CH512987A - Verfahren und Vorrichtung zum Spritzgiessen von Kunststoff zu geschäumten Gegenständen - Google Patents
Verfahren und Vorrichtung zum Spritzgiessen von Kunststoff zu geschäumten GegenständenInfo
- Publication number
- CH512987A CH512987A CH1340769A CH1340769A CH512987A CH 512987 A CH512987 A CH 512987A CH 1340769 A CH1340769 A CH 1340769A CH 1340769 A CH1340769 A CH 1340769A CH 512987 A CH512987 A CH 512987A
- Authority
- CH
- Switzerland
- Prior art keywords
- plastic
- injection molding
- foamed objects
- foamed
- objects
- Prior art date
Links
- 238000001746 injection moulding Methods 0.000 title 1
- 238000000034 method Methods 0.000 title 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
- B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
- B29C44/34—Auxiliary operations
- B29C44/3442—Mixing, kneading or conveying the foamable material
- B29C44/3446—Feeding the blowing agent
- B29C44/3449—Feeding the blowing agent through the screw
-
- 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
- B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
- B29C44/02—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles
- B29C44/04—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles consisting of at least two parts of chemically or physically different materials, e.g. having different densities
- B29C44/0492—Devices for feeding the different 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
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/46—Means for plasticising or homogenising the moulding material or forcing it into the mould
- B29C45/47—Means for plasticising or homogenising the moulding material or forcing it into the mould using screws
- B29C45/50—Axially movable screw
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S264/00—Plastic and nonmetallic article shaping or treating: processes
- Y10S264/83—Injection molding of polyolefin-type foam
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Priority Applications (8)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH1340769A CH512987A (de) | 1969-09-04 | 1969-09-04 | Verfahren und Vorrichtung zum Spritzgiessen von Kunststoff zu geschäumten Gegenständen |
| AT713870A AT318902B (de) | 1969-09-04 | 1970-08-05 | Vorrichtung zum Spritzgießen von Kunststoff |
| NL7012031A NL7012031A (de) | 1969-09-04 | 1970-08-14 | |
| US00067020A US3728053A (en) | 1969-09-04 | 1970-08-26 | Apparatus for the injection molding of plastic objects |
| SE12001/70A SE359481B (de) | 1969-09-04 | 1970-09-03 | |
| FR7032115A FR2060918A5 (de) | 1969-09-04 | 1970-09-03 | |
| GB4227470A GB1323746A (en) | 1969-09-04 | 1970-09-03 | Process and apparatus for the injection moulding of articles from plastics material |
| DE2043981A DE2043981B2 (de) | 1969-09-04 | 1970-09-04 | Anwendung eines Verfahrens und einer Spritzgießvorrichtung zum Spritzgießen von Körpern aus Kunststoff mit dichter Oberfläche |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH1340769A CH512987A (de) | 1969-09-04 | 1969-09-04 | Verfahren und Vorrichtung zum Spritzgiessen von Kunststoff zu geschäumten Gegenständen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH512987A true CH512987A (de) | 1971-09-30 |
Family
ID=4392165
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH1340769A CH512987A (de) | 1969-09-04 | 1969-09-04 | Verfahren und Vorrichtung zum Spritzgiessen von Kunststoff zu geschäumten Gegenständen |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US3728053A (de) |
| AT (1) | AT318902B (de) |
| CH (1) | CH512987A (de) |
| DE (1) | DE2043981B2 (de) |
| FR (1) | FR2060918A5 (de) |
| GB (1) | GB1323746A (de) |
| NL (1) | NL7012031A (de) |
| SE (1) | SE359481B (de) |
Families Citing this family (40)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3884452A (en) * | 1972-09-25 | 1975-05-20 | Manbritt Ind Inc | Blow-molding plasticizing manifold |
| US3937447A (en) * | 1972-12-27 | 1976-02-10 | Siemag Siegener Maschinenbau Gmbh | Injection molding apparatus |
| US3780801A (en) * | 1973-01-29 | 1973-12-25 | Egan Machinery Co | Material feeding apparatus |
| DE2419975C3 (de) * | 1974-04-25 | 1981-06-04 | Klöckner-Werke AG, 4100 Duisburg | Hydraulische Steuervorrichtung für eine Einspritzeinheit einer Kunststoff-Spritzgießmaschine zum Steuern unterschiedlicher Hydraulikdrücke |
| US4119304A (en) * | 1975-07-16 | 1978-10-10 | Package Machinery Company | Apparatus for mixing and dispensing fast setting plastic material into a mold |
| US4125635A (en) * | 1977-04-26 | 1978-11-14 | Ruyter Peter W A De | Method for making a meat analog |
| US4346652A (en) * | 1977-04-26 | 1982-08-31 | Ruyter Peter W A De | Apparatus for making a meat analog |
| AU518083B2 (en) * | 1978-12-15 | 1981-09-10 | Airco Inc. | Disposable face mask |
| NL8001053A (nl) * | 1980-02-21 | 1981-09-16 | Stamicarbon | Werkwijze voor het vormgeven van kunststoffen. |
| US4383764A (en) * | 1981-05-12 | 1983-05-17 | Leon Sloin | Apparatus for continuous extrusion without reverse flow of material |
| JPS60147315A (ja) * | 1984-01-12 | 1985-08-03 | Toshiba Mach Co Ltd | 射出成形機の射出装置 |
| US4728476A (en) * | 1984-10-12 | 1988-03-01 | Resin Stretchers | Method of supplying a moldable mixture of materials to an article forming mold of an injection molding machine |
| DE3500235A1 (de) * | 1985-01-05 | 1986-07-10 | Bayer Ag, 5090 Leverkusen | Kombination aus mischer und formwerkzeug zum herstellen von formteilen aus einem fliessfaehigen reaktionsgemisch aus mindestens zwei fliessfaehigen reaktionskomponenten |
| ES2011346A6 (es) * | 1988-05-12 | 1990-01-01 | Pena Roca Juan | Cierre perfeccionado para husillos de piston en las maquinas de inyeccion de plastico. |
| US5098267A (en) * | 1990-06-22 | 1992-03-24 | Union Carbide Industrial Gases Technology Corporation | Apparatus and method for producing and molding structural foam |
| US5395055A (en) * | 1992-11-03 | 1995-03-07 | Illinois Institute Of Technology | Solid state shear extrusion pulverization |
| US5415354A (en) * | 1992-11-03 | 1995-05-16 | Illinois Institute Of Technology | Solid state shear extrusion pulverization |
| US5397065A (en) * | 1992-11-03 | 1995-03-14 | Illinois Institute Of Technology | Solid state shear extrusion pulverization |
| US5743471A (en) * | 1993-08-02 | 1998-04-28 | Illinois Institute Of Technology | Solid state shear extrusion pulverization |
| US5704555A (en) * | 1993-08-02 | 1998-01-06 | Illinois Institute Of Technology | Single-screw extruder for solid state shear extrusion pulverization and method |
| US5409654A (en) * | 1993-08-05 | 1995-04-25 | Nibco Inc. | Method of reaction injection molding a valve |
| EP0731733A4 (de) * | 1993-12-07 | 1997-07-09 | Univ Northwestern | Wiederaufbereitete polymerwerkstoffen |
| US5439633A (en) * | 1994-07-27 | 1995-08-08 | Spirex Corporation | Plastic extruder having a mixing valve with automatic shut-off |
| US5599096A (en) * | 1996-03-04 | 1997-02-04 | Rog; Aleksandr | Disc screw extruder with free-floating operating member |
| US6109910A (en) * | 1997-04-02 | 2000-08-29 | Tohkai Juken Kogyo Kabushiki Kaisha | Injection molding machine for thermoplastic resin |
| US6479003B1 (en) | 1998-11-18 | 2002-11-12 | Northwestern University | Processes of mixing, compatibilizing, and/or recylcing blends of polymer materials through solid state shear pulverization, and products by such processes |
| US6494390B1 (en) | 2000-05-24 | 2002-12-17 | Northwestern University | Solid state shear pulverization of multicomponent polymeric waste |
| US6818173B1 (en) | 2000-08-10 | 2004-11-16 | Northwestern University | Polymeric blends formed by solid state shear pulverization and having improved melt flow properties |
| DE10145560A1 (de) * | 2001-09-14 | 2003-04-10 | Demag Ergotech Wiehe Gmbh | Verfahren und Vorrichtung zum Spritzgießen von Flüssigsilikonkautschuk |
| US7291297B2 (en) * | 2004-01-23 | 2007-11-06 | Husky Injection Molding Systems Ltd. | Injection molding method and apparatus for continuous plastication |
| EP2361283B1 (de) * | 2008-07-30 | 2018-08-29 | Bluestar Silicones USA Corp. | Verfahren zur herstellung von silikonkautschuk-formprodukten unter verwendung von flüssigem silikonkautschuk |
| US7588789B1 (en) | 2009-04-08 | 2009-09-15 | Wenger Manufacturing, Inc. | High capacity extrusion die assembly |
| US7611347B1 (en) | 2009-04-08 | 2009-11-03 | Wenger Manufacturing Inc. | Extrusion die assembly for high density products |
| US20100260882A1 (en) * | 2009-04-08 | 2010-10-14 | Wenger Manufacturing, Inc. | Extruder assembly with alternating converging and diverging barrel sections |
| US8807825B2 (en) * | 2010-08-16 | 2014-08-19 | B&P Process Equipment And Systems, Llc | Gear box with variably coupled oscillation and rotation for kneading machine |
| WO2014099807A1 (en) | 2012-12-17 | 2014-06-26 | B & P Process Equipment And Systems, Llc | Shaft spacing flange for a kneading machine |
