Abstract: Sealable, thermoformable, heat-shrinkable multi-layer film having a symmetrical construction around a two-ply inner layer, and having a heat shrinkability in machine direction and in cross direction of in each case at least 20% at 93° C., the heat-shrinkability being substantially unaffected by thermoforming, and use thereof with specially equipped packaging machines.

Abstract: A component comprised of a substrate and a multilayer cap. In one example, the inner cap layer may be a material that is typically not considered to be suitable for use with the substrate. In another example, the substrate may be provided with at least two different cap layers to gain the benefits of each cap layer.

Abstract: Packaging and a method of making the packaging is disclosed. The packaging includes a substrate with an asymmetrical coextrusion attached there to. The coextrusion includes an ethylene vinyl alcohol layer that is disposed toward the substrate.

Abstract: Methods for increasing the effectiveness of one or more antimicrobial agents incorporated in polymeric films are described. The methods involve adding an antimicrobial agent promoter to the polymer prior to or when forming the film. The antimicrobial agent promoter is a blowing agent, a hydrophilic wetting agent, and/or both. Also described are polymeric films comprising antimicrobial agents and such promoters, and multilayer barrier assemblies using such films. The multilayer barrier assemblies find wide application in the medical field. Also described are multilayered polymeric films comprising a first skin layer that includes at least one gas and vapor barrier organic polymer, a core layer that comprises at least one elastomeric organic polymer, and a second skin layer that comprises at least one sealable organic polymer and at least one antimicrobial agent. Articles comprising the film are useful in various applications to include medical and health care applications.

Abstract: The present invention is directed to a waste packaging system, a method of storing waste and to a film for use in this system and method.

Abstract: An object of the invention is to provide a multilayered structure having very superior gas barrier properties and being excellent in flex resistance, pinhole resistance, stretchability, thermoformability and interlayer adhesiveness, and having superior durability enabling characteristics such as high gas barrier properties to be maintained even if used with deformation such as flexion and/or stretching, and to provide a laminate in which the multilayered structure is used, and a production method thereof. Provided by the present invention is a multilayered structure in which at least 4 resin-layers constituted with a resin composition containing an ethylene-vinyl alcohol copolymer are contiguously laminated. A single layer of the resin layer has an average thickness of preferably no less than 0.01 ?m and no greater than 10 ?m. The average thickness is preferably no less than 0.1 ?m and no greater than 1,000 ?m.

Abstract: A multilayer article prepared by rotational moulding can include a layer A that is a polyolefin (PO) based layer prepared from PO and a functionalised polyolefin (FPO), or a PO grafter to a non-polyolefin (NPO) in the form of a block copolymer (PO-g-NPO). A layer B can be a PO that is dissimilar from layer A, an NPO, a mixture thereof, and optionally an FPO or a PO-g-NPO. A layer C can be dissimilar from layer A and similar to or dissimilar from layer B. Layer C can be adjacent to layer A and/or layer B, can have good adhesion to layer A and/or layer B, and is not a blend of layer A and layer B. A method of preparing the multilayer article can include rotational moulding.

Abstract: A film composite including a first external layer and a second external layer, a first middle layer between the first and the second external layer, wherein the first and/or second external layer comprise components which comprise at least a polyolefin, a component selected from the group consisting of microbeads, polystyrene, and high-molecular-weight polyethylene, and a polymer having a melting point lower than that of other components of the first and/or second external layer.

Abstract: Compositions comprising from about 30% to about 95% of one or more RF-active functionalized ethylene copolymers and one or more propylene based plastomers are described. When formed into films or thin layers, the films exhibit a combination of low noise properties and good RF weldability characteristics. Also described are multilayer assemblies using such films and various articles incorporating such. Also described are methods of determining minimum thicknesses of an RF weldable layer in a multilayer film using the compositions.

Abstract: An electret in disclosed including a laminate. A layer (A) containing a resin (a) and a layer (B) containing a resin (b) other than the resin (a) or an inorganic substance (c) are directly laminated. The resin (a) is a fluororesin (a1), or a resin (a2) having an alicyclic structure and containing no fluorine atom. The layer (B) is disposed on the outermost surface on a side opposite to the side where electric charge is injected at the time of injecting electric charge into the laminate to form the electret.

