CA2007073A1 - Procede de fabrication d'articles legers en polyester - Google Patents

Procede de fabrication d'articles legers en polyester

Info

Publication number
CA2007073A1
CA2007073A1 CA2007073A CA2007073A CA2007073A1 CA 2007073 A1 CA2007073 A1 CA 2007073A1 CA 2007073 A CA2007073 A CA 2007073A CA 2007073 A CA2007073 A CA 2007073A CA 2007073 A1 CA2007073 A1 CA 2007073A1
Authority
CA
Canada
Prior art keywords
resin composition
thermoplastic resin
inert gas
lightweight
extruder
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.)
Granted
Application number
CA2007073A
Other languages
English (en)
Other versions
CA2007073C (fr
Inventor
Tak Man Cheung
Charles Leo Davis
Jack Edward Prince
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.)
M&G Polimeri Italia SpA.
Original Assignee
Goodyear Tire and Rubber Co
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 Goodyear Tire and Rubber Co filed Critical Goodyear Tire and Rubber Co
Publication of CA2007073A1 publication Critical patent/CA2007073A1/fr
Application granted granted Critical
Publication of CA2007073C publication Critical patent/CA2007073C/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • C08J9/0061—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof characterized by the use of several polymeric components
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B11/00—Making preforms
    • B29B11/06—Making preforms by moulding the material
    • B29B11/10—Extrusion moulding
    • 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
    • B29C44/02—Shaping 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
    • B29C44/08—Shaping 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 using several expanding or moulding steps
    • 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
    • B29C44/3446—Feeding the 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
    • B29C51/00—Shaping 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
    • B29C51/002—Shaping 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 characterised by the choice of 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
    • B29C2949/00—Indexing scheme relating to blow-moulding
    • B29C2949/07—Preforms or parisons characterised by their configuration
    • B29C2949/0861—Other specified values, e.g. values or ranges
    • B29C2949/0862—Crystallinity
    • 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
    • B29C35/00—Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
    • B29C35/02—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould
    • 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
    • B29C51/00—Shaping 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
    • B29C51/26—Component parts, details or accessories; Auxiliary operations
    • B29C51/42—Heating or cooling
    • B29C51/428—Heating or cooling of moulds or mould parts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2067/00—Use of polyesters or derivatives thereof, as moulding material
    • 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
    • C08J2367/00—Characterised by the use of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Derivatives of such polymers
    • C08J2367/02—Polyesters derived from dicarboxylic acids and dihydroxy compounds
    • 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
    • C08J2423/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
    • 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
    • Y10S264/90—Direct application of fluid pressure differential to shape, reshape, i.e. distort, or sustain an article or preform and heat-setting, i.e. crystallizing of stretched or molecularly oriented portion thereof
    • Y10S264/901—Heat-setting of stretched or molecularly oriented article formed from planar preform, e.g. sheet, film

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Medicinal Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Molding Of Porous Articles (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
CA002007073A 1989-03-31 1990-01-03 Procede de fabrication d'articles legers en polyester Expired - Fee Related CA2007073C (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US331,140 1989-03-31
US07/331,140 US4981631A (en) 1989-03-31 1989-03-31 Process for making lightweight polyester articles

Publications (2)

Publication Number Publication Date
CA2007073A1 true CA2007073A1 (fr) 1990-09-30
CA2007073C CA2007073C (fr) 1999-12-21

Family

ID=23292765

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002007073A Expired - Fee Related CA2007073C (fr) 1989-03-31 1990-01-03 Procede de fabrication d'articles legers en polyester

Country Status (8)

Country Link
US (1) US4981631A (fr)
EP (1) EP0390723B1 (fr)
JP (1) JPH078531B2 (fr)
KR (1) KR0145414B1 (fr)
AU (1) AU632373B2 (fr)
CA (1) CA2007073C (fr)
DE (1) DE69027249T2 (fr)
DK (1) DK0390723T3 (fr)

Families Citing this family (66)

