JPS6219285B2 - - Google Patents

Info

Publication number
JPS6219285B2
JPS6219285B2 JP56502707A JP50270781A JPS6219285B2 JP S6219285 B2 JPS6219285 B2 JP S6219285B2 JP 56502707 A JP56502707 A JP 56502707A JP 50270781 A JP50270781 A JP 50270781A JP S6219285 B2 JPS6219285 B2 JP S6219285B2
Authority
JP
Japan
Prior art keywords
mixture
orifice
die
improvement
thermoplastic
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
JP56502707A
Other languages
English (en)
Japanese (ja)
Other versions
JPS57501317A (OSRAM
Inventor
Furederitsuku Eichi Korinzu
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.)
BARUKOA INPURINTETSUDO PEEPAAZU Inc
Original Assignee
BARUKOA INPURINTETSUDO PEEPAAZU Inc
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 BARUKOA INPURINTETSUDO PEEPAAZU Inc filed Critical BARUKOA INPURINTETSUDO PEEPAAZU Inc
Publication of JPS57501317A publication Critical patent/JPS57501317A/ja
Publication of JPS6219285B2 publication Critical patent/JPS6219285B2/ja
Expired legal-status Critical Current

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
    • B29C44/38—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length
    • B29C44/42—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length using pressure difference, e.g. by injection or by vacuum
    • B29C44/421—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length using pressure difference, e.g. by injection or by vacuum by plastizising the material into a shot cavity and injecting using a plunger
    • 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
    • Y10S264/66—Processes of reshaping and reforming

Landscapes

  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Molding Of Porous Articles (AREA)
JP56502707A 1980-08-07 1981-08-05 Expired JPS6219285B2 (OSRAM)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/176,041 US4323528A (en) 1980-08-07 1980-08-07 Method and apparatus for making large size, low density, elongated thermoplastic cellular bodies

Publications (2)

Publication Number Publication Date
JPS57501317A JPS57501317A (OSRAM) 1982-07-29
JPS6219285B2 true JPS6219285B2 (OSRAM) 1987-04-27

Family

ID=22642740

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56502707A Expired JPS6219285B2 (OSRAM) 1980-08-07 1981-08-05

Country Status (10)

Country Link
US (1) US4323528A (OSRAM)
EP (1) EP0059192B1 (OSRAM)
JP (1) JPS6219285B2 (OSRAM)
AU (1) AU550791B2 (OSRAM)
BE (1) BE891815A (OSRAM)
CA (1) CA1168011A (OSRAM)
DE (1) DE3152243T1 (OSRAM)
GB (1) GB2091161B (OSRAM)
NL (1) NL192328C (OSRAM)
WO (1) WO1982000440A1 (OSRAM)

Families Citing this family (121)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63260416A (ja) * 1986-04-15 1988-10-27 Japan Styrene Paper Co Ltd 発泡成形体の製造方法
NO863756L (no) * 1986-09-22 1988-03-23 Spydevold Baard Metode for fremstilling av celleplast.
US5026736A (en) * 1987-02-24 1991-06-25 Astro-Valcour, Inc. Moldable shrunken thermoplastic polymer foam beads
CA1309221C (en) * 1987-04-15 1992-10-27 Kyung W. Suh Method for the preparation of styrene polymer foam, blowing agents for the preparation of such foam and styrene polymer foams prepared with such blowing agents
US5051285A (en) * 1988-07-29 1991-09-24 Pillard Products, Inc. Plastic piling
US5180531A (en) * 1988-07-29 1993-01-19 Vartkes Borzakian Method of forming plastic piling
US4984376A (en) * 1989-06-15 1991-01-15 E. I. Du Pont De Nemours And Company Midsole for footwear
US4988740A (en) * 1989-06-15 1991-01-29 E. I. Du Pont De Nemours And Company Low density foamed thermoplastic elastomers
US5202069A (en) * 1991-04-23 1993-04-13 Astro-Valcour, Inc. Method for producing foamed, molded thermoplastic articles
US5246976A (en) * 1991-04-23 1993-09-21 Astro-Valcour, Inc. Apparatus for producing foamed, molded thermoplastic articles and articles produced thereby
US5527573A (en) * 1991-06-17 1996-06-18 The Dow Chemical Company Extruded closed-cell polypropylene foam
US5225451A (en) * 1992-08-27 1993-07-06 Astro-Valcour, Inc. Ultra low density polyolefin foam, foamable polyolefin compositions and process for making same
US5290822A (en) * 1992-08-27 1994-03-01 Astro-Valcour, Inc. Ultra low density polyolefin foam, foamable polyolefin compositions and process for making same
WO1994013164A1 (en) * 1992-12-10 1994-06-23 Nike International Ltd. Bonding of rubber to plastic in footwear
US5776390A (en) * 1992-12-15 1998-07-07 Scriptoria N.V. Method of forming boards of foam polyolefin using needle punching to release blowing agent
DE9217016U1 (de) * 1992-12-15 1993-04-15 Scriptoria N.V., Wellen Bahnförmige Schaumstoff-Platten aus Polyolefinen
ATE184825T1 (de) * 1992-12-17 1999-10-15 Dow Chemical Co Extrudierter polypropylenschaum mit geschlossenen zellen
US5475037A (en) * 1993-02-02 1995-12-12 The Dow Chemical Company Amorphous polyester foam
US5411684A (en) * 1993-04-30 1995-05-02 The Dow Chemical Company Process for making large cross-section olefinic polymer foam structure blown with 1, 1-difluoroethane
JPH08509763A (ja) * 1993-04-30 1996-10-15 ザ ダウ ケミカル カンパニー １，１−ジフルオロエタンで発泡したエチレンポリマーフォームおよびそれを製造する方法
AU668470B2 (en) * 1993-07-12 1996-05-02 Seaward International, Inc. Elongated structural member and method and apparatus for making same
US5895614A (en) * 1995-08-22 1999-04-20 Tenneco Protective Packaging Inc. Method of forming a microcellular foam plank
CZ263998A3 (cs) * 1996-02-23 1999-01-13 The Dow Chemical Company Polymerní pěny
US5698144A (en) * 1996-08-08 1997-12-16 Tenneco Protective Packaging, Inc. Process for producing low density polyethylenic foam with atmospheric gases and polyglycols or polyglycol ethers
US5993706A (en) * 1996-08-08 1999-11-30 Tenneco Protective Packaging, Inc. Oxygenated hydrocarbon compatibilizing agent for carbon dioxide-blown polyolefinic foams
US5817705A (en) * 1996-10-15 1998-10-06 Tenneco Protective Packaging Inc. Short time frame process for producing extruded closed cell low density propylene polymer foams
DE19637761A1 (de) * 1996-09-16 1998-03-19 Kannegiesser Kmh Kunststofftec Verfahren und Vorrichtung zum Dosieren eines plastifizierten Kunststoffs
AU742749B2 (en) * 1997-01-16 2002-01-10 Trexel, Inc. Injection molding of microcellular material
US6884823B1 (en) * 1997-01-16 2005-04-26 Trexel, Inc. Injection molding of polymeric material
US7338698B1 (en) 1997-02-28 2008-03-04 Columbia Insurance Company Homogeneously branched ethylene polymer carpet, carpet backing and method for making same
JP2002515951A (ja) * 1997-02-28 2002-05-28 ショー インダストリーズ インコーポレイテッド カーペット、カーペット裏地材料及び方法
US20030211280A1 (en) 1997-02-28 2003-11-13 Shaw Industries, Inc. Carpet, carpet backings and methods
TR199903151T2 (xx) * 1997-08-27 2000-07-21 The Dow Chemical Company Vinil aromatik polimer birle�tirme ve k�p�kler.
US6030696A (en) * 1997-09-30 2000-02-29 Sealed Air Corporation Extruded polyolefin foam in thicker grades and plank and process therefor
ID24628A (id) * 1997-10-17 2000-07-27 Dow Chemical Co Komposisi-komposisi interpomer dari monomer-monomer alfa-olefin dengan satu atau lebih monomer-monomer vinil atau vinilidena aromatik
EP1068260A1 (en) * 1998-03-16 2001-01-17 The Dow Chemical Company Open-cell foam and method of making
AU3967699A (en) * 1998-05-27 1999-12-13 Dow Chemical Company, The Vehicle headliner comprised of a thermoformable thermoplastic foam sheet
ES2211081T3 (es) * 1998-05-29 2004-07-01 Sprout-Matador A/S Procedimiento y aparato para la extrusion de productos de expansion que retienen agua, como particulas de productos alimenticios o materias granulosas de productos alimenticios.
US6231795B1 (en) * 1998-12-04 2001-05-15 The Dow Chemical Company Soft and flexible foams made from blends of alkenyl aromatic polymers and alpha-olefin/vinyl or vinylidene aromatic and/or sterically hindered aliphatic or cycloaliphatic vinyl or vinylidene interpolymers
US6187232B1 (en) 1998-12-04 2001-02-13 The Dow Chemical Company Acoustical insulation foams
US5993707A (en) * 1998-12-04 1999-11-30 The Dow Chemical Company Enlarged cell size foams made from blends of alkenyl aromatic polymers and alpha-olefin/vinyl or vinylidene aromatic and/or sterically hindered aliphatic or cycloaliphatic vinyl or vinylidene interpolymers
US6048909A (en) * 1998-12-04 2000-04-11 The Dow Chemical Company Foams having increased heat distortion temperature made from blends of alkenyl aromatic polymers and alpha-olefin/vinyl or vinylidene aromatic and/or sterically hindered aliphatic or cycloaliphatic vinyl or vinylidene interpolymers
US7615373B2 (en) * 1999-02-25 2009-11-10 Virginia Commonwealth University Intellectual Property Foundation Electroprocessed collagen and tissue engineering
US20020081732A1 (en) * 2000-10-18 2002-06-27 Bowlin Gary L. Electroprocessing in drug delivery and cell encapsulation
US6174471B1 (en) 1999-03-15 2001-01-16 The Dow Chemical Company Open-cell foam and method of making
US6844055B1 (en) * 1999-12-02 2005-01-18 Dow Global Technologies Inc. Hollow strandfoam and preparation thereof
EP1254191A2 (en) 1999-12-03 2002-11-06 The Dow Chemical Company Grafted thermoplastic compositions and fabricated articles therefrom
US6160029A (en) * 2000-03-08 2000-12-12 The Dow Chemical Company Olefin polymer and α-olefin/vinyl or α-olefin/vinylidene interpolymer blend foams
CA2401228A1 (en) 2000-03-17 2001-09-27 Dow Global Technologies Inc. Polyolefin foam useful for sound and thermal insulation
MXPA02008936A (es) * 2000-03-17 2003-04-25 Dow Global Technologies Inc Preparacion de una espuma acustica macrocelular.
AU2001288692A1 (en) * 2000-09-01 2002-03-13 Virginia Commonwealth University Intellectual Property Foundation Electroprocessed fibrin-based matrices and tissues
KR20030034229A (ko) * 2000-09-29 2003-05-01 트레셀 인코포레이티드 인몰드 장식 물품 및 방법
WO2002034824A2 (en) 2000-10-23 2002-05-02 Dow Global Technologies Inc. Propylene polymer foams
ES2247175T3 (es) * 2000-10-24 2006-03-01 Dow Global Technologies Inc. Procedimiento de preparacion de una espuma polimerica termoplastica multimodal.
EP1353981B1 (en) 2000-12-21 2007-08-29 Dow Global Technologies Inc. Blow agent compositions containing hydrofluorocarbons and a low-boiling alcohol and/or low-boiling carbonyl compound
CA2432144C (en) 2000-12-21 2009-09-29 Dow Global Technologies Inc. Blowing agent composition and polymeric foam containing a normally-liquid hydrofluorocarbon and carbon dioxide
US6827888B2 (en) * 2001-01-23 2004-12-07 Genpak Llc Polymeric foam sheet using ambient gas blowing agent via controlled expansion
DE10107209A1 (de) * 2001-02-16 2002-08-29 Hp Chem Pelzer Res & Dev Ltd Dämpfungsmaterial
US6545094B2 (en) 2001-03-09 2003-04-08 The Dow Chemical Company Blends of ethylenic polymers with improved modulus and melt strength and articles fabricated from these blends
US6646056B2 (en) 2001-10-16 2003-11-11 Solvay Engineered Polymers Thermoplastic elastomer compositions
US6602956B2 (en) 2001-11-13 2003-08-05 Solvay Engineered Polymers Melt strength thermoplastic elastomers and methods for making same
DE60209527T2 (de) * 2002-01-04 2006-09-21 Dow Global Technologies, Inc., Midland Absorbierenden ton enthaltender multimodaler polymerschaum
CA2473611C (en) * 2002-02-22 2010-03-16 Dow Global Technologies Inc. Thermoplastic foam containing particulate additive
RU2004129306A (ru) * 2002-03-01 2005-04-10 Дау Глобал Текнолоджиз Инк. (Us) Пространственно стабильные вспененные материалы основе полимера пропилена с улученной устойчивостью к термическому старению
US7144925B2 (en) * 2002-05-09 2006-12-05 Dow Global Technologies Inc. Fire resistance acoustic foam
US6649666B1 (en) 2002-05-21 2003-11-18 Dow Global Technologies Inc. Propylene polymer coupling and foams
US6773739B2 (en) * 2002-08-30 2004-08-10 Wenger Manufacturing, Inc Method and apparatus for extrusion of food products including back pressure valve/diverter
US7166248B2 (en) * 2003-01-03 2007-01-23 Pactiv Corporation Reduced VOC emission alkenyl aromatic polymer foams and processes
CA2454507A1 (en) * 2003-01-08 2004-07-08 Dow Global Technologies Inc. Unitary attic rafter vent and insulation dam assembly
US20040229966A1 (en) * 2003-05-13 2004-11-18 Eastman Kodak Company Manufacturing process and use for open celled microcellular foam
US6958365B2 (en) * 2003-05-13 2005-10-25 Eastman Kodak Company Manufacturing process for open celled microcellular foam
US20050112320A1 (en) 2003-11-20 2005-05-26 Wright Jeffery J. Carpet structure with plastomeric foam backing
US20080095432A1 (en) * 2004-01-09 2008-04-24 Brenner John W Polymeric Foam with Irrecgular Surfaces Nad Preparation Thereof
WO2005118292A2 (en) * 2004-05-27 2005-12-15 Nomaco, Inc. Foam welding and profile manufacturing system
US7307105B2 (en) * 2004-09-03 2007-12-11 Pactiv Corporation Thermoplastic foams made with methyl formate-based blowing agents
US7312253B2 (en) * 2004-09-03 2007-12-25 Pactiv Corporation Insulating thermoplastic foams made with methyl formate-based blowing agents
US20060052466A1 (en) * 2004-09-03 2006-03-09 Handa Yash P Expanded and extruded thermoplastic foams made with methyl formate-based blowing agents
US8309619B2 (en) 2004-09-03 2012-11-13 Pactiv LLC Reduced-VOC and non-VOC blowing agents for making expanded and extruded thermoplastic foams
US20060052465A1 (en) * 2004-09-03 2006-03-09 Handa Yash P Thermoplastic foams made with methyl formate-based blowing agents
DE602005005351T2 (de) * 2004-10-22 2009-03-26 Dow Global Technologies, Inc., Midland Von natur aus offenzelliger polypropylenschaum mit grosser zellgrösse
WO2006081433A1 (en) * 2005-01-26 2006-08-03 Marvin Lumber And Cedar Company Flashing assembly with cross channels and method for same
US20080300330A1 (en) * 2005-11-22 2008-12-04 Malone Bruce A Foam Extrusion Process Using Multiple Independent Restraining Elements
US8026291B2 (en) * 2006-02-22 2011-09-27 Pactiv Corporation Expanded and extruded polyolefin foams made with methyl formate-based blowing agents
CN101547964B (zh) * 2006-12-06 2012-05-23 陶氏环球技术公司 具有红外衰减剂的苯乙烯丙烯腈共聚物泡沫
US7977397B2 (en) * 2006-12-14 2011-07-12 Pactiv Corporation Polymer blends of biodegradable or bio-based and synthetic polymers and foams thereof
JP2010513604A (ja) 2006-12-14 2010-04-30 パクティヴ・コーポレーション ギ酸メチル系発泡剤を用いて得られた、生分解性および低排出性の膨張および押出発泡体
ES2955550T3 (es) 2007-03-27 2023-12-04 Dow Global Technologies Llc Espuma polimérica aromática de alquenilo que comprende agentes de soplado de alqueno fluorados
CN105001440A (zh) 2007-03-29 2015-10-28 阿科玛股份有限公司 氢氯氟烯烃类的发泡剂组合物
US11091602B2 (en) 2007-03-29 2021-08-17 Arkema Inc. Blowing agent compositions of carbon dioxide and hydrochlorofluoroolefins
US9206297B2 (en) 2007-03-29 2015-12-08 Arkema Inc. Blowing agent compositions of hydrochlorofluoroolefins
US11208536B2 (en) 2007-03-29 2021-12-28 Arkema Inc. Blowing agent compositions of hydrofluoroolefins and hydrochlorofluoroolefins
US8895635B2 (en) 2007-03-29 2014-11-25 Arkema Inc. Blowing agent compositions of hydrochlorofluoroolefins
US8785510B2 (en) * 2007-04-16 2014-07-22 Dow Global Technologies Llc Alkenyl aromatic foam with low solubility hydrofluorocarbon
US20100292355A1 (en) * 2007-05-15 2010-11-18 Barger Mark A Alkenyl-aromatic foam having good surface quality, high thermal insulating properties and low density
CN101687937B (zh) 2007-06-27 2013-11-27 阿科玛股份有限公司 稳定的氢氯氟烯烃类以及氢氟烯烃类
US9523026B2 (en) 2007-06-27 2016-12-20 Arkema Inc. Stabilized hydrochlorofluoroolefins and hydrofluoroolefins
RU2010103454A (ru) * 2007-07-03 2011-08-10 Дау Глобал Текнолоджиз Инк. (Us) Пеноматериал с закрытыми ячейками большого размера и высоким уровнем содержания наполнителя
CN105859516A (zh) 2007-09-13 2016-08-17 阿科玛股份有限公司 包含氢氟烯烃的z和e立体异构体的组合的组合物
WO2009131795A1 (en) 2008-04-25 2009-10-29 Dow Global Technologies Inc. Positive skew styrene-acrylonitrile copolymer foam
DE102008030732B4 (de) * 2008-06-27 2013-04-04 Ulrich Weigel Verfahren zur Herstellung von Farbkonzentratgranulatkörnern für thermoplastische Kunststoffe, Farbkonzentratgranulatkörner und deren Verwendung
EP2307181A1 (en) * 2008-07-24 2011-04-13 Dow Global Technologies LLC Process for manufacturing a shaped foam composite article
BRPI1005817B1 (pt) 2009-02-25 2022-06-14 Dow Global Technologies Llc Método para fabricar um artigo de espuma e artigo de espuma
CN102365319B (zh) 2009-03-27 2013-05-08 陶氏环球技术有限责任公司 含有氧化铝勃姆石的聚合物泡沫体
EP2451623A2 (en) 2009-07-08 2012-05-16 Dow Global Technologies LLC Improved method for forming a shaped foam article
US8268904B2 (en) * 2009-10-06 2012-09-18 Dow Global Technologies Llc Extruded polystyrene foam with broad comonomer content distribution
WO2011046698A1 (en) 2009-10-16 2011-04-21 Dow Global Technologies Llc Improved process for producing a shaped foam article
US20120237734A1 (en) 2009-11-24 2012-09-20 Maurer Myron J Process for forming a double-sided shaped foam article
JP6151638B2 (ja) 2010-05-13 2017-06-21 ダウ グローバル テクノロジーズ エルエルシー 最小黄色化のスチレン−アクリロニトリルコポリマーフォーム
US20110293914A1 (en) 2010-05-27 2011-12-01 Maurer Myron J Shaped foam composite article
EP2585267A1 (en) 2010-06-23 2013-05-01 Dow Global Technologies LLC Method for stamping a shaped foam article
WO2012058177A1 (en) 2010-10-29 2012-05-03 Dow Global Technologies Llc Method of forming a shaped foam laminate article
JP5914141B2 (ja) * 2011-07-29 2016-05-11 日東電工株式会社 ポリオレフィン系樹脂発泡体用樹脂組成物、ポリオレフィン系樹脂発泡体、発泡体製造方法、及び発泡シール材
WO2013062760A1 (en) 2011-10-28 2013-05-02 Dow Global Technologies Llc Process to form a shaped foam article with reduced bow
US20150025165A1 (en) 2012-03-16 2015-01-22 Dow Global Technologies Llc Foamable compositions, foams and articles thereof
US20180223063A1 (en) 2014-02-03 2018-08-09 Dow Global Technologies Llc Stable styrenic foam with metal oxide infrared attenuator
US20150315349A1 (en) * 2014-05-02 2015-11-05 Fina Technology, Inc. Polymer foams
BR112018011907A2 (pt) 2015-12-15 2018-11-27 Dow Global Technologies Llc espumas reticuladas feitas de interpolímeros de etileno/alfa-olefinas
EP3430066B1 (en) 2016-03-14 2023-02-22 Dow Global Technologies LLC Process for preparing foamed articles made from ethylene/alpha-olefin interpolymers
EP4081581A1 (en) 2019-12-26 2022-11-02 Dow Global Technologies LLC Crosslinked polyolefin foam and process for producing same
CN111761774B (zh) * 2020-07-08 2021-09-28 哈尔滨久安福新型保温材料有限公司 一种聚氨酯板材发泡成型工艺
KR20250016204A (ko) * 2022-05-19 2025-02-03 허니웰 인터내셔날 인코포레이티드 강도와 경량성이 요구되는 응용에서의 열가소성 폼 및 용도

Family Cites Families (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2515250A (en) * 1947-11-07 1950-07-18 Dow Chemical Co Method of making and storing compositions comprising thermoplastic resins and normally gaseous solvents
BE524084A (OSRAM) * 1950-06-29 1900-01-01
DE941389C (de) * 1951-04-19 1956-04-12 Basf Ag Verfahren zur Herstellung poroeser Formkoerper aus thermoplastischen Kunststoffen
US2766480A (en) * 1952-08-28 1956-10-16 Western Electric Co Methods of and apparatus for extruding cellular plastics
US2835927A (en) * 1953-05-07 1958-05-27 Western Electric Co Methods of producing cellular plastics
US2923031A (en) * 1958-03-04 1960-02-02 Nothelfer & Sohne A Device for removing the sprue from objects produced by injection molding operations
US3162703A (en) * 1960-12-06 1964-12-22 Foster Grant Co Inc Injection molding of foam materials
US3249660A (en) * 1963-03-01 1966-05-03 Owens Illinois Inc Method and apparatus for forming containers from expandable plastic materials
US3268636A (en) * 1963-07-01 1966-08-23 Union Carbide Corp Method and apparatus for injection molding foamed plastic articles
US3194854A (en) * 1963-09-03 1965-07-13 Dow Chemical Co Process for producing thermoplastic foams
DE1284623B (de) * 1963-11-27 1968-12-05 Desma Werke Gmbh Spritzgiessmaschine zum Anformen von Sohlen aus Kunststoff oder Gummi an einen Schuhschaft
US3558751A (en) * 1964-07-22 1971-01-26 Owens Illinois Inc Method of making a foamed container having an integral neck portion
US3437722A (en) * 1965-04-27 1969-04-08 Hercules Inc Transfer molding of foam
US3436446A (en) * 1966-06-08 1969-04-01 Union Carbide Corp Molding of foamed thermoplastic articles
USRE27484E (en) 1966-06-30 1972-09-26 Method op forming partly foamed plastic articles
US3561063A (en) * 1968-06-24 1971-02-09 Danly Machine Corp Vertically oriented injection molding machine
DE1964748B2 (de) * 1969-12-24 1973-12-13 Chemische Werke Huels Ag, 4370 Marl Verfahren zum Herstellen thermo plastischer Schaumkunststoff Form korper nach dem Spritzgießverfahren
DE2000039A1 (de) * 1970-01-02 1971-07-08 Basf Ag Schaumfoermige Vinylchloridpolymerisate
DE2112535A1 (de) * 1971-03-16 1972-09-21 Anker Werk Nuernberg Gmbh Angussvorrichtung fuer die formgebende Verarbeitung von aus mehreren fluessigen Komponenten sich bildenden Kunststoffen,insbesondere von zellbildenden Kunststoffen
US3814779A (en) * 1971-04-01 1974-06-04 Cosden Oil & Chem Co Method of forming foamed polystyrene articles from polystyrene beads
US3856904A (en) * 1971-07-13 1974-12-24 Dow Chemical Co Process for making expanded synthetic resinous beads
DE2135792B2 (de) * 1971-07-16 1981-02-26 Mannesmann Demag Kunststofftechnik Zweigniederlassung Der Mannesmann Demag Ag, 8500 Nuernberg Spritzgießmaschine für Kunststoffe
US3844699A (en) * 1971-12-03 1974-10-29 B Maxwell Injection molding machine with a rotary plunger and rod mixing and working chamber
US3776989A (en) * 1972-05-08 1973-12-04 Usm Corp Method for injection molding articles of foam material involving autoge-nous flow
CA983224A (en) * 1972-05-16 1976-02-10 William Lally Mold sprue plugging devices
US4077760A (en) * 1974-10-03 1978-03-07 National Can Corporation Injection molding process and apparatus
CH618451A5 (OSRAM) * 1975-10-02 1980-07-31 Emery I Valyi
US4108956A (en) * 1977-01-21 1978-08-22 Owens-Illinois, Inc. Injection molding method and apparatus
JPS5422469A (en) * 1977-07-21 1979-02-20 Asahi Chem Ind Co Ltd Foam injection molding

Also Published As

Publication number Publication date
WO1982000440A1 (en) 1982-02-18
CA1168011A (en) 1984-05-29
NL8120298A (nl) 1982-07-01
EP0059192A4 (en) 1984-10-11
GB2091161B (en) 1984-04-11
AU7457981A (en) 1982-03-02
GB2091161A (en) 1982-07-28
DE3152243T1 (de) 1982-12-02
NL192328B (nl) 1997-02-03
DE3152243C2 (OSRAM) 1992-07-09
BE891815A (fr) 1982-05-17
AU550791B2 (en) 1986-04-10
JPS57501317A (OSRAM) 1982-07-29
NL192328C (nl) 1997-06-04
EP0059192A1 (en) 1982-09-08
EP0059192B1 (en) 1987-11-04
US4323528A (en) 1982-04-06

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