TWI273018B - A process for producing physically foamed polyolefin foams and isolation foams prepared therewith - Google Patents

A process for producing physically foamed polyolefin foams and isolation foams prepared therewith Download PDF

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Publication number
TWI273018B
TWI273018B TW089115569A TW89115569A TWI273018B TW I273018 B TWI273018 B TW I273018B TW 089115569 A TW089115569 A TW 089115569A TW 89115569 A TW89115569 A TW 89115569A TW I273018 B TWI273018 B TW I273018B
Authority
TW
Taiwan
Prior art keywords
mixture
melting
polyolefin
extruder
weight
Prior art date
Application number
TW089115569A
Other languages
English (en)
Chinese (zh)
Inventor
Der Ven Emanuel Jozeph Her Van
Hendrik Willem Bout
Bell Humphrey Reginald De
Cornelis Hernicus Johanne Maas
Gerrit-Jan Baars
Original Assignee
Thermaflex Internatiional Hold
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 Thermaflex Internatiional Hold filed Critical Thermaflex Internatiional Hold
Application granted granted Critical
Publication of TWI273018B publication Critical patent/TWI273018B/zh

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
    • B29C44/3469Cell or pore nucleation
    • B29C44/348Cell or pore nucleation by regulating the temperature and/or the pressure, e.g. suppression of foaming until the pressure is rapidly decreased
    • 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
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03Extrusion 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
    • B29C48/07Flat, e.g. panels
    • 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
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03Extrusion 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
    • B29C48/09Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
    • 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
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25Component parts, details or accessories; Auxiliary operations
    • B29C48/88Thermal treatment of the stream of extruded material, e.g. cooling
    • B29C48/919Thermal treatment of the stream of extruded material, e.g. cooling using a bath, e.g. extruding into an open bath to coagulate or cool the material
    • YGENERAL 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
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00Stock material or miscellaneous articles
    • Y10T428/249921Web or sheet containing structurally defined element or component
    • Y10T428/249953Composite having voids in a component [e.g., porous, cellular, etc.]
    • Y10T428/249987With nonvoid component of specified composition

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
TW089115569A 2000-06-06 2000-08-03 A process for producing physically foamed polyolefin foams and isolation foams prepared therewith TWI273018B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/NL2000/000384 WO2001094092A1 (en) 2000-06-06 2000-06-06 A process for producing physically foamed polyolefin foams and insulation foams prepared therewith

Publications (1)

Publication Number Publication Date
TWI273018B true TWI273018B (en) 2007-02-11

Family

ID=19760693

Family Applications (1)

Application Number Title Priority Date Filing Date
TW089115569A TWI273018B (en) 2000-06-06 2000-08-03 A process for producing physically foamed polyolefin foams and isolation foams prepared therewith

Country Status (13)

Country Link
US (1) US20080311377A1 (https=)
EP (1) EP1289727B1 (https=)
JP (1) JP4937484B2 (https=)
CN (1) CN1273279C (https=)
AT (1) ATE311279T1 (https=)
AU (1) AU5256100A (https=)
DE (1) DE60024497T2 (https=)
DK (1) DK1289727T3 (https=)
ES (1) ES2254185T3 (https=)
PL (1) PL195152B1 (https=)
TW (1) TWI273018B (https=)
UA (1) UA74582C2 (https=)
WO (1) WO2001094092A1 (https=)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1479716A1 (en) * 2003-05-22 2004-11-24 Nmc S.A. High temperature resistant, flexible, low density polypropylene foams
CN101260199B (zh) * 2008-04-15 2011-05-11 广东工业大学 一种聚合物发泡成核物的制备方法
CN101352923B (zh) * 2008-08-26 2010-12-01 浙江华江科技发展有限公司 一种挤出物理发泡聚丙烯珠粒的制备方法
CN101987600A (zh) * 2010-08-09 2011-03-23 无锡吉兴汽车声学部件科技有限公司 汽车隔离板的生产方法
DE102012101869A1 (de) * 2012-03-06 2013-09-12 Rehau Ag + Co Verwendung eines Polymermaterials
DE102013100123B4 (de) * 2013-01-08 2015-02-19 Dipl.-Ing. Dr. Ernst Vogelsang Gmbh & Co. Kg Extrusionsvorrichtung zur Herstellung eines wenigstens dreischichtigen Rohres
KR101637273B1 (ko) * 2014-06-13 2016-07-07 현대자동차 주식회사 폴리올레핀 수지 성형품, 그 제조방법 및 이를 이용한 에어덕트
KR102304010B1 (ko) * 2014-11-28 2021-09-24 다우 글로벌 테크놀로지스 엘엘씨 핵제로서 불소수지를 사용한 폴리올레핀 조성물을 포말화하는 방법
NL2022875B1 (en) 2019-04-05 2020-10-12 Thermaflex Int Holding B V Insulated pipe
US20240228722A9 (en) 2021-02-18 2024-07-11 Sabic Global Technologies B.V. High melt strength polypropylene composition
NL2036830B1 (en) 2024-01-18 2025-07-28 Thermaflex Int Holding B V Insulated pipe

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3808300A (en) * 1967-04-24 1974-04-30 Gas Chemical Co Inc Process for the preparation of closed-cellular shaped products of olefin polymers using a mixture of a citric acid salt and a carbonate or bicarbonate as the nucleation agent
WO1989000918A2 (en) * 1987-07-29 1989-02-09 Massachusetts Institute Of Technology A method of producing microcellular foams and microcellular foams of semi-crystalline polymeric materials
JP3049249B2 (ja) * 1989-12-25 2000-06-05 古河電気工業株式会社 薄肉発泡絶縁電線
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
JP3694566B2 (ja) * 1996-10-16 2005-09-14 日本ユニカー株式会社 不活性ガス発泡法による高発泡絶縁ポリエチレン被覆電線製造用の発泡性樹脂組成物及びこれを被覆して作った高発泡絶縁ポリエチレン被覆電線
MY129168A (en) * 1998-03-03 2007-03-30 Otsuka Chemical Co Ltd Substantially anhydrous blowing agent and process for producing the same
WO1999061283A1 (en) * 1998-05-27 1999-12-02 The Dow Chemical Company Vehicle headliner comprised of a thermoformable thermoplastic foam sheet
DE19850340C2 (de) * 1998-11-02 2002-01-24 Geesthacht Gkss Forschung Verfahren zur Herstellung von Schäumen aus Polymeren oder Polymergemischen sowie daraus herstellbarer Formkörper
US6096793A (en) * 1998-12-22 2000-08-01 Sealed Air Corporation Foam comprising polyolefin blend and method for producing same

Also Published As

Publication number Publication date
EP1289727B1 (en) 2005-11-30
JP2003535211A (ja) 2003-11-25
PL195152B1 (pl) 2007-08-31
CN1454136A (zh) 2003-11-05
PL359342A1 (en) 2004-08-23
JP4937484B2 (ja) 2012-05-23
DE60024497T2 (de) 2006-08-24
AU5256100A (en) 2001-12-17
ES2254185T3 (es) 2006-06-16
UA74582C2 (uk) 2006-01-16
CN1273279C (zh) 2006-09-06
WO2001094092A1 (en) 2001-12-13
DK1289727T3 (da) 2006-04-10
DE60024497D1 (de) 2006-01-05
ATE311279T1 (de) 2005-12-15
US20080311377A1 (en) 2008-12-18
EP1289727A1 (en) 2003-03-12

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