DE69529303D1 - Länglicher Gegenstand aus PTFE besonders für Zahnseide, und Verfahren und Vorrichtung zu seiner Herstellung - Google Patents

Länglicher Gegenstand aus PTFE besonders für Zahnseide, und Verfahren und Vorrichtung zu seiner Herstellung

Info

Publication number
DE69529303D1
DE69529303D1 DE69529303T DE69529303T DE69529303D1 DE 69529303 D1 DE69529303 D1 DE 69529303D1 DE 69529303 T DE69529303 T DE 69529303T DE 69529303 T DE69529303 T DE 69529303T DE 69529303 D1 DE69529303 D1 DE 69529303D1
Authority
DE
Germany
Prior art keywords
dental floss
ptfe
manufacture
elongated object
object made
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.)
Expired - Lifetime
Application number
DE69529303T
Other languages
English (en)
Inventor
Jacob Moses Blass
John Murray
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.)
Ranir Ltd
Original Assignee
Westone Products Ltd
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 Westone Products Ltd filed Critical Westone Products Ltd
Application granted granted Critical
Publication of DE69529303D1 publication Critical patent/DE69529303D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • B29C55/00—Shaping by stretching, e.g. drawing through a die; Apparatus therefor
    • B29C55/02—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets
    • B29C55/023—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets using multilayered plates or sheets
    • 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
    • B29C55/00—Shaping by stretching, e.g. drawing through a die; Apparatus therefor
    • B29C55/02—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets
    • B29C55/04—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets uniaxial, e.g. oblique
    • B29C55/06—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets uniaxial, e.g. oblique parallel with the direction of feed
    • 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
    • B29C35/00—Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
    • B29C35/02—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould
    • 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

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Epidemiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Dentistry (AREA)
  • Veterinary Medicine (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
  • Materials For Medical Uses (AREA)
  • Laminated Bodies (AREA)
  • Dental Preparations (AREA)
DE69529303T 1994-10-03 1995-10-02 Länglicher Gegenstand aus PTFE besonders für Zahnseide, und Verfahren und Vorrichtung zu seiner Herstellung Expired - Lifetime DE69529303D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9419859A GB9419859D0 (en) 1994-10-03 1994-10-03 Method and apparatus for forming elongate PTFE material and PTFE material particularly dental floss

Publications (1)

Publication Number Publication Date
DE69529303D1 true DE69529303D1 (de) 2003-02-06

Family

ID=10762233

Family Applications (2)

Application Number Title Priority Date Filing Date
DE69514378T Expired - Lifetime DE69514378T2 (de) 1994-10-03 1995-10-02 Länglicher gegenstand aus ptfe besonders für zahnseide, und verfahren und vorrichtung zu seiner herstellung
DE69529303T Expired - Lifetime DE69529303D1 (de) 1994-10-03 1995-10-02 Länglicher Gegenstand aus PTFE besonders für Zahnseide, und Verfahren und Vorrichtung zu seiner Herstellung

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE69514378T Expired - Lifetime DE69514378T2 (de) 1994-10-03 1995-10-02 Länglicher gegenstand aus ptfe besonders für zahnseide, und verfahren und vorrichtung zu seiner herstellung

Country Status (10)

