Abstract: A method for manufacturing green or thermally treated briquettes which are made up of at least one quick calcium-magnesium compound that is an iron-based compound. The method includes the steps of supplying a homogeneous pulverulent mixture to a roller press, the press having pockets where the pulverulent mixture is compressed to form the green briquettes. The rollers of the roller press develop linear speeds at the periphery of the rollers between 10 and 100 cm/s and linear pressures between 60 and 160 kN/cm. The method can also include a thermal treatment of the green briquettes to produce fired briquettes containing calcium ferrite, the briquettes having a Shatter Test Index less than 8%, and a porosity value greater than or equal to 30%.

Abstract: The present disclosure relates to a method for making an electrode material of lithium-ion batteries. In the method, a lithium source solution and a plurality of titanium source particles are provided. The lithium source solution and the titanium source particles are mixed, wherein a molar ratio of lithium element to titanium element is in a range from about 4:5 to about 9:10, thereby forming a sol. A carbon source compound is dispersed into the sol to form a sol mixture. The sol mixture is spray dried to form a plurality of precursor particles. The precursor particles are heated to form a lithium titanate composite electrode material.

Abstract: A composition based on quick calcium-magnesium compounds in the form of briquettes is shown, as well as a method for the preparation and use thereof. The composition of the briquettes contains quicklime in the form of milled particles at a concentration of at least 10% by weight and at most 100% by weight relative to the weight of the composition. The compositions in the form of briquettes have a Shatter test index of less than 10%.

Abstract: A method of producing functionalized surface-modified alumina by adding an organic modifier comprising acrylic acid to alumina and drying the alumina to covalently bond the organic modifier to the surface of the alumina. The functionalized surface-modified alumina being uniformly dispersible in organic polymer to form single crystallites of functionalized surface-modified alumina in the polymer.

Abstract: An object of the present invention is to provide a porous silica powder suitable for, for example, a gas chromatography support, and the porous silica powder has an average pore diameter of 0.5 to 10 ?m as determined by a mercury intrusion method, a volume of pores having a 100 nm or smaller pore diameter of 0.2 cm3/g or less as determined by a nitrogen gas adsorption method, a specific surface area of 0.5 to 100 m2/g as determined by a nitrogen gas adsorption method, and a particle size distribution of 10 to 1000 ?m.

Abstract: The present invention aims to provide a composite including a rubber component in which surface-treated silica with a small particle size is uniformly dispersed, and a method for producing the composite. The present invention also aims to provide a rubber composition including the composite, the rubber composition capable of achieving both fuel efficiency and abrasion resistance while having excellent processability. The present invention also aims to provide a pneumatic tire including the rubber composition. The present invention relates to a composite formed from a compound latex prepared by mixing a natural rubber latex and a dispersion of surface-treated silica formed from a water glass, the surface-treated silica having an average particle size of not more than 100 nm and having a chemically-treated surface.

Abstract: The present invention relates to an infrared reflecting blue pigment comprising a composite oxide comprising Co, Al and Mg, wherein a content of Mg in the blue pigment is 11 to 22% in terms of a molar ratio thereof based on whole metal element present in the blue pigment, and the blue pigment has a BET specific surface area of 10 to 100 m2/g; and an infrared reflecting green pigment comprising a composite oxide comprising Co, Al, Mg and Fe, wherein a content of Mg in the green pigment is 11 to 22% in terms of a molar ratio thereof based on whole metal element present in the green pigment, a content of Fe in the green pigment is 0.5 to 20% in terms of a molar ratio thereof based on whole metal element present in the green pigment, and the green pigment has an average particle diameter of 0.02 to 1.2 ?m.

Abstract: The present invention relates to a process for preparing a coloured effect pigment, comprising the steps of (a) preparing in an aqueous coating medium at least one layer of a hydroxyl-containing metal oxide on a substrate, thereby obtaining in the aqueous coating medium a first coloured pigment material CPM1 comprising the substrate coated with the hydroxyl-containing metal oxide, wherein the substrate is made of aluminium or aluminium alloy which optionally comprises at least one passivating layer, and wherein the hydroxyl-containing metal oxide is a hydroxyl-containing iron oxide or a hydroxyl-containing titanium oxide or a mixture thereof, (b) providing the first coloured pigment material CPM1 in a liquid post-treatment medium comprising one or more high boiling organic liquids, and (c) heating the liquid post-treatment medium to a temperature of at least 90° C. so as to convert the first coloured pigment material CPM1 to a second coloured pigment material CPM2.

Abstract: The present invention provides an iron oxide-coated layered silicate pigment that has no interference color, strongly exhibits the color inherent in iron oxide, and is excellent in gloss. The pigment of the present invention is an iron oxide-coated layered silicate pigment comprising a layered-silicate plate particle as base, and an iron oxide coated on the plate particle; wherein the iron oxide does not coat the surface portion of the plate particle or the iron oxide is localized on the edge portion rather than the surface portion of the plate particle. As the iron oxide, at least one kind selected from black iron oxide (Fe3O4) and red iron oxide (Fe2O3) can be used preferably. As the layered silicate, a mica-group layered silicate can be used preferably. The iron oxide-coated layered silicate pigment of the present invention can be incorporated into cosmetic preferably.

Abstract: A method for producing a clinker substitute for use in cement production includes predrying clay with an iron content >1.5 wt-% in a form of iron oxides and a kaolinite content <40 wt-% to a moisture <10 wt-%. The clay is comminuted to a grain size <2 mm. The clay is calcined by thermal treatment in a furnace at a temperature of 600 to 1000° C. The clay is thermally treated under reducing conditions at a temperature of 600 to 1000° C. so as to form a reduction product. The reduction product is intermediately cooled to a temperature <300° C. and finally cooled.

Abstract: The present invention relates to a pigment paint for an exterior material and to a method for manufacturing the same. The pigment paint comprises: a flake matrix, a first metal oxide layer coated on the upper portion of the transparent matrix, an oxide layer containing MgO—SiO2 coated on the upper portion of the first metal oxide layer, and a second metal oxide layer coated on the upper portion of the oxide layer. In order to ensure humidity resistance and weather resistance required for a lustrous pigment paint for exterior materials, a cerium layer and an aluminum oxide layer are further coated. Properties such as high luminance, high chromaticity, and high gloss, which could not be achieved using conventional techniques, can be achieved and a pigment paint having a multi-colored pearl luster can be provided.

Abstract: The present invention relates to pigments, comprising a plate-like substrate of perlite which does not contain 3D twin structure particles contained in milled expanded perlite in an amount of greater than 5% by weight., and (a) a dielectric material, especially a metal oxide, having a high index of refraction; and/or (a) a metal layer, especially a thin semi-transparent metal layer; a process for their production and their use in paints, ink-jet printing, for dyeing textiles, for pigmenting coatings (paints), printing inks, plastics, cosmetics, glazes for ceramics and glass.

Abstract: Disclosed are a hematite composite formed by aggregation of fine particles, each of the fine particles comprising a crystalline hematite particle and phosphorus-containing amorphous silicate covering the surface of the crystalline hematite particle; a pigment comprising the hematite composite; a cosmetic composition comprising a cosmetic pigment containing the hematite composite and a cosmetic base; and a method for producing the hematite composite, comprising the step of heat-treating an amorphous and/or microcrystalline iron oxide containing silicon and phosphorus.

Abstract: Iron effect pigments having a thickness distribution, determined via thickness counting by scanning electron microscopy (SEM), as a cumulative undersize distribution with: a) an h50 value from 10 to 55 nm; and b) an h90 value from 20 to 80 nm, and also a method for producing the pigments, and the use of the iron effect pigments. The disclosure further relates to a printing ink comprising the iron effect pigments of the invention.

Abstract: Particles colored with at least one colorant, where the colored glass particles are glass platelets with an average diameter of 1 to 500 ?m and the colorants at least include at least one of metallic nanoparticles and metal oxides. The glass platelets are planar and the colorants are present in a concentration from 1% to 55% by weight, based on the total weight of the colored glass platelets. The disclosure further relates to a method to a method for producing the colored glass particles and to the use thereof.

Abstract: The present invention relates to a pigment paint for an exterior material and to a method for manufacturing the same. The pigment paint comprises: a flake matrix, a first metal oxide layer coated on the upper portion of the transparent matrix, an oxide layer containing MgO—SiO2 coated on the upper portion of the first metal oxide layer, and a second metal oxide layer coated on the upper portion of the oxide layer. In order to ensure humidity resistance and weather resistance required for a lustrous pigment paint for exterior materials, a cerium layer and an aluminum oxide layer are further coated. Properties such as high luminance, high chromaticity, and high gloss, which could not be achieved using conventional techniques, can be achieved and a pigment paint having a multi-colored pearl luster can be provided.

Abstract: The present invention relates to a method for producing a compound that comprises a pseudolaminar silicate of natural origin, which is at least one clay of the paligorskite-sepiolite group, characterized in that said method comprises the following steps: defibrillating the microfibre bundles of the at least one clay in water; dispersing the defibrillated clay in an organic or inorganic liquid solvent until a stable gel is formed; adding to the dispersion at least one clay-surface-modifying agent; removing the solvent from the dispersion by means of a solid-liquid separation process and/or drying process; and deagglomerating the final compound until a powdered product is obtained. A further object of the present invention is the compound that can be obtained using said method, as well as the use of the compound as an additive or filler in composite polymeric materials in order to enhance the properties thereof, the composite polymeric material likewise being encompassed within the present invention.

Abstract: Methods for preparing metakaolin-enhanced industrial minerals. Mixing and heating kaolinite clay with an industrial mineral, such as activated carbon, that is between 750° F. and 1400° F. results in a metakaolin/activated carbon complex that provides good mercury sorbent qualities while producing a fly ash (after use as a sorbent in emissions applications) that has a lower foaming index.

Abstract: The present invention relates to a process for preparing, starting from a slag material, a filler for construction materials which contain bitumen or a hydraulic binding agent. The slag used to prepare the filler contains ?-dicalcium silicate. The process comprises the step of removing from the slag material a finer fraction formed by particles of a size between 0 and at least 0.75 mm so as to reduce the ?-dicalcium silicate content of the slag material; and the step of finely milling at least a portion of the remaining coarser fraction of the slag to obtain the filler. The invention also relates to the obtained filler, to the use thereof for preparing construction materials and to concrete or mortar compositions and asphalt compositions containing the filler.

Abstract: A method for producing a clinker substitute for use in cement production includes predrying clay with an iron content >1.5 wt-% in a form of iron oxides and a kaolinite content <40 wt-% to a moisture <10 wt-%. The clay is comminuted to a grain size <2 mm. The clay is calcined by thermal treatment in a furnace at a temperature of 600 to 1000° C. The clay is thermally treated under reducing conditions at a temperature of 600 to 1000° C. so as to form a reduction product. The reduction product is intermediately cooled to a temperature <300° C. and finally cooled.

Abstract: A cement clinker which can be sintered at 1,300 to 1,400° C. which is lower than the conventional sintering temperature and develops excellent strength characteristics such as mortar compression strength. The cement clinker has a total content of C3A and C4AF calculated by Bogue's formulas of 22 mass % or more, a C35 content calculated by Bogue's formula of 60 mass % or more and an iron modulus (I.M.) of 1.3 or less, preferably 1.0 to 1.3. Since the total content of C3A and C4AF is 22 mass % or more, the cement clinker can be sintered at a low temperature and the reduction of strength when a cement composition is cured can be prevented by reducing the iron modulus of the cement clinker.

Abstract: A colorant dispersion for an ink includes a liquid medium and metal oxide particles dispersed in the liquid medium. The metal oxide particles include a mixture of i) metal oxide particle cores having an organic ligand interacted with respective surfaces thereof, ii) metal oxide particle cores having the organic ligand chemically bonded to respective surfaces thereof, and iii) products of a reaction between metal ions on respective surfaces of metal oxide particle cores and the organic ligand. The organic ligand is chosen from an organic ligand having a phenol group, an organic ligand having a carboxylate group, an organic ligand having an amine group, or combinations thereof. The metal oxide particles exhibit a color that is different from a natural color of the metal oxide particle core.

Abstract: The present invention relates to inorganic spherical pigments which are based on spherical particles having a particle diameter of 0.1-100 ?m and are coated on the surface with agglomerates selected from the group ZrO2, ZnO, Al2O3, TiO2, Fe2O3, Fe3O4, FeOOH and BaSO4 or mixtures thereof, and are optionally coated with a further layer (2nd layer) comprising a metal oxide, lake or Berlin Blue, and to the use thereof in paints, coatings, printing inks, security printing inks, plastics, ceramic materials, glasses, in cosmetic formulations, as tracer, as filler and for the preparation of pigment preparations and dry preparations.

Abstract: The present invention relates to pigments based on multicoated flake-form substrates which are distinguished by the fact that at least 8 layers [layers (A)-(H)] are on the substrate, where an SiO2 layer (=layer A) is located directly on the surface of the substrate, and to the use thereof, inter alia, in paints, surface coatings, automobile paints, powder coatings, printing inks, security printing inks, plastics, ceramic materials, glasses, paper, in toners for electrophotographic printing processes, in seed, in greenhouse sheeting and tarpaulins, as absorbers in the laser marking of paper and plastics, and in cosmetic formulations, for the preparation of pigment pastes with water, organic and/or aqueous solvents, for the preparation of pigment compositions and dry preparations.

Abstract: The present invention relates to iron oxide particles, consisting of a core and a coating, wherein the core is essentially selected from FeO(OH), Fe2O3, or Fe3O4, and mixtures thereof, and the coating comprises a polysiloxane coating, wherein the polysiloxane coating is present in an amount of 0.1% to 10% by weight based on the weight of the core.

Abstract: The present invention is directed to a granulate having photocatalytic activity, comprising particles of an inorganic particulate material coated with a photocatalytically active compound for introducing photocatalytic activity into or on building materials. The invention is further related to the manufacture of such a granulate and its use into or on building materials such as cement, concrete, gypsum and/or limestone and water-based coatings or paints for reducing an accumulation and growth of microorganisms and environmental polluting substances on these materials and thus reducing the tendency of fouling, while the brilliance of the color is maintained and the quality of the air is improved.

Abstract: A silica-containing composition is disclosed. The composition comprises a compound having the following formula: (SiO2)x(OH)yMzSaF.B. M comprises at least one metal or metalloid cation S is a sulfur-based species. F optionally exists and F is at least one of the following: a functionalized organosilane, a sulfur-containing organosilane, an amine-containing organosilane, and an alkyl-containing organosilane at a surface area coverage of about 0.01 to about 100%. The molar ratio of y/x is equal to about 0.01 to about 0.5, the molar ratio of x/z is equal to about 0.5 to about 300 or from about 0.5 to about 100, and the molar ratio of a/z is about 0.5 to about 5. B is a hygroscopic solid at a water to solid molar ratio of 0.1-6 and preferably comprises at least one alkaline earth oxide or lanthanide oxide.

Abstract: A silica-containing composition is disclosed. The composition comprises a compound having the following formula: (SiO2)x(OH)yMzSaF. M comprises at least one metal or metalloid cation S is a sulfur-based species optionally exists and F is at least one of the following: a functionalized organosilane, a sulfur-containing organosilane, an amine-containing organosilane, and an alkyl-containing organosilane at a surface area coverage of about 0.01 to about 100%. The molar ratio of y/x is equal to about 0.01 to about 0.5, the molar ratio of x/z is equal to about 0.5 to about 300 or from about 0.5 to about 100, and the molar ratio of a/z is about 0.5 to about 5.

Abstract: A method for producing a reaction product including at least one synthetic formulation that carbonates sufficiently, said method comprising: providing a first raw material, having a first concentration of M; providing a second raw material, having a second concentration of Me; and mixing the first raw material and the second raw material to produce a reaction product that includes at least one synthetic formulation having the general formula MaMebOc, MaMeb(OH)d, MaMebOc(OH)d or MaMebO(OH)d.(H2O)e, wherein M comprises at least one metal that can react to form a carbonate and Me is at least one element that can form an oxide during the carbonation reaction, wherein the at least one synthetic formulation is capable of undergoing a carbonation reaction, and wherein the at least one synthetic formulation is capable of undergoing volume change during the carbonation reaction.

Abstract: Inorganic pigment compositions comprising surface-modified nanoparticles are described, along with methods of making such compositions. Such compositions may allow the inorganic pigment to be diluted to a significant extent with non-pigmented extenders, while preserving or enhancing the coloring power of the pigment.

Abstract: A process for producing encapsulated metal colloids useful as inorganic coloured pigments, including, reacting one or more glass-forming components according to the sol-gel process to obtain a sol dispersing a metal salt in the resulting sol in the presence of an additional reducing agent to form metal colloids, converting the resulting dispersion into xerogel-encapsulated metal colloids by spray drying, heating the resulting xerogel-encapsulated metal colloids to density them. The present invention relates, furthermore, to inorganic coloured pigments, in particular producible by the process of the invention, including metal colloids produced from metal salts and encapsulated in an encapsulation, the encapsulation being produced from glass-forming components according to the sol-gel process and being densified to a xerogel or glass, the proportion of metal colloid in the capsules being at least 80%.

Abstract: The present invention relates to a nacreous pigment and a method of preparing the same. The nacreous pigment includes a flake substrate, a first metal oxide layer coated on the substrate, and an oxide layer coated on the first metal oxide layer and containing MgO.SiO2, and a second metal oxide layer coated on the oxide layer. The pigment exhibits high brightness, high chroma, high gloss, and multi-color effects.

Abstract: Additives to foundry sand cores are provided for reducing or eliminating surface defects in metal castings. The additives general comprise an iron oxide component and a glass component which is preferably free of lithium oxide.

Abstract: A two step method for preparing a filler composition, the filler composition useful to prepare a nanocomposite polymer and an epoxy nanocomposite coating. First, disperse a water dispersible filler material in a liquid comprising water, but without any added intercalation agent, to form a dispersion. Second, replace at least a portion of the water of the liquid with an organic solvent so that the water concentration of the liquid is less than six percent by weight to form the filler composition, the average size of at least one dimension of the filler material being less than two hundred nanometers upon examination by transmission electron microscopy of a representative freeze dried sample of the dispersion of the first step. A nanocomposite polymer can be prepared by mixing the filler composition with one or more polymer, polymer component, monomer or prepolymer to produce a polymer containing the filler composition.

Abstract: The invention relates to a binder for binding RBSC (reaction-bonded silicon carbide), which is used to prepare RBSC assembly, wherein it includes a sintered body obtained by sintering a mixed powder of at least one substance selected from the group having Al, Ti, Fe, Mg, Cu and Ge, and silicon, or a powder obtained by milling the sintered body; and with regard to the mixing ratio of the mixed powder, the maximum amount of silicon is an amount rendering the complete melting temperature of phase in phase diagram of the mixed powder to be at most 1400° C., and the minimum amount of silicon is a larger value of either 50 at % or the minimum amount of silicon in silicon+liquid phase zone of the phase diagram, and a method of binding RBSC using the same.

Abstract: Disclosed herein are kaolin compositions, such as beneficiated fine sedimentary kaolin compositions. The beneficiated fine sedimentary kaolins may be obtained from the upper bed of the Rio Capim Kaolin deposit. The compositions may have at least one property chosen from a low iron content and low Hinckley crystallinity index, such as Fe2O3 in an amount less than about 0.8% by weight relative to the total weight of the solids content and wherein the Hinckley crystallinity index of the kaolin is less than about 0.5. Also disclosed are products obtained therefrom, such as paint and paper coating compositions.

Abstract: Natural amorphous silica filler products featuring high brightness, low oil absorption, fine particle size, and low crystalline silica content are described. Methods for making, using, and measuring the properties of the natural amorphous silica filler products are also described. The natural amorphous silica filler products described herein may be useful in a variety of products including, but not limited to, polymers, sealants, paints, caulks, latex, architectural coatings, industrial coatings, pozzolan, glass catalysts, ceramic glazes, and anti-blocking applications.

Abstract: The present invention relates to pearlescent pigments based on flake-form substrates which have at least one FeOOH layer and at least one TiO2 layer or at least one TiO2/SiO2/TiO2 layer package, and to the use thereof, inter alia, in paints, coatings, printing inks, powder coatings, plastics and in particular in care and decorative cosmetics.

Abstract: An angle-dependent interference pigment based on transparent or translucent inorganic flake serving as a substrate is provided. The substrate is coated by coatings (A)+(B)+(C) and optionally coating (D), so as to form a “high-low-high” refractive index layered structure. The coatings (A) and (C) consist of metal oxides, silicate, aluminates and/or a mixture thereof. The coating (B) consist of silicon oxide, hydrous silicon oxide, aluminum oxide, hydrous aluminum oxide, magnesium oxide, hydrous magnesium oxide and/or a mixture thereof. The angle-dependent interference pigments have high color saturation in the transitional region and a significantly gradual color change in the color changing region. The present pigments can be used as colored coatings, including printing ink, or can be used in the preparation of plastics, glass, ceramics and the like. The pigment of the present invention is particularly used in the cosmetic industry which has a very high requirement on gradual color change.

Abstract: The present invention relates to pigments, comprising a plate-like substrate of perlite which does not contain 3D twin structure particles contained in milled expanded perlite in an amount of greater than 5% by weight, and (a) a dielectric material, especially a metal oxide, having a high index of refraction; and/or (a) a metal layer, especially a thin semi-transparent metal layer; a process for their production and their use in paints, ink-jet printing, for dyeing textiles, for pigmenting coatings (paints), printing inks, plastics, cosmetics, glazes for ceramics and glass.

Abstract: A silica containing composition is disclosed. The silica composition comprising a compound having the following formula (SiO2)x(OH)yMzOaF: wherein M optionally exists and said M is at least one of the following metal or metalloid cations: boron, magnesium, aluminum, calcium, titanium, vanadium, manganese, iron, cobalt, nickel, copper, zinc, zirconium, molybdenum, palladium, silver, cadmium, tin, platinum, gold, and bismuth; wherein F optionally exists and said F is at least one of the following: a functionalized organosilane, a sulfur-containing organosilane, an amine-containing organosilane, and an alkyl-containing organosilane at a surface area coverage of 0.01-100%; and wherein the molar ratio of y/x is equal to 0.01-0.5, the molar ratio of x/z is equal to 0.1-300, and the molar ratio of a/z is dependent on the nature of the metal oxide formed.

Abstract: Glass particles colored with at least one colorant, where the colored glass particles are glass platelets with an average diameter of 1 to 500 ?m and the colorants comprise or consist of at least one of metallic nanoparticles and metal oxides. The glass platelets are planar and the colorants are present in a concentration from 1% to 55% by weight, based on the total weight of the colored glass platelets. The disclosure further relates to a method for producing the colored glass particles and to the use thereof.

Abstract: The present invention relates to opaque plastics comprising effect pigments which are distinguished by the fact that they have high gloss and virtually no visible or no visible flow lines.

Abstract: A silica containing composition is disclosed. The composition comprises a compound having the following formula: (SiO2)x(OH)yMzSaF: wherein M is at least one of the following metal or metalloid cations: boron, magnesium, aluminum, calcium, titanium, vanadium, manganese, iron, cobalt, nickel, copper, zinc, zirconium, molybdenum, palladium, silver, cadmium, tin, platinum, gold, and bismuth; wherein S is a sulfur-based species selected from at least one of the following: sulfide salts, dithiocarbamates, polymer-based dithiocarbamates, and polysulfide salts; wherein F optionally exists and said F is at least one of the following: a functionalized organosilane, a sulfur-containing organosilane, an amine-containing organosilane, and an alkyl-containing organosilane at a surface area coverage of 0.01-100%; and wherein the molar ratio of y/x is equal to 0.01-0.5, the molar ratio of x/z is equal to 3-300, and the molar ratio of a/z is 1-5.

Abstract: The present invention relates to pigments which comprise a substrate and an iron(II) silicate-containing coating applied thereto, to a process for the preparation of these pigments, and to the use thereof.

Abstract: A coating material comprising a binding agent and at least one filler including particles having a size and/or surface roughness of about 100 ?m or less, and a photocatalytically active agent. The binding agent may be at least partially decomposed by a photocatalytic action, and a microstructured, self-cleaning surface may be formed.

Abstract: A method of preparing a pigment exhibiting a color-shifting effect, including at least heating mica powder suspension in water, adjusting the pH value of the mixture to between 2 and 9, adding a first inorganic salt solution, maintaining the pH value of the mixture constant, stirring the mixture at constant temperature, adjusting the pH value of the mixture to between 6 and 14, adding a second inorganic salt solution, maintaining the pH value of the mixture constant, stirring the mixture at constant temperature, adjusting the pH value of the mixture to between 2 and 9, adding a third inorganic salt solution, maintaining the pH value of the mixture constant, and stirring the mixture at constant temperature.

Abstract: The present invention relates to inorganic spherical pigments which are based on spherical particles having a particle diameter of 0.1-100 ?m and are coated on the surface with agglomerates selected from the group ZrO2, ZnO, Al2O3, TiO2, Fe2O3, Fe3O4, FeOOH and BaSO4 or mixtures thereof, and are optionally coated with a further layer (2nd layer) comprising a metal oxide, lake or Berlin Blue, and to the use thereof in paints, coatings, printing inks, security printing inks, plastics, ceramic materials, glasses, in cosmetic formulations, as tracer, as filler and for the preparation of pigment preparations and dry preparations.

Abstract: The present invention relates to building material mixtures which contain slag sand and zinc salts which have from 0 to 8 carbon atoms in their structure. The invention furthermore relates to the use of zinc salts for preventing discolorations during the hardening of the building material mixtures.

Abstract: The invention relates to a pigment mixture consisting of at least two constituents, constituent A being uncoated, monocoated or multicoated glass lamellae, and constituent B being nacreous pigments based on phyllosilicates, SiO2 lamellae, Fe2O3 lamellae or Al2O3 lamellae. The invention also relates to the use of said pigment mixture, inter alia, in paints, dyes, especially printing inks, plastics, powder paints, pastes and cosmetic formulations.