NL84582C - - Google Patents

Info

Publication number
NL84582C
NL84582C NL84582DA NL84582C NL 84582 C NL84582 C NL 84582C NL 84582D A NL84582D A NL 84582DA NL 84582 C NL84582 C NL 84582C
Authority
NL
Netherlands
Application number
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.)
Publication date
Application granted granted Critical
Publication of NL84582C publication Critical patent/NL84582C/xx

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
    • B29C44/461—Feeding the material to be shaped into an open space or onto moving surfaces, i.e. to make articles of indefinite length dispensing apparatus, e.g. dispensing foaming resin over the whole width of the moving surface
    • 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
    • B29C44/3442—Mixing, kneading or conveying the foamable material
    • 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
    • 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
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/375—Plasticisers, homogenisers or feeders comprising two or more stages
    • B29C48/38—Plasticisers, homogenisers or feeders comprising two or more stages using two or more serially arranged screws in the same barrel
    • 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
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/50—Details of extruders
    • B29C48/505—Screws
    • B29C48/51—Screws with internal flow passages, e.g. for molten material
    • B29C48/515—Screws with internal flow passages, e.g. for molten material for auxiliary fluids, e.g. foaming 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
    • 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
    • B29C48/78—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling
    • B29C48/80—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the plasticising zone, e.g. by heating cylinders
    • B29C48/83—Heating or cooling the cylinders
    • B29C48/832—Heating
    • 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
    • B29C48/78—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling
    • B29C48/80—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the plasticising zone, e.g. by heating cylinders
    • B29C48/83—Heating or cooling the cylinders
    • B29C48/834—Cooling
    • 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
    • B29C48/78—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling
    • B29C48/80—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the plasticising zone, e.g. by heating cylinders
    • B29C48/84—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the plasticising zone, e.g. by heating cylinders by heating or cooling the feeding screws
    • B29C48/845—Heating
    • 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
    • B29C48/78—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling
    • B29C48/80—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the plasticising zone, e.g. by heating cylinders
    • B29C48/84—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the plasticising zone, e.g. by heating cylinders by heating or cooling the feeding screws
    • B29C48/85—Cooling
    • 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
    • B29C48/78—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling
    • B29C48/86—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the nozzle zone
    • B29C48/87—Cooling
    • 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
    • C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
    • C08J9/12—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent
    • 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
    • B29C48/78—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling
    • B29C48/80—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the plasticising zone, e.g. by heating cylinders
    • B29C48/83—Heating or cooling the cylinders
    • 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
    • B29C48/78—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling
    • B29C48/80—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the plasticising zone, e.g. by heating cylinders
    • B29C48/84—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the plasticising zone, e.g. by heating cylinders by heating or cooling the feeding screws

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
NL84582D 1950-06-29 NL84582C (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US171148A US2669751A (en) 1950-06-29 1950-06-29 Process for production of cellular thermoplastic products

Publications (1)

Publication Number Publication Date
NL84582C true NL84582C (sv) 1900-01-01

Family

ID=22622724

Family Applications (1)

Application Number Title Priority Date Filing Date
NL84582D NL84582C (sv) 1950-06-29

Country Status (3)

Country Link
US (1) US2669751A (sv)
BE (1) BE524084A (sv)
NL (1) NL84582C (sv)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7114687A (sv) * 1970-10-29 1972-05-03 Dow Chemical Co

