BR7808339A - Processo para a preparacao de artigos de espuma e aparelho para a execucao do processo - Google Patents

Processo para a preparacao de artigos de espuma e aparelho para a execucao do processo

Info

Publication number
BR7808339A
BR7808339A BR7808339A BR7808339A BR7808339A BR 7808339 A BR7808339 A BR 7808339A BR 7808339 A BR7808339 A BR 7808339A BR 7808339 A BR7808339 A BR 7808339A BR 7808339 A BR7808339 A BR 7808339A
Authority
BR
Brazil
Prior art keywords
execution
preparation
foam items
foam
items
Prior art date
Application number
BR7808339A
Other languages
English (en)
Inventor
M Ratafia
K Suh
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
Publication of BR7808339A publication Critical patent/BR7808339A/pt

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
    • 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
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/06—Rod-shaped
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/94—Lubricating
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2007/00—Flat articles, e.g. films or sheets

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Molding Of Porous Articles (AREA)
  • General Preparation And Processing Of Foods (AREA)
BR7808339A 1977-12-20 1978-12-19 Processo para a preparacao de artigos de espuma e aparelho para a execucao do processo BR7808339A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/862,264 US4146563A (en) 1977-12-20 1977-12-20 Method and apparatus for forming thermoplastic foams

Publications (1)

Publication Number Publication Date
BR7808339A true BR7808339A (pt) 1979-08-07

Family

ID=25338077

Family Applications (1)

Application Number Title Priority Date Filing Date
BR7808339A BR7808339A (pt) 1977-12-20 1978-12-19 Processo para a preparacao de artigos de espuma e aparelho para a execucao do processo

Country Status (10)

Country Link
US (1) US4146563A (pt)
EP (1) EP0002489B1 (pt)
JP (1) JPS6053689B2 (pt)
AT (1) AT371762B (pt)
AU (1) AU529899B2 (pt)
BR (1) BR7808339A (pt)
CA (1) CA1103872A (pt)
DE (1) DE2860962D1 (pt)
DK (1) DK150977C (pt)
NO (1) NO152327C (pt)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4282890A (en) * 1978-03-13 1981-08-11 Celanese Corporation Open cell structure foamed cellulose acetate filters
US4419309A (en) * 1982-04-30 1983-12-06 Mobil Oil Corporation Polystyrene foam extrusion into a foam assisting atmosphere
JPS6011329A (ja) * 1983-07-01 1985-01-21 Mitsubishi Petrochem Co Ltd 架橋発泡体の連続製造方法
JPS60201925A (ja) * 1984-03-26 1985-10-12 Ikegai Corp 押出成形用ダイ
US4698228A (en) * 1984-03-29 1987-10-06 Nabisco Brands Process for extruding dough as used in producing crisp breads
US4659303A (en) * 1984-03-29 1987-04-21 Nabisco Brands, Inc. Apparatus for extruding dough as used in producing crisp breads
AU564115B2 (en) * 1985-04-12 1987-07-30 Dow Chemical Company, The Method for the preparation of styrene polymer foam and foam prepared thereby
JP3186060B2 (ja) * 1991-11-14 2001-07-11 プリフオーム アクチエンゲゼルシャフト 所定の圧力範囲内でポリウレタンフォームスラブ素材を連続的に製造する方法と装置
DE69818786T2 (de) 1997-12-26 2004-07-29 Sumitomo Chemical Co., Ltd. Vorrichtung zur Herstellung von thermoplastischer Schaumfolie
DE19849263C2 (de) * 1998-10-26 2003-06-12 Moeller Plast Gmbh Verfahren zur Herstellung eines Bauteils durch Coextrusion
IT1318863B1 (it) * 2000-09-14 2003-09-10 Omipa S P A Dispositivo di calibrazione per profili estrusi
PL372762A1 (en) * 2002-05-30 2005-08-08 Dow Global Technologies, Inc. Halogen free ignition resistant thermoplastic resin compositions
AU2003230910A1 (en) * 2003-02-06 2004-09-06 Dow Global Technologies Inc. Halogen free ignition resistant thermoplastic resin compositions
WO2005097878A1 (en) 2004-03-26 2005-10-20 Natureworks Llc Extruded polylactide foams blown with carbon dioxide
CN102653598B (zh) 2004-05-28 2015-05-13 陶氏环球技术有限责任公司 可用于制造无卤素抗引燃聚合物的含磷化合物
EP2420373A3 (de) 2010-08-20 2012-06-06 Rundpack AG Verfahren zur Herstellung eines opaken Formteils
EP2598539A1 (en) 2010-09-30 2013-06-05 Dow Global Technologies LLC Process for recovering brominated styrene-butadiene copolymers from a bromination reaction solution
JP5894188B2 (ja) 2010-12-17 2016-03-23 ダウ グローバル テクノロジーズ エルエルシー ポリスチレン溶融押出し法
JP6033295B2 (ja) 2011-06-29 2016-11-30 ダウ グローバル テクノロジーズ エルエルシー エアロゲル粒子を含有する有機フォーム複合物を製造するための方法
US9511523B2 (en) 2012-03-28 2016-12-06 Sabic Global Technologies B.V. Static-dissipative foam extrusion calibration with minimized expansion loss
US10633084B2 (en) * 2017-08-25 2020-04-28 Bell Helicopter Textron Inc. Geodesic composite structures

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2537977A (en) * 1948-07-15 1951-01-16 Dow Chemical Co Method of making a shaped thermoplastic cellular product
BE625615A (pt) * 1961-12-05
NL286347A (pt) * 1961-12-07
US3335207A (en) * 1963-10-11 1967-08-08 Owens Illinois Inc Method and apparatus for forming foamed low density sheet plastic
FR1595011A (pt) * 1968-01-11 1970-06-08
DE2147876C3 (de) * 1970-09-29 1975-04-24 Tokan Kogyo Co. Ltd., Tokio Verfahren und Vorrichtung zum Herstellen von Hohlplattenprodukten aus thermoplastischem Kunstharz
US3835209A (en) * 1971-11-09 1974-09-10 Owens Illinois Inc Process of extruding a foamed extrudate and controlling the thickness thereof
BE789774A (fr) * 1972-02-18 1973-02-01 Sinclair Koppers Co Procede et appareil pour la fabrication de profiles en mousse
IT985207B (it) * 1972-05-26 1974-11-30 Derivados Del Fluor Sa Procedimento continuo per la produzione di fluoruro di allu minio
US4049760A (en) * 1973-03-16 1977-09-20 Societe Chimique Des Charbonnages Method of manufacture of foamed thermo-plastic extruded shapes
US3954929A (en) * 1973-10-11 1976-05-04 The Dow Chemical Company Method and apparatus for the extrusion of foamable thermoplastic materials
US3966381A (en) * 1973-11-21 1976-06-29 The Dow Chemical Company Extrusion of thermoplastic foam

Also Published As

Publication number Publication date
JPS6053689B2 (ja) 1985-11-27
AU4220278A (en) 1979-06-28
DK150977B (da) 1987-10-05
ATA910578A (de) 1982-12-15
CA1103872A (en) 1981-06-30
NO152327B (no) 1985-06-03
EP0002489A1 (en) 1979-06-27
DK571778A (da) 1979-06-21
EP0002489B1 (en) 1981-08-12
DE2860962D1 (en) 1981-11-12
AU529899B2 (en) 1983-06-23
JPS5487769A (en) 1979-07-12
NO784257L (no) 1979-06-21
AT371762B (de) 1983-07-25
DK150977C (da) 1988-06-06
US4146563A (en) 1979-03-27
NO152327C (no) 1985-09-11

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