Abstract: This invention relates to compositions useful as adhesives and more particularly to the preparation of heat-cured epoxy-based adhesive compositions with improved impact resistance and good adhesion to oily metal substrates.

Abstract: A resin composition which is excellent in appearance, impact strength, hydrolysis resistance and drip prevention properties. The resin composition comprises (A) 100 parts by weight of an aromatic polycarbonate resin (component A), (B) 0.01 to 6 parts by weight of a polymer mixture (component B) obtained by suspension polymerizing a styrene monomer, a maleic anhydride monomer and an acrylic monomer in the presence of polytetrafluoroethylene particles, and (C) 0.01 to 30 parts by weight of a flame retardant (component C).

Abstract: A system for forming a microporous ink receptive coating includes a fusible latex configured to coat a substrate, wherein the fusible latex includes a hard core material and a soft shell material, wherein the latex exhibits self-adhesive properties at a system operation temperature.

Abstract: A polycarbonate resin composition with excellent rigidity (flexural strength) and impact resistance, and a method of preparing the same are disclosed. The polycarbonate resin composition includes 1 to 70 parts by weight of a filament filler of 5˜30 mm based on 100 parts by weight of the total amount of a first polycarbonate resin (A) having a weight-average molecular weight of 25,000 g/mol or less, the filament filler (B), and one of a second polycarbonate resin (C) having a weight-average molecular weight of more than 25,000 g/mol and a rubber-modified styrene graft copolymer resin and a styrene copolymer resin (C). The polycarbonate resin composition provides high rigidity and impact strength, and thus is useful to manufacture a variety of molded articles such as mobile products, electronic components, etc.

Abstract: A resin composition comprises a polylactic acid resin (A) 75-10 wt %, an aromatic polycarbonate resin (B) 25-90 wt % and a polymer compound to which a glycidyl compound or an acid anhydride is grafted or copolymerized (D) 1-50 wt parts with respect to 100 wt parts of the total of the component (A) and the component (B).

Abstract: This invention relates to a method for forming a multi-layer coating on a vehicle body, comprised of applying primer coating, base coating, and clear coat layers in a wet-on-wet-on-wet manner, and simultaneously curing the applied three layers together in a single baking step. The primer layer comprises a film-forming binder comprising two acrylic polymers, the first being a caprolactone-modified branched acrylic polymer and the second being a caprolactone-modified linear acrylic polymer; and a crosslinking agent selected from aminoplast resin, blocked polyisocyanates, or mixtures thereof, wherein the composition is, essentially free of crosslinked nonaqueous dispersion resin particles or crosslinked microgel resin particles or both. The resulting multi-layered coating has excellent aesthetic appearance, strike-in resistance, chipping resistance, sag resistance, and film build even when formed in a three wet layered application method.

Abstract: The present invention relates to (1) particles of a waster-insoluble polymer which contain a colorant, wherein the water-insoluble polymer contains a constitutional unit derived from a rosin containing a reactive unsaturated group; (2) a water dispersion and a water-based ink for ink-jet printing which exhibit a less unevenness of colors and a high optical density; and (3) a process for producing the water dispersion.

Abstract: An organic insulator composition comprising a high dielectric constant insulator dispersed in a hyperbranched polymer and an organic thin film transistor using the insulator composition. More specifically, the organic thin film transistor comprises a substrate, a gate electrode, a gate insulating layer, a source electrode, a drain electrode and an organic semiconductor layer wherein the gate insulating layer is made of the organic insulator composition. The use of the insulator composition in the formation of a gate insulating layer allows the gate insulating layer to be uniformly formed by spin coating at room temperature, as well as enables fabrication of an organic thin film transistor simultaneously satisfying the requirements of high charge carrier mobility and low threshold voltage.

Abstract: The present invention relates to modified polyolefins having a propylene content of at least 50 ma-% and a maximum of 75 ma-%, being determined by means of 13C-NMR spectroscopy, and having a poly(ethylene) triad content of a maximum of 2.5 ma-%, being determined by means of 13C-NMR spectroscopy, relative to the total detected ethylene content, a melting heat of at least 9 and a maximum of 20 J/g, determined by means of differential calorimetry, and a solubility in xylol at ambient temperature of at least 96 ma-%, and a solubility in THF at ambient temperature of at least 67 ma-%, wherein one or multiple silanes are grafted onto the polymer. The invention further relates to a method for the production of the polyolefins, and to the use thereof, particularly in or as an adhesive.

Abstract: The invention relates to an electrically conductive elastomer mixture and to a method. The mixture comprises a thermoplastic styrene elastomer and, as an electrically conductive filler, metal-containing particles. The mixture further comprises a polymer which is an acid-grafted, acid-anhydride-grafted or acid-copolymer and which forms an IPN (Interpenetrating Polymer Network) network structure with the styrene elastomer.

Abstract: A flame-retardant polycarbonate resin composition and molded articles thereof. The flame-retardant polycarbonate resin composition contains 100 parts by mass of an aromatic polycarbonate resin (A), 0.1 to 5 parts by mass of carbon nanotubes (B) and 0.1 to 10 parts by mass of a polyorganosiloxane-containing graft copolymer (C), capable of being made into thin molded articles which are highly flame retardant even at a thickness as thin as 0.5 mm or less and well balanced in the electroconductivity, impact resistance, and their appearance.

Abstract: This invention provides a water-based primer composition comprising (A) an aqueous dispersion of modified polyolefin, which is prepared by dispersing a modified polyolefin (a) in an aqueous medium, the polyolefin (a) being produced by modifying an unsaturated carboxylic acid- or acid anhydride-modified polyolefin (i) having a melting point not higher than 120° C. and an weight-average molecular weight within a range of 30,000-200,000, further with a compound having polyoxyalkylene chain; (B) at least one kind of aqueous resin selected from aqueous urethane resin, aqueous acrylic resin and aqueous polyester resin; and (C) pigment; the solid weight ratio of the component (A)/component (B) being within a range of 20/80-85/15, and containing the component (C) in an amount within a range of 0.5-200 parts by weight per 100 parts by weight of the total solid resin content of the composition.

Abstract: A non-aqueous pigment ink which enables the ink repellency of the nozzle plate surface of the print head to be favorably maintained, while also enabling a superior image density to be obtained. The non-aqueous pigment ink includes a pigment, a pigment dispersant and a non-aqueous solvent, wherein the ink comprises a copolymer of vinylpyrrolidone and an alkene of 10 to 40 carbon atoms as the pigment dispersant, and also comprises a pigment derivative.

Abstract: The present invention provides a resin film which is excellent in various properties such as heat resistance, printability, mechanical strength, moisture absorption resistance, film-forming property and flexibility and can be suitably used in the printing applications. There is provided a printing film obtained by molding a thermoplastic resin composition (I) comprising 100 parts by mass in total of a mixed resin comprising 25 to 75% by mass of a rubber-modified styrene-based resin (A) and 25 to 75% by mass of a polyamide-based resin (B). The component (A) comprises a graft copolymer obtained by polymerizing a vinyl-based monomer in the presence of a rubber polymer, or a mixture comprising the graft copolymer and a (co)polymer of the vinyl-based monomer. The vinyl-based monomer comprises an aromatic vinyl compound and a cyanided vinyl compound, and further comprises a functional group-containing vinyl-based monomer in an amount of 0.1 to 1.

Abstract: A composition containing a polycarbonate, a polycarbonate-polysiloxane copolymer, an alicyclic hydrocarbon resin flow promoter, an inorganic filler, a flame retardant and an impact modifier. The compositions may include polycarbonate in an amount of 40% by weight or more of the combined weights of the polycarbonate, polycarbonate-polysiloxane copolymer, inorganic filler, flame retardant, flow promoter, and impact modifier compound wherein a molded sample of the thermoplastic composition is capable of achieving UL94 V0 rating at a thickness of 1.2 mm (±10%); wherein the polymer composition has a melt viscosity of 185 Pa·sec or less, when measured at 270° C. and 1500 sec?1; and wherein a molded sample of the thermoplastic composition has a flexural modulus determined in accordance with ASTM D790 within 3800-8000 MPa; and wherein a 3.2-mm thick molded NII bar comprising the composition has a notched Izod impact strength of 40 to 200 J/m determined in accordance with ASTM D256 at 23° C.

Abstract: Adhesive compositions suitable for use as tie-layer adhesives in multi-layer films and sheets are provided. The adhesive compositions contain an olefin polymer base resin, a modified polyolefin and a paraffinic liquid hydrocarbon.

Abstract: Disclosed herein is a flame-retardant scratch-resistant thermoplastic resin composition comprising (A) about 20 to about 95% by weight of a polycarbonate resin; (B) about 1 to about 50% by weight of a copolymer resin comprising (B1) about 0 to about 100% by weight of a rubber modified vinyl graft copolymer resin and (B2) about 0 to about 100% by weight of a vinyl copolymer resin; (C) about 1 to about 50% by weight of a (meth)acrylic copolymer resin with a refractive index of about 1.50 to about 1.59; and (D) about 0.1 to about 40 parts by weight of a flame retardant, per 100 parts by weight of a base resin comprising (A)+(B)+(C).

Abstract: Disclosed herein is a low gloss thermoplastic resin composition with a soft touch surface comprising (A) about 10 to about 80% by weight of a soft rubbery aromatic vinyl copolymer resin which comprises rubber particles with a graft ratio of about 40 to about 90% and an average particle diameter of about 6 to about 20 ?m as a dispersed phase; (B) about 4 to about 60% by weight of a rubber-modified aromatic vinyl copolymer resin; and (C) about 5 to about 80% by weight of an aromatic vinyl-vinyl cyanide copolymer resin. The molded article molded from the thermoplastic resin composition can have a soft touch surface as well as excellent low gloss and impact strength.

Abstract: The present invention is a highly mineral-filled halogen-free, flame-retardant composition made from or containing a mineral filler, an olefin multi-block interpolymer, and a polar-monomer-based compatibilizer. The invented system has improved elongation at break, achieves a highly flexible, soft compound at high (e.g. >40 weight percent) filler addition, and achieves and low residual deformation when subjected to the hot pressure test. The invention also includes cables and extruded articles prepared from the composition.

Abstract: A polymeric blend composition, and method of using same for large parison blow molding applications, comprising greater than about 50 parts by weight of a carbonate polymer component (e.g., a branched polycarbonate having a weight average molecular weight (Mw) of about 28,000 to about 36,000); and less than about 50 parts by weight of an acrylonitrile-butadiene-styrene (ABS) component, the ABS component including a styrene acrylonitrile (SAN) phase including acrylonitrile (e.g., in an amount greater than 25 percent by weight of the SAN phase); and a butadiene-based rubber particle phase, wherein at least a portion of the butadiene-based rubber particle phase includes butadiene grafted with SAN.

Abstract: Reduced VOC coatings are provided that include small amounts of modified hyperbranched polymers added and reduced solvents to reduce VOC levels by as much as 30% and more. The reduced VOC coatings have substantially improved flow and performance characteristics over comparable commercially available reduced VOC coatings.

Abstract: The packaging industry desires adhesive compositions having a fast set time, such as those setting in less than five seconds from a molten state at conventional packaging operating temperatures to a solid or quasi solid having favorable Dot T-Peel, set time, and/or fiber tear adhesion properties. Polymer based adhesives performing within this window are a favorable alternative to conventional formulated adhesives. The provided adhesive compositions exhibit a favorable balance of properties such as high adhesive strength, wide temperature operating window, and fast set time. Provided are adhesive compositions composed of a polyolefin composition comprising at least about 50 mol % polypropylene, at least one wax and at least one wax modifier.

Abstract: This invention provides a water-based paint composition comprising an emulsion resin (A), melamine resin (B) and hydrophobic solvent (C), the emulsion resin (A) being fine resin particles having core/shell type multilayered structure composed of the core made of a copolymer (I) obtained by copolymerization of 0.1-30 mass % of polymerizable unsaturated monomer (a) having at least two polymerizable unsaturated groups per molecule and 70-99.

Abstract: Monovinylidene aromatic polymers, e.g., general purpose polystyrene or high impact polystyrene, are plasticized with a nonfunctionalized, nonmineral oil, e.g., a vegetable oil such as canola oil, cottonseed oil or the like. The mixture of monovinylidene aromatic polymer and oil is typically and preferably free of any significant amount of functionalized nonmineral oil, and it typically contains at least 0.1 weight percent of the nonfunctionalized, nonmineral oil, alone or in combination with a mineral oil, based on the weight of the polymer. The nonmineral oil has an iodine value of less than 120, and a hydroxyl number of less than 20.

Abstract: The present invention relates to an impact strength modifier for thermoplastic polyester resin and a thermoplastic polyester resin composition containing the same, more precisely an impact strength modifier for thermoplastic polyester resin prepared by graft-polymerization of a) 20-80 weight % of multilayered rubber latex in which the ratio of particle diameter (Pb/Pa) of an inner layer (Pa) to outer layer is 1.05-1.5, and glass transition temperature of the inner layer or the outer layer is up to ?30° C.; and b) 20-80 weight % of vinyl monomer. According to the present invention, a thermoplastic polyester resin composition having excellent transparency and improved impact strength can be provided by containing an impact strength modifier for thermoplastic polyester resin having multilayered structure in which content of rubber latex, glass transition temperature, particle diameter and refraction index are regulated.

Abstract: A thermoplastic molding composition that features good mechanical properties as well as processability is disclosed. The composition that contains aromatic polycarbonate and/or aromatic polyester carbonate, rubber-modified graft polymer and a plurality of hollow ceramic beads is suitable for making molded articles characterized by good ESC behavior and flammability rating.

Abstract: The present invention relates to the use of poly acrylic and/or methacrylic macroinitiators in the free radical addition reaction of vinyl aromatic monomers to improve the properties of the resulting copolymer and/or composite. More particularly, the present invention relates to the production of poly acrylic and/or poly methacrylic macroinitiators having nitroxyl end groups. Using such macroinitiators in the free radical addition reaction of vinyl aromatics such as polystyrene compatibilizes the acrylic monomer in the vinyl aromatic matrix thereby improving the properties of the resulting polymer.

Abstract: A polymer polyol composition of conventional petroleum-based polyols, natural oil derived polyols, PIPA and/or PHD particles made in the presence of natural oil derived polyols, and conventional petroleum-based polymer particles is provided. The polymer polyol composition may be used to form polyurethane foams.

Abstract: There is provided an aromatic polycarbonate resin composition having excellent flame retardancy, mechanical properties and fluidity and affording a thin-walled molded article. The aromatic polycarbonate resin composition includes a resin component containing (A) 90 to 99.5% by mass of an aromatic polycarbonate resin and (B) 10 to 0.5% by mass of a polyorganosiloxane-containing graft copolymer, and, compounded in 100 parts by mass of the resin component, (C) 0.1 to 5 parts by mass of a bisphenol type epoxy compound and (D) 0.05 to 2 parts by mass of polytetrafluoroethylene capable of forming fibrils, wherein the polyorganosiloxane-containing graft copolymer in the resin composition has a dispersion average particle diameter of 0.1 to 1.0 ?m. The molded article has a section with a thickness of 1 mm or less and is obtainable by molding the aromatic polycarbonate resin composition.

Abstract: The present invention relates to a reinforced resin composition for plating bases having excellent moldability, mechanical strengths, and plating ability, as well as being capable of improving the surface appearance of the molded article after plating. The reinforced resin composition for plating bases of the present invention includes: graft copolymer (A) in which a graft chain (A2) is grafted to a rubber polymer (A1) a matrix polymer (B) which includes one or more types of polymers selected from the group consisting of a vinyl-based copolymer (B-1), a polycarbonate resin (B-2), and a polyester resin (B-3); an inorganic filler (D); and a glycidyl ether unit-containing polymer (E). The content of the rubber polymer (A1) is from 5 to 25% by mass, relative to 100% by mass of the total amount of the component of (A) and the component of the matrix polymer (B).

Abstract: The object of the present invention is to provide A method for producing a golf ball that is excellent In the durability of the mark, the adhesion of the paint Film and the productivity. In the present invention, since the curing agent contained in the paint covering the mark is used to cure the resin component forming the mark, there is no increase in the viscosity or the gellation of the ink for printing the mark, and thus the mark is printed well during the production of the golf ball.

Abstract: The present invention relates to a reinforced thermoplastic resin composition having excellent moldability, processability, and mechanical strengths, as well as being capable of improving the drop impact resistance (surface impact strength determined by a falling ball test). The reinforced thermoplastic resin composition of the present invention includes 10 to 60% by mass of a graft copolymer (A) having a graft chain (A2) grafted to a rubber polymer (A1); 40 to 90% by mass of a matrix polymer (B) which includes one or more types of polymers selected from the group consisting of a vinyl-based copolymer (B-1), a polycarbonate resin (B-2), and a polyester resin (B-3); 0.1 to 50 parts by mass of an inorganic filler (D) and 0.5 to 20 parts by mass of a glycidyl ether unit-containing polymer (E) having a mass average molecular weight of 3,000 to 200,000.

Abstract: The present disclosure provides lubricious antimicrobial coating vehicles for medical devices capable of reducing the coefficient of friction of such devices upon exposure thereof to moisture and imparting antimicrobial properties to said devices. The coating vehicle allows the introduction of a pharmacological additive having a release rate that is within acceptable pharmacokinetic criteria.

Abstract: The invention relates to impact-modified polycarbonate compositions which are distinguished by high heat resistance and good melt flow behaviour. In addition, the mouldings produced from the compositions according to the invention in an injection-moulding process can be metallised, the resulting metallised mouldings having a surface with a particularly high and, in particular, homogeneous gloss. The invention thus also provides the metallised mouldings produced from the compositions according to the invention.

Abstract: A thermoplastic copolymer prepared from acrylonitrile and para-alpha-dimethylstyrene via bulk or solution polymerization has an improved heat distortion temperature and can be used together with graft copolymers and further components for the preparation of thermoplastic moldings.

Abstract: The invention relates to a high optical purity toughened copolymer film or coating. The copolymer is a graft or block copolymer, preferably acrylic, preferably produced by a controlled radical polymerization having an extremely low degree of particulate contamination and excellent optical properties. The film or coating is preferably formed by solvent-casting on a temporary substrate or solvent-coating on a permanent substrate.

Abstract: The mixture of the invention contains, for 100 parts by weight: (A) 10 to 90 parts in weight of at least one copolymer grafted to polyamide blocks, said copolymer comprising a polyolefin trunk and at least 1.

Abstract: A multi-layered adhesive sheet 100, includes: a substrate film 106, an adhesive layer 103 formed by coating an adhesive having a specific composition onto this substrate film 106, and a die attachment film 105 laminated on the adhesive layer 103. The multi-layered adhesive sheet 100 employing an adhesive having this specific composition has superior retention of die chip 108 during the dicing of silicon wafer 101, allows the die attachment film 105 and adhesive layer 103 to be easily peeled apart during a pick-up operation of the die chip 108, and prevents poor adhesion during the bonding of die chip 108 to lead frame 111.

Abstract: Polyester blends comprising (1) polyesters prepared from terephthalic acid, 100 to 5 mol % of 2,2,4,4-tetramethyl-1,3-cyclobutanediol, and 0 to 95 mol % 1,4-cyclohexanedimethanol and (b) polyesters prepared from terephthalic acid and alkylene glycol. The blends may also contain an impact modifier and a phosphorous stabilizer. These blends can have a combination of thermal stability and toughness—making the materials useful in engineering molding plastics, packaging, films, and fibers.

Abstract: The invention relates to aqueous dispersions of water-soluble polymers of N-vinyl-carboxamides, which are substantially salt-free and comprise anionic polymeric stabilizers having a comb-like molecular structure, processes for the preparation of the dispersions in the presence of anionic polymeric stabilizers having a comb-like molecular structure and the use of the dispersions as retention aids or fixing agents in papermaking.

Abstract: A thermoplastic molding composition having reduced gloss sensitivity and no unpleasant odor is produced from a graft copolymer and a thermoplastic polymer. The graft copolymer is produced from a soft elastomeric particulate graft base obtained by emulsion polymerization of a conjugated diene alone or with a small amount of a monoethylenically unsaturated monomer, using an inorganic radical generating substance and a limited amount of chain transfer agent, upon which is grafted a vinyl aromatic monomer and acrylonitrile and optionally another monoethylenically unsaturated monomer using an inorganic radical generating substance while the use of a chain transfer agent is excluded. The thermoplastic polymer is a copolymer of a vinyl aromatic monomer and acrylonitrile and optionally an additional monoethylenically unsaturated monomer. The thermoplastic molding composition has a low level of unpleasant odor coupled with reduced gloss sensitivity and good mechanical properties.

Abstract: A pigment-dispersion composition, which has: a graft polymer having an acid group and organic pigment particles formed by mixing a solution in which an organic pigment is dissolved in a good solvent with a poor solvent for the organic pigment, the poor solvent having compatibility with the good solvent.

Abstract: In the present invention, an inorganic reactant is, or reactants are, localized with respect to a dendritic polymer by physical constraint within or by a non-covalent conjugation to the dendritic polymer. The localized inorganic reactant or reactants is/are subsequently transformed to form a reaction product which is immobilized with respect to the dendritic polymer. This immobilization occurs on a nanoscopic scale as a consequence of the combined effects of structural, chemical and physical changes without having covalent bonds between the product(s) and the dendritic container and results in new compositions of matter called dendritic nanocomposites. The resulting nanocomposite material can be used to produce revolutionary products such as water soluble elemental metals, with specific applications including magnetic resonance imaging, catalytic, magnetic, optical, photolytic and electroactive applications.

Abstract: A flame retardant thermoplastic molding composition containing a thermoplastic copolymer A, a graft copolymer B, and a flame retardant component C, wherein the molding composition contains: A: from 40 to 80% by weight of a thermoplastic copolymer A, obtainable e.g. from acrylonitrile and styrene; B: from 15 to 50% by weight of a graft ABS copolymer B, and C: from 15 to 30% by weight of the flame retardant component C, comprising at least an expandable graphite component (C1) and a phosphorous flame retardant component (C2) and a perfluorinated polymer (C3); has a high fire protection and improved mechanical properties.

Abstract: The present invention provides a flame retardant resin composition comprising (A) 100 weight part of a basic resin comprising acrylonitrile-butadiene-styrene copolymer resin and styrene-acrylonitrile copolymer resin; and (B) 10-30 weight part of a bromine-based organic compound flame retardant, and selectively comprising (C) 1-20 weight part of an antimony-based auxiliary flame retardant and (D) 1-10 weight part of one or more compounds selected from the group consisting of metalstearate and stearamide compounds, wherein the bromine-based organic compound flame retardant (B) is octabromodiphenyl ethane. The flame retardant resin composition of the present invention has excellent flame retardancy, impact strength and melt flow index.

Abstract: Compositions useful as coatings for automobile power cables comprise a combination of raoisiure-crosslinkabk, si lane-grafted ethylene polymers in combination with a non-halogenated flame retardant. The ethylene polymers are a combination of at least one ethylene polymer with a density of 0.910 g/cc or greater and at least one ethylene polymer with a density less than 0.910 g/cc. The non-halogenated flame retardant is typically liydrated metallic filler, e.g., aluminum trihydrate. These compositions meet SAE J-1128 and DaimlerChrysler MS-8288 specifications, exhibit good shelf-life stability, and are useful in other automotive cable applications, such as ISO-6722.

Abstract: A sealing compound composition as an adhesive composition contains a vinyl chloride resin, a plasticizer, a filler, a moisture absorbent and an acrylic resin as a pH control material. The moisture absorbent is blended within a range of 0.3 to 2.0% by weight. The acrylic resin is blended within a range of 1.0% by weight or more to less than 7.0% by weight. A blending ratio of the moisture absorbent is half or less than that of the acrylic resin.

Abstract: A thermal insulating packer fluid contains at least one water superabsorbent polymer and optionally water and/or brine, and a viscosifying polymer. The composition is capable of inhibiting unwanted heat loss from production tubing or uncontrolled heat transfer to outer annuli. The viscosity of the composition is sufficient to reduce the convection flow velocity within the annulus.

Abstract: A composition comprising a mixture of: (i) an aromatic polycarbonate; (ii) a graft copolymer including polyacrylonitrile; and, (iii) a non-crosslinked acrylic polymer having a weight average molecular weight (Mw) of less than or equal to 65,000 Daltons (Da).

Abstract: An aqueous dispersion of water-soluble polymers obtained by free radical polymerization of ethylenically unsaturated anionic monomers in an aqueous medium in the presence of a stabilizer, wherein the stabilizer comprises: (a) at least one water-soluble polymer selected from the group consisting of a graft polymer of vinyl acetate and/or vinyl propionate on polyethylene glycol, a polyethylene glycol blocked at one or both terminal groups with an alkyl, a carboxyl or an amino group, and a copolymer of alkyl polyalkylene glycol methacrylate and methacrylic acid; and (b) at least one water-soluble polymer selected from the group consisting of a hydrolyzed copolymer of vinyl alkyl ether and maleic anhydride in the form of free carboxyl groups or in the form of salts at least partially neutralized with one or more alkali metal hydroxides or one or more ammonium bases, a cationically modified potato starch, an anionically modified potato starch, a degraded potato starch and maltodextrin.