Families Citing this family (42)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB743364A (en) * 1952-07-26 1956-01-11 Isoleringsaktiebolaget Wmb Improvements in methods of producing porous bodies of thermoplastic material
US2928130A (en) * 1955-09-08 1960-03-15 Western Electric Co Methods for making cellular plastic products
US3094449A (en) * 1956-04-30 1963-06-18 St Regis Paper Co Method of forming a container from a flexible laminate of foamed polystyrene
US3024701A (en) * 1956-12-03 1962-03-13 Alvin M Marks Flake glass panel structures
US2981980A (en) * 1956-12-13 1961-05-02 Owens Corning Fiberglass Corp Production of light polarizing elements
US2935762A (en) * 1957-03-04 1960-05-10 Gerber Prod Production of molded sponge plastic
GB912888A (sv) * 1959-07-22 1900-01-01
FR1255499A (fr) * 1960-01-28 1961-03-10 Ets Kuhlmann Matériau allégé résistant à la pression et aux efforts, sa fabrication et ses applications
US3151192A (en) * 1961-07-24 1964-09-29 Sun Chemical Corp Method of extruding a foamed thermoplastic product
US3374300A (en) * 1963-10-12 1968-03-19 Azuma Kimikazu Process and apparatus for the continuous production of polystyrenic foam materials
US3316335A (en) * 1963-12-24 1967-04-25 Continental Can Co Method and apparatus for continuously extruding and foaming plastics
US3368008A (en) * 1964-01-09 1968-02-06 Azuma Kimikazu Method for producing foamable thermoplastic resin composition
US3484507A (en) * 1964-12-28 1969-12-16 Dow Chemical Co Process of blending thermoplastic polymers with bitumens
US3391051A (en) * 1965-04-19 1968-07-02 Bell & Richardson Inc De Thermoplastic foam sheet material and apparatus for the manufacture thereof
GB1315661A (en) * 1969-06-18 1973-05-02 British Insulated Callenders Plastics extrusion process and apparatus
US4127547A (en) * 1974-12-23 1978-11-28 Union Carbide Corporation Hydrogel dough composition for fabrication of foamed articles
IT1109660B (it) * 1978-02-23 1985-12-23 Lavorazione Mat Plast Perfezionamento all estrusione di schiume sintetiche
US4229396A (en) * 1979-03-21 1980-10-21 The Dow Chemical Company Method of extruding thermoplastic resin foams having enlarged cell-sizes
DE2929829A1 (de) * 1979-07-23 1981-02-26 Basf Ag Verfahren zur herstellung geschaeumter lackharze und deren verwendung
US4323528A (en) * 1980-08-07 1982-04-06 Valcour Imprinted Papers, Inc. Method and apparatus for making large size, low density, elongated thermoplastic cellular bodies
JPS6052926B2 (ja) * 1981-05-18 1985-11-22 積水化成品工業株式会社 熱可塑性樹脂発泡体の製造方法及び装置
US4470938A (en) * 1982-08-27 1984-09-11 Mobil Oil Corporation Method and apparatus for extrusion of thermoplastic foam
US4636527A (en) * 1985-04-12 1987-01-13 The Dow Chemical Company Method for the preparation of styrene polymer foam and foam prepared thereby
BR8606625A (pt) * 1985-04-12 1987-08-04 Dow Chemical Co Processo para a preparacao de uma espuma de polimeros de estireno e de espuma preparada pelo mesmo
CA1255866A (en) * 1985-07-24 1989-06-20 Hiromu Fujisaki Method and apparatus for production of foamed thermoplastic material
US4746478A (en) * 1985-07-24 1988-05-24 Sekisui Kaseihin Kogyo Kabushiki Kaisha Method and apparatus for production of foamed thermoplastic material
DD246727A1 (de) * 1986-03-24 1987-06-17 Bauakademie Ddr Konditioniervorrichtung zur herstellung von thermoplastschaeumen
WO1988008013A1 (en) * 1987-04-15 1988-10-20 The Dow Chemical Company A method of extruding an alkenyl aromatic synthetic resin foamed body having closed cells
US5290822A (en) * 1992-08-27 1994-03-01 Astro-Valcour, Inc. Ultra low density polyolefin foam, foamable polyolefin compositions and process for making same
US5225451A (en) * 1992-08-27 1993-07-06 Astro-Valcour, Inc. Ultra low density polyolefin foam, foamable polyolefin compositions and process for making same
WO2003102060A1 (en) * 2002-05-30 2003-12-11 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
ATE543862T1 (de) 2004-03-26 2012-02-15 Natureworks Llc Mit kohlendioixd getriebene extrudierte polylactidschaumstoffe
WO2005118604A1 (en) * 2004-05-28 2005-12-15 Dow Global Technologies Inc. Phosphorus-containing compounds useful for making halogen-free, ignition-resistant polymers
DE102006048067A1 (de) * 2006-10-11 2008-04-17 Harburg-Freudenberger Maschinenbau Gmbh Vorrichtung zum Extrudieren sowie das Verfahren zur Herstellung der Temperierräume eines Extruders
EP2598539A1 (en) 2010-09-30 2013-06-05 Dow Global Technologies LLC Process for recovering brominated styrene-butadiene copolymers from a bromination reaction solution
CN103261297B (zh) 2010-12-17 2015-08-19 陶氏环球技术有限责任公司 聚苯乙烯熔体挤出方法
US20140128488A1 (en) 2011-06-29 2014-05-08 Dow Global Technologies Llc Method for Making Organic Foam Composites Containing Aerogel Particles
DE102012020839A1 (de) 2012-10-24 2014-04-24 Jackon Insulation Gmbh Herstellung von XPS-Schaumplatten großer Dicke durch Schweißen
EP3330060A1 (de) 2016-11-30 2018-06-06 Jackon Insulation GmbH Herstellung von xps-schaumplatten grosser breite und/oder länge durch schweissen
PL3663339T3 (pl) 2018-12-03 2024-09-23 Trinseo Europe Gmbh Pianki i sposób formowania pianek z jonomerów kopolimerów winylidenowego monomeru aromatycznego i związków nienasyconych z grupami kwasowymi
EP3663340B1 (en) 2018-12-03 2022-03-16 Trinseo Europe GmbH Foams and methods of forming foams of chain extended/branched copolymers of vinylidene substituted aromatic monomers

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE439339A (sv) * 1939-01-18 1900-01-01
US2354260A (en) * 1941-04-26 1944-07-25 Celanese Corp Cellular material
US2450436A (en) * 1947-07-26 1948-10-05 Dow Chemical Co Manufacture of cellular thermoplastic products
US2515250A (en) * 1947-11-07 1950-07-18 Dow Chemical Co Method of making and storing compositions comprising thermoplastic resins and normally gaseous solvents

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7114687A (sv) * 1970-10-29 1972-05-03 Dow Chemical Co

Also Published As

Publication number Publication date
BE524084A (sv) 1900-01-01
US2669751A (en) 1954-02-23

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