Country Link
US (2) US5657779A (de)
EP (2) EP0784536B1 (de)
JP (2) JP3983801B2 (de)
AT (2) ATE230242T1 (de)
AU (1) AU688136B2 (de)
BR (1) BR9509184A (de)
DE (2) DE69514378T2 (de)
GB (1) GB9419859D0 (de)
WO (1) WO1996010478A1 (de)
ZA (1) ZA958315B (de)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5566691A (en) * 1995-06-07 1996-10-22 W. L. Gore & Associates, Inc. Flossing apparatus
GB9526551D0 (en) * 1995-12-27 1996-02-28 Westone Prod Ltd PTFE Dental articles
US5718251A (en) * 1996-04-26 1998-02-17 W. L. Gore & Associates, Inc. Dental floss article
US6293287B1 (en) * 1996-09-13 2001-09-25 Gillette Canada Inc. UV-cured resin-coated dental floss
AT408766B (de) * 1996-10-11 2002-03-25 Chemiefaser Lenzing Ag Fibrillationsarmer formkörper
US6220256B1 (en) 1997-10-27 2001-04-24 Gore Enterprise Holdings, Inc. Dental floss holder and improved dental floss
GB9726909D0 (en) 1997-12-19 1998-02-18 Westone Prod Ltd Coating of PTFE dental floss
US6340027B1 (en) * 1998-08-17 2002-01-22 Athena Nordic Ab Extensible polishing mono-filament dental floss
GB9919574D0 (en) 1999-08-18 1999-10-20 Westone Prod Ltd Dental floss devices
EP1212006B1 (de) 1999-08-31 2006-02-22 Gore Enterprise Holdings, Inc. Verbesserte zahnseide mit niedriger dichte
AU2004202083B2 (en) * 1999-08-31 2006-04-27 W. L. Gore & Associates, Inc. Improved dental floss having low density and method of making same
US6539951B2 (en) 1999-08-31 2003-04-01 Gore Enterprise Holdings, Inc. Dental floss having low density and method of making same
AU2004202082B2 (en) * 1999-08-31 2005-08-04 W. L. Gore & Associates, Inc. Improved dental floss
WO2004113050A1 (en) * 2003-06-24 2004-12-29 Manegro Administracão E Participacões Ltda. A process for manufacturing a ptfe filament, and a ptfe filament obtained by this process
US7281541B2 (en) * 2004-06-16 2007-10-16 Lorch Leonard G Dental floss
US20060047311A1 (en) * 2004-08-26 2006-03-02 Lutz David I Expanded PTFE articles and method of making same
ITBO20060486A1 (it) * 2006-06-23 2007-12-24 S I M A Societa Ind Meccaniche Affini Attrezzatura per un gruppo di stiro utilizzato in un forno da stiro di nastri in materiale plastico
US7854235B2 (en) * 2007-03-21 2010-12-21 Mcneil-Ppc, Inc. Dental tape and process for obtaining a dental tape
US8061371B2 (en) 2007-11-08 2011-11-22 Mcneil-Ppc, Inc. Multi-ribbed dental tape
US20090120455A1 (en) * 2007-11-08 2009-05-14 Ochs Harold D Multi-Ribbed Dental Tape
US8522796B2 (en) * 2007-11-08 2013-09-03 Mcneil-Ppc, Inc Coated multi-ribbed dental tape
US20090195951A1 (en) * 2008-02-05 2009-08-06 Bart Sorgeloos Method and Apparatus for Improved Electrostatic Discharge Protection
JP2011511667A (ja) * 2008-02-08 2011-04-14 コルゲート・パーモリブ・カンパニー デンタルフロス
US8381742B2 (en) 2011-01-24 2013-02-26 Leonard G. Lorch Dental floss
US9277976B2 (en) 2011-01-24 2016-03-08 Leonard G. Lorch Dental floss
US9277977B2 (en) 2011-01-24 2016-03-08 Leonard G. Lorch Dental floss
US10206765B2 (en) 2011-01-24 2019-02-19 Leonard G. Lorch Dental floss
KR20120104773A (ko) * 2011-03-14 2012-09-24 (주)덴솔코리아 치실

Family Cites Families (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1124109A (en) * 1964-12-02 1968-08-21 Grace W R & Co Method and apparatus for orientating elongated polyolefin bodies
AT290710B (de) * 1969-01-28 1971-06-11 Chemiefaser Lenzing Ag Verfahren und Vorrichtung zur kontinuierlichen Herstellung von Fasern
US3962153A (en) * 1970-05-21 1976-06-08 W. L. Gore & Associates, Inc. Very highly stretched polytetrafluoroethylene and process therefor
SE392582B (sv) * 1970-05-21 1977-04-04 Gore & Ass Forfarande vid framstellning av ett porost material, genom expandering och streckning av en tetrafluoretenpolymer framstelld i ett pastabildande strengsprutningsforfarande
FR2134133A3 (en) * 1971-04-21 1972-12-08 Aries Robert Organophosphorus pesticidal compsns - contg chloro-biphenyls or terphenyls as hydrophobic agents
CH549454A (de) * 1971-04-28 1974-05-31 Polygest Ag Verfahren zur herstellung eines blattes oder bandes aus polytetrafluoraethylen von geringer dichte.
AT340561B (de) * 1975-01-03 1977-12-27 Chemiefaser Lenzing Ag Verfahren zur herstellung von faden oder fasern aus kunststoffen
US4208745A (en) * 1976-01-21 1980-06-24 Sumitomo Electric Industries, Ltd. Vascular prostheses composed of polytetrafluoroethylene and process for their production
US4034763A (en) * 1976-06-10 1977-07-12 Frazier Calvin H Ligament forming suture
JPS603842B2 (ja) * 1976-09-03 1985-01-31 住友電気工業株式会社 非対称孔径薄膜材料とその製造方法
GB1541681A (en) * 1977-07-13 1979-03-07 Metal Box Co Ltd Drawn polymer articles
GB2025835B (en) * 1978-05-31 1982-10-27 Nitto Electric Ind Co Producing a porous polytetrafluorethylene article
CA1147109A (en) * 1978-11-30 1983-05-31 Hiroshi Mano Porous structure of polytetrafluoroethylene and process for production thereof
AT370674B (de) * 1981-09-24 1983-04-25 Chemiefaser Lenzing Ag Verfahren zur herstellung von monoaxial verstreckten folien aus polytetrafluoraethylen
GB2128133B (en) * 1982-10-01 1986-05-21 Johnson & Johnson Fibrillatable dental floss tape
US4776358A (en) * 1986-09-23 1988-10-11 Leonard Lorch Floss employing microporous tapes sandwiching paste dentifrice
US4817643A (en) * 1987-07-30 1989-04-04 Olson Mary Lou C Chinese finger cuff dental floss
US5209251A (en) * 1988-03-29 1993-05-11 Colgate-Palmolive Company Dental floss
US5033488A (en) * 1988-03-29 1991-07-23 Colgate-Palmolive Co. Dental floss
US6270890B1 (en) * 1988-03-29 2001-08-07 Colgate-Palmolive Company Dental floss
AT391473B (de) * 1989-04-06 1990-10-10 Chemiefaser Lenzing Ag Monoaxial verstreckter formkoerper aus polytetrafluoraethylen und verfahren zu seiner herstellung
JP2881939B2 (ja) * 1990-04-06 1999-04-12 住友電気工業株式会社 手術用縫合糸及びその製造方法
US5220932A (en) * 1990-12-20 1993-06-22 Westone Products Limited Dental floss and method of making it
US5392794A (en) * 1993-11-18 1995-02-28 Striebel; John S. Dental floss for brace wearers and the like

Also Published As

Publication number Publication date
JPH10506337A (ja) 1998-06-23
US5657779A (en) 1997-08-19
AU3573095A (en) 1996-04-26
ATE188417T1 (de) 2000-01-15
EP0784536B1 (de) 2000-01-05
AU688136B2 (en) 1998-03-05
EP0784536A1 (de) 1997-07-23
JP3983801B2 (ja) 2007-09-26
JP4049273B2 (ja) 2008-02-20
EP0862900A3 (de) 1999-12-29
BR9509184A (pt) 1997-12-30
DE69514378D1 (de) 2000-02-10
EP0862900A2 (de) 1998-09-09
EP0862900B1 (de) 2003-01-02
GB9419859D0 (en) 1994-11-16
ZA958315B (en) 1996-04-26
JP2006150102A (ja) 2006-06-15
ATE230242T1 (de) 2003-01-15
WO1996010478A1 (en) 1996-04-11
DE69514378T2 (de) 2000-07-06
US5806539A (en) 1998-09-15

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Legal Events

Date Code Title Description
8332 No legal effect for de