IT955342B - Procedimento e dispositivo per la produzione di blocchi conti nui di materiale espanso di se zione trasversale rettangolare secondo il principio dello schiumeggiamento liber - Google Patents

Procedimento e dispositivo per la produzione di blocchi conti nui di materiale espanso di se zione trasversale rettangolare secondo il principio dello schiumeggiamento liber

Info

Publication number
IT955342B
IT955342B IT24116/72A IT2411672A IT955342B IT 955342 B IT955342 B IT 955342B IT 24116/72 A IT24116/72 A IT 24116/72A IT 2411672 A IT2411672 A IT 2411672A IT 955342 B IT955342 B IT 955342B
Authority
IT
Italy
Prior art keywords
procedure
principle
production
material according
rectangular cross
Prior art date
Application number
IT24116/72A
Other languages
English (en)
Original Assignee
Hennecke Gmbh
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.)
Filing date
Publication date
Priority claimed from DE19712123216 external-priority patent/DE2123216C3/de
Priority claimed from DE19712165902 external-priority patent/DE2165902C3/de
Priority claimed from DE19712165903 external-priority patent/DE2165903C3/de
Application filed by Hennecke Gmbh filed Critical Hennecke Gmbh
Application granted granted Critical
Publication of IT955342B publication Critical patent/IT955342B/it

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/18—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by features of a layer of foamed material
    • B32B5/20—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by features of a layer of foamed material foamed in situ
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2266/00—Composition of foam
    • B32B2266/02—Organic
    • B32B2266/0214—Materials belonging to B32B27/00
    • B32B2266/0278—Polyurethane
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/70—Other properties
    • B32B2307/724—Permeability to gases, adsorption
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/70—Other properties
    • B32B2307/726—Permeability to liquids, absorption
    • B32B2307/7265—Non-permeable
IT24116/72A 1971-05-11 1972-05-09 Procedimento e dispositivo per la produzione di blocchi conti nui di materiale espanso di se zione trasversale rettangolare secondo il principio dello schiumeggiamento liber IT955342B (it)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE19712123216 DE2123216C3 (de) 1971-05-11 1971-05-11 Vorrichtung zum kontinuierlichen Herstellen von endlosen Schaumstoffblöcken mit rechteckigem Querschnitt nach dem Freischäumprinzip
DE19712165902 DE2165902C3 (de) 1971-12-31 1971-12-31 Vorrichtung zum kontinuierlichen Herstellen von endlosen Schaumstoffblöcken mit rechteckigem Querschnitt nach dem Freischäumprinzip
DE19712165903 DE2165903C3 (de) 1971-12-31 1971-12-31 Vorrichtung zum kontinuierlichen Herstellen von endlosen Schaumstoffblöcken mit rechteckigem Querschnitt nach dem Freischäumprinzip

Publications (1)

Publication Number Publication Date
IT955342B true IT955342B (it) 1973-09-29

Family

ID=27183421

Family Applications (1)

Application Number Title Priority Date Filing Date
IT24116/72A IT955342B (it) 1971-05-11 1972-05-09 Procedimento e dispositivo per la produzione di blocchi conti nui di materiale espanso di se zione trasversale rettangolare secondo il principio dello schiumeggiamento liber

Country Status (11)

