BE777216A - METHOD AND DEVICE FOR MANUFACTURING BLOCKS FROM FLAT SURFACE MOUSSEA MATERIAL IN OPEN MOLDS - Google Patents

METHOD AND DEVICE FOR MANUFACTURING BLOCKS FROM FLAT SURFACE MOUSSEA MATERIAL IN OPEN MOLDS

Info

Publication number
BE777216A
BE777216A BE777216A BE777216A BE777216A BE 777216 A BE777216 A BE 777216A BE 777216 A BE777216 A BE 777216A BE 777216 A BE777216 A BE 777216A BE 777216 A BE777216 A BE 777216A
Authority
BE
Belgium
Prior art keywords
moussea
flat surface
open molds
manufacturing blocks
blocks
Prior art date
Application number
BE777216A
Other languages
French (fr)
Original Assignee
Continental Gummi Werke 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
Priority claimed from DE19712101238 external-priority patent/DE2101238C3/en
Application filed by Continental Gummi Werke Ag filed Critical Continental Gummi Werke Ag
Publication of BE777216A publication Critical patent/BE777216A/en

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
    • B29C44/3403—Foaming under special conditions, e.g. in sub-atmospheric pressure, in or on a liquid
    • 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
    • B29C44/005—Avoiding skin formation; Making foams with porous surfaces
    • 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
    • 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
    • B29C33/10—Moulds or cores; Details thereof or accessories therefor with incorporated venting means
    • 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
    • B29C37/00—Component parts, details, accessories or auxiliary operations, not covered by group B29C33/00 or B29C35/00
    • B29C37/006—Degassing moulding material or draining off gas during moulding
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2075/00—Use of PU, i.e. polyureas or polyurethanes or derivatives thereof, as moulding material
BE777216A 1971-01-12 1971-12-23 METHOD AND DEVICE FOR MANUFACTURING BLOCKS FROM FLAT SURFACE MOUSSEA MATERIAL IN OPEN MOLDS BE777216A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19712101238 DE2101238C3 (en) 1971-01-12 Method and device for the production of foam blocks with a flat surface in open molds

Publications (1)

Publication Number Publication Date
BE777216A true BE777216A (en) 1972-01-14

Family

ID=5795673

Family Applications (1)

Application Number Title Priority Date Filing Date
BE777216A BE777216A (en) 1971-01-12 1971-12-23 METHOD AND DEVICE FOR MANUFACTURING BLOCKS FROM FLAT SURFACE MOUSSEA MATERIAL IN OPEN MOLDS

Country Status (8)

Country Link
AT (1) AT335168B (en)
BE (1) BE777216A (en)
DK (1) DK134889C (en)
ES (1) ES398763A1 (en)
FR (1) FR2121520B1 (en)
GB (1) GB1380645A (en)
IT (1) IT946463B (en)
NL (1) NL7118216A (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
HU170123B (en) * 1975-05-29 1977-04-28
DE3842625C1 (en) * 1988-12-17 1990-05-31 Bayer Ag, 5090 Leverkusen, De
BE1004588A3 (en) * 1990-09-14 1992-12-15 Recticel Process for the production of flexible polyurethane foam.
CN110789049B (en) * 2019-12-10 2024-10-11 杭州塑团机械有限公司 Mould moving system of foam plastic machine

Also Published As

Publication number Publication date
FR2121520B1 (en) 1974-07-05
NL7118216A (en) 1972-07-14
ES398763A1 (en) 1975-05-01
FR2121520A1 (en) 1972-08-25
DK134889C (en) 1977-06-27
ATA19872A (en) 1976-06-15
AT335168B (en) 1977-02-25
IT946463B (en) 1973-05-21
DE2101238A1 (en) 1972-07-27
DE2101238B2 (en) 1975-11-13
DK134889B (en) 1977-02-07
GB1380645A (en) 1975-01-15

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