[go: up one dir, main page]

WO2015021201A1 - Matériau composite, articles fabriqués à partir de celui-ci - Google Patents

Matériau composite, articles fabriqués à partir de celui-ci Download PDF

Info

Publication number
WO2015021201A1
WO2015021201A1 PCT/US2014/050010 US2014050010W WO2015021201A1 WO 2015021201 A1 WO2015021201 A1 WO 2015021201A1 US 2014050010 W US2014050010 W US 2014050010W WO 2015021201 A1 WO2015021201 A1 WO 2015021201A1
Authority
WO
WIPO (PCT)
Prior art keywords
percent
weight
composite material
propylene
alpha
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.)
Ceased
Application number
PCT/US2014/050010
Other languages
English (en)
Inventor
Luis G. Zalamea
Karl Zuercher
Thomas T. Allgeuer
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.)
Dow Global Technologies LLC
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 WO2015021201A1 publication Critical patent/WO2015021201A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

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
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/20—Oxides; Hydroxides
    • C08K3/22—Oxides; Hydroxides of metals
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/20—Oxides; Hydroxides
    • C08K3/22—Oxides; Hydroxides of metals
    • C08K2003/2265—Oxides; Hydroxides of metals of iron
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K2201/00—Specific properties of additives
    • C08K2201/002—Physical properties
    • C08K2201/003—Additives being defined by their diameter
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K2201/00—Specific properties of additives
    • C08K2201/016—Additives defined by their aspect ratio

Definitions

  • the instant invention relates to a composite material, and articles made therefrom.
  • Polymeric materials can be converted into various articles via a wide range of converting processes. Many converting processes for converting polymeric materials to desirable articles, especially in the field of packaging and piping, require a secondary heating process for welding and/or shaping of such articles.
  • the typical process employs heat transfer by conduction (seal bars) or infrared heating.
  • conduction surface-to-eal bars
  • infrared heating a secondary heating process for welding and/or shaping of such articles.
  • these technologies rely and depend on a perfect heat transfer system throughout the entire structure. In many instances such structures contain actual heat barrier materials while their building block polymeric materials have poor heat transfer capability.
  • process for making carton board/polymer laminates employs aluminum foil as the means for heating via electromagnetic induction.
  • the use of such additional components affects the environment and adds additional cost for such lamination processes.
  • the instant invention provides a composite material, and articles made therefrom.
  • the instant invention provides a composite material comprising: at least 90 percent by weight of a thermoplastic polymer; and from 0.1 to 10 percent by weight of metal oxide lamellae.
  • the instant invention further provides a process for forming a seal comprising the steps of: (1) selecting a composite material comprising: (a) at least 90 percent by weight of a thermoplastic polymer; and (b) from 0.1 to 10 percent by weight of metal oxide lamellae; and (2) forming a seal by subjecting the composite material to induction heating or microwave heating.
  • the instant invention further provides a seal or a weld comprising the composite material.
  • the instant invention further provides multilayer structure comprising at least one layer comprising the composite material.
  • the instant invention provides a composite material, a seal, a weld or a multilayer structure, or a method of producing a seal, in accordance with any of the preceding embodiments, except that the metal oxide is iron oxide.
  • the instant invention provides a composite material, a seal, a weld or a multilayer structure, or a method of producing a seal, in accordance with any of the preceding embodiments, except that the platelets of a metal oxide have a purity level of greater than 99 percent.
  • the instant invention provides a composite material, a seal, a weld or a multilayer structure, or a method of producing a seal, in accordance with any of the preceding embodiments, except that the platelets of a metal oxide have an average size diameter (long axis) in the range of from 2 to 30 ⁇ .
  • the instant invention provides a composite material, a seal, a weld or a multilayer structure, or a method of producing a seal, in accordance with any of the preceding embodiments, except that the platelets of a metal oxide have an average aspect ratio (long axis/thickness) in the range of from 2 to 30.
  • the instant invention provides a composite material, a seal, a weld or a multilayer structure, or a method of producing a seal, in accordance with any of the preceding embodiments, except that the thermoplastic polymer is an ethylene based polymer or a propylene based polymer.
  • Fig. 1 is a first photograph of iron oxide lamellae
  • Fig. 2 is a second photograph of iron oxide lamellae
  • Fig. 3 is a third photograph of iron oxide lamellae
  • Fig. 4 is a graph illustrating the relationship between the filler loading in wt and stress properties in MPa of Inventive Films 3 and 4 and Comparative Films 3 and 4;
  • Fig. 5 is a graph illustrating the relationship between the filler loading in wt and stress properties in MPa of Inventive Films 1 and 2 and Comparative Films 1 and 2.
  • the instant invention provides a composite material.
  • the composite material according to the present invention comprises at least 90 percent by weight of a thermoplastic polymer; and from 0.1 to 10 percent by weight of metal oxide lamellae.
  • the composite material according to the present invention comprises at least 90 percent by weight of a thermoplastic polymer, for example, at least 92 weight percent, or at least 94 weight percent, or at least 95 weight percent, or at least 96 weight percent, or at least 97 weight percent, or at least 98 weight percent, or at least 99 weight percent.
  • thermoplastic polymers include, but are not limited to, polyolefin, e.g. polyethylene and polypropylene; polyamide, e.g. nylon 6; polyvinylidene chloride; polyvinylidene fluoride; polycarbonate; polystyrene; polyethylene terephthalate; polyester, and polyurethanes.
  • thermoplastic materials include, but are not limited to, homopolymers and copolymers (including elastomers) of one or more alpha-olefins such as ethylene, propylene, 1- butene, 3-methyl-l-butene, 4-methyl-l-pentene, 3-methyl-l-pentene, 1-heptene, 1-hexene, 1-octene, 1-decene, and 1-dodecene, as typically represented by polyethylene, polypropylene, poly- 1 -butene, poly-3-methyl-l -butene, poly-3-methyl-l-pentene, poly-4-methyl-l-pentene, ethylene-propylene copolymer, ethylene-l-butene copolymer, and propylene- 1 -butene copolymer; copolymers (including elastomers) of an alpha-olefin with a conjugated or non-conjugated diene, as typically represented by ethylene-
  • polyamides such as nylon 6, nylon 6,6, and nylon 12
  • thermoplastic polyesters such as polyethylene terephthalate and polybutylene terephthalate
  • polyurethane polycarbonate, polyphenylene oxide, and the like
  • glassy hydrocarbon-based resins including poly-dicyclopentadiene polymers and related polymers (copolymers, terpolymers); saturated mono-olefins such as vinyl acetate, vinyl propionate, vinyl versatate, and vinyl butyrate and the like
  • vinyl esters such as esters of
