AR012518A1 - Composicion de polimeros que comprende etileno interpolimerizado con al menos un comonomero insaturado, proceso para prepararla y articulo fabricado que la comprende - Google Patents

Composicion de polimeros que comprende etileno interpolimerizado con al menos un comonomero insaturado, proceso para prepararla y articulo fabricado que la comprende

Info

Publication number
AR012518A1
AR012518A1 ARP980104662A ARP980104662A AR012518A1 AR 012518 A1 AR012518 A1 AR 012518A1 AR P980104662 A ARP980104662 A AR P980104662A AR P980104662 A ARP980104662 A AR P980104662A AR 012518 A1 AR012518 A1 AR 012518A1
Authority
AR
Argentina
Prior art keywords
composition
molecular weight
less
manufactured article
tpeak1
Prior art date
Application number
ARP980104662A
Other languages
English (en)
Original Assignee
Dow Global Technologies Inc
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 Dow Global Technologies Inc filed Critical Dow Global Technologies Inc
Publication of AR012518A1 publication Critical patent/AR012518A1/es

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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
    • C08L23/04Homopolymers or copolymers of ethene
    • C08L23/08Copolymers of ethene
    • C08L23/0807Copolymers of ethene with unsaturated hydrocarbons only containing more than three carbon atoms
    • C08L23/0815Copolymers of ethene with aliphatic 1-olefins
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J5/00Manufacture of articles or shaped materials containing macromolecular substances
    • C08J5/18Manufacture of films or sheets
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F210/00Copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
    • C08F210/16Copolymers of ethene with alpha-alkenes, e.g. EP rubbers
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2203/00Applications
    • C08L2203/16Applications used for films
    • 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
    • C08L2308/00Chemical blending or stepwise polymerisation process with the same catalyst
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2314/00Polymer mixtures characterised by way of preparation
    • C08L2314/06Metallocene or single site catalysts
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2666/00Composition of polymers characterized by a further compound in the blend, being organic macromolecular compounds, natural resins, waxes or and bituminous materials, non-macromolecular organic substances, inorganic substances or characterized by their function in the composition
    • C08L2666/02Organic macromolecular compounds, natural resins, waxes or and bituminous materials
    • C08L2666/04Macromolecular compounds according to groups C08L7/00 - C08L49/00, or C08L55/00 - C08L57/00; Derivatives thereof

Abstract

La presente invencion se relaciona con una composicion de interpolimero de etileno caracterizada porque tiene una distribucion de peso molecular reducidaMWD ( distribucion de peso molecular DPM) y una uniformidad de composicion optimizada, unp rocedimiento para la realizacion de tal composicion y unartículo fabricado realizado a partir de dicha composicion. La novedosa composicion se caracteriza por tener al menos dos componentes polímeros, elprimer componente teniendo unatemperat ura máxima ATREF, Tpeak1 y un peso molecular promedio de viscosidad, Mv1, y un segundo componente que tiene unatemperatura máxima ATREF, Tpeak2, y una viscosidad molecular promedio, Mv2 en donde la temperatua diferencial entreTpeak1 y Tpeak2 disminuye con la densidadde composicion incrementada y Mv1 y Mv2 es menor que o igual a 1.2. La composicion novedosa además se caracteriza por tener un Mw y Mn menor que oigual a 3.3 como se determina por la cromatología depermeabilidad de l gel, un I10/I2>6.6 y una composicion de densidad menor que 0.945 gramo/centímetrocubico. La composicion novedosa exhibe propiedades de alta y balanceada resistencia, buen procesamiento y propiedades opticassorprendentementemejoradas y es particularmente adaptable para ser utilizada en aplicaciones tales como películas de laminado para revestimiento de tachos de basura ybolsas para transportar servicio pesado, especialmente como película soplada.
ARP980104662A 1997-09-19 1998-09-18 Composicion de polimeros que comprende etileno interpolimerizado con al menos un comonomero insaturado, proceso para prepararla y articulo fabricado que la comprende AR012518A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US5955597P 1997-09-19 1997-09-19

Publications (1)

Publication Number Publication Date
AR012518A1 true AR012518A1 (es) 2000-10-18

Family

ID=22023739

Family Applications (1)

Application Number Title Priority Date Filing Date
ARP980104662A AR012518A1 (es) 1997-09-19 1998-09-18 Composicion de polimeros que comprende etileno interpolimerizado con al menos un comonomero insaturado, proceso para prepararla y articulo fabricado que la comprende

Country Status (20)

Country Link
US (3) US6469103B1 (es)
EP (1) EP1023390B1 (es)
JP (1) JP2003517487A (es)
KR (1) KR20010024063A (es)
CN (1) CN1270611A (es)
AR (1) AR012518A1 (es)
AT (1) ATE258958T1 (es)
AU (1) AU9571098A (es)
BR (1) BR9812478A (es)
CA (1) CA2304220C (es)
DE (1) DE69821511T2 (es)
ES (1) ES2212348T3 (es)
HU (1) HUP0004649A3 (es)
ID (1) ID24895A (es)
NO (1) NO20001408L (es)
PL (1) PL339665A1 (es)
TR (1) TR200000691T2 (es)
TW (1) TW461906B (es)
WO (1) WO1999014271A1 (es)
ZA (1) ZA988572B (es)

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