FR2256825A1 - - Google Patents

Info

Publication number
FR2256825A1
FR2256825A1 FR7500236A FR7500236A FR2256825A1 FR 2256825 A1 FR2256825 A1 FR 2256825A1 FR 7500236 A FR7500236 A FR 7500236A FR 7500236 A FR7500236 A FR 7500236A FR 2256825 A1 FR2256825 A1 FR 2256825A1
Authority
FR
France
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.)
Granted
Application number
FR7500236A
Other languages
French (fr)
Other versions
FR2256825B3 (en
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.)
ExxonMobil Technology and Engineering Co
Original Assignee
Exxon Research and Engineering 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 Exxon Research and Engineering Co filed Critical Exxon Research and Engineering Co
Publication of FR2256825A1 publication Critical patent/FR2256825A1/fr
Application granted granted Critical
Publication of FR2256825B3 publication Critical patent/FR2256825B3/fr
Expired legal-status Critical Current

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
    • 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
    • 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
    • B29B7/40—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with single shaft
    • B29B7/42—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with single shaft with screw or helix
    • B29B7/421—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with single shaft with screw or helix with screw and additionally other mixing elements on the same shaft, e.g. paddles, discs, bearings, rotor blades of the Banbury type
    • 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
    • B29B7/40—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with single shaft
    • B29B7/42—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with single shaft with screw or helix
    • B29B7/428—Parts or accessories, e.g. casings, feeding or discharging means
    • B29B7/429—Screws
    • 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
    • B29B7/80—Component parts, details or accessories; Auxiliary operations
    • B29B7/88—Adding charges, i.e. additives
    • B29B7/90—Fillers or reinforcements, e.g. fibres
    • 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
    • B29B9/00—Making granules
    • B29B9/12—Making granules characterised by structure or composition
    • B29B9/14—Making granules characterised by structure or composition fibre-reinforced
    • 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
    • B29C48/03—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
    • B29C48/04—Particle-shaped
    • 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
    • B29C48/59—Screws characterised by details of the thread, i.e. the shape of a single thread of the material-feeding screw
    • B29C48/605—Screws characterised by details of the thread, i.e. the shape of a single thread of the material-feeding screw the thread being discontinuous

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)
  • Reinforced Plastic Materials (AREA)
FR7500236A 1974-01-07 1975-01-06 Expired FR2256825B3 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US43109574A 1974-01-07 1974-01-07

Publications (2)

Publication Number Publication Date
FR2256825A1 true FR2256825A1 (en) 1975-08-01
FR2256825B3 FR2256825B3 (en) 1977-09-30

Family

ID=23710434

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7500236A Expired FR2256825B3 (en) 1974-01-07 1975-01-06

Country Status (7)

Country Link
JP (1) JPS50100161A (en)
BE (1) BE824161A (en)
DE (1) DE2461631A1 (en)
FR (1) FR2256825B3 (en)
GB (1) GB1485500A (en)
IT (1) IT1028198B (en)
NL (1) NL7416781A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0036697A1 (en) * 1980-03-25 1981-09-30 Stamicarbon B.V. Process of making products consisting of foamed and/or cross-linked synthetic polymers
EP0087699A1 (en) * 1982-02-22 1983-09-07 Werner & Pfleiderer GmbH Multiaxial machine for continuously mixing and kneading plastifiable material, having intermeshing screws rotating in the same direction and at a constant distance between the axes
EP0213510A3 (en) * 1985-08-16 1987-05-06 Idemitsu Petrochemical Company Limited Screw for molding thermoplastic resin

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2706755C2 (en) * 1977-02-17 1983-12-22 Dynamit Nobel Ag, 5210 Troisdorf Method and device for incorporating glass fibers into thermoplastics
NL8001053A (en) * 1980-02-21 1981-09-16 Stamicarbon METHOD FOR FORMING PLASTICS.
US4422992A (en) 1982-02-12 1983-12-27 E. I. Du Pont De Nemours & Company Extruder process for preparation of carbon fiber reinforced fluoropolymer compositions
JPS59167240A (en) * 1983-03-14 1984-09-20 Chisso Corp Method and apparatus for manufacturing molding of organic filler-mixed thermoplastic resin composition
NL1015542C2 (en) * 2000-06-27 2001-12-28 Dsm Nv Dispersing part.
US20050236734A1 (en) * 2004-04-22 2005-10-27 Rauwendaal Extrusion Engineering, Inc. Screw extruder and extruder screw for improved heat transfer
CN102692480B (en) * 2012-06-08 2014-10-15 北京英博苑科技有限公司 Bionic mixing-extruding experimental machine
SK6879Y1 (en) 2013-04-02 2014-09-04 Konstrukta Industry A S Decompression screw for rubber mixtures processing
DE102017124091B4 (en) 2017-10-17 2019-08-01 Kraussmaffei Technologies Gmbh Shear and single screw plasticizing unit
DE102018118883B3 (en) * 2018-08-03 2020-01-16 Kraussmaffei Technologies Gmbh Method and device for producing a fiber-reinforced plastic and use of the device for additive manufacturing
CN113752520B (en) * 2021-09-01 2023-04-14 青岛科技大学 Screw rod
CN115091644A (en) * 2022-02-28 2022-09-23 厦门昊兆科技有限公司 Novel environment-friendly original granulator

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0036697A1 (en) * 1980-03-25 1981-09-30 Stamicarbon B.V. Process of making products consisting of foamed and/or cross-linked synthetic polymers
EP0087699A1 (en) * 1982-02-22 1983-09-07 Werner & Pfleiderer GmbH Multiaxial machine for continuously mixing and kneading plastifiable material, having intermeshing screws rotating in the same direction and at a constant distance between the axes
EP0213510A3 (en) * 1985-08-16 1987-05-06 Idemitsu Petrochemical Company Limited Screw for molding thermoplastic resin
US4729666A (en) * 1985-08-16 1988-03-08 Idemitsu Petrochemical Co., Ltd. Screw for molding thermoplastic resin having a stress relaxation section

Also Published As

Publication number Publication date
GB1485500A (en) 1977-09-14
BE824161A (en) 1975-07-07
FR2256825B3 (en) 1977-09-30
NL7416781A (en) 1975-07-09
DE2461631A1 (en) 1975-07-10
IT1028198B (en) 1979-01-30
JPS50100161A (en) 1975-08-08

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Legal Events

Date Code Title Description
ST Notification of lapse