IT1028198B - EQUIPMENT AND PROCEDURE FOR CONTINUOUSLY INTRODUCING A REINFORCEMENT MATERIAL INTO AN EXTRUDER AND ITEMS PRODUCED WITH THEM - Google Patents
EQUIPMENT AND PROCEDURE FOR CONTINUOUSLY INTRODUCING A REINFORCEMENT MATERIAL INTO AN EXTRUDER AND ITEMS PRODUCED WITH THEMInfo
- Publication number
- IT1028198B IT1028198B IT19045/75A IT1904575A IT1028198B IT 1028198 B IT1028198 B IT 1028198B IT 19045/75 A IT19045/75 A IT 19045/75A IT 1904575 A IT1904575 A IT 1904575A IT 1028198 B IT1028198 B IT 1028198B
- Authority
- IT
- Italy
- Prior art keywords
- extruder
- procedure
- equipment
- reinforcement material
- continuously introducing
- 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
- B29C48/50—Details of extruders
- B29C48/76—Venting, drying means; Degassing means
- B29C48/765—Venting, drying means; Degassing means in the extruder apparatus
- B29C48/766—Venting, drying means; Degassing means in the extruder apparatus in screw extruders
- B29C48/767—Venting, drying means; Degassing means in the extruder apparatus in screw extruders through a degassing opening of a barrel
-
- 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
- B29B7/428—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
- 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
- B29B7/80—Component parts, details or accessories; Auxiliary operations
- B29B7/88—Adding charges, i.e. additives
- B29B7/90—Fillers or reinforcements, e.g. fibres
-
- 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
- B29B9/00—Making granules
- B29B9/12—Making granules characterised by structure or composition
- B29B9/14—Making granules characterised by structure or composition fibre-reinforced
-
- 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
- B29C48/268—Throttling of the flow, e.g. for cooperating with plasticising elements or for degassing
-
- 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
- B29C48/03—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
- B29C48/04—Particle-shaped
-
- 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
- B29C48/59—Screws characterised by details of the thread, i.e. the shape of a single thread of the material-feeding screw
- B29C48/605—Screws characterised by details of the thread, i.e. the shape of a single thread of the material-feeding screw the thread being discontinuous
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Reinforced Plastic Materials (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 |
---|---|---|---|
US43109574A | 1974-01-07 | 1974-01-07 |
Publications (1)
Publication Number | Publication Date |
---|---|
IT1028198B true IT1028198B (en) | 1979-01-30 |
Family
ID=23710434
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT19045/75A IT1028198B (en) | 1974-01-07 | 1975-01-03 | EQUIPMENT AND PROCEDURE FOR CONTINUOUSLY INTRODUCING A REINFORCEMENT MATERIAL INTO AN EXTRUDER AND ITEMS PRODUCED WITH THEM |
Country Status (7)
Country | Link |
---|---|
JP (1) | JPS50100161A (en) |
BE (1) | BE824161A (en) |
DE (1) | DE2461631A1 (en) |
FR (1) | FR2256825B3 (en) |
GB (1) | GB1485500A (en) |
IT (1) | IT1028198B (en) |
NL (1) | NL7416781A (en) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2706755C2 (en) * | 1977-02-17 | 1983-12-22 | Dynamit Nobel Ag, 5210 Troisdorf | Method and device for incorporating glass fibers into thermoplastics |
NL8001053A (en) * | 1980-02-21 | 1981-09-16 | Stamicarbon | METHOD FOR FORMING PLASTICS. |
NL8001732A (en) * | 1980-03-25 | 1981-10-16 | Stamicarbon | METHOD FOR MANUFACTURING PRODUCTS OF FOAMED AND / OR CROSS-TURNED POLYMERIC PLASTICS |
US4422992A (en) | 1982-02-12 | 1983-12-27 | E. I. Du Pont De Nemours & Company | Extruder process for preparation of carbon fiber reinforced fluoropolymer compositions |
DE3206325C2 (en) * | 1982-02-22 | 1985-10-10 | AUTOMATIK Apparate-Maschinenbau GmbH, 8754 Großostheim | Multi-shaft, continuously working mixing and kneading machine for plasticizable materials |
JPS59167240A (en) * | 1983-03-14 | 1984-09-20 | Chisso Corp | Method and apparatus for manufacturing molding of organic filler-mixed thermoplastic resin composition |
EP0213510B2 (en) * | 1985-08-16 | 1995-01-11 | Idemitsu Petrochemical Co. Ltd. | Screw for molding thermoplastic resin |
NL1015542C2 (en) * | 2000-06-27 | 2001-12-28 | Dsm Nv | Dispersing part. |
US20050236734A1 (en) * | 2004-04-22 | 2005-10-27 | Rauwendaal Extrusion Engineering, Inc. | Screw extruder and extruder screw for improved heat transfer |
CN102692480B (en) * | 2012-06-08 | 2014-10-15 | 北京英博苑科技有限公司 | Bionic mixing-extruding experimental machine |
SK6879Y1 (en) | 2013-04-02 | 2014-09-04 | Konstrukta Industry A S | Decompression screw for rubber mixtures processing |
DE102017124091B4 (en) * | 2017-10-17 | 2019-08-01 | Kraussmaffei Technologies Gmbh | Shear and single screw plasticizing unit |
DE102018118883B3 (en) * | 2018-08-03 | 2020-01-16 | Kraussmaffei Technologies Gmbh | Method and device for producing a fiber-reinforced plastic and use of the device for additive manufacturing |
CN113752520B (en) * | 2021-09-01 | 2023-04-14 | 青岛科技大学 | Screw rod |
CN115091644A (en) * | 2022-02-28 | 2022-09-23 | 厦门昊兆科技有限公司 | Novel environment-friendly original granulator |
-
1974
- 1974-12-06 GB GB52852/74A patent/GB1485500A/en not_active Expired
- 1974-12-23 NL NL7416781A patent/NL7416781A/en not_active Application Discontinuation
- 1974-12-27 JP JP50001040A patent/JPS50100161A/ja active Pending
- 1974-12-27 DE DE19742461631 patent/DE2461631A1/en active Pending
-
1975
- 1975-01-03 IT IT19045/75A patent/IT1028198B/en active
- 1975-01-06 FR FR7500236A patent/FR2256825B3/fr not_active Expired
- 1975-01-07 BE BE152193A patent/BE824161A/en unknown
Also Published As
Publication number | Publication date |
---|---|
BE824161A (en) | 1975-07-07 |
DE2461631A1 (en) | 1975-07-10 |
JPS50100161A (en) | 1975-08-08 |
FR2256825B3 (en) | 1977-09-30 |
FR2256825A1 (en) | 1975-08-01 |
NL7416781A (en) | 1975-07-09 |
GB1485500A (en) | 1977-09-14 |
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