IT1062045B - Procedimento per la estrusione di pellicole elastomere termoplastiche in particolare per la produzione di nastri e fogli adesivi - Google Patents
Procedimento per la estrusione di pellicole elastomere termoplastiche in particolare per la produzione di nastri e fogli adesiviInfo
- Publication number
- IT1062045B IT1062045B IT50199/76A IT5019976A IT1062045B IT 1062045 B IT1062045 B IT 1062045B IT 50199/76 A IT50199/76 A IT 50199/76A IT 5019976 A IT5019976 A IT 5019976A IT 1062045 B IT1062045 B IT 1062045B
- Authority
- IT
- Italy
- Prior art keywords
- extrusion
- sheets
- procedure
- production
- thermoplastic elastomer
- 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
- B29C48/505—Screws
- B29C48/535—Screws with thread pitch varying along the longitudinal axis
-
- 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
- B29B7/58—Component parts, details or accessories; Auxiliary operations
- B29B7/60—Component parts, details or accessories; Auxiliary operations for feeding, e.g. end guides for the incoming material
- B29B7/603—Component parts, details or accessories; Auxiliary operations for feeding, e.g. end guides for the incoming material in measured doses, e.g. proportioning of several materials
-
- 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
-
- 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
- B29C48/022—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the choice of material
-
- 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
- B29C48/29—Feeding the extrusion material to the extruder in liquid form
-
- 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
- B29C48/40—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 using two or more parallel screws or at least two parallel non-intermeshing screws, e.g. twin screw extruders
- B29C48/42—Non-identical or non-mirrored screws
-
- 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
- B29C48/40—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 using two or more parallel screws or at least two parallel non-intermeshing screws, e.g. twin screw extruders
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/591,796 US3984509A (en) | 1975-06-30 | 1975-06-30 | Extrusion process for mixtures of elastomer particles and resin particles |
Publications (1)
Publication Number | Publication Date |
---|---|
IT1062045B true IT1062045B (it) | 1983-06-25 |
Family
ID=24367972
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT50199/76A IT1062045B (it) | 1975-06-30 | 1976-06-28 | Procedimento per la estrusione di pellicole elastomere termoplastiche in particolare per la produzione di nastri e fogli adesivi |
Country Status (12)
Country | Link |
---|---|
US (1) | US3984509A (it) |
JP (1) | JPS526778A (it) |
BE (1) | BE843654A (it) |
BR (1) | BR7604289A (it) |
CA (1) | CA1070466A (it) |
DE (1) | DE2628910A1 (it) |
DK (1) | DK290776A (it) |
FR (1) | FR2324434A1 (it) |
GB (1) | GB1522055A (it) |
IN (1) | IN143246B (it) |
IT (1) | IT1062045B (it) |
NL (1) | NL7606096A (it) |
Families Citing this family (31)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4101613A (en) * | 1975-10-15 | 1978-07-18 | Concorde Fibers, Inc. | Production of shaped, high polymeric articles |
US4136071A (en) * | 1976-05-18 | 1979-01-23 | Johnson & Johnson | Mixed block polymer adhesive |
US4178337A (en) * | 1977-10-18 | 1979-12-11 | Johnson & Johnson | Thermoplastic elastomeric film extrusion process |
US4379806A (en) * | 1979-07-05 | 1983-04-12 | Johnson & Johnson | Pressure-sensitive adhesive tape and process |
US4431598A (en) * | 1980-02-25 | 1984-02-14 | Permacel | Process for extruding adhesive films and tapes |
US4388349A (en) * | 1980-11-21 | 1983-06-14 | Permacel | Extrusion coating process |
US4526736A (en) * | 1982-06-30 | 1985-07-02 | Cosden Technology, Inc. | Process and apparatus for manufacturing flexible foamed articles |
US4552713A (en) * | 1983-02-04 | 1985-11-12 | Jamak, Inc. | Method of forming an improved handgrip having non-slip features |
US4663103A (en) * | 1983-08-09 | 1987-05-05 | Collins & Aikman Corporation | Apparatus and method of extrusion |
ES8605549A1 (es) * | 1984-09-22 | 1986-03-16 | Wardle Storeys Plc | Un metodo para fabricar un material polimero,perfilado,para amortiguar vibraciones y aislar el sonido |
DE3506635A1 (de) * | 1985-02-26 | 1986-08-28 | Simar Fördertechnik GmbH, 7145 Markgröningen | Vorrichtung zum dosieren und zufuehren mehrerer granulat- und/oder pulverfoermiger komponenten fuer einen extruder |
US4789507A (en) * | 1985-10-28 | 1988-12-06 | Hoechst Celanese Corporation | Production of preceramic and ceramic fibers from friable, thermally sensitive organosilicon preceramic polymers |
US4696779A (en) * | 1986-03-17 | 1987-09-29 | Kimberly-Clark Corporation | Method and apparatus for forming an isotropic self-adhering elastomeric ribbon |
US5104921A (en) * | 1988-02-17 | 1992-04-14 | Shell Oil Company | Radiation cured polymer composition |
US5686158A (en) * | 1991-11-21 | 1997-11-11 | Jmk International, Inc. | Low specific gravity silicone rubber golf club grip |
USH1402H (en) * | 1992-09-24 | 1995-01-03 | Shell Oil Company | Styrene-isoprene-styrene block copolymer composition and adhesives made therefrom |
DE4313008C1 (de) * | 1993-04-21 | 1994-11-10 | Beiersdorf Ag | Selbstklebemasse auf Acrylathotmelt-Basis, Verfahren zu deren Herstellung und deren Verwendung |
US5520868A (en) * | 1994-01-24 | 1996-05-28 | Kt Industries Inc. | Forming pressure sensitive adhesive tape |
US5412032A (en) * | 1994-02-22 | 1995-05-02 | Shell Oil Company | High molecular weight low coupled linear styrene-isoprene-styrene block copolymer composition and adhesives made therefrom |
US5466320A (en) * | 1994-05-09 | 1995-11-14 | Oscoda Plastics, Inc. | Making a cushiony decorative tile or cover product from extruded recycled membrane with discrete fibers randomly dispersed therein |
US5804663A (en) * | 1995-03-16 | 1998-09-08 | Shell Oil Company | Radiation sensitive vinyl aromatic block copolymers and compositions containing them |
US6197419B1 (en) | 1997-09-19 | 2001-03-06 | 3M Innovative Properties Co. | Blended adhesives and articles incorporating the same |
US6541098B2 (en) | 2000-12-22 | 2003-04-01 | Avery Dennison Corporation | Three-dimensional flexible adhesive film structures |
BR0212387B1 (pt) * | 2002-07-11 | 2011-11-29 | processo e aparelho para produzir continuamente uma composição elastomérica. | |
US7390118B2 (en) * | 2004-10-15 | 2008-06-24 | Husky Injection Molding Systems Ltd. | Extruder assembly |
US7704676B2 (en) * | 2007-09-04 | 2010-04-27 | Kraton Polymers U.S. Llc | Block copolymers having distinct isoprene and butadiene midblocks, method for making same, and uses for such block copolymers |
US9457547B2 (en) * | 2007-11-07 | 2016-10-04 | Magnum Magnetics Corporation | Extrudable adherable material systems |
CN102336011A (zh) * | 2011-07-22 | 2012-02-01 | 苏州天加新材料有限公司 | 粉料输送机构 |
CN103029274A (zh) * | 2012-12-07 | 2013-04-10 | 宁波新海太塑料机械有限公司 | 一种注射装置 |
GB201718148D0 (en) * | 2017-11-02 | 2017-12-20 | Ipotts Ltd | Hair cutting comb |
GB2603007B (en) * | 2021-01-26 | 2023-01-11 | Pickuls Gizmo Ltd | A hair cutting guide |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2541201A (en) * | 1948-08-28 | 1951-02-13 | Nat Rubber Machinery Co | Method of extrusion |
US3300543A (en) * | 1957-09-23 | 1967-01-24 | Avery Products Corp | Stabilized pressure sensitive adhesive consisting of saturated polyester and vinyl chloride polymer |
US3160915A (en) * | 1962-01-31 | 1964-12-15 | Monsanto Co | Apparatus for continuously advancing plastic materials along the flights of an extruder screw |
US3281383A (en) * | 1962-08-09 | 1966-10-25 | Phillips Petroleum Co | Branched polymers prepared from monolithium-terminated polymers and compounds having at least three reactive sites |
US3239478A (en) * | 1963-06-26 | 1966-03-08 | Shell Oil Co | Block copolymer adhesive compositions and articles prepared therefrom |
GB1177675A (en) * | 1966-04-13 | 1970-01-14 | Morgan Adhesives Co | Pressure Sensitive Adhesive Composition. |
US3577398A (en) * | 1966-06-09 | 1971-05-04 | Goodyear Tire & Rubber | Synthetic resin |
US3767754A (en) * | 1968-11-15 | 1973-10-23 | Allied Chem | Method for melting and dispersion of thermoplastic polymers |
US3787531A (en) * | 1969-04-04 | 1974-01-22 | Minnesota Mining & Mfg | Pressure-sensitive adhesives comprising a block copolymer and a tackifier |
DE1927923A1 (de) * | 1969-05-31 | 1970-12-03 | Bayer Ag | Verfahren zur kontinuierlichen Herstellung von Polyamid-Profilen durch ionische Polymerisation von Lactamen |
DE2026834C3 (de) * | 1969-06-03 | 1974-01-17 | Tore Jan Boerje Haelsingborg Aakesson (Schweden) | Schneckenpresse mit einer in einem Schneckengehäuse drehbar angeordneten Einzel schnecke zum Plastizieren von Kunststoff |
US3592710A (en) * | 1969-09-18 | 1971-07-13 | Morgan Adhesives Co | Method of producing pressure sensitive adhesives |
DE2043833B2 (de) * | 1970-09-04 | 1972-03-09 | Fa. Werner & Pfleiderer, 7000 Stuttgart | Schneckenstrangpresse fuer die verarbeitung und behandlung von schmelzen plastischer stoffe kunststoffpulver und granu laten |
US3783072A (en) * | 1971-11-02 | 1974-01-01 | Johnson & Johnson | Extrusion process for pressure-sensitive adhesive sheets and tapes |
DE2310514A1 (de) * | 1973-03-02 | 1974-09-19 | Stefan Fischer | Schneckenpresse |
US3929323A (en) * | 1974-11-14 | 1975-12-30 | Egan Machinery Co | Extruder feed section |
-
1975
- 1975-06-30 US US05/591,796 patent/US3984509A/en not_active Expired - Lifetime
-
1976
- 1976-06-04 NL NL7606096A patent/NL7606096A/xx not_active Application Discontinuation
- 1976-06-26 IN IN1141/CAL/1976A patent/IN143246B/en unknown
- 1976-06-28 IT IT50199/76A patent/IT1062045B/it active
- 1976-06-28 DE DE19762628910 patent/DE2628910A1/de active Granted
- 1976-06-28 DK DK290776A patent/DK290776A/da not_active Application Discontinuation
- 1976-06-29 JP JP51076120A patent/JPS526778A/ja active Granted
- 1976-06-29 CA CA255,928A patent/CA1070466A/en not_active Expired
- 1976-06-29 GB GB26995/76A patent/GB1522055A/en not_active Expired
- 1976-06-30 BE BE168529A patent/BE843654A/xx not_active IP Right Cessation
- 1976-06-30 FR FR7620000A patent/FR2324434A1/fr active Granted
- 1976-06-30 BR BR7604289A patent/BR7604289A/pt unknown
Also Published As
Publication number | Publication date |
---|---|
JPS6117647B2 (it) | 1986-05-08 |
BE843654A (fr) | 1976-12-30 |
DK290776A (da) | 1976-12-31 |
DE2628910A1 (de) | 1977-01-27 |
JPS526778A (en) | 1977-01-19 |
FR2324434A1 (fr) | 1977-04-15 |
CA1070466A (en) | 1980-01-29 |
GB1522055A (en) | 1978-08-23 |
DE2628910C2 (it) | 1987-06-25 |
BR7604289A (pt) | 1977-04-05 |
US3984509A (en) | 1976-10-05 |
NL7606096A (nl) | 1977-01-03 |
FR2324434B1 (it) | 1980-01-25 |
IN143246B (it) | 1977-10-22 |
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