AT309797B - Schäumform zur Herstellung von Formlingen aus schäumbaren Kunststoffperlen - Google Patents

Schäumform zur Herstellung von Formlingen aus schäumbaren Kunststoffperlen

Info

Publication number
AT309797B
AT309797B AT657169A AT657169A AT309797B AT 309797 B AT309797 B AT 309797B AT 657169 A AT657169 A AT 657169A AT 657169 A AT657169 A AT 657169A AT 309797 B AT309797 B AT 309797B
Authority
AT
Austria
Prior art keywords
moldings
production
plastic beads
foam mold
foamable plastic
Prior art date
Application number
AT657169A
Other languages
English (en)
Original Assignee
Swedish Crucible Steel Company
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 Swedish Crucible Steel Company filed Critical Swedish Crucible Steel Company
Application granted granted Critical
Publication of AT309797B publication Critical patent/AT309797B/de

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
    • B29C44/38—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length
    • B29C44/44—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length in solid form
    • B29C44/445—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length in solid form in the form of expandable granules, particles or beads
    • 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
    • B29C44/02—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles
    • B29C44/10—Applying counter-pressure during expanding
    • 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
    • B29C44/3415—Heating or cooling
    • B29C44/3426—Heating by introducing steam in the mould
AT657169A 1968-08-06 1969-07-09 Schäumform zur Herstellung von Formlingen aus schäumbaren Kunststoffperlen AT309797B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US75064068A 1968-08-06 1968-08-06

Publications (1)

Publication Number Publication Date
AT309797B true AT309797B (de) 1973-09-10

Family

ID=25018666

Family Applications (1)

Application Number Title Priority Date Filing Date
AT657169A AT309797B (de) 1968-08-06 1969-07-09 Schäumform zur Herstellung von Formlingen aus schäumbaren Kunststoffperlen

Country Status (11)

Country Link
US (1) US3537131A (de)
AT (1) AT309797B (de)
BE (1) BE736662A (de)
BR (1) BR6911012D0 (de)
CH (1) CH516987A (de)
DE (2) DE1966937C3 (de)
ES (1) ES370285A1 (de)
FR (1) FR2015127A1 (de)
GB (3) GB1265846A (de)
NL (1) NL6911857A (de)
SE (1) SE355753B (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3751196A (en) * 1970-12-09 1973-08-07 Sonoco Products Co Apparatus for making a concrete column form
US4088722A (en) * 1973-05-29 1978-05-09 Dunlop Limited Method for molding a block of polyurethane foam having a flat upper surface
US3912430A (en) * 1974-05-24 1975-10-14 John A Noel Apparatus for molding beads expandable and formable under heat and pressure
US4382757A (en) * 1981-04-01 1983-05-10 Mansonville Plastics Limited Molding apparatus for expanding beads of polystyrene material
ATE12910T1 (de) * 1981-11-18 1985-05-15 Fresse S A Vorrichtung zum herstellen von platten aus expandiertem kunststoff.
US4492663A (en) * 1982-01-11 1985-01-08 Reinfeld Nyles V Method and adjustable length mold for manufacturing a foamed packaging assembly
US4539167A (en) * 1983-04-05 1985-09-03 Schedel Wolfgang E Method of molding an elongate foamed resin article from expandable thermoplastic resin beads
GB8622541D0 (en) * 1986-09-18 1986-10-22 Trondex Ltd Producing mouldings
US4781555A (en) * 1987-01-07 1988-11-01 Efp Corp. Apparatus for forming molded patterns
DE4236081A1 (de) * 1992-10-26 1994-04-28 Ph Kurtz Eisenhammer Kg Verfahren zum Herstellen von Formkörpern aus geschäumtem Kunststoff und Form zur Ausübung dieses Verfahrens
TW369475B (en) 1997-06-18 1999-09-11 Jsp Corp Production apparatus of expansion-molded article, auxiliary member for transfer of foamed particles and production method of expansion-molded article
JP3583410B2 (ja) * 2001-11-29 2004-11-04 明治乳業株式会社 可食飲食物の抽出および／または搾汁方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2339458A (en) * 1940-08-02 1944-01-18 Mitchell & Smith Inc Method of making cork insulation
DE941389C (de) * 1951-04-19 1956-04-12 Basf Ag Verfahren zur Herstellung poroeser Formkoerper aus thermoplastischen Kunststoffen
US3058162A (en) * 1960-04-11 1962-10-16 Armstrong Cork Co Method of making very low density cellular polystyrene products
US3163686A (en) * 1962-04-02 1964-12-29 Pulp Reproduction Company Art of forming composite plastic devices
US3224039A (en) * 1963-10-25 1965-12-21 Swedish Crucible Steel Company Expanded plastic molding machine
US3239880A (en) * 1964-07-20 1966-03-15 Dyfoam Corp Apparatus for determining the expansive pressure of molded polystyrene beads

Also Published As

Publication number Publication date
DE1966937C3 (de) 1978-10-05
DE1966937B2 (de) 1978-02-09
CH516987A (fr) 1971-12-31
DE1934224B2 (de) 1975-06-19
DE1934224A1 (de) 1970-02-12
BR6911012D0 (pt) 1973-04-26
ES370285A1 (es) 1971-04-01
GB1265847A (de) 1972-03-08
FR2015127A1 (de) 1970-04-24
BE736662A (de) 1969-12-31
SE355753B (de) 1973-05-07
DE1966937A1 (de) 1975-09-25
US3537131A (en) 1970-11-03
NL6911857A (de) 1970-02-10
GB1265846A (de) 1972-03-08
GB1265845A (de) 1972-03-08

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee