DD236406A5 - Verfahren und geraet zur regelung der querschnittsgestaltung von freischaeumenden polymeren, hauptsaechlich von polyurethanen - Google Patents

Verfahren und geraet zur regelung der querschnittsgestaltung von freischaeumenden polymeren, hauptsaechlich von polyurethanen Download PDF

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Publication number
DD236406A5
DD236406A5 DD83249055A DD24905583A DD236406A5 DD 236406 A5 DD236406 A5 DD 236406A5 DD 83249055 A DD83249055 A DD 83249055A DD 24905583 A DD24905583 A DD 24905583A DD 236406 A5 DD236406 A5 DD 236406A5
Authority
DD
German Democratic Republic
Prior art keywords
control
control screen
cross
screen
fine
Prior art date
Application number
DD83249055A
Other languages
German (de)
English (en)
Inventor
Janos Fejes
Laszlo Nemeth
Vladimir Gyurjan
Zoltan Salamon
Istvan Heczei
Arpad Agocs
Laszlo Gaspar
Original Assignee
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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.)
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Application filed by �����@������������������k�� filed Critical �����@������������������k��
Publication of DD236406A5 publication Critical patent/DD236406A5/de

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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
    • B29C44/60—Measuring, controlling or regulating
    • 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
    • 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

Landscapes

  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Molding Of Porous Articles (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Polyurethanes Or Polyureas (AREA)
  • Moulding By Coating Moulds (AREA)
  • Overhead Projectors And Projection Screens (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
DD83249055A 1982-03-24 1983-03-22 Verfahren und geraet zur regelung der querschnittsgestaltung von freischaeumenden polymeren, hauptsaechlich von polyurethanen DD236406A5 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
HU82896A HU185699B (en) 1982-03-24 1982-03-24 Method and apparatus for regulating the shaping of the cross section of freely foamable polimers, preferably poliuretans

Publications (1)

Publication Number Publication Date
DD236406A5 true DD236406A5 (de) 1986-06-04

Family

ID=10951927

Family Applications (1)

Application Number Title Priority Date Filing Date
DD83249055A DD236406A5 (de) 1982-03-24 1983-03-22 Verfahren und geraet zur regelung der querschnittsgestaltung von freischaeumenden polymeren, hauptsaechlich von polyurethanen

Country Status (18)

Country Link
EP (1) EP0089663A3 (da)
JP (1) JPS58173633A (da)
AU (1) AU552853B2 (da)
BR (1) BR8301494A (da)
CA (1) CA1217012A (da)
CS (1) CS244926B2 (da)
DD (1) DD236406A5 (da)
DK (1) DK89883A (da)
ES (1) ES8501783A1 (da)
FI (1) FI830572L (da)
GR (1) GR77938B (da)
HU (1) HU185699B (da)
NO (1) NO831029L (da)
PL (1) PL136211B1 (da)
PT (1) PT76350B (da)
RO (1) RO88364B (da)
SU (1) SU1389670A3 (da)
YU (1) YU66083A (da)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4666393A (en) * 1986-06-13 1987-05-19 Human Industry Corporation Apparatus for manufacturing polyurethane foam slabs in a batch
US4856548A (en) * 1988-03-10 1989-08-15 Paluch Bernard R Resuscitation valve

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2445271A1 (de) * 1974-09-21 1976-04-08 Continental Gummi Werke Ag Vorrichtung zum kontinuierlichen herstellen von bloecken mit im vertikalschnitt rechteckigem querschnitt aus kunststoffschaeumen insbesondere polyurethan-kunststoffschaeumen
GB1531131A (en) * 1975-04-18 1978-11-01 Ici Ltd Laminating process and apparatus therefor

Also Published As

Publication number Publication date
EP0089663A2 (de) 1983-09-28
AU1258283A (en) 1983-09-29
RO88364A (ro) 1987-06-30
PL241144A1 (en) 1984-07-02
CA1217012A (en) 1987-01-27
FI830572A0 (fi) 1983-02-21
ES520821A0 (es) 1984-12-01
SU1389670A3 (ru) 1988-04-15
RO88364B (ro) 1987-07-01
DK89883D0 (da) 1983-02-25
ES8501783A1 (es) 1984-12-01
PT76350A (en) 1983-04-01
AU552853B2 (en) 1986-06-26
EP0089663A3 (de) 1987-09-16
FI830572A7 (fi) 1983-09-25
JPS58173633A (ja) 1983-10-12
DK89883A (da) 1983-09-25
NO831029L (no) 1983-09-26
YU66083A (en) 1986-02-28
FI830572L (fi) 1983-09-25
HU185699B (en) 1985-03-28
CS244926B2 (en) 1986-08-14
PT76350B (en) 1986-01-10
PL136211B1 (en) 1986-02-28
GR77938B (da) 1984-09-25
BR8301494A (pt) 1983-12-06

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