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AU2003236737A1 - A process for manufacturing a ptfe filament, and a ptfe filament obtained by this process - Google Patents

A process for manufacturing a ptfe filament, and a ptfe filament obtained by this process

Info

Publication number
AU2003236737A1
AU2003236737A1 AU2003236737A AU2003236737A AU2003236737A1 AU 2003236737 A1 AU2003236737 A1 AU 2003236737A1 AU 2003236737 A AU2003236737 A AU 2003236737A AU 2003236737 A AU2003236737 A AU 2003236737A AU 2003236737 A1 AU2003236737 A1 AU 2003236737A1
Authority
AU
Australia
Prior art keywords
ptfe filament
manufacturing
ptfe
filament
filament obtained
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.)
Abandoned
Application number
AU2003236737A
Inventor
Jose Antonio Almeida Neto
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Manegro Administracao e Participacoes Ltda
Original Assignee
Manegro Administracao e Participacoes Ltda
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Manegro Administracao e Participacoes Ltda filed Critical Manegro Administracao e Participacoes Ltda
Publication of AU2003236737A1 publication Critical patent/AU2003236737A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
    • A61C15/00—Devices for cleaning between the teeth
    • A61C15/04—Dental floss; Floss holders
    • A61C15/041—Dental floss
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/022—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the choice of material
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/05—Filamentary, e.g. strands
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/16—Articles comprising two or more components, e.g. co-extruded layers
    • B29C48/17—Articles comprising two or more components, e.g. co-extruded layers the components having different colours
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/16—Articles comprising two or more components, e.g. co-extruded layers
    • B29C48/18—Articles comprising two or more components, e.g. co-extruded layers the components being layers
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/16—Articles comprising two or more components, e.g. co-extruded layers
    • B29C48/18—Articles comprising two or more components, e.g. co-extruded layers the components being layers
    • B29C48/22—Articles comprising two or more components, e.g. co-extruded layers the components being layers with means connecting the layers, e.g. tie layers or undercuts
    • 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

Landscapes

  • Mechanical Engineering (AREA)
  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Epidemiology (AREA)
  • Dentistry (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Artificial Filaments (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Yarns And Mechanical Finishing Of Yarns Or Ropes (AREA)
AU2003236737A 2003-06-24 2003-06-24 A process for manufacturing a ptfe filament, and a ptfe filament obtained by this process Abandoned AU2003236737A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/BR2003/000087 WO2004113050A1 (en) 2003-06-24 2003-06-24 A process for manufacturing a ptfe filament, and a ptfe filament obtained by this process

Publications (1)

Publication Number Publication Date
AU2003236737A1 true AU2003236737A1 (en) 2005-01-04

Family

ID=33520282

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2003236737A Abandoned AU2003236737A1 (en) 2003-06-24 2003-06-24 A process for manufacturing a ptfe filament, and a ptfe filament obtained by this process

Country Status (5)

Country Link
US (1) US20080272327A1 (en)
AU (1) AU2003236737A1 (en)
BR (1) BRPI0318374B8 (en)
DE (1) DE10394262B4 (en)
WO (1) WO2004113050A1 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
MX2010005190A (en) 2008-02-08 2010-06-03 Colgate Palmolive Co Dental floss.
EP2352792A4 (en) * 2008-11-17 2012-04-18 Univ Florida Inert wear resistant fluoropolymer-based solid lubricants, methods of making, and methods of use
US9422642B2 (en) * 2013-07-29 2016-08-23 Toray Fluorofibers (America), Inc. Wear polytetrafluoroethylene (PTFE) fiber and method of making same
JP6313450B2 (en) * 2013-08-29 2018-04-18 テレフレックス メディカル インコーポレイテッド High strength multi-component suture
AT517232B1 (en) * 2015-07-29 2016-12-15 Bachmair Josef Sealing strip made of PTFE
CA3140781A1 (en) * 2019-06-13 2020-12-17 Bryan HUTCHINSON Lightweight expanded polytetrafluoroethylene membranes having high intrinsic strength and optical transparency
KR102523986B1 (en) * 2021-02-15 2023-04-21 오스템임플란트 주식회사 Storage container of impression materials for dental

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE572320C (en) * 1931-04-02 1933-03-14 Anna Penner Geb Hildebrandt Door lock, the latch of which is held in the closed position by means of a spring arm by a spring acting simultaneously on the push-button nut and the tumbler
US3303252A (en) * 1963-03-19 1967-02-07 Philadelphia Insulated Wire Co Method of forming products extruded from plastic material
GB1149769A (en) * 1966-01-03 1969-04-23 Eugen Durrwachter Process and apparatus for the manufacture of multilayer blocks
US5033488A (en) * 1988-03-29 1991-07-23 Colgate-Palmolive Co. Dental floss
US5225131A (en) * 1989-12-07 1993-07-06 Daikin Industries, Ltd. Process for producing multilayer polytetrafluoroethylene porous membrane and semisintered polytetrafluoroethylene multilayer structure
US5220932A (en) * 1990-12-20 1993-06-22 Westone Products Limited Dental floss and method of making it
FR2691670B1 (en) * 1992-05-26 1994-08-26 Plastic Omnium Cie Polytetrafluoroethylene tape suitable for laser marking.
AT399507B (en) * 1993-07-30 1995-05-26 Chemiefaser Lenzing Ag BICOMPONENT MOLDED BODIES MADE OF POLYTETRAFLUORETHYLENE (PTFE) AND METHOD FOR THE PRODUCTION THEREOF
AT399882B (en) * 1993-11-03 1995-08-25 Chemiefaser Lenzing Ag MONOAXIAL STRETCHED MOLDED BODIES MADE OF POLYTETRAFLUORETHYLENE AND METHOD FOR THE PRODUCTION THEREOF
GB9419859D0 (en) * 1994-10-03 1994-11-16 Westone Prod Ltd Method and apparatus for forming elongate PTFE material and PTFE material particularly dental floss
US6220256B1 (en) * 1997-10-27 2001-04-24 Gore Enterprise Holdings, Inc. Dental floss holder and improved dental floss

Also Published As

Publication number Publication date
US20080272327A1 (en) 2008-11-06
BRPI0318374B8 (en) 2022-11-01
BR0318374A (en) 2006-07-25
BR0318374B1 (en) 2013-11-12
WO2004113050A1 (en) 2004-12-29
DE10394262B4 (en) 2014-07-10
DE10394262T5 (en) 2006-05-11

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Legal Events

Date Code Title Description
MK6 Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase