ES8100153A1 - Procedimiento para la fabricacion de cuerpos moldeados de material sintetico espumado - Google Patents
Procedimiento para la fabricacion de cuerpos moldeados de material sintetico espumadoInfo
- Publication number
- ES8100153A1 ES8100153A1 ES488064A ES488064A ES8100153A1 ES 8100153 A1 ES8100153 A1 ES 8100153A1 ES 488064 A ES488064 A ES 488064A ES 488064 A ES488064 A ES 488064A ES 8100153 A1 ES8100153 A1 ES 8100153A1
- Authority
- ES
- Spain
- Prior art keywords
- mould
- agent
- foamed plastics
- moulding
- plastics
- 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
-
- 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
- B29C44/3461—Making or treating expandable particles
-
- 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
- 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
- B29C44/3415—Heating or cooling
- B29C44/3426—Heating by introducing steam in the mould
-
- 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
Landscapes
- Moulds For Moulding Plastics Or The Like (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
- Carbon And Carbon Compounds (AREA)
- Molding Of Porous Articles (AREA)
Abstract
PROCEDIMIENTO PARA MOLDEAR PIEZAS DE MATERIAL SINTETICO ESPUMADO. BASADO EN LA UTILIZACION DE UN MOLDE DIVISIBLE (2) EN EL CUAL SE INTRODUCE EL MATERIAL SINTETICO CONTENIENDO UN AGENTE DE EXPANSION, EL CUAL EXPANDE POR MEDIO DE UN AGENTE ESPUMADO CALIENTE GASEOSO QUE FUNDE LAS PERLAS ENTRE SI BAJO EXPANSION ULTERIOR Y SOMETIENDOLA A UNA ESTABILIZACION ANTES DE LA RETIRADA DEL CUERPO MOLDEADO. N
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2903495A DE2903495C2 (de) | 1979-01-30 | 1979-01-30 | Verfahren zum Herstellen von Formkörpern aus geschäumtem Kunststoff, insbesondere aus geschäumten Polystyrol |
DE2911120A DE2911120C2 (de) | 1979-03-21 | 1979-03-21 | Verfahren zum Herstellen von Formkörpern aus geschäumtem Kunststoff, wie z.B. geschäumtem Polystyrol |
Publications (2)
Publication Number | Publication Date |
---|---|
ES488064A0 ES488064A0 (es) | 1980-11-01 |
ES8100153A1 true ES8100153A1 (es) | 1980-11-01 |
Family
ID=25777600
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES488064A Expired ES8100153A1 (es) | 1979-01-30 | 1980-01-31 | Procedimiento para la fabricacion de cuerpos moldeados de material sintetico espumado |
Country Status (5)
Country | Link |
---|---|
CH (1) | CH642903A5 (es) |
ES (1) | ES8100153A1 (es) |
FR (1) | FR2447803A1 (es) |
GB (1) | GB2040788B (es) |
SE (1) | SE8000748L (es) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6547547B2 (en) * | 2000-02-01 | 2003-04-15 | Daisen Industry Co., Ltd. | Apparatus for molding composite foam molding element |
US20010021402A1 (en) * | 2000-03-13 | 2001-09-13 | Iwao Nohara | Foam molding die apparatus |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1274755A (fr) * | 1960-10-17 | 1961-10-27 | Wanner Ag | Procédé de conformation de matières à façonner ou à faire mousser dans des moules |
DE1778819A1 (de) * | 1968-06-08 | 1972-03-23 | Gruenzweig & Hartmann | Schaeumform zum Aufschaeumen von Kunstharzmassen |
DE1779415A1 (de) * | 1968-08-09 | 1971-11-18 | Basf Ag | Verfahren zum Herstellen von Formkoerpern |
GB1534696A (en) * | 1976-03-26 | 1978-12-06 | Precision Rams Ltd | Manufacture of insulating blocks |
-
1980
- 1980-01-09 FR FR8000379A patent/FR2447803A1/fr active Granted
- 1980-01-09 CH CH14680A patent/CH642903A5/de not_active IP Right Cessation
- 1980-01-15 GB GB8001259A patent/GB2040788B/en not_active Expired
- 1980-01-30 SE SE8000748A patent/SE8000748L/ not_active Application Discontinuation
- 1980-01-31 ES ES488064A patent/ES8100153A1/es not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR2447803A1 (fr) | 1980-08-29 |
SE8000748L (sv) | 1980-07-31 |
GB2040788B (en) | 1982-10-06 |
ES488064A0 (es) | 1980-11-01 |
CH642903A5 (de) | 1984-05-15 |
GB2040788A (en) | 1980-09-03 |
FR2447803B1 (es) | 1983-06-17 |
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