FR1190303A - Dispositif à vis pour le dégazage de matières plastiques - Google Patents

Dispositif à vis pour le dégazage de matières plastiques

Info

Publication number
FR1190303A
FR1190303A FR1190303DA FR1190303A FR 1190303 A FR1190303 A FR 1190303A FR 1190303D A FR1190303D A FR 1190303DA FR 1190303 A FR1190303 A FR 1190303A
Authority
FR
France
Prior art keywords
screw device
degassing
plastics
degassing plastics
screw
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
Other languages
English (en)
Inventor
Wolf Rodenacker
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.)
Bayer AG
Original Assignee
Bayer AG
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 Bayer AG filed Critical Bayer AG
Application granted granted Critical
Publication of FR1190303A publication Critical patent/FR1190303A/fr
Expired legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A21—BAKING; EDIBLE DOUGHS
    • A21C—MACHINES OR EQUIPMENT FOR MAKING OR PROCESSING DOUGHS; HANDLING BAKED ARTICLES MADE FROM DOUGH
    • A21C11/00—Other machines for forming the dough into its final shape before cooking or baking
    • A21C11/16—Extruding machines
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D1/00—Evaporating
    • B01D1/22—Evaporating by bringing a thin layer of the liquid into contact with a heated surface
    • B01D1/222—In rotating vessels; vessels with movable parts
    • B01D1/228—In rotating vessels; vessels with movable parts horizontally placed cylindrical container or drum
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
    • B01D3/10—Vacuum distillation
    • 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
    • B29C48/268—Throttling of the flow, e.g. for cooperating with plasticising elements or for degassing
    • 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
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/395—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders
    • 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
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/50—Details of extruders
    • B29C48/505—Screws
    • B29C48/63—Screws having sections without mixing elements or threads, i.e. having cylinder shaped sections
    • 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
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/50—Details of extruders
    • B29C48/68—Barrels or cylinders
    • 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
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/50—Details of extruders
    • B29C48/76—Venting, drying means; Degassing means
    • B29C48/765—Venting, drying means; Degassing means in the extruder apparatus
    • B29C48/766—Venting, drying means; Degassing means in the extruder apparatus in screw extruders
    • B29C48/767—Venting, drying means; Degassing means in the extruder apparatus in screw extruders through a degassing opening of a barrel
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Food Science & Technology (AREA)
  • Gas Separation By Absorption (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
FR1190303D 1957-01-22 1958-01-21 Dispositif à vis pour le dégazage de matières plastiques Expired FR1190303A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEF0022187 1957-01-22

Publications (1)

Publication Number Publication Date
FR1190303A true FR1190303A (fr) 1959-10-12

Family

ID=7090350

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1190303D Expired FR1190303A (fr) 1957-01-22 1958-01-21 Dispositif à vis pour le dégazage de matières plastiques

Country Status (6)

Country Link
US (1) US3031030A (fr)
BE (1) BE564132A (fr)
DE (1) DE1067002B (fr)
FR (1) FR1190303A (fr)
GB (1) GB826096A (fr)
NL (2) NL100736C (fr)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3257173A (en) * 1960-08-23 1966-06-21 Du Pont Polymer finishing apparatus
BE626177A (fr) * 1961-12-22 1900-01-01
BE630994A (fr) * 1962-04-18
US3159873A (en) * 1962-06-18 1964-12-08 Monsanto Co Continuous annealer
US3170190A (en) * 1963-08-06 1965-02-23 Du Pont Extrusion apparatus
AT309789B (de) * 1967-11-20 1973-09-10 Buss Ag Misch- und Knetvorrichtung für plastische Massen
US4007545A (en) * 1972-01-14 1977-02-15 International Basic Economy Corporation Method for adjusting temperature and pressure of a fluid
DE2612827C3 (de) * 1976-03-26 1982-11-18 Werner & Pfleiderer, 7000 Stuttgart Schneckenstrangpresse zur kontinuierlichen Aufbereitung und Entgasung von Elastomeren und Polymeren mit einer Viskosität über 1000 d Pa s
US4491417A (en) * 1983-04-29 1985-01-01 Usm Corporation Devolatilizing mixing extruder
US4711647A (en) * 1985-05-02 1987-12-08 Barmag Aktiengesellschaft Process and apparatus for degassing liquids, especially polymer melts and solutions
US4654150A (en) * 1985-08-12 1987-03-31 Associated Oiltools, Inc. Apparatus and method for removing combustibles from drill cuttings
US8087921B2 (en) * 2003-06-27 2012-01-03 Biosphere Holdings Corporation Extrusion mold and method of use
WO2008112555A1 (fr) * 2007-03-10 2008-09-18 Cool Options, Inc. Conception de vis et procédé de moulage par injection de métal
JP5671807B2 (ja) * 2010-02-05 2015-02-18 住友ベークライト株式会社 脱気装置

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1283947A (en) * 1915-04-24 1918-11-05 Rubber Regenerating Co Treatment of materials.
USRE23880E (en) * 1950-03-07 1954-09-28 Extruder
US2719325A (en) * 1951-12-13 1955-10-04 Hercules Powder Co Ltd Method and apparatus for mixing plastic compositions
US2797767A (en) * 1956-07-31 1957-07-02 Brooke Lewis Method and apparatus for treating lubricants
US2906367A (en) * 1956-11-08 1959-09-29 American Viscose Corp De-gasifying liquids

Also Published As

Publication number Publication date
US3031030A (en) 1962-04-24
DE1067002B (de) 1959-10-15
GB826096A (en) 1959-12-23
NL224151A (fr) 1900-01-01
BE564132A (fr) 1900-01-01
NL100736C (fr) 1900-01-01

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