* Cited by examiner, † Cited by third party
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CA2004300C (fr) * 1988-12-01 1999-05-11 Motoshige Hayashi Mode de fabrication de mousse de resine de polyester et de feuilles en mousse de resine de polyester
JP2730795B2 (ja) * 1990-11-02 1998-03-25 ポリプラスチックス株式会社 熱可塑性ポリエステル樹脂組成物
JPH04113928U (ja) * 1991-03-25 1992-10-06 積水化成品工業株式会社 食品容器
JPH04113929U (ja) * 1991-03-26 1992-10-06 積水化成品工業株式会社 飲食品用容器
CA2042340A1 (fr) * 1991-05-10 1992-11-11 Motoshige Hayashi Feuille en resine de polyester thermoplastique imitant le cuir et procede de fabrication de ladite feuille
US5360829A (en) * 1991-07-12 1994-11-01 Kanebo, Ltd. Foamed polyester sheet and process for the production thereof
JP3107569B2 (ja) * 1991-07-12 2000-11-13 鐘紡株式会社 発泡ポリエステルシート及びその製造法
JP2673623B2 (ja) * 1991-10-01 1997-11-05 旭化成工業株式会社 合成樹脂の成形法
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US5458832A (en) * 1993-01-08 1995-10-17 The Furukawa Electric Co., Ltd. Method for manufacturing a foamed plastics of saturated polyester using a cyclic tetramer as foaming agent
JP2711205B2 (ja) * 1993-01-20 1998-02-10 鐘紡株式会社 複合発泡ポリエステルシート
US5536793A (en) * 1993-01-29 1996-07-16 Amoco Corporation Concentrate for use in the melt fabrication of polyester
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US5681865A (en) * 1996-11-05 1997-10-28 Genpak Corporation Method for producing polyester foam
US6211501B1 (en) 1998-03-20 2001-04-03 Fort James Corporation Thermoformed polypropylene mineral-filled microwaveable containers having food contact compatible olfactory properties and process for their manufacture
WO1999048775A1 (fr) 1998-03-20 1999-09-30 Fort James Corporation Recipients utilisables au four a micro-ondes jetables, et procede de fabrication de ces recipients
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US6241096B1 (en) 1999-06-18 2001-06-05 Fort James Corporation Disposable servingware with nesting resistant flange patterns
USD437527S1 (en) 1999-06-18 2001-02-13 Fort James Corporation Flange pattern for a disposable food serving plate
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US6881937B2 (en) * 2002-03-22 2005-04-19 Fort James Corporation Thermoformed food containers with enhanced rigidity
US9296126B2 (en) 2003-05-17 2016-03-29 Microgreen Polymers, Inc. Deep drawn microcellularly foamed polymeric containers made via solid-state gas impregnation thermoforming
EP1636009A4 (fr) * 2003-05-17 2010-12-22 Gregory L Branch Procede de production d'articles thermoformes a partir de polymere impregne de gaz
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CA2795961A1 (fr) 2010-04-19 2011-10-27 Krishna Nadella Procede pour reunir un materiau polymere thermoplastique
JP5732208B2 (ja) * 2010-07-13 2015-06-10 積水化成品工業株式会社 ポリエステル系樹脂発泡成形品の製造方法
JP2012082334A (ja) * 2010-10-13 2012-04-26 Tosoh Corp 発泡用熱可塑性ポリエステル系樹脂組成物および発泡成形品
US10086555B2 (en) 2011-10-27 2018-10-02 Whirlpool Corporation Method for forming a laminated part
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EP3401255A1 (fr) 2013-01-14 2018-11-14 Dart Container Corporation Systèmes pour dérouler un rouleau de matériau thermoplastique entrelacé avec un matériau poreux, et procédés associés
WO2019094871A1 (fr) 2017-11-13 2019-05-16 Pactiv LLC Articles polymères chargés d'un minéral, et procédés de formation de ces derniers
PL248661B1 (pl) 2021-09-14 2026-01-12 Korporacja Kgl Spolka Akcyjna Sposób wytwarzania poliestrowych opakowań o podwyższonej odporności termicznej przeznaczonych do produktów spożywczych nalewanych na gorąco i/lub przeznaczonych do sterylizacji
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Also Published As

Publication number Publication date
KR0145414B1 (ko) 1998-07-15
EP0390723A3 (fr) 1992-06-10
KR900014484A (ko) 1990-10-24
JPH078531B2 (ja) 1995-02-01
EP0390723B1 (fr) 1996-06-05
JPH02286725A (ja) 1990-11-26
DE69027249T2 (de) 1996-12-19
DK0390723T3 (da) 1996-06-24
AU6461190A (en) 1992-04-16
EP0390723A2 (fr) 1990-10-03
CA2007073C (fr) 1999-12-21
US4981631A (en) 1991-01-01
AU632373B2 (en) 1992-12-24
DE69027249D1 (de) 1996-07-11

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Legal Events

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Effective date: 20040105