CH503572A - Extruder press for viscous substances, in particular for thermoplastics - Google Patents
Extruder press for viscous substances, in particular for thermoplasticsInfo
- Publication number
- CH503572A CH503572A CH887570A CH887570A CH503572A CH 503572 A CH503572 A CH 503572A CH 887570 A CH887570 A CH 887570A CH 887570 A CH887570 A CH 887570A CH 503572 A CH503572 A CH 503572A
- Authority
- CH
- Switzerland
- Prior art keywords
- thermoplastics
- viscous substances
- extruder press
- extruder
- press
- Prior art date
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
- B29C48/465—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
-
- 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
- B29C48/07—Flat, e.g. panels
- B29C48/08—Flat, e.g. panels flexible, e.g. films
-
- 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
- B29C48/288—Feeding the extrusion material to the extruder in solid form, e.g. powder or granules
-
- 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
- B29C48/30—Extrusion nozzles or dies
- B29C48/305—Extrusion nozzles or dies having a wide opening, e.g. for forming sheets
-
- 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
- B29C48/25—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)
- Manufacturing & Machinery (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT1866269 | 1969-06-25 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH503572A true CH503572A (en) | 1971-02-28 |
Family
ID=32922985
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH887570A CH503572A (en) | 1969-06-25 | 1970-06-12 | Extruder press for viscous substances, in particular for thermoplastics |
Country Status (5)
Country | Link |
---|---|
CA (1) | CA929310A (en) |
CH (1) | CH503572A (en) |
DE (1) | DE2029875A1 (en) |
FR (1) | FR2051312A5 (en) |
GB (1) | GB1314707A (en) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5358327A (en) * | 1992-09-09 | 1994-10-25 | Eastman Kodak Company | Apparatus for plasticizing particulate plastic material |
GB2428445B (en) | 2005-07-20 | 2009-01-28 | Multiclip Co Ltd | Device, method and apparatus for lifting a railway rail |
US9481759B2 (en) | 2009-08-14 | 2016-11-01 | Boral Ip Holdings Llc | Polyurethanes derived from highly reactive reactants and coal ash |
US8846776B2 (en) | 2009-08-14 | 2014-09-30 | Boral Ip Holdings Llc | Filled polyurethane composites and methods of making same |
WO2013052732A1 (en) | 2011-10-07 | 2013-04-11 | Boral Industries Inc. | Inorganic polymer/organic polymer composites and methods of making same |
US10138341B2 (en) | 2014-07-28 | 2018-11-27 | Boral Ip Holdings (Australia) Pty Limited | Use of evaporative coolants to manufacture filled polyurethane composites |
WO2016022103A1 (en) | 2014-08-05 | 2016-02-11 | Amitabha Kumar | Filled polymeric composites including short length fibers |
WO2016118141A1 (en) | 2015-01-22 | 2016-07-28 | Boral Ip Holdings (Australia) Pty Limited | Highly filled polyurethane composites |
WO2016195717A1 (en) | 2015-06-05 | 2016-12-08 | Boral Ip Holdings (Australia) Pty Limited | Filled polyurethane composites with lightweight fillers |
US20170267585A1 (en) | 2015-11-12 | 2017-09-21 | Amitabha Kumar | Filled polyurethane composites with size-graded fillers |
-
1970
- 1970-06-12 CH CH887570A patent/CH503572A/en not_active IP Right Cessation
- 1970-06-18 DE DE19702029875 patent/DE2029875A1/en active Pending
- 1970-06-23 GB GB3053770A patent/GB1314707A/en not_active Expired
- 1970-06-25 CA CA086517A patent/CA929310A/en not_active Expired
- 1970-06-25 FR FR7023588A patent/FR2051312A5/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE2029875A1 (en) | 1971-01-07 |
FR2051312A5 (en) | 1971-04-02 |
CA929310A (en) | 1973-07-03 |
GB1314707A (en) | 1973-04-26 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PL | Patent ceased |