CA1293913C - Polyolefin resin foamed laminated sheet and double-side vacuum forming of the same - Google Patents

Polyolefin resin foamed laminated sheet and double-side vacuum forming of the same

Info

Publication number
CA1293913C
CA1293913C CA000601155A CA601155A CA1293913C CA 1293913 C CA1293913 C CA 1293913C CA 000601155 A CA000601155 A CA 000601155A CA 601155 A CA601155 A CA 601155A CA 1293913 C CA1293913 C CA 1293913C
Authority
CA
Canada
Prior art keywords
foamed
laminate sheet
parts
interlayer
polyolefin resin
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 - Lifetime
Application number
CA000601155A
Other languages
English (en)
French (fr)
Inventor
Masahiro Tsubone
Yoshinori Kajimoto
Toru Yoshimi
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.)
Sekisui Kaseihin Kogyo KK
Original Assignee
Sekisui Kaseihin Kogyo KK
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 Sekisui Kaseihin Kogyo KK filed Critical Sekisui Kaseihin Kogyo KK
Application granted granted Critical
Publication of CA1293913C publication Critical patent/CA1293913C/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B5/00Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/18Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by features of a layer of foamed material
    • 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
    • B29C44/02Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles
    • B29C44/12Incorporating or moulding on preformed parts, e.g. inserts or reinforcements
    • B29C44/14Incorporating or moulding on preformed parts, e.g. inserts or reinforcements the preformed part being a lining
    • B29C44/16Incorporating or moulding on preformed parts, e.g. inserts or reinforcements the preformed part being a lining shaped by the expansion of the material
    • 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
    • B29C51/00Shaping by thermoforming, i.e. shaping sheets or sheet like preforms after heating, e.g. shaping sheets in matched moulds or by deep-drawing; Apparatus therefor
    • B29C51/14Shaping by thermoforming, i.e. shaping sheets or sheet like preforms after heating, e.g. shaping sheets in matched moulds or by deep-drawing; Apparatus therefor using multilayered preforms or sheets
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00Layered products comprising a layer of synthetic resin
    • B32B27/06Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B27/065Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of foam
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00Layered products comprising a layer of synthetic resin
    • B32B27/18Layered products comprising a layer of synthetic resin characterised by the use of special additives
    • B32B27/20Layered products comprising a layer of synthetic resin characterised by the use of special additives using fillers, pigments, thixotroping agents
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00Layered products comprising a layer of synthetic resin
    • B32B27/32Layered products comprising a layer of synthetic resin comprising polyolefins
    • 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
    • B29C51/00Shaping by thermoforming, i.e. shaping sheets or sheet like preforms after heating, e.g. shaping sheets in matched moulds or by deep-drawing; Apparatus therefor
    • B29C51/10Forming by pressure difference, e.g. vacuum
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2266/00Composition of foam
    • B32B2266/02Organic
    • B32B2266/0214Materials belonging to B32B27/00
    • B32B2266/025Polyolefin
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2323/00Polyalkenes
    • B32B2323/10Polypropylene
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2439/00Containers; Receptacles
    • B32B2439/70Food packaging
    • 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
    • Y10T428/13Hollow or container type article [e.g., tube, vase, etc.]
    • Y10T428/1352Polymer or resin containing [i.e., natural or synthetic]
    • Y10T428/1376Foam or porous material containing
    • 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
    • Y10T428/24Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24479Structurally defined web or sheet [e.g., overall dimension, etc.] including variation in thickness
    • Y10T428/24496Foamed or cellular component
    • Y10T428/24504Component comprises a polymer [e.g., rubber, etc.]
    • 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.]
    • Y10T428/249986Void-containing component contains also a solid fiber or solid particle
    • 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
    • Y10T428/249991Synthetic resin or natural rubbers
    • Y10T428/249992Linear or thermoplastic
    • 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
    • Y10T428/249991Synthetic resin or natural rubbers
    • Y10T428/249992Linear or thermoplastic
    • Y10T428/249993Hydrocarbon polymer

