FR2977523B1 - Procede de fabrication de pieces en polytetrafluoroethylene - Google Patents

Procede de fabrication de pieces en polytetrafluoroethylene

Info

Publication number
FR2977523B1
FR2977523B1 FR1156003A FR1156003A FR2977523B1 FR 2977523 B1 FR2977523 B1 FR 2977523B1 FR 1156003 A FR1156003 A FR 1156003A FR 1156003 A FR1156003 A FR 1156003A FR 2977523 B1 FR2977523 B1 FR 2977523B1
Authority
FR
France
Prior art keywords
green part
ptfe
parts
manufacturing polytetrafluoroethylene
manufacturing
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.)
Active
Application number
FR1156003A
Other languages
English (en)
Other versions
FR2977523A1 (fr
Inventor
Aurore Guise
Regis Schiavo
Stephane Trefalt
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.)
Mersen France PY SAS
Original Assignee
Mersen France PY SAS
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 Mersen France PY SAS filed Critical Mersen France PY SAS
Priority to FR1156003A priority Critical patent/FR2977523B1/fr
Priority to EP12743496.7A priority patent/EP2729292A1/fr
Priority to PCT/FR2012/051542 priority patent/WO2013004966A1/fr
Publication of FR2977523A1 publication Critical patent/FR2977523A1/fr
Application granted granted Critical
Publication of FR2977523B1 publication Critical patent/FR2977523B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B7/00—Mixing; Kneading
    • B29B7/30—Mixing; Kneading continuous, with mechanical mixing or kneading devices
    • 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
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/92—Measuring, controlling or regulating
    • 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
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/94—Lubricating
    • B29C48/95—Lubricating by adding lubricant to the moulding 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
    • B29C67/00—Shaping techniques not covered by groups B29C39/00 - B29C65/00, B29C70/00 or B29C73/00
    • B29C67/02—Moulding by agglomerating
    • B29C67/04—Sintering
    • 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
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92504—Controlled parameter
    • B29C2948/92704—Temperature
    • 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
    • B29C43/003—Compression moulding, i.e. applying external pressure to flow the moulding material; 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
    • B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
    • 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)
  • Rigid Pipes And Flexible Pipes (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
FR1156003A 2011-07-04 2011-07-04 Procede de fabrication de pieces en polytetrafluoroethylene Active FR2977523B1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FR1156003A FR2977523B1 (fr) 2011-07-04 2011-07-04 Procede de fabrication de pieces en polytetrafluoroethylene
EP12743496.7A EP2729292A1 (fr) 2011-07-04 2012-07-03 Procede de fabrication de pieces en polytetrafluoroethylene
PCT/FR2012/051542 WO2013004966A1 (fr) 2011-07-04 2012-07-03 Procede de fabrication de pieces en polytetrafluoroethylene

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1156003A FR2977523B1 (fr) 2011-07-04 2011-07-04 Procede de fabrication de pieces en polytetrafluoroethylene

Publications (2)

Publication Number Publication Date
FR2977523A1 FR2977523A1 (fr) 2013-01-11
FR2977523B1 true FR2977523B1 (fr) 2013-08-16

Family

ID=46614528

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1156003A Active FR2977523B1 (fr) 2011-07-04 2011-07-04 Procede de fabrication de pieces en polytetrafluoroethylene

Country Status (3)

Country Link
EP (1) EP2729292A1 (fr)
FR (1) FR2977523B1 (fr)
WO (1) WO2013004966A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6244490B1 (ja) * 2016-03-20 2017-12-06 株式会社潤工社 ポリテトラフルオロエチレンチューブ

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2440190A (en) * 1944-03-01 1948-04-20 Du Pont Preparation of nonporous polytetrafluoroethylene articles
NL270228A (fr) * 1954-06-28
US2752637A (en) 1954-07-01 1956-07-03 Resistoflex Corp Extrusion of polytetrafluoroethylene
FR1204703A (fr) * 1957-07-26 1960-01-27 Continental Diamond Fibre Corp Procédé et appareil de fabrication de bande en matière plastique non frittée, cohérente
JPS5380466A (en) 1976-12-25 1978-07-15 Daikin Ind Ltd Method of production of extruded form of tetrafluoroethylene resin paste
EP1001873B1 (fr) 1997-08-07 2003-01-29 E.I. Du Pont De Nemours And Company Procede et article d'extrusion en pate, et tetes d'extrusion pour ce procede
US7597775B2 (en) 2001-10-30 2009-10-06 Boston Scientific Scimed, Inc. Green fluoropolymer tube and endovascular prosthesis formed using same
US20050139377A1 (en) * 2003-12-31 2005-06-30 Levy Daniel N. Paste extruded insulator with air channels
US20090234329A1 (en) * 2005-10-17 2009-09-17 Kaneka Corporation Medical Catheter Tubes and Process for Production Thereof

Also Published As

Publication number Publication date
FR2977523A1 (fr) 2013-01-11
WO2013004966A1 (fr) 2013-01-10
EP2729292A1 (fr) 2014-05-14

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