| WO2014099683A1 (en) | 2012-12-17 | 2014-06-26 | B & P Process Equipment And Systems, Llc | Kneading method and apparatus |
| CN110893692B (zh) | 2018-09-13 | 2022-05-24 | 德斯马制鞋设备有限公司 | 具有压力相关阀的注射成型系统 |
| CN111571934A (zh) * | 2020-05-13 | 2020-08-25 | 安徽万有新材料有限公司 | 一种塑料加工用注塑机 |
| US12403431B2 (en) * | 2021-02-19 | 2025-09-02 | Jay-Lor International Inc. | Coned auger |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH387939A (de) * | 1961-10-30 | 1965-02-15 | Buehler Ag Geb | Spritzgussmaschine mit Vakuumentgasung der plastifizierten Masse |
| CH395527A (de) * | 1962-02-16 | 1965-07-15 | Fischer Ag Georg | Plastifizier- und Fördervorrichtung |
| US3391051A (en) * | 1965-04-19 | 1968-07-02 | Bell & Richardson Inc De | Thermoplastic foam sheet material and apparatus for the manufacture thereof |
-
1969
- 1969-09-04 CH CH1340769A patent/CH512987A/de not_active IP Right Cessation
-
1970
- 1970-08-05 AT AT713870A patent/AT318902B/de not_active IP Right Cessation
- 1970-08-14 NL NL7012031A patent/NL7012031A/xx unknown
- 1970-08-26 US US00067020A patent/US3728053A/en not_active Expired - Lifetime
- 1970-09-03 SE SE12001/70A patent/SE359481B/xx unknown
- 1970-09-03 FR FR7032115A patent/FR2060918A5/fr not_active Expired
- 1970-09-03 GB GB4227470A patent/GB1323746A/en not_active Expired
- 1970-09-04 DE DE2043981A patent/DE2043981B2/de not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| AT318902B (de) | 1974-11-25 |
| NL7012031A (de) | 1971-03-08 |
| SE359481B (de) | 1973-09-03 |
| US3728053A (en) | 1973-04-17 |
| DE2043981B2 (de) | 1978-09-07 |
| FR2060918A5 (de) | 1971-06-18 |
| GB1323746A (en) | 1973-07-18 |
| DE2043981A1 (de) | 1971-03-11 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CH512987A (de) | Verfahren und Vorrichtung zum Spritzgiessen von Kunststoff zu geschäumten Gegenständen | |
| AT355796B (de) | Verfahren und vorrichtung zum strangpressen von schaeumbarem thermoplastischem kunststoff | |
| AT311657B (de) | Verfahren zum Einspritzen von plastischen Stoffen aus Kunststoff u.dgl. in Formen | |
| CH523765A (de) | Verfahren und Einrichtung zum Strecken von thermoplastischen Kunststoffolien | |
| CH521844A (de) | Verfahren und Vorrichtung zur Steuerung von Spritzgiessmaschinen | |
| CH442085A (de) | Verfahren zum Verzieren oder Beschriften von Kunststoffartikeln und Vorrichtung zur Durchführung des Verfahrens | |
| AT357753B (de) | Verfahren und vorrichtung zum diskonti- nuierlichen extrudieren von folien aus thermoplastischem kunststoff | |
| AT349741B (de) | Verfahren und vorrichtung zum mischen und auspressen von schaeumbarem polymerem kunst- stoff | |
| DE1809317B2 (de) | Verfahren und spritzgiessvorrichtung zum herstellen von kunststoffkoerpern mit hinterschneidungen | |
| AT324690B (de) | Verfahren und vorrichtung zum biegen von hohlprofilen aus thermoplastischen kunststoffen | |
| CH472960A (de) | Verfahren und Vorrichtung zur Herstellung von dekorierten, spritzgegossenen Plastgegenständen | |
| AT316119B (de) | Verfahren und Vorrichtung zur Herstellung von Schaumstoffkörpern aus einen Füllstoff enthaltendem härtbarem Kunststoff | |
| CH528359A (de) | Verfahren und Vorrichtung zum Spritzgiessen von Kunststoffteilen | |
| CH479654A (de) | Verfahren und Vorrichtung zum Herstellen von Polyamidformkörpern | |
| CH521835A (de) | Verfahren und Vorrichtung zur Herstellung von Formlingen in einer Formmaschine | |
| AT335725B (de) | Verfahren und vorrichtung zum herstellen von hohkorpern aus thermoplastischem kunststoff | |
| CH498709A (de) | Spritzgiessverfahren und Spritzgiesswerkzeug zu dessen Durchführung | |
| CH486979A (de) | Verfahren und Vorrichtung zum Spritzgiessen von Gegenständen aus Schaumkunststoff | |
| CH385478A (de) | Verfahren und Vorrichtung zur Aufbereitung von plastifizierbarem Kunststoff | |
| AT279144B (de) | Verfahren und Vorrichtung zur Herstellung von Gegenständen aus schäumbarem Kunststoff | |
| CH487729A (de) | Verfahren zum Spritzgiessen von Gegenständen aus Schaumkunststoff | |
| DD45835A1 (de) | Verfahren und vorrichtung zur Herstellung von härtbaren Kunststoff-Formkörpern | |
| CH513062A (de) | Verfahren und Vorrichtung zum Ein- und Auslagern von Stückgut | |
| AT349743B (de) | Verfahren und vorrichtung zum herstellen von gegenstaenden aus schaeumbarem thermoplatischem kunststoff | |
| CH472285A (de) | Verfahren und Vorrichtung zum Aufschäumen von Kunststoffen |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased |