IT1205213B - Estrusore per materiali polimerici - Google Patents

Estrusore per materiali polimerici

Info

Publication number: IT1205213B
Authority: IT; Italy
Prior art keywords: extruder; polymeric materials; polymeric; materials
Prior art date: 1987-06-30

Application number

IT21106/87A

Other languages

English (en)

Other versions

IT8721106A0 (it

Inventor

Giovanni Sironi

Original Assignee

Pirelli Cavi Spa

Priority date (The priority date 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 date listed.)

1987-06-30

Filing date

1987-06-30

Publication date

1989-03-15

1987-06-30 Application filed by Pirelli Cavi Spa filed Critical Pirelli Cavi Spa

1987-06-30 Priority to IT21106/87A priority Critical patent/IT1205213B/it

1987-06-30 Publication of IT8721106A0 publication Critical patent/IT8721106A0/it

1988-05-31 Priority to AU16935/88A priority patent/AU599487B2/en

1988-06-09 Priority to NZ224955A priority patent/NZ224955A/xx

1988-06-20 Priority to US07/209,229 priority patent/US4859068A/en

1988-06-22 Priority to EP19880109928 priority patent/EP0299241A3/en

1988-06-29 Priority to FI883112A priority patent/FI883112L/fi

1988-06-29 Priority to CA000570663A priority patent/CA1293844C/en

1988-06-30 Priority to BR8803336A priority patent/BR8803336A/pt

1989-03-15 Application granted granted Critical

1989-03-15 Publication of IT1205213B publication Critical patent/IT1205213B/it

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
- B29C48/285—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
- B29C48/50—Details of extruders
- B29C48/505—Screws
- B29C48/51—Screws with internal flow passages, e.g. for molten 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
- B29C48/06—Rod-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
- B29C48/03—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
- B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
- 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
- B29C48/16—Articles comprising two or more components, e.g. co-extruded layers
- B29C48/18—Articles comprising two or more components, e.g. co-extruded layers the components being layers
- B29C48/21—Articles comprising two or more components, e.g. co-extruded layers the components being layers the layers being joined at their surfaces
- 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
- B29C48/32—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles
- B29C48/335—Multiple annular extrusion nozzles in coaxial arrangement, e.g. for making multi-layered tubular articles
- 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
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
- B29K2105/0005—Condition, form or state of moulded material or of the material to be shaped containing compounding ingredients

Landscapes

Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
Manufacturing & Machinery (AREA)
Extrusion Moulding Of Plastics Or The Like (AREA)

IT21106/87A 1987-06-30 1987-06-30 Estrusore per materiali polimerici IT1205213B (it)

Priority Applications (8)

Application Number	Priority Date	Filing Date	Title
IT21106/87A IT1205213B (it)	1987-06-30	1987-06-30	Estrusore per materiali polimerici
AU16935/88A AU599487B2 (en)	1987-06-30	1988-05-31	Extruder for polymeric materials
NZ224955A NZ224955A (en)	1987-06-30	1988-06-09	Extruder with hollow screw: screw flights on outside and inside of screw
US07/209,229 US4859068A (en)	1987-06-30	1988-06-20	Screw type extruder with flow chambers externally and internally of screw
EP19880109928 EP0299241A3 (en)	1987-06-30	1988-06-22	Extruder for polymeric materials
FI883112A FI883112L (fi)	1987-06-30	1988-06-29	Extruder foer polymermaterial.
CA000570663A CA1293844C (en)	1987-06-30	1988-06-29	Screw type extruder with flow chambers externally and internally of screw
BR8803336A BR8803336A (pt)	1987-06-30	1988-06-30	Extrusor para materiais polimericos

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
IT21106/87A IT1205213B (it)	1987-06-30	1987-06-30	Estrusore per materiali polimerici

Publications (2)

Publication Number	Publication Date
IT8721106A0 IT8721106A0 (it)	1987-06-30
IT1205213B true IT1205213B (it)	1989-03-15

Family

ID=11176830

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
IT21106/87A IT1205213B (it)	1987-06-30	1987-06-30	Estrusore per materiali polimerici

Country Status (8)

Country	Link
US (1)	US4859068A (it)
EP (1)	EP0299241A3 (it)
AU (1)	AU599487B2 (it)
BR (1)	BR8803336A (it)
CA (1)	CA1293844C (it)
FI (1)	FI883112L (it)
IT (1)	IT1205213B (it)
NZ (1)	NZ224955A (it)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US5114333A (en) *	1989-10-10	1992-05-19	Hoover Universal, Inc.	Die head for plastic with barrier forming material
CA2015639C (en) *	1990-04-27	1993-08-10	Changize Sadr	Process and apparatus for molding foamed plastic article
US5074434A (en) *	1990-11-16	1991-12-24	Himecs Co., Ltd.	Apparatus for dispensing disk-shaped objects
US5126088A (en) *	1991-07-05	1992-06-30	Thermal Industries, Inc.	Method for producing an extrusion having a wood grain appearance and an associated apparatus
US5486327A (en) *	1994-01-21	1996-01-23	Bemis Manufacturing Company	Apparatus and method for injecting or extruding colored plastic
USD367282S (en)	1995-02-08	1996-02-20	Yarbrough Harvey M	Extrusion apparatus
US5614227A (en) *	1995-02-08	1997-03-25	Illinois Tool Works, Inc.	Extrusion apparatus
US5670112A (en) *	1995-02-23	1997-09-23	Dynamic Mixer, Inc.	Multiphase matter introduction with a plasticating screw arrangement
US5744092A (en) *	1995-02-23	1998-04-28	Halgren; Donald N.	Axially movable cluster conduits for plastic processing in a screw machine
US6454454B1 (en)	1996-04-30	2002-09-24	Robert A. Barr	Polymer melting and extruding apparatus with linear downstream threads
US5725822A (en) *	1996-05-24	1998-03-10	W. R. Grace & Co.-Conn.	Extrusion of electrode material by liquid injection into extruder barrel
TW470789B (en) *	1998-08-29	2002-01-01	Barmag Barmer Maschf	Apparatus for mixing and advancing a polymer melt
US6627134B2 (en) *	2000-09-05	2003-09-30	Community Enterprises, Llc	Apparatus for molding multilayered articles
DE102007000511A1 (de) *	2007-10-16	2009-04-23	Universität Duisburg-Essen	Extruder mit einer Plastifizierschnecke und einer koaxial darum angeordneten Einzugsschnecke
CN104816398A (zh) *	2015-04-11	2015-08-05	厦门川汉环保科技有限公司	应用回收废塑料膜的双热式造粒装置
CN105313302A (zh) *	2015-10-27	2016-02-10	顺德职业技术学院	锥形空心单螺杆复合共挤出机
CN105313304A (zh) *	2015-10-27	2016-02-10	顺德职业技术学院	有双面螺槽的空心单螺杆挤出机
CN105313303A (zh) *	2015-10-27	2016-02-10	顺德职业技术学院	锥形空心单螺杆挤出机
FI128422B (en)	2019-01-11	2020-04-30	Teknologian Tutkimuskeskus Vtt Oy	Single screw extruders and extrusion procedure
CN118438638A (zh) *	2024-05-31	2024-08-06	四川新纳中橡橡塑有限公司	一种高分子材料加工设备及加工方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
BE517742A (it) *	1952-02-23	1900-01-01
US3021561A (en) *	1959-03-04	1962-02-20	Reifenhauser K G	Plasticizing and injection apparatus for plastic or synthetic materials
BE596143A (it) *	1959-11-27	1900-01-01
US3588956A (en) *	1968-12-16	1971-06-29	Phillips Petroleum Co	Apparatus and method for controlling temperature in a feed screw
DE2419952B2 (de) *	1974-04-25	1976-06-24	Henkel & Cie GmbH, 4000 Düsseldorf	Extruder zum herstellen eines zweifarbigen stranges
DE2526917C2 (de) *	1975-06-16	1979-06-28	Henkel Kgaa, 4000 Duesseldorf	Vorrichtung zur Herstellung zweifarbig gestreifter Seifenstücke

1987
- 1987-06-30 IT IT21106/87A patent/IT1205213B/it active
1988
- 1988-05-31 AU AU16935/88A patent/AU599487B2/en not_active Ceased
- 1988-06-09 NZ NZ224955A patent/NZ224955A/xx unknown
- 1988-06-20 US US07/209,229 patent/US4859068A/en not_active Expired - Fee Related
- 1988-06-22 EP EP19880109928 patent/EP0299241A3/en not_active Withdrawn
- 1988-06-29 CA CA000570663A patent/CA1293844C/en not_active Expired - Lifetime
- 1988-06-29 FI FI883112A patent/FI883112L/fi not_active Application Discontinuation
- 1988-06-30 BR BR8803336A patent/BR8803336A/pt unknown

Also Published As

Publication number	Publication date
CA1293844C (en)	1992-01-07
US4859068A (en)	1989-08-22
AU1693588A (en)	1989-01-05
EP0299241A3 (en)	1991-03-06
NZ224955A (en)	1990-06-26
IT8721106A0 (it)	1987-06-30
BR8803336A (pt)	1989-01-17
AU599487B2 (en)	1990-07-19
EP0299241A2 (en)	1989-01-18
FI883112A7 (fi)	1988-12-31
FI883112A0 (fi)	1988-06-29
FI883112L (fi)	1988-12-31

Publication	Publication Date	Title
NO173175C (no)	1993-11-10	Ekstruderingsform for to-lags plastroer
DE3855009D1 (de)	1996-03-28	Thermoplastische Harzzusammensetzung
DE59003323D1 (de)	1993-12-09	Füllstoffhaltige thermoplastische Formmassen.
DE3856287D1 (de)	1999-02-11	Thermoplastische harzzusammensetzung
DE3853797D1 (de)	1995-06-22	Thermoplastische Harzzusammentsetzung.
IT8721106A0 (it)	1987-06-30	Estrusore per materiali polimerici.
DK94089A (da)	1989-02-28	Ledende polymerkompositmateriale
DE3854984D1 (de)	1996-03-21	Schneckenstrangpresse
DE3851992D1 (de)	1994-12-08	Thermoplastische Harzzusammensetzung.
DE3888719D1 (de)	1994-05-05	Thermoplastische Harzzusammensetzung.
DE3851385D1 (de)	1994-10-13	Thermoplastische Formmassen.
DE3851681D1 (de)	1994-11-03	Thermoplastische Harzzusammensetzung.
DE3886879D1 (de)	1994-02-17	Thermoplastische Harzzusammensetzung.
FI874595L (fi)	1988-04-24	Multiskruvextruder.
BR8803854A (pt)	1989-02-21	Composicao termoplastica
IT1220175B (it)	1990-06-06	Dispositivo estrusore per materie plastiche
FI884329L (fi)	1989-03-24	Haestsko av plastmaterial.
IT1226132B (it)	1990-12-12	Vite per estrusore.
ATE72731T1 (de)	1992-03-15	Extrusion von plastischem material.
DE3871479D1 (de)	1992-07-02	Thermoplastische harzzusammensetzung.
FI895074A7 (fi)	1990-04-29	Suulakepuristin
FI890519A7 (fi)	1989-08-27	Suulakepuristin
FI823885A0 (fi)	1982-11-12	Extruder foer plastmaterial
DK130589A (da)	1989-03-17	Termoplastisk harpikssammensaetning
IT1204871B (it)	1989-03-10	Lubrificanti per materiali termoplastici