ES448306A1 - Procedimiento para el conformado superficial de polimeros. - Google Patents

Procedimiento para el conformado superficial de polimeros.

Info

Publication number
ES448306A1
ES448306A1 ES448306A ES448306A ES448306A1 ES 448306 A1 ES448306 A1 ES 448306A1 ES 448306 A ES448306 A ES 448306A ES 448306 A ES448306 A ES 448306A ES 448306 A1 ES448306 A1 ES 448306A1
Authority
ES
Spain
Prior art keywords
polymer surface
shaping polymer
shaping
foaming
translation
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
ES448306A
Other languages
English (en)
Spanish (es)
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.)
ESZAKMAGYARORSZAGI BEGYMUVEK
Original Assignee
ESZAKMAGYARORSZAGI BEGYMUVEK
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 ESZAKMAGYARORSZAGI BEGYMUVEK filed Critical ESZAKMAGYARORSZAGI BEGYMUVEK
Publication of ES448306A1 publication Critical patent/ES448306A1/es
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
    • B29C44/58—Moulds
    • B29C44/588—Moulds with means for venting, e.g. releasing foaming gas
    • 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

Landscapes

  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Molding Of Porous Articles (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Polyurethanes Or Polyureas (AREA)
ES448306A 1975-05-29 1976-05-28 Procedimiento para el conformado superficial de polimeros. Expired ES448306A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
HUEA147A HU170123B (fi) 1975-05-29 1975-05-29

Publications (1)

Publication Number Publication Date
ES448306A1 true ES448306A1 (es) 1977-11-01

Family

ID=10995098

Family Applications (1)

Application Number Title Priority Date Filing Date
ES448306A Expired ES448306A1 (es) 1975-05-29 1976-05-28 Procedimiento para el conformado superficial de polimeros.

Country Status (21)

Country Link
JP (1) JPS5211268A (fi)
AU (1) AU500938B2 (fi)
BE (1) BE842140A (fi)
BR (1) BR7603100A (fi)
CH (1) CH595971A5 (fi)
DE (1) DE2620084A1 (fi)
DK (1) DK235176A (fi)
ES (1) ES448306A1 (fi)
FI (1) FI761394A (fi)
FR (1) FR2312357A1 (fi)
GR (1) GR59908B (fi)
HU (1) HU170123B (fi)
IT (1) IT1061717B (fi)
LU (1) LU74965A1 (fi)
NL (1) NL7605218A (fi)
NO (1) NO761822L (fi)
PL (1) PL101732B1 (fi)
PT (1) PT65131B (fi)
RO (1) RO83528A (fi)
SE (1) SE7605407L (fi)
SU (1) SU668615A3 (fi)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE625615A (fi) * 1961-12-05
US3240846A (en) * 1962-08-06 1966-03-15 Allied Chem Method and apparatus for preparing polyurethane foam sandwich structure
BE718157A (fi) * 1967-07-18 1968-12-31
BE777216A (fr) * 1971-01-12 1972-01-14 Continental Gummi Werke Ag Procede et dispositif de fabrication de blocs en matiere moussea surface plane dans des moules ouverts

Also Published As

Publication number Publication date
PL101732B1 (pl) 1979-01-31
PT65131B (en) 1977-10-11
RO83528B (ro) 1984-10-30
JPS5211268A (en) 1977-01-28
AU500938B2 (en) 1979-06-07
PT65131A (en) 1976-06-01
BR7603100A (pt) 1977-02-15
RO83528A (ro) 1985-10-31
GR59908B (en) 1978-03-16
CH595971A5 (fi) 1978-02-28
LU74965A1 (fi) 1977-01-18
HU170123B (fi) 1977-04-28
SE7605407L (sv) 1976-11-30
JPS5428193B2 (fi) 1979-09-14
BE842140A (fr) 1976-09-16
DK235176A (da) 1976-11-30
IT1061717B (it) 1983-04-30
FI761394A (fi) 1976-11-30
AU1385976A (en) 1977-11-24
NL7605218A (nl) 1976-12-01
FR2312357A1 (fr) 1976-12-24
DE2620084A1 (de) 1976-12-02
NO761822L (fi) 1976-11-30
SU668615A3 (ru) 1979-06-15

Similar Documents

Publication Publication Date Title
ES430421A1 (es) Un metodo y un aparato para introducir y disolver gas en unliquido.
ES259643A1 (es) Un metodo destinado a la producciën de una espuma de materia plastica
YU170775A (en) Process for producing fuel gas
YU140575A (en) Process for producing lower alcohols by direct catalytic hydratation of lower olefines
FR2292688A1 (fr) Procede de production du methanol
JPS51132298A (en) Process for producing waterrsoluble segment polymer
JPS5277174A (en) Process for foaming of polymer particle
ES448306A1 (es) Procedimiento para el conformado superficial de polimeros.
ES432334A1 (es) Procedimiento de obtencion de derivados 1-amido alquil-4- sulfonil-piperazina.
ES404590A1 (es) Procedimiento para la fabricacion de fibrillas disconti- nuas.
JPS5232049A (en) Method of producing gas permeable surface of mold for vacuummdraw molding
ES399605A1 (es) Procedimiento y aparato para producir secciones de escayolavaciadas de manera continua.
AT351768B (de) Verfahren zur herstellung eines antistruktur- mittelgemisches
ES442924A1 (es) Procedimiento y aparato para la produccion de vidrio fundi- do.
ES374003A1 (es) Procedimiento de produccion de mezclas polimeras heteroge- neas.
ES449338A1 (es) Un procedimiento para separar el cloruro de vinilo monomero residual de un polimero de poli (cloruro de vinilo).
ES383452A1 (es) Un metodo para la preparacion de carburo de vanadio.
BR7502387A (pt) Composicoes expanisveis de polimeros de estireno, formando espumas de baixa densidade
ES432794A1 (es) Aparato y metodo para disolver gas en una masa de liquido.
JPS5378287A (en) Process for producing improved ethylenic polymer
ES323736A1 (es) Procedimiento para la fabricacion de espumas termoplasticas.
ZA754069B (en) Process of producing methanol
JPS52111897A (en) Production of adsorbent from vulcanized rubber
JPS5227469A (en) Process for producing molded foam
JPS51139509A (en) A process for production of porous copper moldings