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Laminated Bodies (AREA)
  • Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
CA000601155A 1988-05-30 1989-05-30 Polyolefin resin foamed laminated sheet and double-side vacuum forming of the same Expired - Lifetime CA1293913C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP130286/88 1988-05-30
JP63130286A JPH01301235A (ja) 1988-05-30 1988-05-30 真空成形に適した積層発泡シート

Publications (1)

Publication Number Publication Date
CA1293913C true CA1293913C (en) 1992-01-07

Family

ID=15030685

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000601155A Expired - Lifetime CA1293913C (en) 1988-05-30 1989-05-30 Polyolefin resin foamed laminated sheet and double-side vacuum forming of the same

Country Status (8)

Country Link
US (1) US4911978A (en])
EP (1) EP0344726B1 (en])
JP (1) JPH01301235A (en])
KR (1) KR960011745B1 (en])
AU (1) AU630315B2 (en])
CA (1) CA1293913C (en])
DE (1) DE68918159T2 (en])
ZA (1) ZA894114B (en])

Families Citing this family (58)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5034269A (en) * 1990-04-04 1991-07-23 Wheeler Richard W Process for the manufacture of paint-coated film and product produced therefrom
US5254401A (en) * 1990-11-29 1993-10-19 The Dow Chemical Company Packaging material for controlled atmosphere packaging
US5601200A (en) * 1991-09-06 1997-02-11 Tri-Seal International, Inc. Cap liner for hot filled container and method
US5393603A (en) * 1992-03-04 1995-02-28 Oji Yuki Goseishi Co., Ltd. Laminated resin sheet and process for producing the same
FR2693434B1 (fr) * 1992-07-10 1994-08-19 Kaysersberg Packaging Sa Plaque pleine à base de polyoléfine.
US5861201A (en) * 1994-02-15 1999-01-19 Owens-Illinois Labels Inc. Multilayer label material
US5835679A (en) 1994-12-29 1998-11-10 Energy Converters, Inc. Polymeric immersion heating element with skeletal support and optional heat transfer fins
GB9501224D0 (en) * 1995-01-21 1995-03-15 Novus Foods Ltd A container
AU4480096A (en) * 1995-02-17 1996-09-04 Convenience Food Systems B.V. Process for producing packaging materials with a layer of foamed polyolefine
GB9606813D0 (en) * 1996-03-30 1996-06-05 Novus Foods Ltd Microwave oven utensils
US6120863A (en) * 1996-10-18 2000-09-19 Fort James Corporation Disposable food contact compatible microwaveable containers having at least one micronodular surface and process for their manufacture
US5976288A (en) * 1997-01-10 1999-11-02 Ekendahl; Lars O. Method of forming a molded, multi-layer structure
FR2763886B1 (fr) * 1997-05-30 2000-06-23 Textiles Plastiques Chomarat Complexe en feuille utilisable pour realiser le revetement de surface de structures moulees et procede pour son obtention
US5981611A (en) * 1997-11-24 1999-11-09 Prince Corporation Thermoformable foam with infrared receptors
US6139945A (en) * 1997-11-25 2000-10-31 Premark Rwp Holdings, Inc. Polymeric foam substrate and its use as in combination with decorative surfaces
EP0925900B1 (en) * 1997-12-26 2003-10-08 Sumitomo Chemical Company, Limited Device for manufacturing foamed thermoplastic resin sheet
DE59912249D1 (de) * 1998-10-21 2005-08-11 Arvinmeritor Gmbh Verbundbauteil für Fahrzeugkarosserien
JP2000141558A (ja) * 1998-11-04 2000-05-23 Daicel Chem Ind Ltd 合成樹脂積層シート
AU2932999A (en) * 1999-03-06 2000-09-28 Costruzioni Meccaniche Luigi Bandera S.P.A. Sheet, in particular for modular boxes, for transport of fruit and vegetables ingeneral
US6391438B1 (en) 1999-08-20 2002-05-21 Sealed Air Corporation Polyolefin foam/film composite structure and method for making same
US20010041236A1 (en) * 2000-01-12 2001-11-15 Nobuhiro Usui Foamed polyolefin-based resin container and process for producing the same
FR2804903B1 (fr) * 2000-02-15 2002-05-24 Eurostyle Sa Procede et dispositif de fabrication d'une piece decoree
JP4819987B2 (ja) * 2000-04-05 2011-11-24 本田技研工業株式会社 積層樹脂成形品およびその製造方法
US6433317B1 (en) 2000-04-07 2002-08-13 Watlow Polymer Technologies Molded assembly with heating element captured therein
US6733852B2 (en) * 2000-08-04 2004-05-11 Georgia-Pacific Corporation Disposable serving plate with sidewall-engaged sealing cover
US7955671B2 (en) * 2000-08-04 2011-06-07 Dixie Consumer Products Llc Crush-resistant disposable lid and containers utilizing same
US7258905B2 (en) * 2000-08-04 2007-08-21 Dixie Consumer Products Llc Sealable food container with improved lidding and stacking features
US6519835B1 (en) * 2000-08-18 2003-02-18 Watlow Polymer Technologies Method of formable thermoplastic laminate heated element assembly
US6539171B2 (en) 2001-01-08 2003-03-25 Watlow Polymer Technologies Flexible spirally shaped heating element
US6492013B1 (en) 2001-03-28 2002-12-10 Sealed Air Corporation Foam composite structure comprising a blend of polypropylene and homogeneous ethylene/alpha-olefin copolymer
JP2002331572A (ja) * 2001-05-08 2002-11-19 Chisso Corp 発泡ポリプロピレン樹脂シートの成形方法及び発泡成形体
DE10149248A1 (de) * 2001-10-05 2003-04-17 Cfs Gmbh Kempten Kartonersatzmaterial
JP2003225978A (ja) * 2002-02-01 2003-08-12 Sumitomo Chem Co Ltd ポリプロピレン系樹脂発泡シート
US6881937B2 (en) * 2002-03-22 2005-04-19 Fort James Corporation Thermoformed food containers with enhanced rigidity
US6946203B1 (en) 2002-12-31 2005-09-20 Exxon Mobil Oil Corporation Multilayer polyolefin substrate with low density core and stiff outer layers
US20050042437A1 (en) * 2003-08-19 2005-02-24 Cryovac, Inc. Sound dampening foam
US7819790B2 (en) * 2004-02-20 2010-10-26 Dixie Consumer Products Llc Apparatus for making paperboard pressware with controlled blank feed
US7390454B2 (en) * 2004-08-19 2008-06-24 General Motors Corporation Thermoforming process for producing class “A” finish, high gloss automotive exterior parts
US20060049551A1 (en) * 2004-08-21 2006-03-09 Sumitomo Chemical Company, Limited Method for producing a thermoplastic resin foamed article
EP1879056B1 (en) * 2005-04-19 2013-03-20 Sekisui Plastics Co., Ltd. Foamed sheet for a reflector, process for production of the sheet and for production of a reflector
BRPI0713178B1 (pt) * 2006-07-14 2018-06-12 Dow Global Technologies Inc. Estrutura composta multicamada de película- espuma
JP4991345B2 (ja) * 2007-02-27 2012-08-01 株式会社エフピコ 熱成形用積層シート及び包装用容器
US20090026655A1 (en) * 2007-07-25 2009-01-29 Yuan Min An Enterprise Co., Ltd. Forming method for fiber reinforced resin
GB2461520A (en) 2008-07-01 2010-01-06 Magsnack Bv Manufacturing crumb for the coating of food products
US8765202B2 (en) 2010-01-15 2014-07-01 Crisp Sensation Holding S.A. Coated stabilised microwave heated foods
GB201000647D0 (en) 2010-01-15 2010-03-03 Crisp Sensation Holding Sa Microwaveable batter
US9326536B2 (en) 2011-01-27 2016-05-03 Crisp Sensation Holding S.A. Production of microwaveable coated food products
US9326537B2 (en) 2011-01-27 2016-05-03 Crisp Sensation Holding S.A. Microwaveable coated food product, and method and apparatus for the manufacture thereof
KR20140044369A (ko) 2011-06-17 2014-04-14 베리 플라스틱스 코포레이션 컵용 단열 슬리브
US20130156925A1 (en) 2011-12-20 2013-06-20 Crisp Sensation Holding S.A. Crumb manufacture
JP5673625B2 (ja) * 2012-07-25 2015-02-18 株式会社エフピコ 熱成形用積層シート及び積層樹脂製容器
WO2015024018A1 (en) 2013-08-16 2015-02-19 Berry Plastics Corporation Polymeric material for an insulated container
HK1217347A1 (zh) * 2013-08-26 2017-01-06 比瑞塑料公司 用於容器的聚合物材料
WO2015081348A2 (en) * 2013-11-27 2015-06-04 Converter Manufacturing, Inc. Thermoformed container having a wicking layer interposed between differently-shaped opposed faces and methods of making the same
WO2016141179A1 (en) 2015-03-04 2016-09-09 Berry Plastics Corporation Polymeric material for container
NL2016056B1 (en) * 2016-01-05 2017-07-13 Paperfoam Holding B V Method and apparatus for coating products and coated products.
US11305478B2 (en) * 2016-11-08 2022-04-19 Altec Industries, Inc. Door assembly for use on a utility truck
CN111070538B (zh) * 2019-12-17 2022-01-25 东莞兆阳兴业塑胶制品有限公司 一种油压发泡装置