  • monocarboxylic acids including methyl acrylate, ethyl acrylate, n-butyl acrylate, isobutyl acrylate, 2-ethylhexyl acrylate, dodecyl acrylate, n-octyl acrylate, phenyl acrylate, methyl methacrylate, ethyl methacrylate, and butyl methacrylate and the like; acrylonitrile, methacrylonitrile, acrylamide, mixtures thereof; resins produced by ring opening metathesis and cross metathesis polymerization and the like. These resins may be used either alone or in combinations of two or more.
  • thermoplastic material may, for example, comprise one or more polyolefins selected from the group consisting of ethylene-alpha olefin copolymers, propylene-alpha olefin copolymers, and olefin block copolymers.
  • the thermoplastic material may comprise one or more non-polar polyolefins.
  • polyolefins such as polypropylene, polyethylene, copolymers thereof, and blends thereof, as well as ethylene-propylene-diene terpolymers
  • exemplary olefinic polymers include homogeneous polymers; high density polyethylene (HDPE); heterogeneously branched linear low density polyethylene (LLDPE);
  • ultra low linear density polyethylene ULDPE
  • homogeneously branched, linear ethylene/alpha-olefin copolymers homogeneously branched, substantially linear ethylene/alpha-olefin polymers
  • high pressure, free radical polymerized ethylene polymers and copolymers such as low density polyethylene (LDPE) or ethylene vinyl acetate polymers (EVA).
  • LDPE low density polyethylene
  • EVA ethylene vinyl acetate polymers
  • the ethylene-alpha olefin copolymer may, for example, be ethylene- butene, ethylene-hexene, or ethylene-octene copolymers or interpolymers.
  • the propylene-alpha olefin copolymer may, for example, be a propylene-ethylene or a propylene-ethylene-butene copolymer or interpolymer.
  • the thermoplastic material may, for example, be a semi- crystalline polymer and may have a melting point of less than 110° C. In another embodiment, the melting point may be from 25 to 100° C. In another embodiment, the melting point may be between 40 and 85° C.
  • thermoplastic material is a propylene/a-olefin
  • the interpolymer composition comprising a propylene/alpha-olefin copolymer, and optionally one or more polymers, e.g. a random copolymer polypropylene (RCP).
  • the propylene/alpha-olefin copolymer is characterized as having substantially isotactic propylene sequences.
  • substantially isotactic propylene sequences means that the sequences have an isotactic triad (mm) measured by 13 C NMR of greater than about 0.85; in the alternative, greater than about 0.90; in another alternative, greater than about 0.92; and in another alternative, greater than about 0.93.
  • Isotactic triads are well-known in the art and are described in, for example, U.S. Patent No. 5,504,172 and International Publication No. WO 00/01745, which refer to the isotactic sequence in terms of a triad unit in the copolymer molecular chain determined by 13 C NMR spectra.
  • the propylene/alpha-olefin copolymer may have a melt flow rate in the range of from 0.1 to 500 g/10 minutes, measured in accordance with ASTM D-1238 (at 230° C / 2.16 Kg). All individual values and subranges from 0.1 to 500 g/10 minutes are included herein and disclosed herein; for example, the melt flow rate can be from a lower limit of 0.1 g/10 minutes, 0.2 g/10 minutes, or 0.5 g/10 minutes to an upper limit of 500 g/10 minutes, 200 g/10 minutes, 100 g/10 minutes, or 25 g/10 minutes.
  • the propylene/alpha-olefin copolymer may have a melt flow rate in the range of from 0.1 to 200 g/10 minutes; or in the alternative, the propylene/ alpha-olefin copolymer may have a melt flow rate in the range of from 0.2 to 100 g/10 minutes; or in the alternative, the propylene/alpha-olefin copolymer may have a melt flow rate in the range of from 0.2 to 50 g/10 minutes; or in the alternative, the propylene/alpha-olefin copolymer may have a melt flow rate in the range of from 0.5 to 50 g/10 minutes; or in the alternative, the propylene/alpha-olefin copolymer may have a melt flow rate in the range of from 1 to 50 g/10 minutes; or in the alternative, the propylene/alpha-olefin copolymer may have a melt flow rate in the range of from 1 to 40 g/10 minutes; or in the alternative, the propylene
  • the propylene/alpha-olefin copolymer has a crystallinity in the range of from at least 1 percent by weight (a heat of fusion of at least 2 Joules/gram) to 30 percent by weight (a heat of fusion of less than 50 Joules/gram).
  • the crystallinity can be from a lower limit of 1 percent by weight (a heat of fusion of at least 2 Joules/gram), 2.5 percent (a heat of fusion of at least 4 Joules/gram), or 3 percent (a heat of fusion of at least 5 Joules/gram) to an upper limit of 30 percent by weight (a heat of fusion of less than 50 Joules/gram), 24 percent by weight (a heat of fusion of less than 40 Joules/gram), 15 percent by weight (a heat of fusion of less than 24.8 Joules/gram) or 7 percent by weight (a heat of fusion of less than 11 Joules/gram).
  • the propylene/alpha-olefin copolymer may have a crystallinity in the range of from at least 1 percent by weight (a heat of fusion of at least 2 Joules/gram) to 24 percent by weight (a heat of fusion of less than 40 Joules/gram); or in the alternative, the propylene/alpha-olefin copolymer may have a crystallinity in the range of from at least 1 percent by weight (a heat of fusion of at least 2
  • the propylene/alpha-olefin copolymer may have a crystallinity in the range of from at least 1 percent by weight (a heat of fusion of at least 2 Joules/gram) to 7 percent by weight (a heat of fusion of less than 11 Joules/gram); or in the alternative, the propylene/alpha-olefin copolymer may have a crystallinity in the range of from at least 1 percent by weight (a heat of fusion of at least 2 Joules/gram) to 5 percent by weight (a heat of fusion of less than 8.3 Joules/gram).
  • the crystallinity is measured via DSC method.
  • the propylene/alpha-olefin copolymer comprises units derived from propylene and polymeric units derived from one or more alpha-olefin comonomers.
  • Exemplary comonomers utilized to manufacture the propylene/alpha-olefin copolymer are C 2 , and C 4 to C 10 alpha-olefins; for example, C 2 , C 4 , C 6 and alpha-olefins.
  • the propylene/alpha-olefin copolymer comprises from 1 to 40 percent by weight of one or more alpha-olefin comonomers. All individual values and subranges from 1 to 40 weight percent are included herein and disclosed herein; for example, the comonomer content can be from a lower limit of 1 weight percent, 3 weight percent, 4 weight percent, 5 weight percent, 7 weight percent, or 9 weight percent to an upper limit of 40 weight percent, 35 weight percent, 30 weight percent, 27 weight percent, 20 weight percent, 15 weight percent, 12 weight percent, or 9 weight percent.
  • the propylene/alpha-olefin copolymer comprises from 1 to 35 percent by weight of one or more alpha-olefin comonomers; or in the alternative, the propylene/alpha-olefin copolymer comprises from 1 to 30 percent by weight of one or more alpha-olefin comonomers; or in the alternative, the propylene/alpha-olefin copolymer comprises from 3 to 27 percent by weight of one or more alpha-olefin comonomers; or in the alternative, the propylene/alpha-olefin copolymer comprises from 3 to 20 percent by weight of one or more alpha-olefin comonomers; or in the alternative, the propylene/alpha-olefin copolymer comprises from 3 to 15 percent by weight of one or more alpha-olefin comonomers.
  • the propylene/alpha-olefin copolymer has a molecular weight distribution (MWD), defined as weight average molecular weight divided by number average molecular weight (M w /M n ) of 3.5 or less; in the alternative 3.0 or less; or in another alternative from 1.8 to 3.0.
  • MWD molecular weight distribution
  • propylene/alpha-olefin copolymers are further described in details in the U.S. Patent Nos. 6,960,635 and 6,525,157, incorporated herein by reference.
  • Such propylene/alpha-olefin copolymers are commercially available from The Dow Chemical Company, under the tradename VERSIFYTM, or from ExxonMobil Chemical Company, under the tradename VISTAMAXXTM.
  • the propylene/alpha-olefin copolymers are further characterized as comprising (A) between 60 and less than 100, preferably between 80 and 99 and more preferably between 85 and 99, weight percent units derived from propylene, and (B) between greater than zero and 40, preferably between 1 and 20, more preferably between 4 and 16 and even more preferably between 4 and 15, weight percent units derived from at least one of ethylene and/or a C 4 _ 1 o cc-olefin; and containing an average of at least 0.001, preferably an average of at least 0.005 and more preferably an average of at least 0.01, long chain branches/1000 total carbons.
  • long chain branch refers to a chain length of at least one (1) carbon more than a short chain branch
  • short chain branch refers to a chain length of two (2) carbons less than the number of carbons in the comonomer.
  • a propylene/ 1-octene interpolymer has backbones with long chain branches of at least seven (7) carbons in length, but these backbones also have short chain branches of only six (6) carbons in length.
  • Such propylene/alpha-olefin copolymers are further described in details in the U.S. Provisional Patent Application No. 60/988,999 and International Patent Application No. PCT/US08/082599, each of which is incorporated herein by reference.
  • the thermoplastic material e.g. propylene/alpha-olefin copolymer
  • the thermoplastic material may, for example, be a semi-crystalline polymer and may have a melting point of less than 110° C.
  • the melting point may be from 25 to 100° C. In more preferred embodiments, the melting point may be between 40 and 85° C.
  • olefin block copolymers e.g., ethylene multi-block copolymer, such as those described in the International Publication No. WO2005/090427 and U.S. Patent Application Publication No. US 2006/0199930, incorporated herein by reference to the extent describing such olefin block copolymers and the test methods for measuring those properties listed below for such polymers, may be used as the thermoplastic material.
  • olefin block copolymer may be an ethylene/a-olefin interpolymer:
  • the CRYSTAF peak being determined using at least 5 percent of the cumulative polymer, and if less than 5 percent of the polymer having an identifiable CRYSTAF peak, then the CRYSTAF temperature being 30 °C; or
  • (c) being characterized by an elastic recovery, Re, in percent at 300 percent strain and 1 cycle measured with a compression-molded film of the ethylene/a-olefin interpolymer, and having a density, d, in grams/cubic centimeter, wherein the numerical values of Re and d satisfying the following relationship when ethylene/a-olefin interpolymer being substantially free of a cross-linked phase:
  • Such olefin block copolymer e.g. ethylene/a-olefin interpolymer may also:
  • (a) have a molecular fraction which elutes between 40 °C and 130 °C when fractionated using TREF, characterized in that the fraction having a block index of at least 0.5 and up to about 1 and a molecular weight distribution, M w /M n , greater than about 1.3; or
  • (b) have an average block index greater than zero and up to about 1.0 and a molecular weight distribution, M w /M n , greater than about 1.3.
  • the thermoplastic polymers can further include glass or carbon fibers and/or any other mineral fillers such talc or calcium carbonate.
  • Exemplary fillers include, but are not limited to, natural calcium carbonates, including chalks, calcites and marbles, synthetic carbonates, salts of magnesium and calcium, dolomites, magnesium carbonate, zinc carbonate, lime, magnesia, barium sulphate, barite, calcium sulphate, silica, magnesium silicates, talc, wollastonite, clays and aluminum silicates, kaolins, mica, glass or carbon fiber or powder, wood fiber or powder or mixtures of these compounds.
  • thermoplastic polymers can further include one or more antistatic agents, color enhancers, dyes, lubricants, pigments, primary antioxidants, secondary antioxidants, processing aids, and combinations thereof.
  • the thermoplastic polymer (material) may comprise from about 0 to about 10 percent by the combined weight of such additives, based on the weight of the thermoplastic material and such additives.
  • the composite material comprises from 0.1 to 10, for example from 0.1 to 6, percent by weight of metal oxide lamellae.
  • the metal oxide is preferably iron oxide, for example iron (III) oxide (Fe 2 0 3 ). Exemplary iron oxides have a purity level of 99 percent or greater. In addition, the iron oxide may have a density of approximately 4800 kg/m .
  • the iron oxide may have a hardness in the range of 6 to 6.5 Mohs.
  • the lamellae have an average diameter size (long axis) in the range of from 2 to 30 ⁇ , and an average aspect ratio (long axis/thickness) in the range of from 2 to 30.
  • Such metal oxide lamellae are available under the tradename MIOX from karntner Montanindustrie.
  • the composite material of the present invention is preferably formed into an article via extrusion process.
  • Products that can be manufactured using extrusion process include cast and blown film, multilayer structure, pipes, extrusion coated multilayer structures, extrusion laminated multilayer structures, fibers, hollow and filled profiles. It can also be used in injection molding fixtures, such as spouts, handles or similar fixtures that need to be sealed into thermoplastic structures.
  • composition 1 comprises 5 percent by weight of MIOX and 95 percent of
  • ELITETM 5800G an ethylene/octene copolymer having a density of approximately 0.911 g/cm and melt index (I 2 ) of 12 g/10 minutes, which is available for The Dow Chemical Company.
  • Inventive composition 1 was formed into a 350 ⁇ film (Inventive Film 1) via cast film extrusion process, using a Haake Polylab 400 coupled to a Rheomex 2552 3 ⁇ 4" PE single screw extrusion setup, with a 10cm wide flat die operated at 1mm die gap. A water-cooled three-roll calendering system was used without chiller. Take-off speed was adjusted to obtain the thickness above. Mechanical properties of Inventive Film 1 were measured and the results are reported in table 1.
  • Inventive composition 2 comprises 10 percent by weight of MIOX and 90 percent of ELITETM 5800G, an ethylene/octene copolymer having a density of approximately 0.911 g/cm and melt index (I 2 ) of 12 g/10 minutes, which is available for The Dow Chemical Company.
  • Inventive composition 2 was formed into a 350 ⁇ film (Inventive Film 2) via cast film extrusion process with conditions as described for Inventive composition 1. Mechanical properties of Inventive Film 2 were measured and the results are reported in table 1.
  • Inventive composition 3 comprises 5 percent by weight of MIOX and 95 percent of ELITETM 5800G, an ethylene/octene copolymer having a density of approximately 0.911 g/cm and melt index (I 2 ) of 12 g/10 minutes, which is available for The Dow Chemical Company.
  • Inventive composition 3 was formed into a 90 ⁇ film (Inventive Film 3) via cast film extrusion process with conditions as described for Inventive composition 1. Mechanical properties of Inventive Film 3 were measured and the results are reported in table 1.
  • Inventive composition 4 comprises 10 percent by weight of MIOX and 90 percent of ELITETM 5800G, an ethylene/octene copolymer having a density of approximately 0.911 g/cm and melt index (I 2 ) of 12 g/10 minutes, which is available for The Dow Chemical Company.
  • Inventive composition 4 was formed into a 90 ⁇ film (Inventive Film 4) via cast film extrusion process with conditions as described for Inventive composition 1. Mechanical properties of Inventive Film 4 were measured and the results are reported in table 1.
  • Comparative composition 1 comprises 100 percent of ELITETM 5800G, an ethylene/octene copolymer having a density of approximately 0.911 g/cm and melt index (I 2 ) of 12 g/10 minutes, which is available for The Dow Chemical Company. Comparative composition 1 was formed into a 350 ⁇ film (Comparative Film 1) via cast film extrusion process with conditions as described for Inventive composition 1. Mechanical properties of Comparative Film 1 were measured and the results are reported in table 1.
  • Comparative composition 2 comprises 15 percent by weight of MIOX and 85 percent of
  • ELITETM 5800G an ethylene/octene copolymer having a density of approximately 0.911 g/cm and melt index (I 2 ) of 12 g/10 minutes, which is available for The Dow Chemical Company.
  • Comparative composition 2 was formed into a 350 ⁇ film (Comparative Film 2) via cast film extrusion process with conditions as described for Inventive composition 1. Mechanical properties of Comparative Film 2 were measured and the results are reported in table 1.
  • Comparative composition 3 comprises 100 percent of ELITETM 5800G, an ethylene/octene copolymer having a density of approximately 0.911 g/cm and melt index (I 2 ) of 12 g/10 minutes, which is available for The Dow Chemical Company. Comparative composition 3 was formed into a 110 ⁇ film (Comparative Film 3) via cast film extrusion process with conditions as described for Inventive composition 1. Mechanical properties of Comparative Film 3 were measured and the results are reported in table 1.
  • Comparative composition 4 comprises 15 percent by weight of MIOX and 85 percent of ELITETM 5800G, an ethylene/octene copolymer having a density of approximately 0.911 g/cm and melt index (I 2 ) of 12 g/10 minutes, which is available for The Dow Chemical Company.
  • Comparative composition 4 was formed into a 100 ⁇ film (Comparative Film 4) via cast film extrusion process with conditions as described for Inventive composition 1. Mechanical properties of Comparative Film 4 were measured and the results are reported in table 1. Table 1
  • Test methods include the following:
  • Melt index or I 2 is measured in accordance with ASTM D 1238, Condition 190°C/2.16 kg. Samples for density measurement are prepared according to ASTM D 1928. Measurements are made within one hour of sample pressing using ASTM D792, Method B.

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)

Abstract

La présente invention concerne un matériau composite et des articles fabriqués à partir de ceux-ci. Le matériau composite selon la présente invention comprend au moins 90 % en poids d'un polymère thermoplastique et 1 à 10 % en poids de lamelles d'oxyde métallique.
PCT/US2014/050010 2013-08-08 2014-08-06 Matériau composite, articles fabriqués à partir de celui-ci Ceased WO2015021201A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201361863548P 2013-08-08 2013-08-08
US61/863,548 2013-08-08

Publications (1)

Publication Number Publication Date
WO2015021201A1 true WO2015021201A1 (fr) 2015-02-12

Family

ID=51359451

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/US2014/050010 Ceased WO2015021201A1 (fr) 2013-08-08 2014-08-06 Matériau composite, articles fabriqués à partir de celui-ci

Country Status (1)

Country Link
WO (1) WO2015021201A1 (fr)

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3709775A (en) * 1964-06-11 1973-01-09 Heller W Product compositions for magnetic induction methods to treat and heatseal predetermined areas of parent units
US5504172A (en) 1993-06-07 1996-04-02 Mitsui Petrochemical Industries, Ltd. Propylene polymer, propylene copolymer, and propylene elastomer prepared using novel bridged indenyl containing metallocenes
WO2000001745A1 (fr) 1998-07-02 2000-01-13 Exxon Chemical Patents Inc. Copolymeres propylene/olefine
WO2001046752A1 (fr) * 1999-12-23 2001-06-28 Ppg Industries Ohio, Inc. Joints d'etancheite de bord ameliores pour dispositifs electro-optiques
US6525157B2 (en) 1997-08-12 2003-02-25 Exxonmobile Chemical Patents Inc. Propylene ethylene polymers
WO2005090427A2 (fr) 2004-03-17 2005-09-29 Dow Global Technologies Inc. Composition de catalyseur comportant un agent de transfert pour la formation de copolymere d'ethylene multibloc
US6960635B2 (en) 2001-11-06 2005-11-01 Dow Global Technologies Inc. Isotactic propylene copolymers, their preparation and use
US20060199930A1 (en) 2004-03-17 2006-09-07 Dow Global Technologies Inc. Ethylene/alpha-olefins block interpolymers
WO2013096696A1 (fr) * 2011-12-20 2013-06-27 Dow Global Technologies Llc Composition pour rotomoulage

