IN157314B - - Google Patents

Info

Publication number
IN157314B
IN157314B IN1186/CAL/82A IN1186CA1982A IN157314B IN 157314 B IN157314 B IN 157314B IN 1186CA1982 A IN1186CA1982 A IN 1186CA1982A IN 157314 B IN157314 B IN 157314B
Authority
IN
India
Application number
IN1186/CAL/82A
Other languages
English (en)
Inventor
Sam Donald Nehmey
James William Summers
Original Assignee
Goodrich Co B F
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 Goodrich Co B F filed Critical Goodrich Co B F
Publication of IN157314B publication Critical patent/IN157314B/en

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
    • B29C44/3442—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
    • B29C48/25—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
    • B29C48/67—Screws having incorporated mixing devices not provided for in groups B29C48/52 - B29C48/66
    • 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
    • B29C48/793—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling upstream of the plasticising zone, e.g. heating in the hopper
    • 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
    • B29C48/865—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
    • B29C48/875—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling for achieving a non-uniform temperature distribution, e.g. using barrels having both cooling and heating zones
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S264/00—Plastic and nonmetallic article shaping or treating: processes
    • Y10S264/05—Use of one or more blowing agents together

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Molding Of Porous Articles (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
IN1186/CAL/82A 1981-06-17 1982-10-12 IN157314B (fi)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/274,619 US4401612A (en) 1981-06-17 1981-06-17 Method and apparatus for extruding foam polymeric materials involving the use of an extrusion screw having spaced multiple flight mixing means thereon

Publications (1)

Publication Number Publication Date
IN157314B true IN157314B (fi) 1986-03-01

Family

ID=23048960

Family Applications (1)

Application Number Title Priority Date Filing Date
IN1186/CAL/82A IN157314B (fi) 1981-06-17 1982-10-12

Country Status (12)

Country Link
US (1) US4401612A (fi)
EP (1) EP0067442B1 (fi)
JP (1) JPS57212035A (fi)
AR (1) AR229939A1 (fi)
AU (1) AU555405B2 (fi)
BR (1) BR8203495A (fi)
CA (1) CA1177211A (fi)
DE (1) DE3262637D1 (fi)
EG (1) EG15735A (fi)
IN (1) IN157314B (fi)
NO (1) NO822001L (fi)
ZA (1) ZA823537B (fi)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1290095C (en) * 1986-08-06 1991-10-01 Hisao Shimazu Foamed article of chlorinated vinyl chloride resin containing inorganic material and process for preparing thereof
NO863756L (no) * 1986-09-22 1988-03-23 Spydevold Baard Metode for fremstilling av celleplast.
US4898760A (en) * 1987-11-17 1990-02-06 Amesbury Industries, Inc. Process and apparatus for extruding a low density elastomeric thermoplastic foam
US5728406A (en) * 1989-07-11 1998-03-17 Amesbury Group, Inc. Apparatus for extruding a low density thermoplastic foam
US5654346A (en) * 1989-07-11 1997-08-05 Amesbury Industries, Inc. Low density thermoplastic foam
JP3655302B2 (ja) * 1991-04-23 2005-06-02 アメスバリー グループ インコーポレイテッド 水発泡剤を用いた低密度発泡体の押し出し成形法
JP2966735B2 (ja) * 1994-07-29 1999-10-25 積水化成品工業株式会社 熱可塑性樹脂押出機
US6348512B1 (en) 1995-12-29 2002-02-19 Pmd Holdings Corp. Medium density chlorinated polyvinyl chloride foam and process for preparing
JP3555636B2 (ja) * 1996-01-31 2004-08-18 日本ゼオン株式会社 発泡成形用塩化ビニル系樹脂組成物
US5848728A (en) * 1996-11-07 1998-12-15 Acrison, Inc. Multi-flighted notched metering auger
US5789453A (en) * 1997-04-10 1998-08-04 The B. F. Goodrich Company Medium density chlorinated polyvinyl chloride foam and process for preparing
JP2002018929A (ja) * 2000-07-12 2002-01-22 Hero:Kk 生分解性発泡体製造装置
US7951449B2 (en) * 2002-06-27 2011-05-31 Wenguang Ma Polyester core materials and structural sandwich composites thereof
US7296991B2 (en) * 2004-12-10 2007-11-20 Irwin Jere F Adjustable extruder die assembly die lip adjustment apparatus
US20070190201A1 (en) * 2006-02-13 2007-08-16 Irwin Jere E Extruder die assembly, extruder, and method
WO2007106390A2 (en) 2006-03-10 2007-09-20 Amesbury Group, Inc Apparatus and method for manufacturing reinforced weatherstrip, and such a weatherstrip
CN102485467A (zh) * 2010-12-02 2012-06-06 张家港华明机械有限公司 一种发泡聚苯乙烯镜框型材生产线挤出机用发泡螺杆
US8714952B2 (en) * 2011-06-13 2014-05-06 Floracraft Corp. System and method for manufacturing cylindrical foam articles
CA2976458A1 (en) 2015-02-13 2016-08-18 John HUNTRESS Low compression-force tpe weatherseals
JP7484276B2 (ja) * 2020-03-19 2024-05-16 王子ホールディングス株式会社 溶融樹脂の製造方法
CN113858584B (zh) * 2021-09-08 2024-03-29 安徽振风之家新型材料有限公司 一种废弃pvc发泡挤出螺杆的改造方法及螺杆

