SE333236B - METHOD OF MANUFACTURING EXPERIENCED ARTICLES OF STYRENE CELL PLASTIC - Google Patents

METHOD OF MANUFACTURING EXPERIENCED ARTICLES OF STYRENE CELL PLASTIC

Info

Publication number
SE333236B
SE333236B SE9373/68A SE937368A SE333236B SE 333236 B SE333236 B SE 333236B SE 9373/68 A SE9373/68 A SE 9373/68A SE 937368 A SE937368 A SE 937368A SE 333236 B SE333236 B SE 333236B
Authority
SE
Sweden
Prior art keywords
experienced
styrene
articles
manufacturing
cell plastic
Prior art date
Application number
SE9373/68A
Other languages
Swedish (sv)
Inventor
F Rosencrantz
Original Assignee
Overman Ab
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 Overman Ab filed Critical Overman Ab
Priority to SE9373/68A priority Critical patent/SE333236B/en
Priority to DE19691929331 priority patent/DE1929331A1/en
Priority to GB1239099D priority patent/GB1239099A/en
Priority to NO2828/69A priority patent/NO130758C/no
Priority to DK365669AA priority patent/DK121975B/en
Priority to FR6923171A priority patent/FR2012504A1/fr
Priority to FI692023A priority patent/FI48357C/en
Publication of SE333236B publication Critical patent/SE333236B/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/34—Chemical features in the manufacture of articles consisting of a foamed macromolecular core and a macromolecular surface layer having a higher density than the core
    • 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
    • B29C33/00—Moulds or cores; Details thereof or accessories therefor
    • B29C33/56—Coatings, e.g. enameled or galvanised; Releasing, lubricating or separating agents
    • 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
    • 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
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2325/00—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an aromatic carbocyclic ring; Derivatives of such polymers
    • C08J2325/02—Homopolymers or copolymers of hydrocarbons
    • C08J2325/04—Homopolymers or copolymers of styrene
    • C08J2325/06—Polystyrene
SE9373/68A 1968-07-08 1968-07-08 METHOD OF MANUFACTURING EXPERIENCED ARTICLES OF STYRENE CELL PLASTIC SE333236B (en)

Priority Applications (7)

Application Number Priority Date Filing Date Title
SE9373/68A SE333236B (en) 1968-07-08 1968-07-08 METHOD OF MANUFACTURING EXPERIENCED ARTICLES OF STYRENE CELL PLASTIC
DE19691929331 DE1929331A1 (en) 1968-07-08 1969-06-10 Process for the production of surface-hardened objects from styrene cellular plastic
GB1239099D GB1239099A (en) 1968-07-08 1969-07-04
NO2828/69A NO130758C (en) 1968-07-08 1969-07-07
DK365669AA DK121975B (en) 1968-07-08 1969-07-07 Process for the production of hard surface polystyrene foam articles in a mold.
FR6923171A FR2012504A1 (en) 1968-07-08 1969-07-08
FI692023A FI48357C (en) 1968-07-08 1969-07-08 Ways to produce surface-cured articles of styrene foam.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9373/68A SE333236B (en) 1968-07-08 1968-07-08 METHOD OF MANUFACTURING EXPERIENCED ARTICLES OF STYRENE CELL PLASTIC

Publications (1)

Publication Number Publication Date
SE333236B true SE333236B (en) 1971-03-08

Family

ID=20276517

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9373/68A SE333236B (en) 1968-07-08 1968-07-08 METHOD OF MANUFACTURING EXPERIENCED ARTICLES OF STYRENE CELL PLASTIC

Country Status (7)

Country Link
DE (1) DE1929331A1 (en)
DK (1) DK121975B (en)
FI (1) FI48357C (en)
FR (1) FR2012504A1 (en)
GB (1) GB1239099A (en)
NO (1) NO130758C (en)
SE (1) SE333236B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4260569A (en) * 1978-09-01 1981-04-07 Hurst Aubrey J Method of making a foamed polystyrene building panel
CA1217913A (en) * 1982-03-05 1987-02-17 Bertel Jansson Method of insulating pipe details
EP0091970A3 (en) * 1982-03-20 1984-09-05 Flewu AG Apparatus for the simultaneous production of especially different moulded articles of sintered polystyrene foam with interchangeable moulding tools
GB9305053D0 (en) * 1993-03-12 1993-04-28 Gaskill David Foam structures,methods and apparatus for manufacturer using foams and articles made thereby
DE10033877A1 (en) * 2000-07-12 2002-03-14 Fraunhofer Ges Forschung Process for the production of molded parts from particle foam with a cover layer

Also Published As

Publication number Publication date
NO130758C (en) 1975-02-05
GB1239099A (en) 1971-07-14
FI48357B (en) 1974-05-31
DE1929331A1 (en) 1970-01-15
FR2012504A1 (en) 1970-03-20
FI48357C (en) 1974-09-10
DK121975B (en) 1971-12-27
NO130758B (en) 1974-10-28

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