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3709775A (en) * 1964-06-11 1973-01-09 Heller W Product compositions for magnetic induction methods to treat and heatseal predetermined areas of parent units
US5504172A (en) 1993-06-07 1996-04-02 Mitsui Petrochemical Industries, Ltd. Propylene polymer, propylene copolymer, and propylene elastomer prepared using novel bridged indenyl containing metallocenes
US6525157B2 (en) 1997-08-12 2003-02-25 Exxonmobile Chemical Patents Inc. Propylene ethylene polymers
WO2000001745A1 (fr) 1998-07-02 2000-01-13 Exxon Chemical Patents Inc. Copolymeres propylene/olefine
WO2001046752A1 (fr) * 1999-12-23 2001-06-28 Ppg Industries Ohio, Inc. Joints d'etancheite de bord ameliores pour dispositifs electro-optiques
US6960635B2 (en) 2001-11-06 2005-11-01 Dow Global Technologies Inc. Isotactic propylene copolymers, their preparation and use
WO2005090427A2 (fr) 2004-03-17 2005-09-29 Dow Global Technologies Inc. Composition de catalyseur comportant un agent de transfert pour la formation de copolymere d'ethylene multibloc
US20060199930A1 (en) 2004-03-17 2006-09-07 Dow Global Technologies Inc. Ethylene/alpha-olefins block interpolymers
WO2013096696A1 (fr) * 2011-12-20 2013-06-27 Dow Global Technologies Llc Composition pour rotomoulage

Similar Documents

Publication Publication Date Title
US9493337B2 (en) Reinforced microcapillary films and foams
EP2661458B1 (fr) Films et mousses microcapillaires contenant des matières de charge fonctionnelles
US20180272672A1 (en) Coated, Oriented, Linear, Low-Density, Polyethylene Films
EP4163111A1 (fr) Film basse densite lineaire, a cavites, bioriente, presentant de bonnes proprietes d'etancheite
JP7480401B2 (ja) 食品用包装フィルムおよび食品用包装体
KR20040036527A (ko) 적층 필름, 그 제조법 및 포장 봉지
KR100332722B1 (ko) 포장재에적합한폴리프로필렌필름
EP2794744B1 (fr) Composition pour rotomoulage
EP2931518B1 (fr) Structure à plusieurs couches et procédé d'étanchéité ou de mise en forme au moyen d'une structure à plusieurs couches
WO2015123031A1 (fr) Films microcapillaires
JP2015034215A (ja) 表面保護フィルム
EP0850756A2 (fr) Récipient et feuille à base d'un laminé de polymère de propylène
CA3198293A1 (fr) Feuille de polypropylene multicouche
WO2015021201A1 (fr) Matériau composite, articles fabriqués à partir de celui-ci
CN110612189A (zh) 金属化的、取向的及薄线性低密度聚乙烯膜
CN120603880A (zh) 聚丙烯系未拉伸膜及使用其的层叠体
EP3519495B1 (fr) Composition polymère et son utilisation en tant que matériau à changement de phase
WO2000013895A1 (fr) Structures polymeres multicouche comprenant une couche de copolymere d'ethylene
JP6800406B2 (ja) 発泡用積層体及び発泡積層体
JP6699103B2 (ja) 積層体
WO2025243870A1 (fr) Film multicouches, matériau d'emballage et emballage
JP6766345B2 (ja) 発泡用積層体及び発泡積層体
CN119365330A (zh) 层叠结构体
JP2004107554A (ja) 二軸延伸ポリプロピレンフィルム及び多層フィルム

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 14752991

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 14752991

Country of ref document: EP

Kind code of ref document: A1