CA943728A - Extrusion of foamed resin into concave surface zone - Google Patents

Extrusion of foamed resin into concave surface zone

Info

Publication number
CA943728A
CA943728A CA094,449A CA94449A CA943728A CA 943728 A CA943728 A CA 943728A CA 94449 A CA94449 A CA 94449A CA 943728 A CA943728 A CA 943728A
Authority
CA
Canada
Prior art keywords
extrusion
concave surface
foamed resin
surface zone
zone
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
Application number
CA094,449A
Other languages
English (en)
Inventor
William R. Foster
John G. Mccoy
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Monsanto Chemicals Ltd
Original Assignee
Monsanto Chemicals Ltd
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 Monsanto Chemicals Ltd filed Critical Monsanto Chemicals Ltd
Application granted granted Critical
Publication of CA943728A publication Critical patent/CA943728A/en
Expired legal-status Critical Current

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
    • B29C44/50—Feeding the material to be shaped into an open space or onto moving surfaces, i.e. to make articles of indefinite length using pressure difference, e.g. by extrusion or by spraying
    • B29C44/505—Feeding the material to be shaped into an open space or onto moving surfaces, i.e. to make articles of indefinite length using pressure difference, e.g. by extrusion or by spraying extruding the compound through a flat die
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2007/00—Flat articles, e.g. films or sheets
CA094,449A 1969-10-06 1970-09-30 Extrusion of foamed resin into concave surface zone Expired CA943728A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB4891869 1969-10-06
GB6057769 1969-12-11

Publications (1)

Publication Number Publication Date
CA943728A true CA943728A (en) 1974-03-19

Family

ID=26266358

Family Applications (1)

Application Number Title Priority Date Filing Date
CA094,449A Expired CA943728A (en) 1969-10-06 1970-09-30 Extrusion of foamed resin into concave surface zone

Country Status (4)

Country Link
BE (1) BE757054R (de)
CA (1) CA943728A (de)
DE (1) DE2048865B2 (de)
FR (1) FR2064149A2 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1518847A (en) * 1974-10-22 1978-07-26 Furukawa Electric Co Ltd Tough board of thermoplastic resin foam and method of manufacturing the same
DE102016014269A1 (de) 2016-11-30 2018-05-30 Dürr Systems Ag Düsenvorrichtung mit zumindest zwei Düsenplatten und zumindest drei Öffnungen
DE102016014270A1 (de) 2016-11-30 2018-05-30 Dürr Systems Ag Düsenvorrichtung zur Ausgabe von zwei sich annähernden Strahlen eines Abgabemediums
DE102016014271A1 (de) 2016-11-30 2018-05-30 Dürr Systems Ag Düsenvorrichtung mit konkaver Öffnungskonfiguration

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR88289E (fr) * 1964-07-09 1967-01-06 Monsanto Chemicals Perfectionnements aux mousses de résine
FR1436966A (fr) * 1965-06-01 1966-04-29 Monsanto Chemicals Perfectionnements aux mousses de résines
GB1166937A (en) * 1967-05-19 1969-10-15 Monsanto Chemicals Improvements in or relating to The Production Of Foamed Resins
FR95884E (fr) * 1967-11-03 1971-11-12 Monsanto Chemicals Perfectionnements aux mousses de résines.

Also Published As

Publication number Publication date
DE2048865A1 (de) 1971-05-19
FR2064149B2 (de) 1974-02-01
BE757054R (fr) 1971-04-05
FR2064149A2 (en) 1971-07-16
DE2048865B2 (de) 1973-02-01

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