ES447253A1 - Procedimiento para la fabricacion continua de bloques de ma-terial esponjado rectangulares y dispositivo para su reali- zacion. - Google Patents
Procedimiento para la fabricacion continua de bloques de ma-terial esponjado rectangulares y dispositivo para su reali- zacion.Info
- Publication number
- ES447253A1 ES447253A1 ES447253A ES447253A ES447253A1 ES 447253 A1 ES447253 A1 ES 447253A1 ES 447253 A ES447253 A ES 447253A ES 447253 A ES447253 A ES 447253A ES 447253 A1 ES447253 A1 ES 447253A1
- Authority
- ES
- Spain
- Prior art keywords
- foam
- web
- mixture
- cover web
- rising
- 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
- B29C44/36—Feeding the material to be shaped
- B29C44/46—Feeding the material to be shaped into an open space or onto moving surfaces, i.e. to make articles of indefinite length
- B29C44/467—Foam spreading or levelling devices
-
- 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
- Y10S264/84—Conversion of foamed resinous buns into foamed billets having geo metrical crosssections
Landscapes
- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
- Moulding By Coating Moulds (AREA)
- Molding Of Porous Articles (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2517664A DE2517664C3 (de) | 1975-04-22 | 1975-04-22 | Verfahren zur kontinuierlichen Herstellen von rechteckigen Schaumstoffblöcken |
Publications (1)
Publication Number | Publication Date |
---|---|
ES447253A1 true ES447253A1 (es) | 1977-11-01 |
Family
ID=5944597
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES447253A Expired ES447253A1 (es) | 1975-04-22 | 1976-04-22 | Procedimiento para la fabricacion continua de bloques de ma-terial esponjado rectangulares y dispositivo para su reali- zacion. |
Country Status (10)
Country | Link |
---|---|
US (1) | US4056595A (es) |
JP (1) | JPS51128365A (es) |
BE (1) | BE841019A (es) |
DE (1) | DE2517664C3 (es) |
DK (1) | DK153076A (es) |
ES (1) | ES447253A1 (es) |
FR (1) | FR2308492A1 (es) |
GB (1) | GB1520542A (es) |
NL (1) | NL7604055A (es) |
SE (1) | SE7604584L (es) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4150075A (en) * | 1971-05-11 | 1979-04-17 | Maschinenfabrik Hennecke Gmbh | Process for the continuous production of foam plastic blocks having a rectangular cross-section |
US4128611A (en) * | 1977-04-07 | 1978-12-05 | The Upjohn Company | Continuous process and apparatus for producing foamed polymer bunstock having a substantially rectangular cross-section |
FI783792A (fi) * | 1978-01-18 | 1979-07-19 | Tecfoam Sa | Foerfarande foer eliminering av en foertaetning av bottenpartiet vid framstaellning av polyuretanskumblock |
DE2813137C3 (de) * | 1978-03-25 | 1980-10-16 | Metzeler Schaum Gmbh, 8940 Memmingen | Vorrichtung zur Synchronisierung der Bewegungen der Abdeckbahn und der Bodenbahn bei der Herstellung von Schaumstoffblöcken |
US4336089A (en) * | 1981-03-30 | 1982-06-22 | The Dow Chemical Company | Method of preparing polyurethane foam carpet underlay having a barrier film attached thereto |
JPS60155416A (ja) * | 1984-01-19 | 1985-08-15 | Nichias Corp | 硬質ウレタンフォームの製造装置 |
US5527172A (en) * | 1994-04-15 | 1996-06-18 | Carpenter Co. | Apparatus for forming a foam product |
DE19961306C2 (de) * | 1999-12-18 | 2002-10-31 | Veka Ag | Extrusionsvorrichtung |
DE102005003341A1 (de) * | 2005-01-25 | 2006-07-27 | Bayer Materialscience Ag | Verfahren und Anlage zur optimierten Herstellung von Schaumstoff in einem kontinuierlichen Blockschaumprozess |
US7607911B2 (en) | 2006-04-26 | 2009-10-27 | Sealed Air Corporation (Us) | Method and apparatus for making foam-in-place cushions with selective distribution of foam |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3240655A (en) * | 1961-04-21 | 1966-03-15 | Allied Chem | Polyurethane foam under textile fabric |
NL279679A (es) * | 1961-06-13 | |||
US3240846A (en) * | 1962-08-06 | 1966-03-15 | Allied Chem | Method and apparatus for preparing polyurethane foam sandwich structure |
US3354503A (en) * | 1964-04-02 | 1967-11-28 | Gen Tire & Rubber Co | Urethane foaming apparatus |
DE2123216C3 (de) * | 1971-05-11 | 1979-06-28 | Maschinenfabrik Hennecke Gmbh, 5090 Leverkusen | Vorrichtung zum kontinuierlichen Herstellen von endlosen Schaumstoffblöcken mit rechteckigem Querschnitt nach dem Freischäumprinzip |
DE2165903C3 (de) * | 1971-12-31 | 1980-01-24 | Maschinenfabrik Hennecke Gmbh, 5090 Leverkusen | Vorrichtung zum kontinuierlichen Herstellen von endlosen Schaumstoffblöcken mit rechteckigem Querschnitt nach dem Freischäumprinzip |
NL170928C (nl) * | 1971-05-11 | 1983-01-17 | Hennecke Gmbh Maschf | Inrichting voor het continu vervaardigen van eindloze schuimkunststofblokken. |
GB1487848A (en) * | 1974-02-20 | 1977-10-05 | Planiblock Sa | Apparatus for the continuous manufacture of foamed plastics blocks |
-
1975
- 1975-04-22 DE DE2517664A patent/DE2517664C3/de not_active Expired
-
1976
- 1976-03-31 DK DK153076A patent/DK153076A/da not_active IP Right Cessation
- 1976-04-13 US US05/676,603 patent/US4056595A/en not_active Expired - Lifetime
- 1976-04-15 JP JP51043490A patent/JPS51128365A/ja active Pending
- 1976-04-15 NL NL7604055A patent/NL7604055A/xx not_active Application Discontinuation
- 1976-04-21 FR FR7611734A patent/FR2308492A1/fr not_active Withdrawn
- 1976-04-21 SE SE7604584A patent/SE7604584L/xx unknown
- 1976-04-22 ES ES447253A patent/ES447253A1/es not_active Expired
- 1976-04-22 BE BE7000808A patent/BE841019A/xx unknown
- 1976-04-22 GB GB16309/76A patent/GB1520542A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DK153076A (da) | 1976-10-23 |
BE841019A (nl) | 1976-08-16 |
AU1323376A (en) | 1977-10-27 |
NL7604055A (nl) | 1976-10-26 |
SE7604584L (sv) | 1976-10-23 |
FR2308492A1 (fr) | 1976-11-19 |
DE2517664C3 (de) | 1981-06-19 |
US4056595A (en) | 1977-11-01 |
DE2517664B2 (de) | 1980-10-30 |
DE2517664A1 (de) | 1976-11-11 |
GB1520542A (en) | 1978-08-09 |
JPS51128365A (en) | 1976-11-09 |
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