Use of polyvinylhalogenides or derivatives thereof as moulding material
- B29K2027/12—Use of polyvinylhalogenides or derivatives thereof as moulding material containing fluorine
- B29K2027/18—PTFE, i.e. polytetrafluorethene, e.g. ePTFE, i.e. expanded polytetrafluorethene
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
- B29K2105/25—Solid
- B29K2105/251—Particles, powder or granules
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
- Y10T428/2982—Particulate matter [e.g., sphere, flake, etc.]
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Dispersion Chemistry (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Manufacture Of Macromolecular Shaped Articles (AREA)
- Polymerisation Methods In General (AREA)
- Materials For Medical Uses (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19547907A DE19547907A1 (de) | 1995-12-21 | 1995-12-21 | Nichtrieselfähige Formpulver aus modifizierten Polytetrafluorethylenen |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| NO965499D0 NO965499D0 (no) | 1996-12-20 |
| NO965499L true NO965499L (no) | 1997-06-23 |
Family
ID=7780863
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO965499A NO965499L (no) | 1995-12-21 | 1996-12-20 | Ikke-risledyktig formpulver av modifiserte polytetrafluoretylener |
Country Status (11)
| Country | Link |
|---|---|
| US (2) | US6489419B1 (enExample) |
| EP (1) | EP0784069B1 (enExample) |
| JP (1) | JPH09202815A (enExample) |
| CN (1) | CN1074775C (enExample) |
| AT (1) | ATE247145T1 (enExample) |
| AU (1) | AU7547596A (enExample) |
| CA (1) | CA2193607C (enExample) |
| DE (2) | DE19547907A1 (enExample) |
| NO (1) | NO965499L (enExample) |
| RU (1) | RU2179562C2 (enExample) |
| TR (1) | TR199601033A2 (enExample) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3666210B2 (ja) * | 1997-07-24 | 2005-06-29 | 旭硝子株式会社 | ポリテトラフルオロエチレン造粒粉末の製造法 |
| US6911489B2 (en) * | 2002-06-10 | 2005-06-28 | Asahi Glass Fluoropolymers Usa, Inc. | Methods for preparing agglomerated pellets of polytetrafluoroethylene and molded articles and the agglomerated pellets of polytetrafluoroethylene and molded articles prepared thereby |
| US20040040473A1 (en) * | 2002-09-03 | 2004-03-04 | Jose Walter | Compositions for use in making models |
| KR101231504B1 (ko) * | 2005-03-07 | 2013-02-07 | 아사히 가라스 가부시키가이샤 | 충전재가 들어간 폴리테트라플루오로에틸렌 조립물의 제조방법 |
| US8637144B2 (en) * | 2007-10-04 | 2014-01-28 | W. L. Gore & Associates, Inc. | Expandable TFE copolymers, method of making, and porous, expended articles thereof |
| CN104968687A (zh) * | 2013-02-05 | 2015-10-07 | 旭硝子株式会社 | 聚四氟乙烯模塑粉的制造方法及聚四氟乙烯造粒物的制造方法 |
| CN105061660B (zh) * | 2015-08-05 | 2018-08-24 | 上海三爱富新材料科技有限公司 | 可熔性聚四氟乙烯的制造方法 |
Family Cites Families (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3366615A (en) | 1964-09-16 | 1968-01-30 | Allied Chem | Method for agglomerating granular polytetrafluoroethylene |
| GB1116210A (en) * | 1966-05-25 | 1968-06-06 | Du Pont | Granular tetrafluoroethylene copolymer molding powders |
| US3690569A (en) * | 1970-09-24 | 1972-09-12 | Du Pont | Granular polytetrafluoroethylene of good moldability and apparent bulk density |
| JPS5032098B2 (enExample) * | 1972-08-09 | 1975-10-17 | ||
| US3855191A (en) * | 1973-04-04 | 1974-12-17 | Du Pont | Polytetrafluoroethylene molding powders of tetrafluoroethylene and perfluoro (alkyl vinyl ether) copolymer |
| US4143110A (en) * | 1977-07-08 | 1979-03-06 | Asahi Glass Company Ltd. | Method of agglomerating polytetrafluoroethylene powder |
| 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 |
| US4241137A (en) * | 1977-11-22 | 1980-12-23 | Daikin Kogyo Co., Ltd. | Process for preparing polytetrafluoroethylene granular powder |
| 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" |
| JPS6021694B2 (ja) * | 1980-07-08 | 1985-05-29 | ダイキン工業株式会社 | フイラ−入りポリテトラフルオロエチレン成形粉末の製造方法 |
| 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" |
| US4714756A (en) * | 1985-10-23 | 1987-12-22 | E. I. Du Pont De Nemours And Company | Process for preparing melt processible tetrafluoroethylene copolymer granules |
| US4948844A (en) * | 1988-04-16 | 1990-08-14 | Tokuyama Soda Kabushiki Kaisha | Process for preparation of perfluorinated copolymer |
| DK161743C (da) * | 1989-07-03 | 1992-02-17 | Niro Atomizer As | Fremgangsmaade og apparat til agglomerering af et pulverformigt materiale |
| JPH03259926A (ja) * | 1990-03-08 | 1991-11-20 | Daikin Ind Ltd | ポリテトラフルオロエチレン粒状粉末の製法 |
| US5182119A (en) * | 1991-04-18 | 1993-01-26 | Ici Americas, Inc. | Apparatus for production of free flowing polytetrafluoroethylene (PTFE) molding pellets |
| DE4308368C2 (de) * | 1993-03-16 | 1997-05-22 | Gore & Ass | Poröses Polytetrafluorethylen (PTFE) sowie ein Verfahren zu seiner Herstellung |
| DE4335705A1 (de) * | 1993-10-20 | 1995-04-27 | Hoechst Ag | Herstellung eines modifizierten Polytetrafluorethylens und seine Verwendung |
-
1995
- 1995-12-21 DE DE19547907A patent/DE19547907A1/de not_active Withdrawn
-
1996
- 1996-12-13 AT AT96120039T patent/ATE247145T1/de not_active IP Right Cessation
- 1996-12-13 DE DE59610657T patent/DE59610657D1/de not_active Expired - Fee Related
- 1996-12-13 EP EP96120039A patent/EP0784069B1/de not_active Expired - Lifetime
- 1996-12-19 TR TR96/01033A patent/TR199601033A2/xx unknown
- 1996-12-19 AU AU75475/96A patent/AU7547596A/en not_active Abandoned
- 1996-12-20 JP JP8341819A patent/JPH09202815A/ja active Pending
- 1996-12-20 US US08/771,785 patent/US6489419B1/en not_active Expired - Fee Related
- 1996-12-20 CA CA002193607A patent/CA2193607C/en not_active Expired - Fee Related
- 1996-12-20 RU RU96124077/04A patent/RU2179562C2/ru not_active IP Right Cessation
- 1996-12-20 NO NO965499A patent/NO965499L/no unknown
- 1996-12-20 CN CN96121585A patent/CN1074775C/zh not_active Expired - Fee Related
-
1998
- 1998-04-02 US US09/054,086 patent/US6099774A/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN1163281A (zh) | 1997-10-29 |
| CA2193607C (en) | 2005-05-03 |
| ATE247145T1 (de) | 2003-08-15 |
| AU7547596A (en) | 1997-06-26 |
| TR199601033A2 (tr) | 1997-07-21 |
| DE59610657D1 (de) | 2003-09-18 |
| EP0784069A2 (de) | 1997-07-16 |
| DE19547907A1 (de) | 1997-06-26 |
| JPH09202815A (ja) | 1997-08-05 |
| CN1074775C (zh) | 2001-11-14 |
| EP0784069B1 (de) | 2003-08-13 |
| CA2193607A1 (en) | 1997-06-22 |
| NO965499D0 (no) | 1996-12-20 |
| US6099774A (en) | 2000-08-08 |
| EP0784069A3 (de) | 1998-01-07 |
| RU2179562C2 (ru) | 2002-02-20 |
| US6489419B1 (en) | 2002-12-03 |
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