ES8800864A1 - Un aparato para moldear espuma. - Google Patents
Un aparato para moldear espuma.Info
- Publication number
- ES8800864A1 ES8800864A1 ES554208A ES554208A ES8800864A1 ES 8800864 A1 ES8800864 A1 ES 8800864A1 ES 554208 A ES554208 A ES 554208A ES 554208 A ES554208 A ES 554208A ES 8800864 A1 ES8800864 A1 ES 8800864A1
- Authority
- ES
- Spain
- Prior art keywords
- particles
- mold cavity
- expanding agent
- heated
- foamed thermoplastic
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/16—Making expandable particles
- C08J9/18—Making expandable particles by impregnating polymer particles with the blowing agent
-
- 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
- B29C44/36—Feeding the material to be shaped
- B29C44/38—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length
- B29C44/44—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length in solid form
- B29C44/445—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length in solid form in the form of expandable granules, particles or beads
-
- 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
- B29K2023/00—Use of polyalkenes or derivatives thereof as moulding material
- B29K2023/04—Polymers of ethylene
- B29K2023/06—PE, i.e. polyethylene
-
- 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
- B29K2025/00—Use of polymers of vinyl-aromatic compounds or derivatives thereof as moulding material
-
- 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
- B29K2105/24—Condition, form or state of moulded material or of the material to be shaped crosslinked or vulcanised
-
- 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
- Y10S264/11—Molding styropor using steam probes-batch
-
- 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
- Y10S264/18—Cross-linking a thermoplastic linear foam during molding
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
Abstract
APARATO PARA MOLDEAR ESPUMA. CONSTA DE UN CALENTADOR DE RESISTENCIA ELECTRICA (171) DISPUESTO GENERALMENTE EN POSICION COAXIAL CON LA SONDA (167), EL CUAL TIENE TERMINALES ELECTRICOS (175, 176) EXTERIORES AL ALOJAMIENTO (161); DE MEDIOS PARA ENFRIAR EL MOLDE DISPUESTOS EXTERIORMENTE A LA SUPERFICIE INTERIOR DEL MISMO; DE MEDIOS PARA INTRODUCIR EN EL MOLDE UN GAS CALENTADO, POR UN PUNTO ALEJADO DE LA SUPERFICIE INTERIOR, ESTANDO DICHOS MEDIOS DE INTRODUCCION DEL GAS EN UN PUNTO GENERALMENTE ALEJADO DE LA SUPERFICIE INTERIOR DEL MOLDE; Y DE MEDIOS PARA RETIRAR DE LA CAVIDAD DEL MOLDE LOS MEDIOS PARA LA INTRODUCCION DEL GAS. DE APLICACION EN LA PREPARACION DE ARTICULOS ESPUMADOS MOLDEADOS, A PARTIR DE UNA PLURALIDAD DE PARTICULAS RESINOSAS EXPANDIBLES.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/725,952 US4693856A (en) | 1985-04-22 | 1985-04-22 | Method and apparatus for the preparation of foamed thermoplastic articles |
Publications (2)
Publication Number | Publication Date |
---|---|
ES554208A0 ES554208A0 (es) | 1987-12-01 |
ES8800864A1 true ES8800864A1 (es) | 1987-12-01 |
Family
ID=24916600
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES554208A Expired ES8800864A1 (es) | 1985-04-22 | 1986-04-21 | Un aparato para moldear espuma. |
Country Status (12)
Country | Link |
---|---|
US (1) | US4693856A (es) |
EP (1) | EP0220238A4 (es) |
JP (1) | JPS62500514A (es) |
KR (1) | KR880700011A (es) |
AU (1) | AU585985B2 (es) |
BR (1) | BR8606659A (es) |
CA (1) | CA1259768A (es) |
DK (1) | DK624486D0 (es) |
ES (1) | ES8800864A1 (es) |
GR (1) | GR861046B (es) |
NO (1) | NO865206L (es) |
WO (1) | WO1986006393A1 (es) |
Families Citing this family (31)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2594847B1 (fr) * | 1986-02-25 | 1989-06-02 | Moet Hennessy Rech | Procede de preparation de polypeptides biologiquement actifs, polypeptides obtenus et compositions les contenant |