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US902825A (en) * 1904-11-04 1908-11-03 Elbridge G Kelley Ball-cock.
US3856614A (en) * 1970-09-30 1974-12-24 Lion Fat Oil Co Ltd Foamed materials of synthetic resin and laminations comprising the same
FR2279534B1 (fr) * 1974-07-26 1977-01-07 Procede pour realiser des objets thermoformes a partir d'un lamine thermoplastique et appareillage pour sa realisation
DE2513705A1 (de) * 1975-03-27 1976-10-07 Dynamit Nobel Ag Motorhaubenauskleidung fuer kraftfahrzeuge
DE8023226U1 (de) * 1980-08-30 1980-11-27 Fa. Carl Freudenberg, 6940 Weinheim Autohimmel
JPS6026834U (ja) * 1983-07-28 1985-02-23 積水化成品工業株式会社 食品容器
JPS6041352U (ja) * 1983-08-25 1985-03-23 積水化成品工業株式会社 食品容器
DE3483970D1 (de) * 1984-10-30 1991-02-21 Sekisui Chemical Co Ltd Versteifter schichtstoff.
DE3770648D1 (de) * 1986-01-28 1991-07-18 Sekisui Chemical Co Ltd Schichtstoffstruktur fuer innenveredlungsmaterialien und verfahren zu ihrer herstellung.
JPH0829573B2 (ja) * 1986-11-18 1996-03-27 株式会社ジェイエスピー 熱成形材料

Also Published As

Publication number Publication date
AU3583389A (en) 1989-11-30
JPH01301235A (ja) 1989-12-05
KR960011745B1 (ko) 1996-08-30
EP0344726A3 (en) 1990-02-21
ZA894114B (en) 1991-01-30
AU630315B2 (en) 1992-10-22
DE68918159T2 (de) 1995-03-02
US4911978A (en) 1990-03-27
EP0344726B1 (en) 1994-09-14
EP0344726A2 (en) 1989-12-06
DE68918159D1 (de) 1994-10-20
JPH0523589B2 (en]) 1993-04-05
KR900017751A (ko) 1990-12-19

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