DD272967A3 - Scherelement einer plastizierschnecke zur plastizierung und homogenisierung polymerer materialien - Google Patents
Scherelement einer plastizierschnecke zur plastizierung und homogenisierung polymerer materialien Download PDFInfo
- Publication number
- DD272967A3 DD272967A3 DD87305550A DD30555087A DD272967A3 DD 272967 A3 DD272967 A3 DD 272967A3 DD 87305550 A DD87305550 A DD 87305550A DD 30555087 A DD30555087 A DD 30555087A DD 272967 A3 DD272967 A3 DD 272967A3
- Authority
- DD
- German Democratic Republic
- Prior art keywords
- inlet
- plasticizing
- chamber cross
- screw
- shear
- Prior art date
Links
- 239000000463 material Substances 0.000 title claims abstract description 34
- 229920003023 plastic Polymers 0.000 title description 8
- 239000004033 plastic Substances 0.000 title description 8
- 238000010008 shearing Methods 0.000 claims abstract description 8
- 238000000265 homogenisation Methods 0.000 claims abstract description 5
- 238000001746 injection moulding Methods 0.000 claims abstract description 5
- 230000004888 barrier function Effects 0.000 claims description 13
- 238000004804 winding Methods 0.000 claims 1
- 238000005516 engineering process Methods 0.000 abstract description 2
- 230000033001 locomotion Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 239000000243 solution Substances 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000003801 milling Methods 0.000 description 4
- 230000000903 blocking effect Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000001125 extrusion Methods 0.000 description 3
- 229920000642 polymer Polymers 0.000 description 3
- 230000006978 adaptation Effects 0.000 description 2
- 239000000499 gel Substances 0.000 description 2
- 235000019589 hardness Nutrition 0.000 description 2
- 238000005498 polishing Methods 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 230000003685 thermal hair damage Effects 0.000 description 2
- 230000004323 axial length Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 229920001577 copolymer Polymers 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000009472 formulation Methods 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 229920001903 high density polyethylene Polymers 0.000 description 1
- 239000004700 high-density polyethylene Substances 0.000 description 1
- 238000004898 kneading Methods 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 238000007522 manual polishing technique Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229920000915 polyvinyl chloride Polymers 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 230000000930 thermomechanical effect Effects 0.000 description 1
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
- B29C48/505—Screws
- B29C48/56—Screws having grooves or cavities other than the thread or the channel
-
- 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
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)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DD87305550A DD272967A3 (de) | 1987-07-31 | 1987-07-31 | Scherelement einer plastizierschnecke zur plastizierung und homogenisierung polymerer materialien |
| DE3823222A DE3823222A1 (de) | 1987-07-31 | 1988-07-08 | Scherelement einer plastizierschnecke zur plastizierung und homogenisierung polymerer materialien |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DD87305550A DD272967A3 (de) | 1987-07-31 | 1987-07-31 | Scherelement einer plastizierschnecke zur plastizierung und homogenisierung polymerer materialien |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DD272967A3 true DD272967A3 (de) | 1989-11-01 |
Family
ID=5591204
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DD87305550A DD272967A3 (de) | 1987-07-31 | 1987-07-31 | Scherelement einer plastizierschnecke zur plastizierung und homogenisierung polymerer materialien |
Country Status (2)
| Country | Link |
|---|---|
| DD (1) | DD272967A3 (enrdf_load_stackoverflow) |
| DE (1) | DE3823222A1 (enrdf_load_stackoverflow) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4202821C2 (de) * | 1992-01-31 | 1995-01-26 | S Rockstedt Gmbh Maschf | Mehrwellige kontinuierlich arbeitende Misch- und Knetmaschine für plastifizierbare Massen |
| JP6754018B1 (ja) * | 2020-01-23 | 2020-09-09 | 中田エンヂニアリング株式会社 | スクリュー、押出機及び押出方法 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3486192A (en) * | 1967-03-24 | 1969-12-30 | Union Carbide Corp | Apparatus for extrusion of thermoplastics |
-
1987
- 1987-07-31 DD DD87305550A patent/DD272967A3/de not_active IP Right Cessation
-
1988
- 1988-07-08 DE DE3823222A patent/DE3823222A1/de active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| DE3823222C2 (enrdf_load_stackoverflow) | 1989-11-16 |
| DE3823222A1 (de) | 1989-02-09 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| NPI | Change in the person, name or address of the patentee (addendum to changes before extension act) | ||
| ENJ | Ceased due to non-payment of renewal fee |