CA928914A - Process and apparatus for extrusion compounding - Google Patents
Process and apparatus for extrusion compoundingInfo
- Publication number
- CA928914A CA928914A CA072275A CA72275A CA928914A CA 928914 A CA928914 A CA 928914A CA 072275 A CA072275 A CA 072275A CA 72275 A CA72275 A CA 72275A CA 928914 A CA928914 A CA 928914A
- Authority
- CA
- Canada
- Prior art keywords
- extrusion compounding
- compounding
- extrusion
- 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
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)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US80842869A | 1969-03-19 | 1969-03-19 |
Publications (1)
Publication Number | Publication Date |
---|---|
CA928914A true CA928914A (en) | 1973-06-26 |
Family
ID=25198734
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA072275A Expired CA928914A (en) | 1969-03-19 | 1970-01-16 | Process and apparatus for extrusion compounding |
Country Status (7)
Country | Link |
---|---|
AU (1) | AU1275270A (en) |
BE (1) | BE747602A (en) |
CA (1) | CA928914A (en) |
CH (1) | CH519383A (en) |
DE (1) | DE2012322A1 (en) |
FR (1) | FR2039736A5 (en) |
NL (1) | NL7003935A (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3632256A (en) * | 1969-03-19 | 1972-01-04 | Union Carbide Corp | Extrusion-compounding apparatus |
-
1970
- 1970-01-16 CA CA072275A patent/CA928914A/en not_active Expired
- 1970-03-16 DE DE19702012322 patent/DE2012322A1/en active Pending
- 1970-03-18 AU AU12752/70A patent/AU1275270A/en not_active Expired
- 1970-03-19 NL NL7003935A patent/NL7003935A/xx unknown
- 1970-03-19 BE BE747602D patent/BE747602A/en unknown
- 1970-03-19 CH CH416870A patent/CH519383A/en not_active IP Right Cessation
- 1970-03-19 FR FR7009956A patent/FR2039736A5/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE2012322A1 (en) | 1970-10-08 |
BE747602A (en) | 1970-09-21 |
NL7003935A (en) | 1970-09-22 |
FR2039736A5 (en) | 1971-01-15 |
AU1275270A (en) | 1971-09-23 |
CH519383A (en) | 1972-02-29 |
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