Country Link
US (1) US3942925A (it)
JP (1) JPS5621592B1 (it)
AT (1) AT352381B (it)
BE (1) BE783258A (it)
CA (1) CA1011906A (it)
DK (1) DK144514C (it)
FR (1) FR2137729B1 (it)
GB (1) GB1392859A (it)
IT (1) IT955342B (it)
NL (1) NL170928C (it)
NO (1) NO137960C (it)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4097210A (en) * 1973-08-22 1978-06-27 Federico Hernando Romanillos System in an industrial polyexpansion process
US4082824A (en) * 1974-02-20 1978-04-04 Planiblock, S.A. Method of producing continuous planar expanded polyurethane blocks
US4083324A (en) * 1974-09-03 1978-04-11 General Dynamics Corporation Apparatus for coating a structure with a uniform foam layer
DE2517664C3 (de) * 1975-04-22 1981-06-19 Metzeler Schaum Gmbh, 8940 Memmingen Verfahren zur kontinuierlichen Herstellen von rechteckigen Schaumstoffblöcken
DE2557572C2 (de) * 1975-12-20 1982-08-19 Maschinenfabrik Hennecke Gmbh, 5090 Leverkusen Vorrichtung zum kontinuierlichen Herstellen von Schaumstoffblöcken mit rechteckigem Querschnitt
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
FR2446165A1 (fr) * 1979-01-15 1980-08-08 Stratifies Ste Indle Perfectionnements apportes aux dispositifs-repartiteurs de melange liquide en particulier dans les installations pour la fabrication en continu de panneaux en matiere synthetique expansable
EP0032624A1 (en) 1980-01-17 1981-07-29 Imperial Chemical Industries Plc Apparatus and method for the continuous manufacture of foam board
IT1155453B (it) * 1982-01-18 1987-01-28 Olmo Giuseppe Superflexite Procedimento ed impianto per la schiumatura in continuo di materie plastiche e prodotti che ne risultano
GB8309033D0 (en) * 1983-03-31 1983-05-11 Brewer W D Manufacturing laminated plastics materials
BR9207134A (pt) * 1992-06-01 1995-12-12 Prefoam Ag Aparelho para a fabricação continua de material esponjado em blocos de poliuretano
US5527172A (en) * 1994-04-15 1996-06-18 Carpenter Co. Apparatus for forming a foam product
DE60033561T2 (de) 1999-12-13 2007-10-25 Nippon Shokubai Co. Ltd. Verfahren zur herstellung eines porösen, vernetzten polymers
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 (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1248453A (en) * 1914-11-05 1917-12-04 John Carr Die-casting machine.
US3178768A (en) * 1958-07-31 1965-04-20 Koppers Co Inc Apparatus for making foamed polymeric structures
DE1196051B (de) * 1961-11-11 1965-07-01 Schloemann Ag Einrichtung zum Kuehlen der Walzen eines Walz-werkes zum Herstellen von Baendern, Blechen, Draehten, Stangen, Profilen od. dgl. aus grob- oder feinstueckigem Metall
GB1025972A (en) 1961-12-05 1966-04-14 Technifoam Corp Improvements in and relating to the manufacture of foam articles
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
US3530535A (en) * 1966-12-16 1970-09-29 Carrol C Sachs Linear extruding apparatus
US3560599A (en) * 1968-08-05 1971-02-02 Tenneco Chem Method of regulating the upper surface contour of polyurethane foam
FR1599874A (it) * 1968-11-29 1970-07-20
US3590425A (en) * 1969-05-24 1971-07-06 Lieberman Abraham B Apparatus for processing a fluid compound for producing foam material for the manufacture of products having a cellular structure
US3702274A (en) * 1969-08-04 1972-11-07 Ici Ltd Process for making rigid polyurethane foam laminate
US3681157A (en) * 1970-03-12 1972-08-01 Owens Corning Fiberglass Corp Method for forming an integrated mass
US3655311A (en) * 1970-05-13 1972-04-11 Upjohn Co Apparatus for producing isotropic foamed synthetic resin stock
US3841811A (en) * 1972-02-07 1974-10-15 Stratifies Ste Indle Equipment for the continuous production of panels of synthetic material

Also Published As

Publication number Publication date
NL170928C (nl) 1983-01-17
AT352381B (de) 1979-09-10
CA1011906A (en) 1977-06-14
BE783258A (fr) 1972-11-10
DK144514B (da) 1982-03-22
FR2137729A1 (it) 1972-12-29
GB1392859A (en) 1975-04-30
ATA404072A (de) 1979-02-15
NL7205841A (it) 1972-11-14
NO137960C (no) 1978-05-31
DK144514C (da) 1982-09-06
US3942925A (en) 1976-03-09
JPS5621592B1 (it) 1981-05-20
FR2137729B1 (it) 1978-03-24
NO137960B (no) 1978-02-20

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