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2662243A (en) * 1950-07-07 1953-12-15 Farrel Birmingham Co Inc Blending and/or warming extrusion device for plastics or the like
US3248469A (en) * 1961-08-28 1966-04-26 Phillips Petroleum Co High shear visbreaking method and apparatus
NL296971A (fi) * 1962-10-03
NL142442B (nl) * 1964-03-31 1974-06-17 Shell Int Research Werkwijze voor de vervaardiging van voorwerpen van polymeerschuim.
US3366580A (en) * 1964-09-30 1968-01-30 Allied Chem Chlorinated polyvinyl chloride foam
US3523988A (en) * 1965-03-22 1970-08-11 Zbislaw M Roehr Method of making large celled plastic materials with integral skins
US3444283A (en) * 1965-11-08 1969-05-13 Mobil Oil Corp Method for direct injection extrusion of polystyrene foam
US3485774A (en) * 1966-04-21 1969-12-23 Du Pont Process for the formation of foamable compositions
NL6611678A (fi) * 1966-08-18 1968-02-19
US3827841A (en) * 1969-06-24 1974-08-06 Sekisui Chemical Co Ltd Extrusion apparatus for use in the production of thermoplastic resin foams
US3856442A (en) * 1970-10-19 1974-12-24 Ici Ltd Dispersion of materials in thermoplastics
US3787542A (en) * 1971-10-14 1974-01-22 Ici Ltd Production of extruded foamed synthetic thermoplastic polymeric materials
DE2158673C3 (de) * 1971-11-26 1975-05-15 Dynamit Nobel Ag, 5210 Troisdorf Verfahren und Vorrichtung zum kontinuierlichen Herstellen von Bahnen aus geschäumtem thermoplastischem Kunststoff
DE2217535C2 (de) * 1972-04-12 1974-05-22 Hermann Berstorff Maschinenbau Gmbh, 3000 Hannover Verfahren zum Herstellen von Schlauchfolien aus geschäumtem Polystyrol
USRE28901E (en) 1972-08-10 1976-07-13 The B. F. Goodrich Company Apparatus for refining polymeric material
US3788612A (en) * 1972-09-15 1974-01-29 Feed Screws Inc Mixing element for extruder screw
US4181647A (en) * 1973-01-11 1980-01-01 Phillips Cables Limited Process for extrusion coating of a wire with a cellular thermoplastic resin material
JPS5239758A (en) * 1975-09-25 1977-03-28 Mitsubishi Heavy Ind Ltd Resin mixing screw
US4099897A (en) * 1975-11-04 1978-07-11 Hitachi Cable, Ltd. Apparatus for producing foamed plastic insulated wires
DE2558638C3 (de) * 1975-12-24 1979-02-15 Hermann Berstorff Maschinenbau Gmbh, 3000 Hannover Schneckenstrangpresse für thermoplastische Kunststoffe oder Elastomere

Also Published As

Publication number Publication date
BR8203495A (pt) 1983-06-07
EP0067442A1 (en) 1982-12-22
CA1177211A (en) 1984-11-06
EP0067442B1 (en) 1985-03-20
JPH0243610B2 (fi) 1990-10-01
US4401612A (en) 1983-08-30
AU555405B2 (en) 1986-09-25
AU8400782A (en) 1982-12-23
EG15735A (en) 1986-09-30
AR229939A1 (es) 1984-01-31
JPS57212035A (en) 1982-12-27
ZA823537B (en) 1983-04-27
DE3262637D1 (en) 1985-04-25
NO822001L (no) 1982-12-20

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