BR0314857A - Composições de polietileno para moldagem de rotação - Google Patents

Composições de polietileno para moldagem de rotação

Info

Publication number
BR0314857A
BR0314857A BR0314857A BR0314857A BR0314857A BR 0314857 A BR0314857 A BR 0314857A BR 0314857 A BR0314857 A BR 0314857A BR 0314857 A BR0314857 A BR 0314857A BR 0314857 A BR0314857 A BR 0314857A
Authority
BR
Brazil
Prior art keywords
sup
density
polyethylene
melt index
rotational molding
Prior art date
Application number
BR0314857A
Other languages
English (en)
Inventor
Arnold Lustiger
David J Lohse
Blair A Graham
Original Assignee
Exxonmobil Chemical Patentes I
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=32073345&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=BR0314857(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Exxonmobil Chemical Patentes I filed Critical Exxonmobil Chemical Patentes I
Publication of BR0314857A publication Critical patent/BR0314857A/pt

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
    • C08L23/02—Compositions 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
    • C08L23/04—Homopolymers or copolymers of ethene
    • C08L23/08—Copolymers of ethene
    • C08L23/0807—Copolymers of ethene with unsaturated hydrocarbons only containing more than three carbon atoms
    • C08L23/0815—Copolymers of ethene with aliphatic 1-olefins
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2205/00—Polymer mixtures characterised by other features
    • C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2205/00—Polymer mixtures characterised by other features
    • C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
    • C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2314/00—Polymer mixtures characterised by way of preparation
    • C08L2314/06—Metallocene or single site catalysts
    • 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
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/13—Hollow or container type article [e.g., tube, vase, etc.]
    • Y10T428/1352—Polymer or resin containing [i.e., natural or synthetic]
    • 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
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/13—Hollow or container type article [e.g., tube, vase, etc.]
    • Y10T428/1352—Polymer or resin containing [i.e., natural or synthetic]
    • Y10T428/1386—Natural or synthetic rubber or rubber-like compound containing
    • 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
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/31504—Composite [nonstructural laminate]
    • Y10T428/31855—Of addition polymer from unsaturated monomers
    • Y10T428/31938—Polymer of monoethylenically unsaturated hydrocarbon

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
  • Moulding By Coating Moulds (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Taps Or Cocks (AREA)

Abstract

"COMPOSIçõES DE POLIETILENO PARA MOLDAGEM DE ROTAçãO". A presente invenção refere-se a composições de mistura de polietileno adequadas para rotomoldagem, artigos rotomoldados e processos para rotomoldar artigos. As composições de polietileno incluem um primeiro polietileno tendo um índice de fusão de 0,4 a 3,0 g/10 min e uma densidade de 0,910 a 0,930 g/cm^ 3^, e um segundo polietileno tendo um índice de fusão de 10 a 30 g/10 min e uma densidade de 0,945 a 0,975 g/cm^ 3^. A composição tem uma densidade de 0,930 a 0,955 g/cm^ 3^ e um índice de fusão de 1,5 a 12 g/10 min, e os primeiro e segundo polietilenos diferem na densidade de 0,030 a 0,048 g/cm^ 3^. Essas composições exibem propriedades físicas melhoradas, tais como Resistência à Fissura por Esforço Ambiental e Força do Impacto lzod.
BR0314857A 2002-10-01 2003-09-18 Composições de polietileno para moldagem de rotação BR0314857A (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US41495202P 2002-10-01 2002-10-01
US42453502P 2002-11-07 2002-11-07
PCT/US2003/029383 WO2004031293A1 (en) 2002-10-01 2003-09-18 Polyethylene compositions for rotational molding

Publications (1)

Publication Number Publication Date
BR0314857A true BR0314857A (pt) 2005-08-02

Family

ID=32073345

Family Applications (1)

Application Number Title Priority Date Filing Date
BR0314857A BR0314857A (pt) 2002-10-01 2003-09-18 Composições de polietileno para moldagem de rotação

Country Status (9)

Country Link
US (3) US6969741B2 (pt)
EP (2) EP1546252B1 (pt)
JP (2) JP2006501351A (pt)
AT (2) ATE459680T1 (pt)
AU (2) AU2003270758A1 (pt)
BR (1) BR0314857A (pt)
CA (2) CA2498087A1 (pt)
DE (2) DE60331562D1 (pt)
WO (2) WO2004031293A1 (pt)

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US20040063861A1 (en) 2004-04-01
EP1546252A2 (en) 2005-06-29
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EP1546253B1 (en) 2006-11-02
US7022770B2 (en) 2006-04-04
ATE344295T1 (de) 2006-11-15
JP2006501352A (ja) 2006-01-12
DE60309489D1 (de) 2006-12-14
AU2003283960A1 (en) 2004-04-23
WO2004031293A8 (en) 2005-07-07
US20050215719A1 (en) 2005-09-29
CA2498086C (en) 2012-02-07
WO2004031293A1 (en) 2004-04-15
CA2498087A1 (en) 2004-04-15
WO2004031291A2 (en) 2004-04-15
JP2006501351A (ja) 2006-01-12
AU2003270758A1 (en) 2004-04-23
US20040062942A1 (en) 2004-04-01
ATE459680T1 (de) 2010-03-15
WO2004031291A3 (en) 2004-07-01
CA2498086A1 (en) 2004-04-15
US6969741B2 (en) 2005-11-29
DE60331562D1 (pt) 2010-04-15
EP1546252B1 (en) 2010-03-03
EP1546253A1 (en) 2005-06-29

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