MX2017006890A - Composiciones poliméricas, películas contraíbles, y metodos de fabricación de las mismas. - Google Patents

Composiciones poliméricas, películas contraíbles, y metodos de fabricación de las mismas.

Info

Publication number
MX2017006890A
MX2017006890A MX2017006890A MX2017006890A MX2017006890A MX 2017006890 A MX2017006890 A MX 2017006890A MX 2017006890 A MX2017006890 A MX 2017006890A MX 2017006890 A MX2017006890 A MX 2017006890A MX 2017006890 A MX2017006890 A MX 2017006890A
Authority
MX
Mexico
Prior art keywords
polyethylene
making
methods
polymer compositions
shrink films
Prior art date
Application number
MX2017006890A
Other languages
English (en)
Inventor
E Leano Mauricio
R Elowe Paul
Anne Leugers Mary
Peterson Bruce
Nanjundiah Kumar
Original Assignee
Dow Global Technologies Llc
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 Llc filed Critical Dow Global Technologies Llc
Publication of MX2017006890A publication Critical patent/MX2017006890A/es

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/18—Layered products comprising a layer of synthetic resin characterised by the use of special additives
    • B32B27/20—Layered products comprising a layer of synthetic resin characterised by the use of special additives using fillers, pigments, thixotroping agents
    • 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
    • C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
    • C08J5/18—Manufacture of films or sheets
    • 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
    • C08L23/06—Polyethene
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    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
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    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/001—Combinations of extrusion moulding with other shaping operations
    • B29C48/0018—Combinations of extrusion moulding with other shaping operations combined with shaping by orienting, stretching or shrinking, e.g. film blowing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
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    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/022—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; 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
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    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/16—Articles comprising two or more components, e.g. co-extruded layers
    • B29C48/18—Articles comprising two or more components, e.g. co-extruded layers the components being layers
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    • B32B27/08—Layered 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 synthetic resin
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    • B65D65/38—Packaging materials of special type or form
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    • 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
    • B29K2023/00—Use of polyalkenes or derivatives thereof as moulding material
    • B29K2023/04—Polymers of ethylene
    • B29K2023/06—PE, i.e. polyethylene
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    • 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
    • B29K2995/00—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds
    • B29K2995/0037—Other properties
    • B29K2995/0049—Heat shrinkable
    • B—PERFORMING OPERATIONS; TRANSPORTING
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    • C08L2207/066—LDPE (radical process)

Abstract

Una composición polimérica basada en polietileno adecuada para usarse en una película contraíble, la composición polimérica basada en polietileno que comprende un polietileno de baja densidad que tiene una densidad de 0.917 g/cc a 0.935 g/cc e índice de fusión, I2, de 0.1 g/10 min a 5 g/10 min, un polietileno de baja densidad lineal que tiene una densidad de 0.900 g/cc a 0.965 g/cc e índice de fusión, I2, de 0.05 g/10 min a 15 g/10 min, o sus combinaciones, un material que absorbe radiación en intervalos de longitud de onda espectral de infrarrojo cercano, visible y ultravioleta, y opcionalmente, un polietileno de media densidad, un polietileno de alta densidad, o combinaciones de los mismos.
MX2017006890A 2014-12-01 2015-10-21 Composiciones poliméricas, películas contraíbles, y metodos de fabricación de las mismas. MX2017006890A (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201462085989P 2014-12-01 2014-12-01
PCT/US2015/056636 WO2016089493A1 (en) 2014-12-01 2015-10-21 Polymer compositions, shrink films, and methods of making thereof

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