BE747602A - Melange de matieres plastiques par extrusion - Google Patents

Melange de matieres plastiques par extrusion

Info

Publication number
BE747602A
BE747602A BE747602DA BE747602A BE 747602 A BE747602 A BE 747602A BE 747602D A BE747602D A BE 747602DA BE 747602 A BE747602 A BE 747602A
Authority
BE
Belgium
Prior art keywords
extrusion
plastics
mixture
Prior art date
Application number
Other languages
English (en)
Inventor
H E Kasting
R B Staub
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 BE747602A publication Critical patent/BE747602A/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)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
BE747602D 1969-03-19 1970-03-19 Melange de matieres plastiques par extrusion BE747602A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US80842869A 1969-03-19 1969-03-19

Publications (1)

Publication Number Publication Date
BE747602A true BE747602A (fr) 1970-09-21

Family

ID=25198734

Family Applications (1)

Application Number Title Priority Date Filing Date
BE747602D BE747602A (fr) 1969-03-19 1970-03-19 Melange de matieres plastiques par extrusion

Country Status (7)

Country Link
AU (1) AU1275270A (fr)
BE (1) BE747602A (fr)
CA (1) CA928914A (fr)
CH (1) CH519383A (fr)
DE (1) DE2012322A1 (fr)
FR (1) FR2039736A5 (fr)
NL (1) NL7003935A (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3632256A (en) * 1969-03-19 1972-01-04 Union Carbide Corp Extrusion-compounding apparatus

Also Published As

Publication number Publication date
FR2039736A5 (en) 1971-01-15
DE2012322A1 (de) 1970-10-08
CA928914A (en) 1973-06-26
NL7003935A (fr) 1970-09-22
CH519383A (fr) 1972-02-29
AU1275270A (en) 1971-09-23

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