Abstract: The present invention relates to novel films for application on materials as protective film in respect of weathering effects. In particular, the present invention relates to a novel film composite which has at least three layers and which features particularly good adhesion on the substrate and particularly good optical properties. The outermost layer here is a layer comprising a fluoropolymer, the middle layer is a PMMA layer comprising at least one UV absorber and/or UV stabilizer, and the innermost layer is a PMMA layer comprising at least one adhesion promoter which improves adhesion on the substrate.

Abstract: The present invention provides a coating composition capable of forming a coating film having a good appearance and design of a coating film and having coating film properties such as scratch resistance with a good balance. Furthermore, the present invention provides a method for forming a multilayer coating film including forming a coating film using the coating composition of the present invention.

Abstract: Copolymers prepared by a reaction of (1) an unactivated olefin, (2) an activated olefin, and (3) a hydroxyl functional activated olefin and/or a hydroxyl functional unactivated olefin are described. The copolymers have a backbone of polar vinyl monomers and non-polar alkene monomers, with pendant hydroxyl functional groups. The copolymers are well suited for optically clear, pressure sensitive, polyurethane and/or barrier adhesives.

Abstract: Provided are a sizing agent coated carbon fiber bundle that has excellent mechanical characteristics when used as a carbon fiber reinforced composite material, as well as excellent ease of handling; a method for manufacturing the same; and a prepreg and carbon fiber reinforced composite material of excellent mechanical characteristics, employing the fiber bundle. The carbon fiber bundle is coated with a sizing agent that includes a polyether aliphatic epoxy compound having two or more epoxy groups per molecule and/or a polyol aliphatic epoxy compound or a non-water-soluble compound having a glass transition temperature of ?100-50° C.

Abstract: An underlayer film-forming composition for a self-assembled film having a polymer including 0.2% by mole or more of a unit structure of a polycyclic aromatic vinyl compound relative to all unit structures of the polymer. The polymer includes 20% by mole or more of a unit structure of an aromatic vinyl compound relative to all the unit structures of the polymer and includes 1% by mole or more of a unit structure of the polycyclic aromatic vinyl compound relative to all the unit structures of the aromatic vinyl compound. The aromatic vinyl compound includes an optionally substituted vinylnaphthalene, acenaphthylene, or vinylcarbazole, and the polycyclic aromatic vinyl compound is vinylnaphthalene, acenaphthylene, or vinylcarbazole. The aromatic vinyl compound includes an optionally substituted styrene and an optionally substituted vinylnaphthalene, acenaphthylene, or vinylcarbazole, and the polycyclic aromatic vinyl compound is vinylnaphthalene, acenaphthylene, or vinylcarbazole.

Abstract: There is provided a random mat including carbon fibers having an average fiber length of from 3 mm to 100 mm and a thermoplastic resin, wherein a fiber areal weight of the carbon fibers is from 25 to 10,000 g/m2, a proportion of carbon fiber bundles (A) constituted by single carbon filaments of a critical single fiber number or more defined by the formula (1) to the total amount of fibers in the random mat is from 40 to 99 Vol %, and an average number (N) of fibers in the carbon fiber bundles (A) satisfies the formula (2): critical single fiber number=600/D??(1) 2.0×105/D2?N<8.0×105/D2??(2) wherein D is an average fiber diameter (?m) of carbon fibers.

Abstract: An object of the present invention is to provide a golf club grip excellent in grip performance in a wet condition. The present invention provides a golf club grip formed from a rubber composition comprising a base rubber and a crosslinking agent, wherein the base rubber comprises a hydrogenated acrylonitrile-butadiene rubber and/or a carboxyl-modified acrylonitrile-butadiene rubber.

Abstract: To provide a highly transparent thermoplastic resin composition without requiring, for example, a special molecular design or incorporation of an additive, with the refractive index of the composition being readily controllable. The highly transparent and refractive-index-controllable thermoplastic resin composition can be produced by blending a thermoplastic resin (A) containing a structural unit derived from a (meth)acrylic acid ester monomer represented by a specific chemical formula and a structural unit derived from an aromatic vinyl monomer represented by a specific chemical formula, with a thermoplastic resin (B) obtained by hydrogenating aromatic double bonds of a thermoplastic resin which contains a structural unit derived from a (meth)acrylic acid ester monomer represented by a specific chemical formula and a structural unit derived from an aromatic vinyl monomer represented by a specific chemical formula.

