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7396587 Black film comprised of thermoplastic polyester  
This invention relates to a single- or multilayer, oriented film formed from polyester and at least one inorganic black pigment. The inventive films include at least one layer which has, alongside...
7377975 Pigment for use in inkjet recording medium coatings and methods  
Pigment suitable for use in coating compositions for inkjet recording media. Surfaces of an inorganic particulate are interacted with a water-soluble polyvalent metal salt in an aqueous medium. The...
7361324 Precipitated calcium carbonate  
A method for forming calcium carbonate is provided, the method comprising the steps of: (a) milling calcium hydroxide; (b) providing a reactor vessel containing a slurry of the milled calcium...
7311802 Composite co-structured or co-adsorbed, mineral or organic filler or pigment compounds and the use thereof  
Composite compounds of co-structured or co-adsorbed organic or mineral fillers or pigments containing at least two organic or mineral fillers or pigments of a different nature and the use thereof...
7285162 Titanium dioxide pigment having improved light stability  
In various embodiments, methods and compositions are provided comprising titanium dioxide and silica spacers having improved light stability for use in paper, plastic and paints.
7273521 Method of producing granulated calcium carbonate/calcium phosphate composite materials with very high calcium to phosphate mole ratios  
A new and useful method of simultaneously producing and granulating composite materials for simultaneous internal delivery of high amounts of calcium and phosphate to a subject (person or animal)...
7267719 Use of colloidal PCC  
The invention relates to a process for regulating the porosity and printing properties of paper, in particular uncoated wood-containing paper such as SC-paper, wherein a sufficient quantity of...
7199173 Agglomerate and resin composition containing the same  
An agglomerate comprising fine primary particles of an inorganic compound except for silica is provided, satisfying dp 50 : the average particle diameter [μm] of the agglomerate measured by...
7172651 Pigment for use in inkjet recording medium coatings and methods  
Pigment suitable for use in coating compositions for inkjet recording media. Surfaces of an inorganic particulate are interacted with a water-soluble polyvalent metal salt in an aqueous medium. The...
7135157 Process for the production of platy precipitated calcium carbonates  
A process for the preparation of platy precipitated calcium carbonate comprising the steps of providing a suspension of calcium hydroxide, carbonating the suspension of calcium hydroxide, adding a...
7135066 Titanium white paint for ice surfaces  
Ice paint for painting ice surfaces. The ice paint comprises rutile TiO2, precipitated calcium carbonate manufactured to a particle size of 0.8 microns, and water. The rutile TiO2 is combined with...
7128887 Platy precipitated calcium carbonate synthesis method  
A process for the preparation of platy PCC comprising the steps of providing a suspension of calcium hydroxide, carbonating the suspension of calcium hydroxide, adding a condensed phosphate to the...
7033428 Acid stabilized calcium carbonate an method of making it  
The present invention relates to an acid-stabilized calcium carbonate slurry having a pH of less than 7, preferably between about 6 and about 7, containing water, calcium carbonate, preferably...
6830615 High surface area incineration product  
The present invention relates to a high surface area product and its production from solid-containing material, such as waste effluent from a paper-treating plant. The high surface area product...
6811600 Chemically bulked kaolin clay pigment compatible with calcium carbonate and manufacture thereof  
In a process for preparing a white pigment mixture suitable for coating paper wherein a cationically bulked kaolin clay pigment is dispersed in water in the presence of an anionic dispersant and...
6743286 Inorganic particles and methods of making  
The present invention provides methods and compositions comprising inorganic solids for use as pigments in paints, papers and plastics.
6699318 Process for preparing and modifying synthetic calcium carbonate  
The present invention concerns a process for preparing calcium carbonate pigment from calcium oxide and/or calcium hydroxide and carbon dioxide in the presence of water. According to the invention,...
6695902 Asphalt composites including fly ash fillers or filler blends, methods of making same, and methods for selecting or modifying a fly ash filler for use in asphalt composites  
The present invention is a fly ash filler or filler blend having a particle size distribution with at least three modes that when combined with asphalt produces asphalt composites such as roofing...
6676742 Mixture that can be added to decorative aqueous-phase paint products  
A physical and chemical mixture of aggregative material, chemical products, mineral fillers and/or special pigments in dispersion, with metallic effect, designed to be added to aqueous-phase paint...
6666953 Treated filler or pigment containing natural carbonate  
The invention concerns a pigment, filler or mineral containing a natural calcium carbonate, treated with one of more providers of H 3 O + ions and gaseous CO 2 , allowing a reduction in the weight...
RE38301 Paper coating pigments, their production and use  
There is disclosed a method for the preparation of a precipitated calcium carbonate (PCC) for use as a pigment in paper coating compositions, the method comprising the steps of (a) carbonating an...
6623555 Composite precipitated calcium carbonate/silicon compound pigment and method of making same  
A method of making a composite pigment of precipitated calcium carbonate (PCC) and a silicon compound, in which the resulting composite pigment is endowed with an excellent combination of optical...
6620856 Production of concentrated carbonate suspensions  
A method of producing a rheologically stable concentrated aqueous suspension of a particulate alkaline earth metal carbonate which method comprises the following steps: (a) preparing a dilute...
6613138 Manufactured granular substrate and method for producing the same  
A manufactured granular substrate composition suitable for use as a carrier for active chemical agents. The composition includes one or more mineral components having a bulk density greater than...
6610136 Pigments for ink jet paper  
Aggregated mineral pigments (such as kaolin clay pigments) having a high surface area and useful in coating and filling compositions for ink jet printing media are manufactured by dry grinding an...
6605146 Systems and methods for producing and using fine particle materials  
Systems and methods of making and using fine particle materials in pigment blends and for using the aforementioned pigment blends in paint, coating, or coloring compositions are provided. This...
6592837 Narrow size distribution ground calcium carbonate compositions  
Ground calcium carbonate compositions having narrow particle size distributions and a method for producing the compositions. The method involves forming a substantially dispersant-free calcium...
6572694 Pigment extending composition and method of production thereof  
A pigment composition for use as a substrate to produce ink, paints, and pigment compounds, the composition being made from an aqueous slurry containing about 17 to 40% calcium carbonate, based on...
6540878 Stabilized filler, its production and use  
The present invention relates to a stabilized calcium carbonate filler, a process for stabilizing calcium carbonate, the use of the stabilized filler in a paper making system, and an improved paper...
6530988 Porous coating pigment and a method for its production  
The invention is based on the idea of preparing porous calcium carbonate particles via a degradation reaction from a crystalline initial material which contains the initial components for forming...
6521038 Near-infrared reflecting composite pigments  
A near-infrared reflecting composite pigment comprises a near-infrared non-absorbing colorant and a white pigment coated with the near-infrared non-absorbing pigment. The near-infrared reflecting...
6511536 Pigment in thin flakes coated with calcium carbonate and a method for manufacturing the same  
Pigments of flake substrate coated with calcium carbonate wherein the surface of the flake substrate is coated with fine particles of calcium carbonate. The pigment may be manufactured by a method...
6478865 High surface area aggregated pigments  
Aggregated mineral pigments (such as kaolin clay pigments) having a high surface area and useful in coating compositions for ink jet printing media are manufactured by dry grinding an unground...
6447595 Systems and methods for producing and using fine particle materials  
Systems and methods of making and using fine particle materials in pigment blends and for using the aforementioned pigment blends in paint, coating, or coloring compositions are provided. This...
6440209 Composite pigments comprising in-situ precipitated metal carbonate crystals  
Composite pigments comprising particles of silicate or oxide minerals having deposited thereon a multiplicity of particles of a metal carbonate as a result of in-situ precipitation.
6416868 Alkaline earth-manganese oxide pigments  
Alkaline earth-manganese oxides are used as pigments. The alkaline earth-manganese oxide pigments are preferably of the formula Me x MnO y , where Me is at least one metal selected from Ca, Sr, Ba...
6402831 Concrete containing aqueous slurry of ground calcium carbonate  
Concrete characterized by containing aqueous slurry of ground calcium carbonate which has a mean particle diameter of 0.5-3 micrometers produced by wet pulverization of the limestone. By adding...
6402824 Processes for preparing precipitated calcium carbonate compositions and the products thereof  
Processes for making high quality PCC compositions, and the resulting PCC products thereof. A precipitated calcium carbonate (PCC) composition is prepared by a process comprising the step of wet...
6387500 Multi-layered coatings and coated paper and paperboards  
A multi-layered coating for use preferably on paperboard or paper is disclosed wherein the coating contains at least two layers. The first layer contains at least one dark colorant, at least one...
6352956 Mixed powder containing a carbon compound  
A powder comprises a mixture of up to 40 weight percent activated cokes and inert materials. In the mixture, at least one of the inert material components is matched in terms of its grain size...
6342100 Bimolecular coated calcium carbonate and process of production thereof  
Bimolecular coated calcium carbonate and a process for controlled surface treatment of calcium carbonate according to which an amount of coating determined from the mean particle diameter (dp) of...
6312511 Kaolin clays and methods of making and using same  
High brightness kaolin pigments and methods of making high brightness kaolin pigments are provided. Both delaminated and nondelaminated clays are provided having typical brightness of 87 or higher....
6284034 Pigment materials and their use in coating compositions  
A pigment material for use in a coating composition suitable for coating a sheet material to be printed by an electrophotographic printer which pigment material comprises a blend of Components A...
6270564 Process for the bleaching of pigments  
The invention relates to a process for the bleaching of a mineral pigment or a synthetic pigment, in which process the pigment to be bleached is contacted with a solution which contains peracetic...
6231660 Manufactured granular substrate and method for producing the same  
A manufactured granular substrate composition suitable for use as a carrier for active chemical agents. The composition includes about 65 wt % or more of one or more mineral components having a...
6228161 Use of calcium carbonate in an acidic aqueous media  
The present invention relates to an acid-stabilized calcium carbonate slurry having a pH of less than 7, preferably between about 6 and about 7, containing water, calcium carbonate, preferably...
6221146 Method for the production of precipitated calcium carbonate having a selected crystal form, products produced thereby and their uses  
A method of producing a precipitated calcium carbonate (pcc) product which has a coarse crystalline form which comprises the steps of: (a) preparing a suspension in an aqueous medium of calcium...
6180128 Non-carcinogenic substitute for play sand  
A material for use in children's sand boxes, play sets and play areas that is not hazardous to the health of humans and comprises calcium carbonate or calcium magnesium carbonate.
6143065 Precipitated calcium carbonate product having improved brightness and method of preparing the same  
A method of significantly improving the brightness and shade properties of a high quality PCC product. The method includes providing a calcium containing feed source that contains discoloring...
6143064 Pigment particles coated with precipitated calcium carbonate and a process for the preparation thereof  
This invention relates to a pigment particle product and a method for its preparation. According to the invention pigment particles, such as kaolin, natural calcium carbonate or titanium dioxide,...
Matches 1 - 50 out of 274 1 2 3 4 5 6 >