IT7826846A0 - Processo e dispositivo per laproduzione di una miscela di reazione che forma un materiale espanso o un materiale omogeneo eper la sua successiva inserzione in una cavita'. - Google Patents

Processo e dispositivo per laproduzione di una miscela di reazione che forma un materiale espanso o un materiale omogeneo eper la sua successiva inserzione in una cavita'.

Info

Publication number
IT7826846A0
IT7826846A0 IT7826846A IT2684678A IT7826846A0 IT 7826846 A0 IT7826846 A0 IT 7826846A0 IT 7826846 A IT7826846 A IT 7826846A IT 2684678 A IT2684678 A IT 2684678A IT 7826846 A0 IT7826846 A0 IT 7826846A0
Authority
IT
Italy
Prior art keywords
cavity
production
forms
reaction mixture
subsequent insertion
Prior art date
Application number
IT7826846A
Other languages
English (en)
Other versions
IT1098190B (it
Original Assignee
Bayer 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 Bayer Ag filed Critical Bayer Ag
Publication of IT7826846A0 publication Critical patent/IT7826846A0/it
Application granted granted Critical
Publication of IT1098190B publication Critical patent/IT1098190B/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
    • B29C33/00—Moulds or cores; Details thereof or accessories therefor
    • B29C33/0077—Moulds or cores; Details thereof or accessories therefor characterised by the configuration of the mould filling gate ; accessories for connecting the mould filling gate with the filling spout
    • 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
    • B29C33/00—Moulds or cores; Details thereof or accessories therefor
    • B29C33/0061—Moulds or cores; Details thereof or accessories therefor characterised by the configuration of the material feeding channel
    • 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
    • B29C44/3442—Mixing, kneading or conveying the foamable material
    • 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
    • B29C67/00—Shaping techniques not covered by groups B29C39/00 - B29C65/00, B29C70/00 or B29C73/00
    • B29C67/24—Shaping techniques not covered by groups B29C39/00 - B29C65/00, B29C70/00 or B29C73/00 characterised by the choice of material
    • B29C67/246—Moulding high reactive monomers or prepolymers, e.g. by reaction injection moulding [RIM], liquid injection moulding [LIM]
    • 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
    • Y10S264/83—Injection molding of polyolefin-type foam

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
IT26846/78A 1977-08-20 1978-08-18 Processo e dispositivo per la produzione di una miscela di reazione che forma un materiale espanso o un materiale omogeneo e per la sua successiva inserzione in una cavita' IT1098190B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19772737616 DE2737616A1 (de) 1977-08-20 1977-08-20 Verfahren und vorrichtung zum herstellen eines schaumstoff- oder homogenstoff-bildenden reaktionsgemisches und zu dessen anschliessendem eintrag in einen hohlraum

Publications (2)

Publication Number Publication Date
IT7826846A0 true IT7826846A0 (it) 1978-08-18
IT1098190B IT1098190B (it) 1985-09-07

Family

ID=6016895

Family Applications (1)

Application Number Title Priority Date Filing Date
IT26846/78A IT1098190B (it) 1977-08-20 1978-08-18 Processo e dispositivo per la produzione di una miscela di reazione che forma un materiale espanso o un materiale omogeneo e per la sua successiva inserzione in una cavita'

Country Status (7)

Country Link
US (1) US4188356A (it)
EP (1) EP0000886B1 (it)
JP (1) JPS5452171A (it)
AU (1) AU517741B2 (it)
DE (2) DE2737616A1 (it)
ES (1) ES472668A1 (it)
IT (1) IT1098190B (it)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2829016C2 (de) * 1978-07-01 1982-12-02 Maschinenfabrik Hennecke Gmbh, 5090 Leverkusen Verfahren und Vorrichtungen zum Füllen von Hohlräumen, insbesondere solcher von Formwerkzeugen, mit einem reaktionsfähigen, vorzugsweise Schaumstoff bildenden fließfähigen Gemisch
DE2837425A1 (de) * 1978-08-28 1980-03-20 Bayer Ag Verfahren und vorrichtung zum herstellen von artikeln, die aus fuellstoffhaltigem chemiewerkstoff, insbesondere aus schaumstoff, bestehen
DE3111957A1 (de) * 1981-03-26 1982-10-07 Maschinenfabrik Hennecke Gmbh, 5090 Leverkusen Einrichtung zum herstellen eines schaumstoff oder massivstoff bildenden fliessfaehigen reaktionsgemisches aus mindestens zwei fliessfaehigen komponenten
DE3313042A1 (de) * 1983-04-12 1984-10-18 Krauss-Maffei AG, 8000 München Vorrichtung zum zuleiten eines insbesondere chemisch reaktionsfaehigen kunststoffgemisches zu einer form (mischkopf)
DE3323366C2 (de) * 1983-06-29 1986-10-23 Battenfeld Maschinenfabriken Gmbh, 5882 Meinerzhagen Vorrichtung zum Erzeugen und Einleiten eines chemisch reaktionsfähigen Gemisches aus zwei Kunststoff-Komponenten in den Hohlraum einer Form
NO163087C (no) * 1983-09-03 1990-04-04 Hennecke Gmbh Maschf Flerstoffdyse til sammenfoering av minst to flytbare reaksjonskomponenter for fremstilling av en flytbar, til kunststoff, spesielt til skumstoff, utreagerende reaksjonsblanding.
DE3500235A1 (de) * 1985-01-05 1986-07-10 Bayer Ag, 5090 Leverkusen Kombination aus mischer und formwerkzeug zum herstellen von formteilen aus einem fliessfaehigen reaktionsgemisch aus mindestens zwei fliessfaehigen reaktionskomponenten
DE3522377A1 (de) * 1985-06-22 1987-01-02 Bayer Ag Verfahren und vorrichtung zum herstellen von formteilen aus einem massiven oder mikrozellularen kunststoff, insbesondere polyurethan bildenden, fliessfaehigen reaktionsgemisch aus mindestens zwei fliessfaehigen reaktionskomponenten
DE3720211A1 (de) * 1987-06-17 1988-12-29 Bayer Ag Vorrichtung und verfahren zum herstellen eines kunststoff-verbundteils
EP0329907A1 (en) * 1988-02-26 1989-08-30 Motor Wheel Corporation Method and apparatus for molding composite metal-elastomer wheels
US4873032A (en) * 1988-04-18 1989-10-10 Davidson Textron Inc. Pour hole closer, straight in type, for use with injection foam molding system
US6997690B2 (en) * 2001-08-08 2006-02-14 Masco Corporation Flushless mold valve assembly
IT201800004502A1 (it) * 2018-04-13 2019-10-13 Apparecchiatura perfezionata per stampaggio a reazione ed iniezione

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL90983C (it) * 1954-06-04
DE1067207B (de) * 1955-12-16 1959-10-15 Farbenfabriken Bayer Aktiengesellschaft, Leverkusen-Bayerwerk Vorrichtung zur Regulierung der Porenstruktur von Schaumstoffen auf Polyisocyanat-Basis
DE1143013B (de) * 1956-05-18 1963-01-31 Bayer Ag Verfahren und Vorrichtung zum Ausschaeumen von Hohlraeumen
US3264067A (en) * 1962-11-20 1966-08-02 Sterling W Alderfer Apparatus for controlling the charging of molds with urethane foam
US3142477A (en) * 1963-02-28 1964-07-28 Goodyear Aerospace Corp Plastic foam mixer
DE1948455A1 (de) * 1969-09-25 1971-04-08 Bayer Ag Form fuer die Herstellung von Formteilen aus reaktionsfaehigen chemischen Komponenten
DE2327269C3 (de) * 1973-05-29 1981-04-09 Krauss-Maffei AG, 8000 München Vorrichtung zum Zuleiten eines insbesondere chemischreaktionsfähigen Kunststoffgemisches zu einer Form
DE2348658C3 (de) * 1973-09-27 1980-10-09 Bayer Ag, 5090 Leverkusen Verfahren zum Füllen von Formwerkzeugen mit Reaktionsgemischen
DE2348609C3 (de) * 1973-09-27 1980-10-23 Bayer Ag, 5090 Leverkusen Vorrichtung zum Herstellen von Schaumoder Homogenstoffen aus flüssigen Reaktionskomponenten
DE2413337C3 (de) * 1974-03-20 1983-03-31 Bayer Ag, 5090 Leverkusen Mit einem Formwerkzeug kombinierte Mischeinrichtung
US3912234A (en) * 1974-08-29 1975-10-14 Cincinnati Milacron Inc Apparatus for mixing and injecting liquids into a mold
US4062525A (en) * 1975-04-22 1977-12-13 Kornylak Corporation Foam mixing head
DE2543877C2 (de) * 1975-10-01 1978-07-06 Maschinenfabrik Hennecke Gmbh, 5090 Leverkusen Vorrichtung zum Herstellen von Formteilen aus Homogen- oder Schaumstoffen
DE2544749B2 (de) * 1975-10-07 1977-10-13 Maschinenfabrik Hennecke Gmbh, 5090 Leverkusen Mit einem mischkopf kombiniertes formwerkzeug zum herstellen von formteilen

Also Published As

Publication number Publication date
ES472668A1 (es) 1979-02-16
JPS5452171A (en) 1979-04-24
AU517741B2 (en) 1981-08-20
AU3905778A (en) 1980-02-21
DE2737616A1 (de) 1979-03-01
IT1098190B (it) 1985-09-07
US4188356A (en) 1980-02-12
EP0000886A1 (de) 1979-03-07
DE2860276D1 (en) 1981-02-05
EP0000886B1 (de) 1980-11-12

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