DE3613380A1 (de) * | 1986-04-21 | 1987-10-22 | Joachim Teubert | Foerdervorrichtung fuer mittels eines fluids gefoerdertes, perlig strukturiertes elastisches gut |
US4804507A (en) * | 1988-04-25 | 1989-02-14 | The Dow Chemical Company | Process and apparatus for producing gas pressurized foam particles |
EP0578272B1 (en) * | 1988-10-31 | 1997-02-26 | Mitsubishi Denki Kabushiki Kaisha | Porous structural unit |
US5259105A (en) * | 1989-01-23 | 1993-11-09 | Zimmerman Jr Joseph E | Method of use for pneumatically operated mold ejection apparatus |
DE69021377T2 (de) * | 1989-12-12 | 1996-01-25 | Kobe Steel Ltd | VERFAHREN ZUM FORMEN EINES VORGEFORMTEN KöRPERS AUS FASERVERSTÄRKTEM VERBUNDMATERIAL. |
IT1276890B1 (it) * | 1994-12-01 | 1997-11-03 | Enichem Spa | Procedimento per la produzione di elementi strutturali termoisolanti ed elementi cosi ottenuti |
US5858288A (en) * | 1996-07-18 | 1999-01-12 | Bullard; Calvin P. | Method for molding expandable polystyrene foam articles |
TW369475B (en) * | 1997-06-18 | 1999-09-11 | Jsp Corp | Production apparatus of expansion-molded article, auxiliary member for transfer of foamed particles and production method of expansion-molded article |
JP3928318B2 (ja) * | 1999-12-29 | 2007-06-13 | 株式会社カネカ | ポリオレフィン系合成樹脂の型内発泡成形方法 |
US7951449B2 (en) * | 2002-06-27 | 2011-05-31 | Wenguang Ma | Polyester core materials and structural sandwich composites thereof |
US7585439B2 (en) * | 2003-05-17 | 2009-09-08 | Micro Green Polymers, Inc. | Manufacture of fully recyclable foamed polymer from recycled material |
US9296126B2 (en) | 2003-05-17 | 2016-03-29 | Microgreen Polymers, Inc. | Deep drawn microcellularly foamed polymeric containers made via solid-state gas impregnation thermoforming |
US7201625B2 (en) | 2004-03-11 | 2007-04-10 | Tzong In Yeh | Foam product having outer skin and method for producing the same |
US7172481B2 (en) * | 2004-03-11 | 2007-02-06 | Tzong In Yeh | Sports board |
US20070078353A1 (en) * | 2005-10-04 | 2007-04-05 | Welch Allyn, Inc. | Method and apparatus for removing baseline wander from an ECG signal |
US20070109573A1 (en) * | 2005-11-14 | 2007-05-17 | Kabushiki Kaisha Toshiba | Image forming apparatus and method |
US7670202B2 (en) * | 2005-11-14 | 2010-03-02 | Tzong In Yeh | Foam product |
US7807260B2 (en) | 2007-01-17 | 2010-10-05 | Microgreen Polymers, Inc. | Multi-layered foamed polymeric objects and related methods |
US8877331B2 (en) * | 2007-01-17 | 2014-11-04 | MicroGREEN Polymers | Multi-layered foamed polymeric objects having segmented and varying physical properties and related methods |
US9669593B2 (en) | 2007-06-14 | 2017-06-06 | The Boeing Company | Light weight thermoplastic flex foam and hybrid duct system |
US20100052201A1 (en) * | 2008-03-03 | 2010-03-04 | Microgreen Polymers, Inc. | Foamed cellular panels and related methods |
US8568125B2 (en) | 2008-04-14 | 2013-10-29 | Microgreen Polymers Inc. | Roll fed flotation/impingement air ovens and related thermoforming systems for corrugation-free heating and expanding of gas impregnated thermoplastic webs |
US8080194B2 (en) | 2008-06-13 | 2011-12-20 | Microgreen Polymers, Inc. | Methods and pressure vessels for solid-state microcellular processing of thermoplastic rolls or sheets |
US8827197B2 (en) * | 2008-11-04 | 2014-09-09 | Microgreen Polymers Inc | Apparatus and method for interleaving polymeric roll for gas impregnation and solid-state foam processing |
US20110195165A1 (en) * | 2010-02-08 | 2011-08-11 | Cahill John E | Material and sheet for packaging bacon and/or other meats, and methods for making and using the same |