Abstract: A molding composition formulation is provided that includes polypropylene, glass fiber, and a polypropylene substitute including recycled sheet molding composition transfer film. The polypropylene substitute is present from 1 to 35 total weight percent also may include natural cellulosic fibers or powders. A process is provided by which the polypropylene substitute is mixed and homogenized and then mixed with polypropylene and additives, and thereafter glass fiber. A reduction in the amount of virgin polypropylene used is reduced compared to conventional thermoplastic glass fiber filled moldings.

Abstract: A polymer having a carbon-carbon double bond in a main chain is decomposed by subjecting the carbon-carbon double bond to oxidative cleavage using an oxidizing agent such as periodic acid to decrease the molecular weight, polymer chains of the decomposed polymer are combined by changing acido-basic properties such that a system containing the decomposed polymer becomes basic when acidic and becomes acidic when basic, and a modified polymer in which the structure has been changed is obtained. By this, a functional group can be incorporated in the main chain structure of a polymer. A rubber composition comprising a rubber component containing the modified polymer, and a filler compounded therewith, and a pneumatic tire comprising the rubber composition are provided.

Abstract: A composition comprising: a blended product of: a matrix polymer; and from 0.05 to 2.5 wt % diffuser polymeric particles, wherein the diffuser polymeric particles are characterized by an average diameter from 2.0 to 8 micrometers, a particle size distribution such that at least 90 wt % of the polymer particles fall within ±30% of the volume average particle size, a refractive index, RI, from 1.50 to 1.55; a crosslinking level great than 4%; and wherein the diffuser polymeric particles are produced using at least one alkyl(meth)acrylate monomer copolymerized with from 5 wt % to 25 wt % crosslinking monomer selected from the group consisting of aliphatic crosslinking monomers, aromatic crosslinking monomers, and combinations thereof, and optionally, one or more comonomers selected from the group consisting of aryl(meth)acrylate monomers and monovinyl arenes is provided.

Abstract: Described herein are concentrate compositions (e.g. master batches) comprising olefin-maleic anhydride copolymers and other additives dispersed in various carrier resins and methods for their preparation and use.

Abstract: The present invention provides aqueous dispersions that, for example, include the reaction product of an oxirane-functional vinyl addition polymer having an oxirane functionality between 0.5 and 5; an acid-functional polymer having an acid number 30 to 500; and a tertiary amine. Also described are coating compositions containing the dispersion and methods of forming the dispersion.

Abstract: A nano-clay material that exhibits improved compatibility with polymers is described. The nano-clay material may be mixed with polymers to produce a nano-clay polymer nanocomposite material including reduced levels of clay loading. Methods for making the nano-clay nanocomposite material and articles of manufacture from the nanocomposite material are also described.

Abstract: Crosslinker/accelerator system for thermally crosslinking polyacrylates with functional groups that are adapted to react with epoxy groups in a crosslinking reaction, comprising at least one epoxy group-containing substance and at least one substance that accelerates the crosslinking reaction at a temperature below the melting temperature of the polyacrylate.

Abstract: Embodiments of the invention provide improved roofing membranes and methods and systems involving the same. According to one embodiment, a roofing membrane laminate is provided. The roofing membrane laminate includes a first membrane layer that includes a thermoplastic polyolefin material and a second membrane layer positioned atop the first membrane layer and bonded thereto. The second membrane layer includes a thermoplastic polyolefin material and an acrylate additive blended with the thermoplastic polyolefin material. The acrylate additive is blended with the thermoplastic polyolefin material while both materials are resins and is added so as to comprise 10% by weight or less of the blended resins. The acrylate additive includes an ethylene backbone chain and an acrylate bonded with the ethylene backbone chain.

Abstract: The present invention provides an adhesive composition for soft tissues, an adhesive composition for wound dressing or a wound dressing composition, not only having low toxicity, low harmfulness and high adhesive strength but also being excellent in workability during application and being capable of forming films of excellent properties. The compound of the present invention is comprised a monomer (A), polymer particles (B) having a specific weight-average molecular weight and a specific volume mean particle diameter, and a polymerization initiator composition (C) containing an organoboron compound is produced.

Abstract: Certain disclosed embodiments of the present invention concern a golf ball, which includes a core comprising a center, an outer cover layer; and optionally one or more intermediate layers, and where at least one or more of the core, outer cover layer, or one or more intermediate layers if present, includes a styrene ionomer, such as a styrene anhydride copolymer, a basic salt of a styrene-?,?-unsaturated acid copolymer, or a styrene maleic anhydride copolymer. These styrene-based copolymers can be used in combination with additional polymer components.

Abstract: Certain disclosed embodiments of the present invention concern a golf ball, including a core having a center, an outer cover layer, and optionally one or more intermediate layers, where at least one or more of the core, outer cover layer, or one or more intermediate layers if present, includes an isobutylene maleic anhydride copolymer having the general formula where n is greater than 10 and having a weight average molecular weight Mw of greater than about 2,000. The present invention also relates to golf ball including a core having a center, an outer cover layer; and optionally one or more intermediate layers, where at least one or more of the core, outer cover layer, or one or more intermediate layers if present, includes an isobutylene maleic anhydride ionomer formed by hydrolysis and neutralization of the isobutylene maleic anhydride copolymer.

Abstract: In one aspect of the present invention, there is provided a polymeric film comprising one or more polyolefins and one or more acrylic polymers, wherein the weight ratio of said acrylic polymers to said polyolefins is from 0.02:1 to 5:1, wherein each said polyolefin comprises polymerized units of one or more functional monomers, wherein the amount of said polyolefins in said polymeric film is more than 30% by weight, based on the weight of said polymeric film, and wherein said acrylic polymers comprise polymerized units of one or more hydrogen-bondable monomers.

Abstract: Provided are a resin composition and an optical film formed by using the same, and more particularly, a resin composition including 85 to 95 parts by weight of a matrix copolymer resin including an alkyl(meth)acrylate-based unit, an acryl-based unit containing a benzene ring, and a (meth)acrylic acid unit, and 5 to 15 parts by weight of a polymer resin having a molecular weight range of 150,000 to 1,000,000 and an optical film formed by using the composition. A resin composition according to the present invention may provide a protective film for a polarizing plate having excellent heat resistance and toughness as well as excellent optical properties, and thus, an optical film formed by using the resin composition of the present invention may be used in information electronic devices such as display devices for various applications.

Abstract: A composition includes a mixture including a first polymer and a second polymer. The first polymer includes methyl acrylate or ethyl acrylate residues in an amount of about 15% to about 25% by weight of the first polymer, maleic anhydride residues in an amount of about 2% to about 3.5% by weight of the first polymer, and ethylene residues. The second polymer includes butyl acrylate residues in an amount of about 5% to about 10% by weight of the second polymer, maleic anhydride residues in an amount of about 3% to about 4% by weight of the second polymer, and ethylene residues. An amount of the first polymer in the mixture is about 60% to about 90% by weight. The mixture may further include a pigment-LDPE composition wherein the amount of the first polymer in the mixture is about 50% to about 70% by weight.

Abstract: A low-gloss thermoplastic resin composition that can have excellent heat resistance and weather resistance of the present invention includes (A) a thermoplastic resin forming a first dispersed phase; and (B) an acrylic resin forming a second dispersed phase, wherein the first dispersed phase has a network configuration.

Abstract: A polyolefin compound including: A) at least one thermoplastic olefin copolymer including the reaction product of olefin 1 and olefin 2, wherein: olefin 1 is a C2 based olefin and olefin 2 is a C3 to C8 ?-olefin or olefin 1 is a C3 based olefin and olefin 2 is a C4 to C8 ?-olefin; B) at least one functional polymer, the functional polymer content in the polyolefin compound being between 1 and 75 weight percent of the combined components A and B; wherein the thermoplastic olefin copolymer and the functional polymer form a co-continuous phase; wherein: a) an 12 melt index of the polyolefin compound is from about 1 to about 15 as measured using ASTM D 1238; b) a Shore A hardness of the polyolefin compound is from about 55 to about 100 as measured using ASTM D2240; c) a flexural modulus of the polyolefin compound is from about 0.8 to about 30 kpsi as measured using ASTM D790.

Abstract: Provided are a modifier for polyolefin resin which imparts excellent wettability for water, etc. to a polyolefin resin substrate without decreasing the resin property of the polyolefin resin substrate composed of polyolefin resin, and a polyolefin resin composition containing the modifier and a polyolefin resin. The present invention relates to a modifier for polyolefin resin (K) containing a copolymer (X) having a polyolefin (A) and an unsaturated dicarboxylic acid (anhydride) (B) as a constitutional unit and having an acid value of 50 to 250 mg KOH/g.

Abstract: A composition includes a mixture of a first polymer and a second polymer. The first polymer is selected from the group consisting of a polymer including ethylene residues and vinyl alcohol residues and a polymer including vinyl alcohol residues. The second polymer includes ethylene residues, vinyl acetate residues and maleic anhydride residues. An amount of the first polymer in the mixture is about 50% to about 95% by weight. An ink-printable composition includes the above composition as an ink-receiving material.

