FR1335318A - Procédé et appareil pour la production de segments en matière plastique expansible - Google Patents

Procédé et appareil pour la production de segments en matière plastique expansible

Info

Publication number
FR1335318A
FR1335318A FR910331A FR910331A FR1335318A FR 1335318 A FR1335318 A FR 1335318A FR 910331 A FR910331 A FR 910331A FR 910331 A FR910331 A FR 910331A FR 1335318 A FR1335318 A FR 1335318A
Authority
FR
France
Prior art keywords
production
expandable plastic
plastic segments
segments
expandable
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
FR910331A
Other languages
English (en)
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.)
Dow Chemical Co
Original Assignee
Dow Chemical Co
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 Dow Chemical Co filed Critical Dow Chemical Co
Application granted granted Critical
Publication of FR1335318A publication Critical patent/FR1335318A/fr
Expired legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C44/00Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/34Auxiliary operations
    • B29C44/3461Making or treating expandable particles
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C71/00After-treatment of articles without altering their shape; Apparatus therefor
    • B29C71/02Thermal after-treatment
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C71/00After-treatment of articles without altering their shape; Apparatus therefor
    • B29C71/02Thermal after-treatment
    • B29C2071/022Annealing
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C35/00Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
    • B29C35/02Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould
    • B29C35/04Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould using liquids, gas or steam
    • B29C35/041Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould using liquids, gas or steam using liquids
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29KINDEXING 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
    • B29K2105/00Condition, form or state of moulded material or of the material to be shaped
    • B29K2105/04Condition, form or state of moulded material or of the material to be shaped cellular or porous
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29KINDEXING 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
    • B29K2105/00Condition, form or state of moulded material or of the material to be shaped
    • B29K2105/25Solid
    • B29K2105/251Particles, powder or granules

Landscapes

  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
FR910331A 1961-09-27 1962-09-25 Procédé et appareil pour la production de segments en matière plastique expansible Expired FR1335318A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US14119361A 1961-09-27 1961-09-27

Publications (1)

Publication Number Publication Date
FR1335318A true FR1335318A (fr) 1963-08-16

Family

ID=22494586

Family Applications (1)

Application Number Title Priority Date Filing Date
FR910331A Expired FR1335318A (fr) 1961-09-27 1962-09-25 Procédé et appareil pour la production de segments en matière plastique expansible

Country Status (5)

Country Link
BE (1) BE622808A (fr)
FR (1) FR1335318A (fr)
GB (1) GB974534A (fr)
LU (1) LU42407A1 (fr)
NL (1) NL283474A (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0256489A1 (fr) * 1986-08-12 1988-02-24 Kanegafuchi Kagaku Kogyo Kabushiki Kaisha Procédé de préparation de particules de résine thermoplastique préexpansées
US4778829A (en) * 1985-07-12 1988-10-18 Kanegafuchi Kagaku Kogyo Kabushiki Kaisha Process for preparing pre-expanded particles of thermoplastic resin

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH601073A5 (fr) * 1975-11-04 1978-06-30 Anders Ruben Rausing

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4778829A (en) * 1985-07-12 1988-10-18 Kanegafuchi Kagaku Kogyo Kabushiki Kaisha Process for preparing pre-expanded particles of thermoplastic resin
EP0256489A1 (fr) * 1986-08-12 1988-02-24 Kanegafuchi Kagaku Kogyo Kabushiki Kaisha Procédé de préparation de particules de résine thermoplastique préexpansées

Also Published As

Publication number Publication date
GB974534A (en) 1964-11-04
LU42407A1 (fr) 1963-03-25
BE622808A (fr)
NL283474A (fr)

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