FR1133555A - Perfectionnements à l'extrusion du polytétrafluoroéthylène et produits obtenus - Google Patents
Perfectionnements à l'extrusion du polytétrafluoroéthylène et produits obtenusInfo
- Publication number
- FR1133555A FR1133555A FR1133555DA FR1133555A FR 1133555 A FR1133555 A FR 1133555A FR 1133555D A FR1133555D A FR 1133555DA FR 1133555 A FR1133555 A FR 1133555A
- Authority
- FR
- France
- Prior art keywords
- polytetrafluoroethylene
- extrusion
- products obtained
- products
- 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
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
- 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
- B29C33/00—Moulds or cores; Details thereof or accessories therefor
- B29C33/56—Coatings, e.g. enameled or galvanised; Releasing, lubricating or separating agents
- B29C33/60—Releasing, lubricating or separating agents
-
- 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
- B29C48/001—Combinations of extrusion moulding with other shaping operations
- B29C48/0022—Combinations of extrusion moulding with other shaping operations combined with cutting
-
- 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
- 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
- B29C48/10—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels flexible, e.g. blown foils
-
- 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)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US360804XA | 1954-07-01 | 1954-07-01 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1133555A true FR1133555A (fr) | 1957-03-28 |
Family
ID=21886505
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1133555D Expired FR1133555A (fr) | 1954-07-01 | 1955-06-29 | Perfectionnements à l'extrusion du polytétrafluoroéthylène et produits obtenus |
Country Status (2)
Country | Link |
---|---|
CH (1) | CH360804A (fr) |
FR (1) | FR1133555A (fr) |
-
1955
- 1955-06-29 FR FR1133555D patent/FR1133555A/fr not_active Expired
- 1955-06-29 CH CH360804D patent/CH360804A/de unknown
Also Published As
Publication number | Publication date |
---|---|
CH360804A (de) | 1962-03-15 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
FR1186176A (fr) | Perfectionnements apportés à la production d'images électrostatiques | |
FR1142456A (fr) | Polymérisation d'oléfines | |
FR1155868A (fr) | Compositions photographiques, procédés d'utilisation et produits obtenus | |
FR1131511A (fr) | Irradiation de l'octaméthylcyclotétrasiloxane et produits ainsi obtenus | |
FR1208364A (fr) | Compositions de polytétrafluoroéthylène et d'organopolysiloxanes | |
FR1082723A (fr) | Perfectionnements à la polymérisation d'esters alpha-chloroacryliques | |
FR1137265A (fr) | Procédé de préparation de macropolymères modifiés et nouveaux produits obtenus | |
FR1085955A (fr) | Perfectionnements à l'ornementation de matières déformables | |
FR1133555A (fr) | Perfectionnements à l'extrusion du polytétrafluoroéthylène et produits obtenus | |
FR1206973A (fr) | Polymérisation du tétrafluoroéthylène à l'aide de fluorures métalliques particuliers | |
FR1139264A (fr) | Perfectionnements à la fabrication d'une substance utilisée en biscuiterie pour conférer aux produits obtenus la propriété de rester croustillants | |
FR1135285A (fr) | Compositions en polymères d'acrylonitrile | |
FR1115726A (fr) | Perfectionnements à la synthèse de l'acide lysergique et de ses homologues et aux produits intermédiaires utilisés | |
CH341307A (it) | Trafila per l'estrusione di materie plastiche e simili | |
FR1134589A (fr) | Perfectionnements à l'enroulement et au déroulement des produits flexibles en forme de bandes ou de fils | |
FR1133389A (fr) | Procédé pour la fabrication d'agglomérés et de produits analogues | |
FR1160080A (fr) | Compositions stabilisées d'organopolysiloxanes et d'amides | |
FR66397E (fr) | Nouveaux procédés d'ignifugation et produits obtenus | |
FR1212721A (fr) | Procédé de polymérisation de méthacrylates et d'acrylates d'alcoylaminoalcoyle et produits obtenus | |
FR1176301A (fr) | Polymérisation d'époxydes et nouveaux produits obtenus | |
FR1138879A (fr) | Mode d'application du polyéthylène irradié et produits ainsi obtenus | |
FR1111819A (fr) | Amélioration d'aliments du bétail et produits en résultant | |
FR1124761A (fr) | Produits facilitant l'adhérence du bitume | |
FR1144564A (fr) | Fabrication d'ozonides et produits semblables | |
FR1099166A (fr) | Perfectionnement à la fabrication des produits de nettoyage |