Abstract: This disclosure relates to a block interpolymer comprising at least one diene block and at least one butyl block, wherein the at least one butyl block comprises residue from a functionalizing agent on at least one end adjacent to the diene block(s). The disclosure also relates to methods of making such block interpolymers. Also disclosed is a rubber composition comprising: (a) a block interpolymer comprising at least one diene block and at least one butyl block, and (b) a filler, wherein said at least one butyl block comprises residue from a functionalizing agent on at least one end adjacent to said diene block(s).

Abstract: Provided are an additive for resist represented by the following formula (1), and a resist composition containing the additive. The additive according to the present invention can suppress leaching caused by water during an immersion lithographic process by increasing hydrophobicity of the surface of the resist film in the exposure at the time of applying the additive to a resist composition, and can form a fine resist pattern having excellent sensitivity and resolution at the time of applying the additive to a resist composition. wherein the substituents respectively have the same meanings as defined above.

Abstract: The present invention provides aqueous dispersions that, for example, include the reaction product of an oxirane-functional vinyl addition polymer having an oxirane functionality between 0.5 and 5; an acid-functional polymer having an acid number 30 to 500; and a tertiary amine. Also described are coating compositions containing the dispersion and methods of forming the dispersion.

Abstract: An additive composition for imparting caustic removability to a hot melt adhesive comprises a low molecular weight ?,? ethylenically unsaturated anhydride-containing or acid-containing polymer. The polymer is selected from the group consisting of a low molecular weight carboxylic anhydride homo-polymer or the at least partial ester thereof, a low molecular weight carboxylic anhydride copolymer or the at least partial ester thereof, a low molecular weight carboxylic anhydride polyolefin, a low molecular weight carboxylic anhydride vinyl aromatic copolymer, and a low molecular weight carboxylic anhydride grafted copolymer, or the combination or mixtures thereof. A caustic removable hot melt adhesive composition comprises a hot melt adhesive additive and a conventional hot melt adhesive resin. A caustic removable adhesive label comprises a substrate and a caustic removable hot melt adhesive composition which includes an additive composition.

Abstract: New protective coating layers for use in wet etch processes during the production of semiconductor and MEMS devices are provided. The layers include a primer layer, a first protective layer, and an optional second protective layer. The primer layer preferably comprises an organo silane compound in a solvent system. The first protective layer includes thermoplastic copolymers prepared from styrene, acrylonitrile, and compatible compounds such as monomers, oligomers, and polymers comprising epoxy groups; poly(styrene-co-allyl alcohol); and mixtures thereof. The second protective layer comprises a highly halogenated polymer such as a chlorinated polymer to which may or may not be crosslinked upon heating.

Abstract: A process is provided for preparing polymer composites from compositions comprising i) a polyolefin, ii) a polymer selected from the group consisting of polymers having hydroxyl groups and polymers having amino groups and iii) a polar ethylene copolymer having copolymerized units selected from the group consisting of C4-C8 unsaturated anhydrides, monoesters of C4-C8 unsaturated acids having at least two carboxylic acid groups, diesters of C4-C8 unsaturated acids having at least two carboxylic acid groups and mixtures thereof. The process is suitable for use with recycle streams that contain polymeric materials that are laminates or composites of dissimilar polymers.

Abstract: The present invention is directed to a bioadhesive thermogelling hydrogel composition for repairing and/or augmenting an intervertebral disc. The bioadhesive thermogelling hydrogel composition can be cross linked with the surrounding tissue so as to potentially serve as a nucleus pulposus replacement or augmentation along with serving to repair annular tears or fissure. The bioadhesive thermogelling hydrogel composition may include three main components: a thermal responsive polymer, an amine-containing polymer and a crosslinking component. All three components can be modified and combined in numerous ways to serve the need of the system as long as the amine-containing component is kept separate from the crosslinking component until the components are injected. The incorporation of a two-part crosslinking thermal responsive hydrogel permits smaller amounts of the crosslinking component to be used and enables the crosslinking dialdehyde to be delivered locally into the tissue that will react with the hydrogel.

Abstract: An additive composition for mortars, exterior insulation finish systems, self-leveling compounds and joint compounds is disclosed. The additive composition contains a nitrogen-containing polymer and a reactive agent capable of forming a crosslinking reaction with the nitrogen-containing polymer. Small amounts of the additive composition contained in a product not only can increase one or more properties of the product but can also minimize the use of redispersible polymers in the product.

Abstract: A coating composition comprises a first copolymer and a second copolymer. The first copolymer has at least one linear polymer strand having a weight average molecular weight of at least 1,500 Daltons and functionality X with an equivalent weight of no more than 500. The second copolymer has at least one linear polymer strand having a weight average molecular weight of at least 1,500 Daltons and functionality X? with an equivalent weight of no more than 1,500. The coating composition is free of gloss flattening agents, yet still produces a cured film having a low gloss of less than 70 gloss units at an angle of incidence of 60°, as measured according to ASTM D 2457.

Abstract: The invention relates to polymer-modified cement-containing building material dry mixes which contain a redispersible polymer powder, water retention agents based on polysaccharide structures, a calcium-containing setting accelerator and a superabsorbent copolymer.

Abstract: A styrenic composition including a polar modified styrenic co-polymer resulting from the polymerization of a combined mixture of at least one styrenic monomer and at least one comonomer and a biodegradable component is disclosed. The at least one comonomer includes a polar functional group and the polar modified styrenic co-polymer and the biodegradable component are combined to obtain a styrenic composition having a biodegradable component. Also disclosed is a method of enhancing bio-polymer miscibility in a styrenic based polymer. The polarity of a blend is manipulated by combining a styrenic monomer and a polar co-monomer to form a combined mixture and subjecting the combined mixture to polymerization to obtain a styrenic polymer blend to which a bio-polymer is added.

Abstract: The invention provides for processes to produce elastomeric compositions, the processes including contacting at least one elastomer with a processing aid, wherein the processing aid includes the reaction product of at least one functionalized polymer having at least one anhydride group contacted with at least one polyamine, wherein the at least one polyamine includes at least one primary amine. The invention also provides for articles such as innerliners for tires produced from the aforementioned elastomeric compositions.

Abstract: A multi-layered membrane comprising a first layer that is substantially white in color; and a second layer including ground thermoset rubber.

Abstract: A film containing a polymer composition that includes from 0.1 to 60% by weight of interpolymer resin particles containing a styrenic polymer intercalated within a first polyolefin and from 40 to 99.9% by weight of at least one second polyolefin. The first polyolefin is present at from 20% to 80% by weight based on the weight of the particles, has a VICAT softening temperature greater than 60° C. and a melt index of from 0.3 to 15 g/10 minutes (Condition I, 190° C., 2.16 kg). The styrenic polymer is present at from 20% to 80% by weight based on the weight of the particles. The interpolymer resin particles have a gel content ranging from 0 to 5% by weight based on the weight of said interpolymer resin particles, a VICAT softening temperature ranging from 85° C. to 115° C., and a melt index value ranging from 0.1 to 6.0 (Condition I).

Abstract: The present invention describes a process for the surface finishing of materials via application of specific polymethacrylate layers. The polymethacrylate layers are composed of blends of at least two (co)polymers of polymethacrylates, and specific “reactive monomers” are present here in a polymerized mixture which forms the polymethacrylate layer. At the application temperature established, these form a chemical and, where appropriate, also a physical bond to the substrate, and therefore have adhesion-promoting action.

Abstract: The invention relates to the use in a photovoltaic module of a film of a composition as a backsheet or as an encapsulant, this composition comprising, with respect to the total weight of the composition: from 1 to 99% of a polyethylene having an ethylene whose level by weight is greater than or equal to 80% chosen from the homopolymers of ethylene and the copolymers of ethylene and another alpha-olefin; from 99 to 1% of a polyolefin B, other than A, carrying a reactive functional group X chosen from the anhydride carboxylic acids and epoxides. The invention also relates to, the composition additionally comprises a polyolefin C, other than B, which carries a functional group Y capable of reacting with the functional group X. The invention further relates to a photovoltaic module comprising the film which is used of the composition and also a process for the manufacture of this module.

Abstract: Disclosed herein are hard and flexible compositions, i.e., compositions which have a flexural modulus that is less than the value that is expected based on the composition's hardness. The compositions preferably have a hardness/modulus relationship represented by the formula H?11.889 Ln(M)+47, where H is the hardness of the composition, in JIS-C, and M is the flexural modulus of the composition, in ksi; or a softness/stiffness relationship represented by the formula if M<110, then H?8.5218 Ln(M)+32.5 if M?110, then H?72.5, where H is the hardness of the composition, in Shore D, and M is the flexural modulus of the composition, in ksi.

Abstract: Fiberglass mats, binder compositions, and methods for making the same are provided. The fiberglass mat can include a plurality of glass fibers and an at least partially cured binder composition. The binder composition, prior to at least partial curing, can include a first copolymer modified by reaction with one or more base compounds. The first copolymer can include one or more unsaturated carboxylic acids, one or more unsaturated carboxylic anhydrides, or a combination thereof, and one or more vinyl aromatic derived units. The first copolymer can have a weight average molecular weight (Mw) of about 500 to about 200,000. The first copolymer can be present in an amount ranging from about 60 wt % to about 95 wt %, based on a combined weight of the first copolymer and the one or more base compounds.

Abstract: Durable and disposable articles are provided which include a thermoplastic polymer composition, which includes a blend of a polymer and a modified polymer. The modified polymer has covalently bonded pendant substituents derived from cyclodextrin. The articles can be a films, coatings, nonwoven webs, or monolithic articles. An article can have the polymer composition as one part of the article, such as in one distinct area of the article, or on the surface of the article, for example as a coating or surface film. The article can be, for example, a multilayer barrier film, a nonwoven sheet or pad, an absorbent article, or a storage container.

Abstract: A golf ball having a cover having a pearlescent effect is disclosed. The cover comprises a first thermoplastic and a second thermoplastic having an index of refraction that differs from an index of refraction of the first thermoplastic by at least about 0.5 percent. The cover further comprises a compatibilizer.

Abstract: The invention relates to a polymer composition containing 3 to 95% by weight of a copolymer H and 3 to 95% by weight of a copolymer K, the copolymers H and K each having polyether macromonomer structural units and acid monomer structural units, which are present in the copolymers H and K in each case in a molar ratio of 1:20 to 1:1, and at least 20 mol % of all structural units of the copolymer H and at least 25 mol % of all structural units of the copolymer K being present in each case in the form of acid monomer structural units, the polyether macromonomer structural units of the copolymers H and K having side chains containing in each case at least 5 ether oxygen atoms, the number of ether oxygen atoms per side chain of the polyether macromonomer structural units of the copolymers H and K varying in each case in such a way that the corresponding frequency distribution diagrams, in which the number of ether oxygen atoms per side chain of a polyether macromonomer structural unit is plotted in each case along

Abstract: The invention relates to a polymer composition containing 3 to 90% by weight of a copolymer H and 3 to 90% by weight of a copolymer K, the copolymers H and K each having polyether macromonomer structural units and acid monomer structural units, which are present in the copolymers H and K in each case in a molar ratio of 1:20 to 1:1, and at least 20 mol % of all structural units of the copolymer H and at least 25 mol % of all structural units of the copolymer K being present in each case in the form of acid monomer structural units, at least 60 mol % of the polyether macromonomer structural units of the copolymer H being represented by the isoprenol polyether derivative structural units and at least 60 mol % of the polyether macromonomer structural units of the copolymer K being represented by the vinyloxy polyether derivative structural units.

Abstract: The present application relates to a process for the manufacture of copolymers of ethylene and of at least one vinyl ester, comprising the following steps: a) fermentation of renewable starting materials so as to produce at least one alcohol comprising ethanol; b) dehydration of the alcohol obtained so as to produce at least one alkene comprising ethylene and, optionally, purification of the alkene so as to obtain ethylene, c) copolymerization of the ethylene with at least one vinyl ester, d) isolation of the copolymer obtained. The application also relates to the copolymers of ethylene and of at least one vinyl ester in which the ethylene is at least partly obtained from renewable starting materials, and to uses thereof.

Abstract: A moulding compound comprises a copolymer (I)a), produced by polymerisation of 90-100% by weight methylmethacrylate, styrene and malic acid anhydride, and optionally 0-10% by weight additional monomers which can be copolymerised with methylmethacrylate, a (co)polymer (II)b), produced by polymerisation of 80-100% by weight methylmethacrylate and optionally 0-20% by weight additional monomers which can be copolymerised with methylmethacrylate, and has a solution viscosity in chloroform at 25° C. (ISO 1628 Part 6) of 50 to 55 ml/g, as well as c) optional conventional additives, auxiliary agents and/or fillers. The moulding compound is characterised in that the copolymer (I) has a solution viscosity in chloroform at 25° C. (ISO 1628 Part) of 55 ml/g or less. Also disclosed are mouldings produced by thermoplastic processing of the moulding compound and their uses.