CA2795961A1 (en) | 2010-04-19 | 2011-10-27 | Krishna Nadella | A method for joining thermoplastic polymer material |
US9914247B2 (en) | 2012-02-29 | 2018-03-13 | Dart Container Corporation | Method for infusing a gas into a thermoplastic material, and related systems |
US9809404B2 (en) | 2013-01-14 | 2017-11-07 | Dart Container Corporation | Systems for unwinding a roll of thermoplastic material interleaved with a porous material, and related methods |
TWI529059B (zh) * | 2013-11-29 | 2016-04-11 | Taiwan Green Point Entpr Co | Injection molding machine and the use of the tablet press detection system and detection methods |
DE102022114033A1 (de) * | 2022-06-02 | 2023-12-07 | Siegfried Hofmann Gmbh | Formwerkzeug zur Verarbeitung eines Partikelschaummaterials zur Herstellung eines Partikelschaumformteils |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA907812A (en) * | 1972-08-22 | F. J. Cotterell Robert | Method of moulding heat-expandable thermoplastics material, and moulds therefor | |
US2898632A (en) * | 1955-10-19 | 1959-08-11 | Dayton Formold Inc | Molding plastic foam |
NL240348A (es) * | 1958-06-18 | |||
DE1704465A1 (de) * | 1967-02-23 | 1971-05-19 | Basf Ag | Verfahren zur Herstellung von Schaumstoff-Formkoerpern aus AEthylen- oder Propylenpolymerisaten |
FR1551168A (es) * | 1967-11-14 | 1968-12-27 | ||
GB1128326A (en) * | 1968-03-06 | 1968-09-25 | Foley Packaging And Insulation | Method of and apparatus for the production of moulded articles of expanded polystrene |
US3809735A (en) * | 1968-09-26 | 1974-05-07 | R Cotterell | Method of moulding heat-expandable thermoplastic polymeric resinous granules involving enhanced distribution of the hot gaseous medium in the mold cavity |
US4073843A (en) * | 1972-09-11 | 1978-02-14 | Foster Grant Co., Inc. | Process of partially expanding thermoplastic particles using a mixture of steam and a hot dry gas |
IT1008525B (it) * | 1972-12-19 | 1976-11-30 | Kanegafuchi Chemical Ind | Collegamento di sci a blocco ad inerzia metodo ed apparecchio di stampag gio per resine poliolefiniche espanse |
DE2922314A1 (de) * | 1979-05-31 | 1981-02-12 | Civag Ag Fuer Verpackungsforsc | Verfahren und vorrichtung zur herstellung von formkoerpern aus schaeumbaren thermoplastischen kunststoffen |
-
1985
- 1985-04-22 US US06/725,952 patent/US4693856A/en not_active Expired - Fee Related
-
1986
- 1986-04-14 JP JP61502400A patent/JPS62500514A/ja active Pending
- 1986-04-14 EP EP19860902721 patent/EP0220238A4/en not_active Withdrawn
- 1986-04-14 BR BR8606659A patent/BR8606659A/pt unknown
- 1986-04-14 WO PCT/US1986/000771 patent/WO1986006393A1/en not_active Application Discontinuation
- 1986-04-14 AU AU57705/86A patent/AU585985B2/en not_active Ceased
- 1986-04-18 CA CA000507008A patent/CA1259768A/en not_active Expired
- 1986-04-21 GR GR861046A patent/GR861046B/el unknown
- 1986-04-21 ES ES554208A patent/ES8800864A1/es not_active Expired
- 1986-12-19 NO NO865206A patent/NO865206L/no unknown
- 1986-12-22 KR KR860700917A patent/KR880700011A/ko not_active Application Discontinuation
- 1986-12-22 DK DK624486A patent/DK624486D0/da not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
AU585985B2 (en) | 1989-06-29 |
AU5770586A (en) | 1986-11-18 |
NO865206L (no) | 1987-02-19 |
EP0220238A1 (en) | 1987-05-06 |
EP0220238A4 (en) | 1988-07-29 |
ES554208A0 (es) | 1987-12-01 |
CA1259768A (en) | 1989-09-26 |
KR880700011A (ko) | 1988-02-15 |
BR8606659A (pt) | 1987-08-11 |
JPS62500514A (ja) | 1987-03-05 |
DK624486A (da) | 1986-12-22 |
GR861046B (en) | 1986-08-12 |
NO865206D0 (no) | 1986-12-19 |
US4693856A (en) | 1987-09-15 |
DK624486D0 (da) | 1986-12-22 |
WO1986006393A1 (en) | 1986-11-06 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FD1A | Patent lapsed |
Effective date: 19970519 |