IT1125222B - Apparecchio per la fabbricazione in continuo di barre di schiume polimeriche - Google Patents

Apparecchio per la fabbricazione in continuo di barre di schiume polimeriche

Info

Publication number
IT1125222B
IT1125222B IT69667/76A IT6966776A IT1125222B IT 1125222 B IT1125222 B IT 1125222B IT 69667/76 A IT69667/76 A IT 69667/76A IT 6966776 A IT6966776 A IT 6966776A IT 1125222 B IT1125222 B IT 1125222B
Authority
IT
Italy
Prior art keywords
polymer foam
continuous manufacture
foam bars
bars
manufacture
Prior art date
Application number
IT69667/76A
Other languages
English (en)
Original Assignee
Unifoam Ag
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
Application filed by Unifoam Ag filed Critical Unifoam Ag
Application granted granted Critical
Publication of IT1125222B publication Critical patent/IT1125222B/it

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
    • B29C44/20—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of indefinite length
    • B29C44/28—Expanding the moulding material on continuous moving surfaces without restricting the upwards growth of the foam
    • 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
    • B29C44/461—Feeding the material to be shaped into an open space or onto moving surfaces, i.e. to make articles of indefinite length dispensing apparatus, e.g. dispensing foaming resin over the whole width of the moving surface
    • B29C44/462—Feeding the material to be shaped into an open space or onto moving surfaces, i.e. to make articles of indefinite length dispensing apparatus, e.g. dispensing foaming resin over the whole width of the moving surface provided with pre-foaming 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
IT69667/76A 1975-11-07 1976-11-08 Apparecchio per la fabbricazione in continuo di barre di schiume polimeriche IT1125222B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB46274/75A GB1564604A (en) 1975-11-07 1975-11-07 Manufacture of polymeric foam

Publications (1)

Publication Number Publication Date
IT1125222B true IT1125222B (it) 1986-05-14

Family

ID=10440570

Family Applications (1)

Application Number Title Priority Date Filing Date
IT69667/76A IT1125222B (it) 1975-11-07 1976-11-08 Apparecchio per la fabbricazione in continuo di barre di schiume polimeriche

Country Status (23)

Country Link
US (1) US4074960A (it)
JP (1) JPS5278270A (it)
AT (1) AT354741B (it)
AU (1) AU504521B2 (it)
BE (1) BE848040A (it)
CA (1) CA1074517A (it)
CH (1) CH608418A5 (it)
DE (1) DE2650704C2 (it)
DK (1) DK150974C (it)
ES (1) ES453106A1 (it)
FI (1) FI65396C (it)
FR (1) FR2330525A1 (it)
GB (1) GB1564604A (it)
GR (1) GR62104B (it)
IE (1) IE44073B1 (it)
IT (1) IT1125222B (it)
MX (1) MX145202A (it)
NL (1) NL171552C (it)
NO (1) NO148514C (it)
SE (1) SE409433B (it)
TR (1) TR19461A (it)
YU (1) YU271976A (it)
ZA (1) ZA766578B (it)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4207279A (en) * 1977-05-03 1980-06-10 Reeves Brothers, Inc. Process and apparatus for continuous production of polyurethane foam
US4154562A (en) * 1977-08-31 1979-05-15 Kornylak Corporation Adjustable width molding apparatus for a flat-top bun
US4177028A (en) * 1977-10-04 1979-12-04 Edge Saw Manufacturing Co. Adjustable apparatus for producing a foam material
US4197269A (en) * 1978-09-01 1980-04-08 Reeves Brothers, Inc. Process for production of large dimension polyester-derived polyurethane foam
CA1142314A (en) * 1978-11-20 1983-03-08 Derk J. Boon Process and apparatus for continuous production of polyurethane foam
US4298557A (en) * 1979-12-12 1981-11-03 The Dow Chemical Company Method and apparatus for the preparation of foamed structures
FR2502541A1 (fr) * 1981-03-24 1982-10-01 Poncet Jean Procede et dispositif pour fabriquer des bandes de mousse de polymeres et produit obtenu
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
GB8314010D0 (en) * 1983-05-20 1983-06-29 Unifoam Ag Polymeric foam
FR2584019B1 (fr) * 1985-06-28 1987-09-18 Poncet Jean Dispositif pour realiser des blocs de mousse de polymeres
WO1993024304A1 (en) * 1992-06-01 1993-12-09 Prefoam Ag Device for the continuous manufacture of slabstock polyurethane foam
IT1270979B (it) * 1993-09-30 1997-05-26 Afros Spa Procedimento e apparecchiatura per la produzione in continuo di schiume poliuretaniche in blocchi
NO309077B1 (no) * 1993-07-14 2000-12-11 Foaming Techn Cardio Bv FremgangsmÕte og system for kontinuerlig tilvirkning av polyuretanskumblokker
US5527172A (en) * 1994-04-15 1996-06-18 Carpenter Co. Apparatus for forming a foam product
EP0692507A1 (en) * 1994-07-11 1996-01-17 Basf Corporation Flexible open-cell polyurethane foam
US5512222A (en) * 1995-03-15 1996-04-30 Foamex L.P. Method of using a chilled trough for producing slabs of polyurethane foam
DE69621720D1 (de) * 1995-09-06 2002-07-18 Lancastria Ltd Einstellbarer Trog zur kontinuierlichen Herstellung von Schaumstoffplatten
EP0774485A3 (en) 1995-11-14 1997-10-01 Basf Corp Method for preparing a block of flexible polyurethane foam having improved characteristics of feeling, comfort and wear
US5656678A (en) * 1996-05-14 1997-08-12 Hickory Springs Manufacturing Company Method and apparatus for the production of polyurethane foam using variable capacity trough
GB0019507D0 (en) * 2000-08-08 2000-09-27 Cannon Viking Limited Foam plastics method and machine
DE50107027D1 (de) * 2000-11-08 2005-09-15 Hennecke Gmbh Verfahren und Vorrichtung zum kontinuierlichen Herstellen von Blockschaum
WO2003035429A1 (en) * 2001-10-22 2003-05-01 Intier Automotive Inc. Open style head restraint with closeout and method for making same
US7951449B2 (en) * 2002-06-27 2011-05-31 Wenguang Ma Polyester core materials and structural sandwich composites thereof
CA2536984C (en) * 2003-08-25 2013-07-23 Bfs Diversified Products, Llc Method and apparatus to monitor the compressive strength of insulation boards
DE102013015321B4 (de) 2013-09-17 2016-01-21 Hennecke Gmbh Verfahren zum kontinuierlichen Herstellen eines Endlosstranges aus Polyurethan-Reaktivkunststoff
CN113977843B (zh) * 2021-11-11 2023-03-21 张家港力勤机械有限公司 一种聚氨酯板材的成型加工设备
CN114474458B (zh) * 2021-12-30 2023-04-28 长兴鼎鑫橡塑科技有限公司 一种洗衣机橡胶门封生产用的密炼装置
CN116252421B (zh) * 2023-05-15 2023-07-07 安平县红星丝网制造有限公司 一种聚氨酯输送带浇注机

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IL30474A (en) * 1968-01-05 1972-07-26 Tenneco Chem Method and apparatus for molding foamed cellular products from a liquid reaction mixture
US3751197A (en) * 1969-10-17 1973-08-07 Hellenic Plastics Rubber Apparatus for production of polymeric foam
NO131636C (it) * 1970-09-01 1975-07-02 Unifoam Ag
US3832099A (en) * 1971-08-24 1974-08-27 Uniform Ag Apparatus for producing polyurethane foam
GB1487848A (en) * 1974-02-20 1977-10-05 Planiblock Sa Apparatus for the continuous manufacture of foamed plastics blocks
DE2552361A1 (de) * 1974-12-09 1976-06-10 Semperit Gmbh Vorrichtung zum kontinuierlichen herstellen eines schaumstoffstranges

Also Published As

Publication number Publication date
DE2650704C2 (de) 1982-11-25
AU1939276A (en) 1978-05-18
GB1564604A (en) 1980-04-10
ATA824076A (de) 1979-06-15
FI763171A (it) 1977-05-08
DK500576A (da) 1977-05-08
CA1074517A (en) 1980-04-01
IE44073B1 (en) 1981-08-12
YU271976A (en) 1982-06-30
FR2330525A1 (fr) 1977-06-03
JPS5278270A (en) 1977-07-01
ZA766578B (en) 1977-10-26
AT354741B (de) 1979-01-25
NL7612298A (nl) 1977-05-10
TR19461A (tr) 1979-04-10
NL171552B (nl) 1982-11-16
NO763735L (it) 1977-05-10
FI65396B (fi) 1984-01-31
FR2330525B1 (it) 1980-11-07
SE409433B (sv) 1979-08-20
CH608418A5 (it) 1979-01-15
NO148514B (no) 1983-07-18
NL171552C (nl) 1983-04-18
US4074960A (en) 1978-02-21
FI65396C (fi) 1984-05-10
SE7612325L (sv) 1977-05-08
ES453106A1 (es) 1978-03-01
GR62104B (en) 1979-02-26
MX145202A (es) 1982-01-14
DK150974B (da) 1987-10-05
NO148514C (no) 1983-10-26
BE848040A (fr) 1977-03-01
IE44073L (en) 1977-05-07
DK150974C (da) 1988-04-05
JPS548701B2 (it) 1979-04-18
AU504521B2 (en) 1979-10-18
DE2650704A1 (de) 1977-05-18

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19951219