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ES492029A0 - Procedimiento para la fabricacion de cuerpos moldeados a partir de materiales sinteticos termoplasticos espumables - Google Patents

Procedimiento para la fabricacion de cuerpos moldeados a partir de materiales sinteticos termoplasticos espumables

Info

Publication number
ES492029A0
ES492029A0 ES492029A ES492029A ES492029A0 ES 492029 A0 ES492029 A0 ES 492029A0 ES 492029 A ES492029 A ES 492029A ES 492029 A ES492029 A ES 492029A ES 492029 A0 ES492029 A0 ES 492029A0
Authority
ES
Spain
Prior art keywords
procedure
manufacture
synthetic materials
thermoplastic synthetic
molded bodies
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.)
Granted
Application number
ES492029A
Other languages
English (en)
Other versions
ES8102167A1 (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.)
CIVAG AG
CIVAG AG INSTITUT fur VERPACKUNGSFORSCHUNG
Original Assignee
CIVAG AG
CIVAG AG INSTITUT fur VERPACKUNGSFORSCHUNG
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 CIVAG AG, CIVAG AG INSTITUT fur VERPACKUNGSFORSCHUNG filed Critical CIVAG AG
Publication of ES8102167A1 publication Critical patent/ES8102167A1/es
Publication of ES492029A0 publication Critical patent/ES492029A0/es
Granted legal-status Critical Current

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
    • C08J9/22—After-treatment of expandable particles; Forming foamed products
    • C08J9/228—Forming foamed products
    • C08J9/232—Forming foamed products by sintering expandable particles
    • 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
    • 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
    • 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
    • B29K2025/00—Use of polymers of vinyl-aromatic compounds or derivatives thereof as moulding material
    • B29K2025/04—Polymers of styrene
    • B29K2025/06—PS, i.e. polystyrene
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Molding Of Porous Articles (AREA)
ES492029A 1979-05-31 1980-05-30 Procedimiento para la fabricacion de cuerpos moldeados a partir de materiales sinteticos termoplasticos espumables Granted ES492029A0 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19792922315 DE2922315A1 (de) 1979-05-31 1979-05-31 Verfahren zur herstellung von schaeumbaren thermoplastischen kunststoffen

Publications (2)

Publication Number Publication Date
ES8102167A1 ES8102167A1 (es) 1980-12-16
ES492029A0 true ES492029A0 (es) 1980-12-16

Family

ID=6072228

Family Applications (1)

Application Number Title Priority Date Filing Date
ES492029A Granted ES492029A0 (es) 1979-05-31 1980-05-30 Procedimiento para la fabricacion de cuerpos moldeados a partir de materiales sinteticos termoplasticos espumables

Country Status (13)

Country Link
JP (1) JPS5628836A (es)
BE (1) BE883586A (es)
BR (1) BR8003418A (es)
DE (1) DE2922315A1 (es)
ES (1) ES492029A0 (es)
FR (1) FR2457881A1 (es)
GB (1) GB2051073A (es)
IL (1) IL60200A0 (es)
IT (1) IT1140984B (es)
MA (1) MA18863A1 (es)
NL (1) NL8003137A (es)
PT (1) PT71334A (es)
SE (1) SE8004058L (es)

Also Published As

Publication number Publication date
MA18863A1 (fr) 1980-12-31
FR2457881B3 (es) 1982-05-21
IL60200A0 (en) 1980-07-31
DE2922315A1 (de) 1981-02-05
NL8003137A (nl) 1980-12-02
BE883586A (fr) 1980-09-15
IT1140984B (it) 1986-10-10
GB2051073A (en) 1981-01-14
IT8022470A0 (it) 1980-05-30
BR8003418A (pt) 1981-01-05
JPS5628836A (en) 1981-03-23
ES8102167A1 (es) 1980-12-16
FR2457881A1 (fr) 1980-12-26
SE8004058L (sv) 1980-12-01
PT71334A (en) 1980-06-01

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