IT1229114B - Procedimento per l'incorporazione dosata di additivi atti al pompaggio in un flusso di materiale sintetico termoplastificato. - Google Patents

Procedimento per l'incorporazione dosata di additivi atti al pompaggio in un flusso di materiale sintetico termoplastificato.

Info

Publication number
IT1229114B
IT1229114B IT8920031A IT2003189A IT1229114B IT 1229114 B IT1229114 B IT 1229114B IT 8920031 A IT8920031 A IT 8920031A IT 2003189 A IT2003189 A IT 2003189A IT 1229114 B IT1229114 B IT 1229114B
Authority
IT
Italy
Prior art keywords
thermoplasticed
dosed
incorporation
pumping
procedure
Prior art date
Application number
IT8920031A
Other languages
English (en)
Other versions
IT8920031A0 (it
Inventor
Wilfried Schwarz
Peter Stommel
Original Assignee
Reifenhaeuser Masch
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 Reifenhaeuser Masch filed Critical Reifenhaeuser Masch
Publication of IT8920031A0 publication Critical patent/IT8920031A0/it
Application granted granted Critical
Publication of IT1229114B publication Critical patent/IT1229114B/it

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
    • B29B7/40—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
    • B29B7/422—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 sections co-operating, e.g. intermeshing, with elements on the wall of the surrounding casing
    • 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
    • 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
    • B29C48/285—Feeding the extrusion material to the extruder
    • B29C48/29—Feeding the extrusion material to the extruder in liquid form
    • 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
    • B29C48/375—Plasticisers, homogenisers or feeders comprising two or more stages
    • 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
    • B29C48/465—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using rollers
    • B29C48/467—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using rollers using single rollers, e.g. provided with protrusions, closely surrounded by a housing with movement of the material in the axial direction
    • B29C48/468—Cavity transfer mixing devices, i.e. a roller and surrounding barrel both provided with cavities; Barrels and rollers therefor
    • 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
    • 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
    • B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
    • B29K2105/0005—Condition, form or state of moulded material or of the material to be shaped containing compounding ingredients

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
IT8920031A 1988-04-08 1989-04-06 Procedimento per l'incorporazione dosata di additivi atti al pompaggio in un flusso di materiale sintetico termoplastificato. IT1229114B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3811785 1988-04-08

Publications (2)

Publication Number Publication Date
IT8920031A0 IT8920031A0 (it) 1989-04-06
IT1229114B true IT1229114B (it) 1991-07-18

Family

ID=6351615

Family Applications (1)

Application Number Title Priority Date Filing Date
IT8920031A IT1229114B (it) 1988-04-08 1989-04-06 Procedimento per l'incorporazione dosata di additivi atti al pompaggio in un flusso di materiale sintetico termoplastificato.

Country Status (4)

Country Link
US (1) US4900155A (it)
JP (1) JPH0729297B2 (it)
GB (1) GB2216843B (it)
IT (1) IT1229114B (it)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8908127D0 (en) * 1989-04-11 1989-05-24 Shaw Francis & Co Ltd Mixer and a method of a mixer control
CA1306246C (en) * 1989-06-27 1992-08-11 R. Scott Norton Mixing of particulate materials
DE4402666A1 (de) * 1994-01-29 1995-08-03 Roehm Gmbh Verfahren zum kurzzeitigen Behandeln einer Kunststoffschmelze mit einem flüssigen Behandlungsmittel und dabei hergestellter thermoplastischer Kunststoff
ZA9510847B (en) * 1994-12-23 1997-06-20 Unilever Plc Process for the production of liquid compositions
US5836680A (en) * 1996-03-26 1998-11-17 The Goodyear Tire & Rubber Company Extruder with feedback loop control
US6062717A (en) * 1997-11-18 2000-05-16 Bbs Corporation Chopper mixing screw

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2104087A1 (de) * 1971-01-29 1972-08-10 Desma Werke Gmbh Spritzgießmaschine, insbesondere für Kunststoffe
DD124023A1 (it) * 1974-10-09 1977-02-02
US4419014A (en) * 1980-09-23 1983-12-06 Rubber And Plastics Research Association Of Great Britain Extruder mixer
AU552274B2 (en) * 1982-03-29 1986-05-29 Unilever Plc Processing soap - improvement in "musk" and "lather" - properties of soap bars
JPS6051024U (ja) * 1983-09-16 1985-04-10 大日本印刷株式会社 ミキシング付スクリユ−押出機
US4721589A (en) * 1983-09-22 1988-01-26 Harrel, Inc. Extruder viscosity control system and method
JPS6097805A (ja) * 1983-11-02 1985-05-31 Kobe Steel Ltd 単軸混練押出機
US4501498A (en) * 1983-12-05 1985-02-26 Luwa Corporation Method and apparatus for extruding thermoplastic material
CA1255866A (en) * 1985-07-24 1989-06-20 Hiromu Fujisaki Method and apparatus for production of foamed thermoplastic material
EP0219334B1 (en) * 1985-10-14 1991-01-09 Kabushiki Kaisha Kobe Seiko Sho Cavity transfer mixing extruder
SE8800647L (sv) * 1987-02-27 1989-08-26 Reifenhaeuser Masch Anordning foer blandning av vaermemjukad plast
JP2826557B2 (ja) * 1992-04-19 1998-11-18 財団法人 石油産業活性化センター 複合材料

Also Published As

Publication number Publication date
JPH0729297B2 (ja) 1995-04-05
GB2216843A (en) 1989-10-18
GB8907780D0 (en) 1989-05-17
US4900155A (en) 1990-02-13
JPH0278506A (ja) 1990-03-19
IT8920031A0 (it) 1989-04-06
GB2216843B (en) 1992-03-11

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19940427