CH504944A - Procédé de mélange de matières plastiques - Google Patents

Procédé de mélange de matières plastiques

Info

Publication number
CH504944A
CH504944A CH416770A CH416770A CH504944A CH 504944 A CH504944 A CH 504944A CH 416770 A CH416770 A CH 416770A CH 416770 A CH416770 A CH 416770A CH 504944 A CH504944 A CH 504944A
Authority
CH
Switzerland
Prior art keywords
plastics
mixing process
mixing
Prior art date
Application number
CH416770A
Other languages
English (en)
Inventor
Edward Kasting Howard
Staub Roger Brown
Original Assignee
Union Carbide Corp
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 Union Carbide Corp filed Critical Union Carbide Corp
Publication of CH504944A publication Critical patent/CH504944A/fr

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
    • B29B7/34—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices
    • B29B7/38—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary
    • B29B7/46—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with more than one shaft
    • B29B7/48—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with more than one shaft with intermeshing devices, e.g. screws
    • B29B7/484—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with more than one shaft with intermeshing devices, e.g. screws with two shafts provided with screws, e.g. one screw being shorter than the other
    • 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
    • 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
    • B29C48/455—Screws arranged to convey material towards each other, e.g. separate screws arranged after each other and feeding in opposite directions

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
CH416770A 1969-03-19 1970-03-19 Procédé de mélange de matières plastiques CH504944A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US80839469A 1969-03-19 1969-03-19

Publications (1)

Publication Number Publication Date
CH504944A true CH504944A (fr) 1971-03-31

Family

ID=25198639

Family Applications (1)

Application Number Title Priority Date Filing Date
CH416770A CH504944A (fr) 1969-03-19 1970-03-19 Procédé de mélange de matières plastiques

Country Status (10)

Country Link
US (1) US3632256A (fr)
AU (1) AU1275370A (fr)
BE (1) BE747601A (fr)
CA (1) CA932916A (fr)
CH (1) CH504944A (fr)
DE (1) DE2011133C3 (fr)
FR (1) FR2039735A5 (fr)
GB (1) GB1309852A (fr)
NL (1) NL7003934A (fr)
SE (1) SE376563B (fr)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4134714A (en) * 1977-04-18 1979-01-16 General Electric Company Multi-stage continuous plastic extrusion apparatus, and extrusion screw
US4118163A (en) * 1977-07-11 1978-10-03 Owens-Illinois, Inc. Plastic extrusion and apparatus
USRE32217E (en) * 1982-11-12 1986-07-29 The Dow Chemical Company Graft copolymerization process
DD230826A1 (de) * 1984-03-05 1985-12-11 Univ Dresden Tech Verfahren und extrusionsvorrichtung zur formung fliessfaehiger massen
CH677309A5 (fr) * 1987-11-27 1991-05-15 Buehler Ag
DE3817941A1 (de) * 1988-05-27 1989-11-30 Rhodia Ag Extrusionsverfahren und ein-, zwei- oder mehrschneckenextruder
DE4202821C2 (de) * 1992-01-31 1995-01-26 S Rockstedt Gmbh Maschf Mehrwellige kontinuierlich arbeitende Misch- und Knetmaschine für plastifizierbare Massen
JPH07505435A (ja) * 1992-03-31 1995-06-15 ダブリユ・アール・グレイス・アンド・カンパニー・コネテイカツト 熱可塑性シンタクチックフォーム断熱材
WO1994016872A1 (fr) * 1993-01-22 1994-08-04 Cincinnati Milacron Inc. Appareil de prechauffage pour extrudeuse
DE4338795C1 (de) * 1993-11-12 1995-06-14 S Rockstedt Gmbh Maschf Mehrwellige kontinuierlich arbeitende Mischmaschine für plastifizierbare Massen
US5800757A (en) 1994-03-31 1998-09-01 Modern Technologies Corp. System and method for molding a basketball backboard
US5486328A (en) * 1994-05-31 1996-01-23 Randcastle Extrusion Systems, Inc. Extrusion surge suppressor and method
US5518672A (en) * 1994-05-31 1996-05-21 Randcastle Extrusion Systems, Inc. Extrusion surge controller and method
US6511217B1 (en) * 2000-11-03 2003-01-28 General Electric Company Method and system to compound silicone compositions
DE60211808T2 (de) * 2001-07-31 2006-10-19 Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.), Kobe Plattierte Kupferlegierung und Verfahren zu ihre Herstellung
WO2003033816A1 (fr) * 2001-10-16 2003-04-24 International Paper Company Bandes d'emballage renforce et procede associe
US7279198B1 (en) 2001-10-16 2007-10-09 Thilmany Llc Method for extrusion coating a lightweight web
US6656401B1 (en) * 2001-10-16 2003-12-02 International Paper Company Method for extrusion coating multiple webs
NL1027629C2 (nl) * 2004-11-30 2006-05-31 Rollepaal B V Extruder en werkwijze voor het produceren van een uit meerdere lagen bestaand product.
BRPI0722211B1 (pt) * 2007-11-13 2018-06-26 Pirelli Tyre S.P.A. Processo para fabricar um pneu
US10668679B2 (en) 2014-12-29 2020-06-02 Pirelli Tyre S.P.A. Process for producing tyres
DK3520887T3 (da) 2018-02-05 2020-08-10 Köllemann GmbH Förder- und Verfahrenstechnik Anordning til på hinanden følgende forsyning af additiver i et polymergranulat og anvendelsen af anordningen

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB816279A (en) * 1957-10-03 1959-07-08 R H Windsor Ltd Improvements in and relating to injection moulding machines
US2488189A (en) * 1946-11-01 1949-11-15 Dow Chemical Co Extrusion machine
US2686335A (en) * 1951-03-20 1954-08-17 Frank R Gross Plastic extrusion
DE1014735B (de) * 1952-07-28 1957-08-29 Siemens Ag Strangpresse zur Aufbereitung bzw. Herstellung von Massen oder Formteilen aus thermoplastischen Kunststoffmassen
US2836851A (en) * 1955-09-09 1958-06-03 Danielson Mfg Company Apparatus for extrusion
US3278986A (en) * 1963-08-29 1966-10-18 Benjamin P Welt Plastic compounder
US3256562A (en) * 1964-08-10 1966-06-21 Western Electric Co Extruding system
US3407439A (en) * 1966-09-29 1968-10-29 Egan & Co Frank W Thrust bearing for rotating screw
CA928914A (en) * 1969-03-19 1973-06-26 E. Kasting Howard Process and apparatus for extrusion compounding

Also Published As

Publication number Publication date
FR2039735A5 (fr) 1971-01-15
SE376563B (fr) 1975-06-02
DE2011133B2 (de) 1973-10-04
CA932916A (en) 1973-09-04
GB1309852A (en) 1973-03-14
NL7003934A (fr) 1970-09-22
DE2011133C3 (de) 1974-05-16
AU1275370A (en) 1971-09-23
DE2011133A1 (de) 1971-09-30
US3632256A (en) 1972-01-04
BE747601A (fr) 1970-09-21

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Legal Events

Date Code Title Description
PL Patent ceased