IT941015B - Procedimento e dispositivo per l estrusione di materiali plasti ci espansibili - Google Patents

Procedimento e dispositivo per l estrusione di materiali plasti ci espansibili

Info

Publication number
IT941015B
IT941015B IT54080/70A IT5408070A IT941015B IT 941015 B IT941015 B IT 941015B IT 54080/70 A IT54080/70 A IT 54080/70A IT 5408070 A IT5408070 A IT 5408070A IT 941015 B IT941015 B IT 941015B
Authority
IT
Italy
Prior art keywords
extrusion
procedure
plastic materials
expandable plastic
expandable
Prior art date
Application number
IT54080/70A
Other languages
English (en)
Original Assignee
Ugine Kuhlmann
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 Ugine Kuhlmann filed Critical Ugine Kuhlmann
Application granted granted Critical
Publication of IT941015B publication Critical patent/IT941015B/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
    • 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
    • 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
    • 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
    • B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
    • B29K2105/04—Condition, form or state of moulded material or of the material to be shaped cellular or porous
    • B29K2105/043—Skinned foam
IT54080/70A 1969-10-22 1970-10-15 Procedimento e dispositivo per l estrusione di materiali plasti ci espansibili IT941015B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR6936308A FR2063589A6 (it) 1969-10-22 1969-10-22

Publications (1)

Publication Number Publication Date
IT941015B true IT941015B (it) 1973-03-01

Family

ID=9041938

Family Applications (1)

Application Number Title Priority Date Filing Date
IT54080/70A IT941015B (it) 1969-10-22 1970-10-15 Procedimento e dispositivo per l estrusione di materiali plasti ci espansibili

Country Status (24)

Country Link
JP (1) JPS4812423B1 (it)
AT (1) AT331501B (it)
BE (1) BE757510R (it)
BR (1) BR7023259D0 (it)
CA (1) CA981861A (it)
CH (1) CH532463A (it)
CS (1) CS216179B2 (it)
DE (1) DE2050550C3 (it)
DK (1) DK135526B (it)
ES (1) ES384742A2 (it)
FI (1) FI52043C (it)
FR (1) FR2063589A6 (it)
GB (1) GB1318608A (it)
HU (1) HU163120B (it)
IE (1) IE34595B1 (it)
IT (1) IT941015B (it)
LU (1) LU61898A1 (it)
NL (1) NL167891C (it)
NO (1) NO132417C (it)
OA (1) OA152E (it)
PL (1) PL84474B3 (it)
RO (1) RO73029B (it)
SE (1) SE365981B (it)
ZA (1) ZA707038B (it)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3931379A (en) * 1973-07-17 1976-01-06 Cosden Oil & Chemical Company Foamed profile extrusion process
US3954929A (en) * 1973-10-11 1976-05-04 The Dow Chemical Company Method and apparatus for the extrusion of foamable thermoplastic materials
US3978182A (en) * 1973-12-26 1976-08-31 Mobil Oil Corporation Method for extruding a polystyrene foam with variations in mass concentration across the sheet and thermoforming the sheet
IT1074365B (it) * 1977-03-22 1985-04-20 Montedison Spa Procedimento di estruszione di profilati plastici semiespansi e relativa apparecchiatura
NO154220C (no) * 1979-04-20 1986-08-20 Sentralinst For Ind Forskning Veggkonstruksjon og fremgangsmaate til dens fremstilling.
DE3418506A1 (de) * 1984-05-18 1985-11-21 Fa. Carl Freudenberg, 6940 Weinheim Verfahren zur herstellung von schaumstoffen mit hoher waermeformbestaendigkeit
FR2580542B1 (fr) * 1985-04-23 1987-07-17 Atochem Procede d'extrusion de matieres plastiques expansibles
DE102007045900A1 (de) * 2007-09-26 2009-04-09 Rehau Ag + Co Verbundkörper und Verfahren zu dessen Herstellung
CN109016314A (zh) * 2017-06-09 2018-12-18 南京法宁格节能科技股份有限公司 Xps异型材装饰条模具双开的方法及所用模具
CN117685688A (zh) * 2024-01-19 2024-03-12 小米科技(武汉)有限公司 电子膨胀阀、控制方法、装置、空调器、电子设备及介质

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1154264B (de) * 1956-11-20 1963-09-12 Reifenhaeuser Kg Vorrichtung zum kontinuierlichen Strangpressen von Formkoerpern mit einem Schaumstoffkern und einem Mantel aus thermoplastischem Kunststoff
NL254014A (it) * 1959-07-22 1900-01-01
FR1255499A (fr) * 1960-01-28 1961-03-10 Ets Kuhlmann Matériau allégé résistant à la pression et aux efforts, sa fabrication et ses applications
DE1235566B (de) * 1962-04-30 1967-03-02 Huels Chemische Werke Ag Vorrichtung zum Strangpressen von Schaumstoffprofilen
FR1428652A (fr) * 1964-03-03 1966-02-18 Haveg Industries Inc Mousse de polymère thermoplastique étirée puis contractée à chaud
FR1434808A (fr) * 1964-05-29 1966-04-08 Basf Ag Procédé et dispositif pour la fabrication de bandes en matières plastiques expansées
US3461496A (en) * 1965-11-08 1969-08-19 Thomas W Winstead Apparatus for extruding a skin covered,foamed thermoplastic
FR1498620A (fr) * 1966-09-07 1967-10-20 Kuhlmann Ets Procédé et dispositif pour l'extrusion de matières plastiques expansibles

Also Published As

Publication number Publication date
RO73029B (ro) 1984-11-30
NL7015500A (it) 1971-04-26
OA152E (it) 1971-12-24
DE2050550B2 (de) 1979-11-29
IE34595B1 (en) 1975-06-25
NL167891B (nl) 1981-09-16
GB1318608A (en) 1973-05-31
JPS4812423B1 (it) 1973-04-20
ATA944370A (de) 1975-11-15
IE34595L (en) 1971-04-22
CA981861A (en) 1976-01-20
ZA707038B (en) 1971-08-25
DE2050550C3 (de) 1984-11-08
FR2063589A6 (it) 1971-07-09
NL167891C (nl) 1987-04-16
PL84474B3 (it) 1976-04-30
CS216179B2 (en) 1982-10-29
BE757510R (fr) 1971-04-14
FI52043C (fi) 1977-06-10
FI52043B (it) 1977-02-28
NO132417B (it) 1975-08-04
RO73029A (ro) 1984-10-31
DE2050550A1 (de) 1971-04-29
BR7023259D0 (pt) 1973-04-05
DK135526B (da) 1977-05-16
HU163120B (it) 1973-06-28
ES384742A2 (es) 1973-09-01
LU61898A1 (it) 1971-08-10
SE365981B (it) 1974-04-08
CH532463A (fr) 1973-01-15
DK135526C (it) 1977-10-24
AT331501B (de) 1976-08-25
NO132417C (it) 1975-11-12

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