Abstract: Disclosed is an inner liner for a pneumatic tire, the inner liner including no less than 8 resin-layers, the resin-layer having a layer A constituted with a resin composition containing a gas barrier resin, and a layer B constituted with a resin composition containing an elastomer, at least one of the resin compositions included in the layer A and the layer B that are adjacent with each other containing a metal salt, the content of the metal salt being no less than 1 ppm and no greater than 10,000 ppm in terms of metal element equivalent, and an interlayer adhesive force between the layer A and the layer B being no less than 500 g/15 mm. The layer A and the layer B are preferably alternately laminated.

Abstract: A material intended for personal protective equipment, such as a suit for escaping chemicals or a flash fire is disclosed, wherein the material includes at least four different layers, the layers being: an outer first layer of a material comprising at least one polymer, which material is self-extinguishing; a second layer of a fiber material, which fiber material is self-extinguishing; a third layer being adhesive; and an inner fourth layer being a barrier laminate. All of the at least four different layers individually are attached to layers located next to them.

Abstract: It is an object of the present invention to provide a laminate of a layer that contains a polyvinyl acetal and a layer that contains a polyolefin (hydrocarbon polymer), which exhibits excellent adhesion between the layers. The present invention relates to a laminate obtained by laminating a layer A that includes a composition A containing a polyvinyl acetal and a layer B that includes a composition B containing a polyolefin and/or an adhesive functional group-containing olefinic polymer, wherein a mass ratio of (the polyolefin)/(the adhesive functional group-containing olefinic polymer) is 0/100 to 99.95/0.05.

Abstract: A synthetic roofing shingle or tile is provided, in which a core material is formed, of generally less expensive material, and with a skin material provided, disposed on a plurality of surfaces of the shingle or tile, with the skin material being generally of greater expense and having desirable weather-withstanding qualities.

Abstract: A protective film for polarizing plate comprising k layers (k is an integer of 2 or more) of thermoplastic resin layer laminated, wherein a refractive index ni(380) at a wavelength of 380 nm and a refractive index ni(780) at a wavelength of 780 nm in the i th thermoplastic resin layer as well as a refractive index ni+1(380) at a wavelength of 380 nm and a refractive index ni+1(780) at a wavelength of 780 nm in the i+1 th thermoplastic resin layer have a relationship in ?ni(380)?ni+1(380)|?|ni(780)?ni+1(780)??0.02 (where, i is an integer of 1 to k?1). A polarizing plate is obtained by bonding the protective film for the polarizing plate and a polarizer. And a liquid crystal display comprising the polarizing plate and a liquid crystal panel.

Abstract: Surface protection films are disclosed that comprise an outer surface contact layer, an outer stiffening layer, and optionally a core layer, wherein the surface contact layer consists essentially of (A) a mixture of a tackified quadblock styrene block copolymer elastomer and a triblock styrene block copolymer containing up to 30 wt % of a diblock styrene copolymer; (B) a mixture of a tackified quadblock styrene block copolymer elastomer, a tackified triblock styrene block copolymer and a triblock styrene block copolymer containing up to 30 wt % of a diblock styrene copolymer; (C) a mixture of a tackified triblock styrene block copolymer and a triblock styrene block copolymer containing up to 30 wt % of a diblock styrene copolymer; or (D) a triblock styrene block copolymer containing up to 30 wt % of a styrene diblock copolymer and a low density polyethylene polymer.

Abstract: The invention relates to a heat-sealable packaging material and a sealed package formed from the same, especially for packaging foodstuffs. The packaging material comprises a base layer of paper or board and polymeric heat-sealable layers on one side of the base layer or, preferably, on both sides thereof. According to the invention, at least two layers of ethylene vinyl alcohol copolymer (EVOH) with different fractions of ethylene monomer are arranged on the packaging material to provide an oxygen barrier. The layers can locate against each other without a tie layer between them. The heat-sealable polymer can be a polyolefin, and, in addition, other polymeric barrier layers can be incorporated into the material to improve its oxygen, fat and aroma tightness.

Abstract: A hydration system for providing fluid to a user. The system comprises a bladder configured to hold a fluid, wherein comprises an outer layer of a fluorinated rubber composite. A spout is connected to the bladder and in communication with the inside of the bladder, wherein the spout comprises an output port and an fill port for filling the bladder with fluid. A cap adapted to engage and close the fill port is included. Also, a tube having a first end is connected to the output port of the spout and having a second end and having a second end connected to a fluid delivery fitting.

Abstract: A sheet for pest control, wherein said sheet is of polymeric material and comprises at least two layers; a top layer and a bottom layer, wherein the bottom layer contains a herbicide and one or more pesticides selected from among fungicides and insecticides, and the top layer optionally containing an insecticide and/or fungicide. Other aspects of the invention include a polymeric composition used in the preparation of the sheets and a method for pest control in agriculture, horticulture and gardens.

Abstract: A thermoplastic bag suitable for use as a liner for a garbage canister or trash receptacle may be made from a multi-layered thermoplastic web material. The multi-layer web material may include a first layer and a second layer adjacent to the first layer. Under typical conditions, the layers may tend to block or adhere together to remain in their adjacent position. However, the layers may delaminate and separate from each other when sufficient forces are applied. Delamination of the layers allows the layers to move with respect to each other when the force is applied. The delaminating of the layers absorbs energy which may increase tear and puncture resistance.

Abstract: The invention is directed to a polypropylene resin, which is suitable for manufacturing an air quenched blown film. The resin has a melt flow rate of greater than 5 g/10 min, less than 2% xylene solubles, a pentad isotacticity of greater than 95%, an isotactic pentad/triad ratio of greater than 95%, a crystallinity of at least 65%, and a crystallization temperature of at least 127° C. The polypropylene resin contains from 500 ppm to 2500 ppm of a nucleator/clarifier additive. An quenched blown film made from resin exhibits a crystallization onset temperature of at least 116° C. and a crystallization half-life time of less 4.1 seconds or less when tested using fast DSC analysis with a scan rate of 200° C./minute.

Abstract: The present invention refers to a multilayer heat shrinkable film characterized by a combination of desirable properties, such as high shrinkage, good optical properties, excellent sealability and stack sealability. The invention further is directed to a method of producing said film. The invention is further directed to the use of said film or bags and pouches made therefrom for packaging goods as for example food products. The invention also refers to tubes made with the film.

Abstract: A safety laminate comprises an interlayer that comprises a crosslinkable blend of ethylene copolymers. The first ethylene copolymer comprises copolymerized units of ethylene, optionally a first olefin having the formula CH2?C(R1)CO2R2, and a second olefin having the formula CH2?C(R3)COOH. The first ethylene copolymer is optionally at least partially neutralized. The second ethylene copolymer consists essentially of copolymerized units of ethylene, optionally a first olefin having the formula CH2?C(R1)CO2R2, and a third olefin having the formula CH2?C(R4)D. R1, R3 and R4 represent hydrogen or an alkyl group; R2 represents an alkyl group; and D represents a moiety containing an epoxy group. The crosslinkable blend is useful as an interlayer in safety laminates. Methods for preparing the safety laminates are also provided.

Abstract: Disclosed laminates particularly useful as safety glazings comprising a polymeric interlayer sheet, wherein the polymeric interlayer sheet comprises a blend composition of an ethylene copolymer A and an ethylene copolymer B, which has a melt flow rate of less than 100g/10 min, as determined in accordance with ASTM D1238 at 190° C. and 2.16 kg, and wherein the ethylene copolymer A comprises copolymerized units of ethylene and about 3 to about 20 wt % of an ester or anhydride of a C4-C8 unsaturated acid having two carboxylic acid groups and the ethylene copolymer B comprises copolymerized units of ethylene and about 6 to about 40 wt % of a polar monomer selected from the group consisting of vinyl acetate, alkyl(meth)acrylates, and mixtures thereof.

Abstract: The invention provides coated substrates comprising a substrate; and a coating on at least one surface of the substrate comprising vermiculite, polymer capable of forming a film, dispersion agent for the vermiculite in the polymer, said dispersion agent bearing a negative charge, and cross-linking agent. The invention also provides articles coated with such coatings and methods for making the coated substrates and articles.

Abstract: The presently disclosed subject matter is directed to a barrier film that maintains an oxygen barrier after being subjected to autoclaving conditions. The film comprises one EVOH layer positioned as a core layer, and one EVOH layer positioned directly adjacent to an outer layer comprising highly permeable material having a moisture vapor permeability greater than about 40 g-mil/100 in2-day-atm. During autoclaving, the barrier properties of the EVOH layer positioned adjacent to the outer layer allows improved recovery of oxygen barrier properties. In addition, during rewetting applications, the internal EVOH layer maintains the oxygen barrier. Also disclosed are methods of making and using the disclosed barrier film.

Abstract: A heat-shrinkable film suitable for forming an easy opening cook-in bag is provided. The film comprises at least five layers, including an inner layer, an inner frangible layer, a barrier layer, an outer frangible layer, and an outer layer. The film is capable of being formed into a bag comprising a lap seal, a top end seal, and a bottom end seal, wherein the seals are heat sealed to a closed condition to contain and protect a product disposed therein. The lap seal, top end seal, and bottom end seal each are able to remain sealed during cook-in conditions. Additionally, the lap seal, top end seal, and bottom end seal each are peelable and easily openable by application of force.

Abstract: A pressure-sensitive adhesive sheet contains at least a pressure-sensitive adhesive layer containing an acrylic pressure-sensitive adhesive containing an acrylic polymer composition containing an acrylic polymer as a main component and a tackifier containing a tackifying resin as a main component, wherein reflection rate and attached amount in the fogging test in accordance with German Industrial Standard DIN 75201 are 70% or more and 2.0 mg or less, respectively. In the acrylic pressure-sensitive adhesive which forms the pressure-sensitive adhesive layer, a ratio of components having a molecular weight of 300 or less is preferably 4.2% by weight or less based on the total amount of solid matter of the acrylic pressure-sensitive adhesive. Furthermore, in the tackifying resin in the tackifier, a ratio of components having a molecular weight of 300 or less is suitably 4.2% by weight or less based on the total amount of solid matter of the tackifying resin.

Abstract: The invention provides an adhesive sheet which can be stuck to a wafer at low temperatures of 100° C. or below, which is soft to the extent that it can be handled at room temperature, and which can be cut simultaneously with a wafer under usual cutting conditions; a dicing tape integrated type adhesive sheet formed by lamination of the adhesive sheet and a dicing tape; and a method of producing a semiconductor device using them. In order to achieve this object, the invention is characterized by specifying the breaking strength, breaking elongation, and elastic modulus of the adhesive sheet in particular numerical ranges.

Abstract: The invention provides an adhesive sheet which can be stuck to a wafer at low temperatures of 100° C. or below, which is soft to the extent that it can be handled at room temperature, and which can be cut simultaneously with a wafer under usual cutting conditions; a dicing tape integrated type adhesive sheet formed by lamination of the adhesive sheet and a dicing tape; and a method of producing a semiconductor device using them. In order to achieve this object, the invention is characterized by specifying the breaking strength, breaking elongation, and elastic modulus of the adhesive sheet in particular numerical ranges.

Abstract: A laminated balloon and methods of making same. The laminated balloons can be two-ply or three-ply. The laminated balloons have a color imbedded in them through the use of pigments in the plies and the adhesives used to create the laminated balloons. Other materials, such as glitter and crushed mica, can be added to the plies and the adhesive to add visual effects to the balloons.

Abstract: Provided herein is a pressure sensitive adhesive for an optical film comprising: 100 parts by weight of a (meth)acrylic-based polymer (A) including an alkyl (meth)acrylate (a1) and a (meth)acrylic-based monomer containing a hydroxyl group (a2), as a copolymerizable component, in content in the range of from 0.01 to 5 parts by weight relative to 100 parts by weight of the alkyl (meth)acrylate (a1); 0.02 to 2 parts by weight of a peroxide (B); and 0.001 to 2 parts by weight of an isocyanate-based compound (C), the contents of the peroxide (B) and the isocyanate-based compound (C) being values relative to 100 parts by weight of the (meth)acrylic-based polymer (A).

Abstract: A liquid impermeable material comprising a layer of vapour permeable viscoelastic polymer gel, applications of said material, a composite material comprising said material and a method of producing said material.

Abstract: Coated articles and methods for making the same. The coated article includes a plastic substrate with a coating layer at least partially disposed about the substrate. The coating layer can include at least one propylene copolymer comprising 60 wt % to 98 wt % propylene derived units and 2 wt % to 40 wt % one or more other alpha olefins. The propylene copolymer preferably has a triad tacticity of 90% or more, a heat of fusion of less than 80 J/g, a weight average molecular weight (Mw) as measured by GPC of from 70,000 to 250,000, and a MWD of 2.0 to 2.5.

Abstract: An object of the present invention is to provide: a film which is applicable to a tire, has excellent gas barrier properties and bending resistance, allows weight of a tire to be reduced with improving internal pressure retainability of the tire at both the brand-new stage and the used stage thereof, and is capable of demonstrating good gas barrier properties without breaking especially in a running condition at a relatively low temperature in winter time or the like; an inner liner for tire, using the film; and a tire provided with the inner liner for tire. The film of the present invention comprises at least a layer composed of resin composition (D) produced by dispersing viscoelastic substance (C) in a resin containing modified ethylene-vinyl alcohol copolymer (B) obtained by subjecting ethylene-vinyl alcohol copolymer (A) to a reaction, wherein 100% modulus at ?30° C. of the viscoelastic substance (C) is smaller than 6 MPa.

Abstract: A material and related methods that include a first layer and a second layer that is coupled to the first layer with the first layer disposed on the second layer, and an interface between the first layer and the second layer. The interface is configured to allow the first layer to be separated from the second layer. The first layer, after separation from the second layer, is configured to be repositioned and re-coupled to the second layer.

Abstract: A product comprises or is produced from a substrate and optionally a thermal insulation wherein the substrate comprises or is produced from polyvinyl chloride and a liquid plasticizer; the substrate, the insulation material, or both is coated, laminated, coextruded, or applied with a barrier layer comprising an ionomer; and the substrate is in close proximity to the insulation material. Also disclosed is a process that can be used to prevent liquid plasticizer from migrating out of polyvinyl chloride product wherein the product is optionally in close proximity to a thermal insulation; the process comprises coating, laminating, coextruding, or applying a barrier layer disclosed above onto the surface, or a portion thereof, of the product or onto the insulation.

Abstract: A multilayer structure comprises at least one barrier layer comprising at least one vinylidene chloride polymer, at least one UV protecting layer, and at least one reflective layer wherein none of these layers also serve as a sealing layer. The multilayer structure is preferably a film, more preferably in the form of a pouch, preferably for packaging flowable product, especially milk. When used as a milk pouch, the structure is more effective at protecting milk from deterioration at ambient temperature and humidity than is a similar multilayer structure having an ethylene vinyl alcohol barrier layer. The multilayer structure preferably has more than one reflective layers and is preferably in the form of a pillow pouch.

Abstract: A hydrogenated copolymer-containing laminate comprising a substrate layer, an adhesive layer, and a hydrogenated copolymer composition layer which is laminated on and bonded to the substrate layer through the adhesive layer, the hydrogenated copolymer composition layer comprising a hydrogenated copolymer (I), and a rubbery polymer (II), wherein the hydrogenated copolymer (I) is obtained by hydrogenating a conjugated diene/vinyl aromatic compound copolymer, the hydrogenated copolymer (I) having the following characteristics (1) to (4): (1) a vinyl aromatic monomer unit content of from more than 50% by weight to 90% by weight, (2) a content of a vinyl aromatic polymer block of not more than 40% by weight, (3) a weight average molecular weight of from 50,000 to 1,000,000, and (4) a hydrogenation ratio of 70% or more, as measured with respect to the double bonds in conjugated diene monomer units.

Abstract: Oxygen scavenging materials incorporated into or attached to a package such as a gable-top or rectangular carton, used to package foods, beverages or other oxygen sensitive materials, and thereby increase shelf-life by decreasing oxygen in the headspace of the package, and decreasing oxidation of the packaged product.

Abstract: A primer coating is provided for use on polymeric substrates to enhance adhesion of liquid toner to the substrates for printing in an electrophotographic printing device. The primer coating is water-based and includes a dispersion of a copolymer of ethylene and acrylic or methacrylic acid, and a compatible adhesion enhancer selected from an aliphatic polyurethane dispersion, a hydrogenated hydrocarbon rosin or rosin ester dispersion, and an amorphous acrylic polymer dispersion. The coating may also include additives such as wetting agents, antiblocking agents, matting agents, and waxes. The primer coating may be applied to a variety of polymeric substrates including polypropylene, biaxially oriented polpypropylene, polyethylene terephthalate, and polyvinyl chloride.

Abstract: The invention describes a carbon black particulate filled film, useful as a backsheet for a photovoltaic construct.

Abstract: The invention relates to an overcoat composition for an imaged image-recording element, the overcoat composition comprising an aqueous carrier, an optional humectant, an optional surfactant, and 0.05 to 20 weight percent, based on the total weight of the overcoat composition, of an addition polymer having an acid number greater than about 110. The invention also relates to a method of making an imaged image recording element having a transparent overcoat, which method comprises forming an image on the image recording element and applying over the image an overcoat composition of the present invention. The overcoat compositions of the invention provide advantageous stain resistance.

Abstract: An object of the present invention is to provide a resin composition suitable for adhering a layer of a base material, such as polyolefins, and a layer of a barrier resin, such as ethylene-vinyl alcohol copolymers. The object is achieved by a resin composition (A) including: a thermoplastic resin (a1) having functional groups of at least one kind selected from the group consisting of a boronic acid group and boron-containing groups capable of being converted into a boronic acid group in the presence of water, a polyolefin (a2) not having the functional groups, and a thermoplastic elastomer (a3) not having the functional groups, wherein the thermoplastic resin (a1) is contained 1 to 20 parts by mass and the thermoplastic elastomer (a3) is contained 3 to 50 parts by mass in terms of 100 parts by mass of the polyolefin (a2).

Abstract: This invention provides an adhesive resin having sufficient adhesion with a polar resin in any applications at normal temperature and applications for boiling and retort processing, a resin composition comprising the adhesive resin, and further a laminate with polyolefin/polar resin including the resin composition as an intermediate layer. An adhesive resin composition (A) for a polar resin is produced by mixing a resin having a carboxylic acid anhydride or derivative thereof component (a1) with a ring-opening polymer or condensation polymer component (a2) having a hydroxyl group or an amino group at both ends or at one end; or graft-reacting the (a2) component with the (a1) component, and wherein an amount of the (a1) component is such that an acid value of the adhesive resin composition (A) is from 0.

Abstract: A stretched laminated film and bag is provided, in which a packaging operation in thermal shrinkage packaging is effectively performed without the occurrence of fusion and the like between margins when sealing via heat-sealing with a margin portion of an adjacent bag in a layered state, and without of bag whitening in a thermal shrinkage process thereafter. Specifically, a stretched laminated film has at least four layers of: a surface layer (A), an adhesive layer (A), a barrier layer, and a surface layer (B) sequentially laminated in order thereof, in which the melting temperature of the surface layer (A) is only increased no less than 65° C. to no more than 150° C. higher than the melting temperature of the surface layer (B), and the barrier layer is composed of a vinylidene chloride copolymer, and the melting temperature of the barrier layer is no less than 130° C. to less than 160° C.

Abstract: The invention relates to a composition comprising a propylene-based interpolymer and a saturated compound selected from the group consisting of aliphatic amides, hydrocarbon waxes, hydrocarbon oils, fluorinated hydrocarbons, and siloxanes, and wherein the propylene-based interpolymer comprises (a) greater than 50 mole percent propylene, based on the total moles of polymerizable monomers, and (b) ethylene, or ethylene and more unsaturated comonomers, or one or more unsaturated comonomers, and wherein the propylene-based interpolymer has at least one of the following properties: (i) 13C NMR peaks corresponding to a regio-error at about 14.6 and about 15.7 ppm, the peaks of about equal intensity, and (ii) a DSC curve with a Tme that remains essentially the same, and a TMax that decreases as the amount of comonomer in the interpolymer is increased. The invention also provides for articles, such as films, comprising at least one component formed from an inventive composition, and for methods of making the same.

Abstract: The invention is directed to a polypropylene resin, which is suitable for manufacturing an air quenched blown film. The resin has a melt flow rate of greater than 5 g/10 min, less than 2% xylene solubles, a pentad isotacticity of greater than 95%, an isotactic pentad/triad ratio of greater than 95%, a crystallinity of at least 65%, and a crystallization temperature of at least 127° C. The polypropylene resin contains from 500 ppm to 2500 ppm of a nucleator/clarifier additive. An quenched blown film made from resin exhibits a crystallization onset temperature of at least 116° C. and a crystallization half-life time of less 4.1 seconds or less when tested using fast DSC analysis with a scan rate of 200° C./minute.

Abstract: Methods of making articles are described comprising the steps of applying a capstock material over a layer of a substrate material and then calendaring said capstock material and said substrate material with calendaring rolls to form an article, wherein said capstock material contacts said calendar rolls for a shorter period of time than said substrate material. The capstock material comprises a melt-processable thermoplastic composition comprising a) 50-99.5 wt. % of a melt-processable thermoplastic polymer and b) 0.5-50 wt. % of a particulate polymer comprising the residues of a monomer mixture comprising 50-100 wt. % of MMA, at least 0-50 % of an ethylenically unsaturated comonomer comprising at least one alkyl acrylate or methacrylate and 0-10 wt. % of a copolymerisable cross-linking monomer said particles having a maximum dimension of 5 mm.

Abstract: Bi-layer articles prepared by rotational moulding comprising: a. an internal layer prepared from a composition comprising from 50 to 100 wt % of polyethylene (PE) and from 50 to 0 wt % of functionalised polyolefin and; b. an external layer prepared from polyetherester or saturated polyester or polycarbonate wherein the adhesion between the two layers is achieved by the internal layer composition.