FR1501395A - Poudre à mouler de polytétrafluoroéthylène ne grisaillant pas et ne jaunissant pas - Google Patents

Poudre à mouler de polytétrafluoroéthylène ne grisaillant pas et ne jaunissant pas

Info

Publication number
FR1501395A
FR1501395A FR84371A FR84371A FR1501395A FR 1501395 A FR1501395 A FR 1501395A FR 84371 A FR84371 A FR 84371A FR 84371 A FR84371 A FR 84371A FR 1501395 A FR1501395 A FR 1501395A
Authority
FR
France
Prior art keywords
greying
yellowing
molding powder
polytetrafluoroethylene molding
polytetrafluoroethylene
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
Application number
FR84371A
Other languages
English (en)
French (fr)
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.)
EIDP Inc
Original Assignee
EI Du Pont de Nemours and Co
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 EI Du Pont de Nemours and Co filed Critical EI Du Pont de Nemours and Co
Application granted granted Critical
Publication of FR1501395A publication Critical patent/FR1501395A/fr
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/16—Halogen-containing compounds
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/28—Nitrogen-containing compounds
    • 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
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S526/00—Synthetic resins or natural rubbers -- part of the class 520 series
    • Y10S526/909—Polymerization characterized by particle size of product

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
  • Polymerisation Methods In General (AREA)
FR84371A 1965-11-22 1966-11-21 Poudre à mouler de polytétrafluoroéthylène ne grisaillant pas et ne jaunissant pas Expired FR1501395A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US509191A US3419522A (en) 1965-11-22 1965-11-22 Nongraying, nonyellowing polytetrafluoroethylene molding powder

Publications (1)

Publication Number Publication Date
FR1501395A true FR1501395A (fr) 1967-11-10

Family

ID=24025667

Family Applications (1)

Application Number Title Priority Date Filing Date
FR84371A Expired FR1501395A (fr) 1965-11-22 1966-11-21 Poudre à mouler de polytétrafluoroéthylène ne grisaillant pas et ne jaunissant pas

Country Status (5)

Country Link
US (1) US3419522A (OSRAM)
DE (1) DE1694758C3 (OSRAM)
FR (1) FR1501395A (OSRAM)
GB (1) GB1118839A (OSRAM)
NL (1) NL6616371A (OSRAM)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0040136A1 (fr) * 1980-05-14 1981-11-18 Elf Atochem S.A. Procédé de séparation du polymère d'une dispersion aqueuse de polytétrafluoréthylène préparée en présence d'un sel de lithium d'un acide perfluoroalcanesulfonique

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3998770A (en) * 1975-12-29 1976-12-21 E. I. Du Pont De Nemours And Company Process for reducing discoloration and dark spotting in tetrafluoroethylene resin molded parts
US4145325A (en) * 1977-03-07 1979-03-20 E. I. Du Pont De Nemours And Company Fluorocarbon polymer-pigment-polymeric adjunct coating compositions stabilized against discoloration
US4147683A (en) * 1977-03-07 1979-04-03 E. I. Du Pont De Nemours And Company Fluorocarbon polymer-polymeric adjunct coating compositions stabilized against discoloration
US4150008A (en) * 1977-03-07 1979-04-17 E. I. Du Pont De Nemours And Company Fluorocarbon polymer-pigment coating compositions stabilized against discoloration
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
US6689833B1 (en) * 1997-04-09 2004-02-10 E. I. Du Pont De Nemours And Company Fluoropolymer stabilization
DE602004027068D1 (de) * 2003-11-20 2010-06-17 Daikin Ind Ltd Verfahren zur herstellung von fluorhaltigen polymeren und fluorhaltige polymere
AU2010318214B2 (en) 2009-10-21 2013-10-24 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Reverberator and method for reverberating an audio signal

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2784170A (en) * 1953-04-23 1957-03-05 Union Carbide & Carbon Corp Heat-stabilized polychlorotrifluoro-ethylene utilizing metal nitrites
NL121076C (OSRAM) * 1959-05-05
GB926375A (en) * 1960-06-22 1963-05-15 Ici Ltd Polytetrafluoroethylene moulding compositions

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0040136A1 (fr) * 1980-05-14 1981-11-18 Elf Atochem S.A. Procédé de séparation du polymère d'une dispersion aqueuse de polytétrafluoréthylène préparée en présence d'un sel de lithium d'un acide perfluoroalcanesulfonique
FR2484422A1 (fr) * 1980-05-14 1981-12-18 Ugine Kuhlmann Procede de traitement de dispersions aqueuses de polytetrafluorethylene preparees en presence du sel de lithium d'un acide perfluoroalcanesulfonique

Also Published As

Publication number Publication date
DE1694758A1 (de) 1971-07-01
DE1694758B2 (de) 1976-12-30
DE1694758C3 (de) 1979-07-19
GB1118839A (en) 1968-07-03
US3419522A (en) 1968-12-31
NL6616371A (OSRAM) 1967-05-23

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