DE69310784T2 - Verfahren zur Verminderung der Zykluszeiten beim Mehrfach-Hohlform Streckblasgiessen - Google Patents

Verfahren zur Verminderung der Zykluszeiten beim Mehrfach-Hohlform Streckblasgiessen

Info

Publication number
DE69310784T2
DE69310784T2 DE69310784T DE69310784T DE69310784T2 DE 69310784 T2 DE69310784 T2 DE 69310784T2 DE 69310784 T DE69310784 T DE 69310784T DE 69310784 T DE69310784 T DE 69310784T DE 69310784 T2 DE69310784 T2 DE 69310784T2
Authority
DE
Germany
Prior art keywords
blow molding
stretch blow
cycle times
reducing cycle
cavity stretch
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 - Fee Related
Application number
DE69310784T
Other languages
English (en)
Other versions
DE69310784D1 (de
Inventor
Bennie Michael Lucas
Vaidyanathan Krishnamurthy
John Robert Bonser
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.)
Rexene Corp
Original Assignee
Rexene Corp
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 Rexene Corp filed Critical Rexene Corp
Application granted granted Critical
Publication of DE69310784D1 publication Critical patent/DE69310784D1/de
Publication of DE69310784T2 publication Critical patent/DE69310784T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L23/00Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
    • C08L23/02Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
    • C08L23/10Homopolymers or copolymers of propene
    • C08L23/14Copolymers of propene
    • C08L23/142Copolymers of propene at least partially crystalline copolymers of propene with other olefins
    • 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
    • B29C49/00Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
    • B29C49/0005Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor characterised by the material
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L53/00Compositions of block copolymers containing at least one sequence of a polymer obtained by reactions only involving carbon-to-carbon unsaturated bonds; Compositions of derivatives of such polymers
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L23/00Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
    • C08L23/26Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers modified by chemical after-treatment
    • C08L2023/40Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers modified by chemical after-treatment by reaction with compounds changing molecular weight
    • C08L2023/44Coupling; Molecular weight increase
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2205/00Polymer mixtures characterised by other features
    • C08L2205/02Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L23/00Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
    • C08L23/02Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
    • C08L23/10Homopolymers or copolymers of propene
    • C08L23/12Polypropene
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2312/00Crosslinking
    • C08L2312/06Crosslinking by radiation
DE69310784T 1992-02-19 1993-02-18 Verfahren zur Verminderung der Zykluszeiten beim Mehrfach-Hohlform Streckblasgiessen Expired - Fee Related DE69310784T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/836,966 US5176872A (en) 1992-02-19 1992-02-19 Polypropylene resins for multiple cavity stretch blow molding

Publications (2)

Publication Number Publication Date
DE69310784D1 DE69310784D1 (de) 1997-06-26
DE69310784T2 true DE69310784T2 (de) 1998-01-22

Family

ID=25273152

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69310784T Expired - Fee Related DE69310784T2 (de) 1992-02-19 1993-02-18 Verfahren zur Verminderung der Zykluszeiten beim Mehrfach-Hohlform Streckblasgiessen

Country Status (6)

Country Link
US (1) US5176872A (de)
EP (1) EP0556829B1 (de)
DE (1) DE69310784T2 (de)
DK (1) DK0556829T3 (de)
HK (1) HK1006296A1 (de)
NO (1) NO305127B1 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4031622B2 (ja) * 2001-05-30 2008-01-09 バセル ポリオレフィン イタリア エス.アール.エル. ポリプロピレン系樹脂組成物
AU2002337971B2 (en) * 2001-10-24 2008-05-01 Amcor Rigid Plastics Usa, Inc. Polypropylene container and process for making it
WO2003089501A1 (en) * 2002-04-19 2003-10-30 Gammatron (Pty) Ltd Method of increasing the hydrostatic stress strength of a polymer
US20040219319A1 (en) * 2003-04-30 2004-11-04 Brooks Gary T. High clarity formed articles of polypropylene
EP1674238A1 (de) * 2004-12-21 2006-06-28 Total Petrochemicals Research Feluy Flaschen aus Zusammensetzungen aus Polypropylen und nicht-Sorbitol Keimbildnern
US7514510B2 (en) * 2006-07-25 2009-04-07 Fina Technology, Inc. Fluorenyl catalyst compositions and olefin polymerization process
US8414988B2 (en) * 2008-06-19 2013-04-09 Fina Technology, Inc. Injection stretch blow molded articles and polymers for use therein
US7843977B2 (en) * 2008-06-19 2010-11-30 Agilent Technologies, Inc. Light source that utilizes small footprint reference gas cells for multiple laser frequency stabilization
EP3909742A1 (de) * 2020-05-15 2021-11-17 Borealis AG Spritzstreckblasgeformter artikel

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2989451A (en) * 1955-06-16 1961-06-20 Gen Electric Irradiated polyethylene
US3878033A (en) * 1969-09-08 1975-04-15 Phillips Petroleum Co Forming parisons with nucleated inner layer
JPS5551778B2 (de) * 1973-09-27 1980-12-26
US4036719A (en) * 1973-10-11 1977-07-19 Raychem Corporation Irradiatable polymer composition with improved oxidation resistance
US4110185A (en) * 1976-11-10 1978-08-29 Becton, Dickinson And Company Irradiation sterilization of semi-crystalline polymers
US4274932A (en) * 1979-09-10 1981-06-23 Becton Dickinson And Company Semi-crystalline polymers stabilized for irradiation sterilization
DE3174967D1 (en) * 1981-04-23 1986-08-28 Himont Inc Improved method of visbreaking polypropylene
JPS5849737A (ja) * 1981-09-19 1983-03-24 Mitsubishi Petrochem Co Ltd 耐γ線照射性を付与したポリオレフイン組成物
EP0251340B1 (de) * 1983-12-13 1997-03-19 MITSUI TOATSU CHEMICALS, Inc. Spritz-Blasformen
DE3415063C2 (de) * 1984-04-21 1986-06-05 Vereinigung zur Förderung des Instituts für Kunststoffverarbeitung in Industrie und Handwerk an der Rhein.-Westf. Technischen Hochschule Aachen e.V., 5100 Aachen Verfahren zur Herstellung von Formkörpern aus teilkristallinen Kunststoffen
DE3515708A1 (de) * 1984-04-21 1986-11-06 Vereinigung zur Förderung des Instituts für Kunststoffverarbeitung in Industrie und Handwerk an der Rhein.-Westf. Technischen Hochschule Aachen e.V., 5100 Aachen Verfahren zur herstellung von nukleierten, teilkristallinen kunststofformmassen und deren verwendung
JPS6137833A (ja) * 1984-07-31 1986-02-22 Mitsui Petrochem Ind Ltd 結晶性1−ブテン系重合体組成物
JPS62149711A (ja) * 1985-12-17 1987-07-03 Chisso Corp 高溶融粘弾性エチレン・プロピレン共重合体の連続製造法
US4888369A (en) * 1987-01-21 1989-12-19 Himont Incorporated Polypropylene composition resistant to high energy radiation, and radiation sterilized articles therefrom
US5266607A (en) * 1989-11-30 1993-11-30 Rexene Products Company Crystallization enhancement of polyolefins

Also Published As

Publication number Publication date
NO930561D0 (no) 1993-02-17
US5176872A (en) 1993-01-05
NO305127B1 (no) 1999-04-06
DE69310784D1 (de) 1997-06-26
DK0556829T3 (da) 1997-12-15
HK1006296A1 (en) 1999-02-19
NO930561L (no) 1993-08-20
EP0556829B1 (de) 1997-05-21
EP0556829A1 (de) 1993-08-25

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee