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7615587 |
Grinding aid of mineral materials in aqueous suspension, resulting aqueous suspensions and uses thereof
The invention concerns the use of hydrosoluble homopolymers and/or copolymers of acrylic/or methacrylic acid with one or more acrylic, vinyl or allyl monomers as an aid to the grinding of mineral...
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7553365 |
Water-based pigment dispersions, inkjet recording inks, and color filters
An aqueous pigment dispersion is produced by ultrafinely dispersing a pigment dispersion mixture, which has been obtained by mixing at least a pigment and a dispersant in an aqueous medium, with...
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7538142 |
Method and device for producing dispersions
A method and device for producing a finely divided dispersion of solids having a mean particle size of 10 nm to 10 µm, in which at least two flows of a predispersion are sprayed by means of pumps,...
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7451943 |
Marking liquid method of preparation and product produced thereby
A method of preparation of a liquid electrostatographic toner or liquid ink jet ink which includes the steps of heating a marking particle mix of particles of a resin and a colourant blend in a...
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7398935 |
Methods and compositions for dust control and freeze control
Dust control and/or freeze control compositions and methods of using the compositions are provided. In an embodiment, the present invention provides methods of utilizing the dust control and/or...
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7381303 |
System and method for controlling a thermo-mechanical wood pulp refiner
Thermomechanical pulp is an important process for producing fibrous mass used in papermaking. A two-level control strategy that stabilizes and optimizes the refining process has been developed. The...
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7364638 |
Process for the hot dispersing of a paper fiber stock
The present invention is directed to a process for the hot dispersing of a paper fiber stock that includes providing an aqueous paper fiber stock and pressing the aqueous fiber stock in a...
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7309391 |
Aluminum flake pigment comprising aluminum flakes as basic particles, method of manufacturing the same, and paint and ink employing the same
An aluminum flake pigment containing aluminum flakes as basic particles, said aluminum flakes having an average particle diameter in the range of 3 to 20 μm and an average value of minimum...
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7306846 |
Flowable and meterable densified fiber particle
Discrete particles of cellulosic material are flowable and meterable. They are easily dispersible in an aqueous or a dry medium. The particles comprise singulated cellulose fibers that have been...
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7300974 |
Rheology regulators such as ground natural calcium carbonates optionally treated with a fatty acid or salt and their use
The invention relates to the selection of a natural calcium carbonate crushed to a high degree of fineness, possibly treated with one or more fatty acids or one or more of their salts or mixtures...
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7297205 |
Use of polyacrylic acids as grinding aids for calcium carbonate
The invention relates to the use of polyacrylic acids which contain organic terminal groups containing sulphur, comprising at least two carbon atoms, having an average molecular weight M w of 5...
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7267291 |
Additive for increasing the density of an oil-based fluid and fluid comprising such additive
A wellbore fluid having an oleaginous phase and an additive for increasing the density of the wellbore fluid. The additive comprises solid colloidal particles coated with a dispersant during the...
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7163580 |
Aluminum flake pigment, paint composition and ink composition containing the same, and films thereof
In order to provide an aluminum flake pigment having excellent metallic luster, fine-grainedness and a plating-like appearance presenting silvery classiness, an aluminum flake pigment, obtained by...
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7108800 |
Method for preventing the agglomeration or generation of dust from a particulate material comprising coal
A method of preventing the generation of dust or agglomeration of particulate material comprising coal by applying to the particulate material a mixture of from about 45 to about 90 weight percent...
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6991190 |
Process for producing dispersions
A finely divided, stable dispersion of a solid is produced by: spraying at least two streams of a preliminary dispersion, each through a separate nozzle by pumps, onto a collision point in a...
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6837452 |
Flowable and meterable densified fiber flake
A process for making singulated pulp flakes is provided. The process includes dewatering liquid pulp stock to a consistency of about 30 to about 50% solids. The process includes initial flaking to...
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6832735 |
Post-processed nanoscale powders and method for such post-processing
Post-processing methods for nanoparticles are disclosed. Methods for real time quality control of nanoscale powder manufacture are discussed. Uses of post-processed particles and consolidation...
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6824086 |
Method of creating ultra-fine particles of materials using a high-pressure mill
A method for creating ultra-fine particles of material using a high-pressure mill is described. The method includes placing a material in a first chamber and subjecting the material to a...
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6780218 |
Production process for niobium powder
A niobium hydride or niobium hydride alloy is ground at a temperature of −200 to 30° C. in the presence of a dispersion medium to obtain a niobium powder for capacitors, having a low oxygen...
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6664299 |
Masterbatch method for economically and efficiently producing soap dispersions in textile fluids for synthetic fiber treatment
A method for preparing dispersions of solid salts of fatty acids in low polarity liquids where a concentrated mixture of at least 50 percent of the solid salts of fatty acids in a low polarity...
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6592989 |
Method for synthesis of hydroxyapatite, and hydroxyapatite complex and method for preparing the same
The present invention provides a method of synthesizing hydroxy apatite comprising the steps of preparing a mixed material slurry by dispersing calcium hydroxide (Ca(OH) 2 ) powder into a...
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6579394 |
Method of producing ceramic slurry, ceramic slurry composition, ceramic green sheet and multilayer ceramic electronic part
A method of producing ceramic slurry capable of producing uniformly dispersed ceramic slurry without excessively damaging a ceramic powder, and a method of producing a ceramic slurry composition...
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6558807 |
Oxide magnetic material, coil components using the same, and method for producing oxide magnetic materials and coil components
To use a media agitating mill of a wet internal circulation type when grinding materials, and offer oxide magnetic materials and coils in which influences of ZrO 2 and Y 2 O 3 mixing when using...
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6520837 |
Method and apparatus for ultrafine grinding and/or mixing of solid particles
In a method for ultrafine grinding of solid particulate material to mean particle sizes far below 1 micrometer and/or for mixing of powder and agglomerate material with mean particle sizes in the...
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6415996 |
Dynamic control and enhanced chemical milling of ceramics to submicron particle sizes
Chemically aided milling of ceramic powders is disclosed. Carrier suspension, usually aqueous, of the ceramic powder may have added to it a dispersing agent and a passivating agent, followed by...
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6403019 |
Process for preparing sintered body of aluminum titanate
The present invention provides a process for preparing a raw material powder for producing a sintered body of aluminum titanate comprising: pulverizing a mixture containing: (1) 100 parts by...
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6402826 |
Kaolin clay pigment for paper coating and method for producing same
A kaolin clay pigment comprises a coarse kaolin clay or a blend of a coarse kaolin clay with a fine kaolin clay. The coarse kaolin clay is a delaminated and defined pigment product with an overall...
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6382537 |
Method for reductive dehalogenation of halogen-organic substances
The invention relates to a method for reductive dehalogenation of halogen-organic substances which can be used in solid or liquid mixtures of substances. When the parameters of the inventive method...
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6364224 |
Drying suspensions of materials
An apparatus and a process for drying a suspension of a finely divided particulate solid material to produce the solid material in a substantially dry and unagglomerated form. The apparatus...
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6360974 |
Powder slurry coating composition
A powder slurry coating composition is prepared by adding individual particulate materials including at least one resin powder to an aqueous medium and then milling the dispersed particulate...
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6318123 |
Method for granulating a liquid slag bath and device for carrying out the method
The method for granulating liquid slag melts, in particular blast furnace slag, in which the melt (2) is ejected into a cooling chamber via a slag tundish (1) and in which fluid under pressure, in...
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6227467 |
Fuels blending system
A system for producing a suitable fuel from waste material including a dispersion tank in which a rotating impeller is positioned in the bottom of such tank in close spaced relationship above a...
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6224003 |
Process for reducing the particle size of porous organic polymers and products produced therefrom
A process for reducing the particle size of porous organic polymers by subjecting an aqueous slurry of the porous organic polymers to a cutting action and recovering particles of reduced mean...
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6221148 |
Manufacture of improved metakaolin by grinding and use in cement-based composites and alkali-activated systems
In one embodiment, the present invention relates to a method of making a highly reactive pozzolan, involving the steps of forming a slurry comprising metakaolin and a liquid; wet milling the...
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6164571 |
Recovery of precious metals from circuit boards
This invention is based upon the unexpected discovery that the crosslinks in thermoset plastics can be broken by heating to a temperature of at least about 150° C. under a pressure of at least...
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6135372 |
Hydroxy-carboxylic acid grinding aids
A grinding composition is disclosed for the grinding particulate metal containing minerals containing as a grinding aid at least one hydroxy-carboxylic acid of five to six carbon atoms, containing...
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6103005 |
Compositions of large particle calcined kaolin clay and methods of making the same
The present invention provides compositions, and method for making same, comprising large particle size, calcined kaolin clays that, when used in paint formulations, provide paints having low sheen...
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6087404 |
Preparation of systems of ground particulate material
There is disclosed a process for preparing a concentrated aqueous suspension of a finely ground particular material, which process comprises (a) preparing an aqueous suspension comprising at least...
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6076752 |
Method and apparatus for inert gas purging/temperature control for pulverizing/grinding system
In a grinding/pulverizing system the combustion of the material being processed is avoided by grinding or pulverizing the material at temperatures below the combustion temperature of the material,...
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6037380 |
Ultra-fine microcrystalline cellulose compositions and process
Ultra-fine microcrystalline cellulose compositions are disclosed which produce highly stable suspensions and/or dispersions in which substantially all of the microcrystalline cellulose has a...
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6003795 |
Preparations of suspensions of ground particulate material
There is disclosed a method of preparing a concentrated aqueous suspension of a finely ground particulate material by a multistage grinding process in which an aqueous suspension of the particulate...
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5980592 |
Method of processing problematic, organic, chemical wastes, and a plant for carrying out the method
A method and a plant for processing problematic, organic, chemical wastes for the disposal thereof. The different types of waste are collected in separate portions and the liquid waste portions are...
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5977224 |
Roll press grinding aid for granulated blast furnace slag
A grinding aid and an enhanced roll press method of grinding granulated blast-furnace slag by treating the slag feed of the roll press with from about 0.002 to 0.2 weight percent of polyacrylic...
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5976320 |
Method for producing paper pulp from fibers of annual plants
A method for producing paper pulp containing fibers of annual plants or of secondary raw materials produced therefrom, whereby fiber materials are shortened to a length which permits production of...
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5973057 |
Process for deaggregating silicic acid
Deaggregated highly disperse silicic acid, in which the average particle size is less than 100 nm, preferably less than 50 nm, is prepared by extremely high mechanical stress. The deaggregated...
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5967964 |
Aqueous dispersion slurry of inorganic particles and production methods thereof
The present invention provides production methods for aqueous dispersion slurry of inorganic particles which are so stable as not to increase in viscosity, gel or sediment even if stored for a long...
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5948323 |
Colloidal particles of solid flame retardant and smoke suppressant compounds and methods for making them
The present invention concerns finely divided particles of compounds that provide flame retardancy and/or smoke suppressant properties to fibers, textiles, polymeric articles, paper, paint, coating...
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5922296 |
Method for making particulate sodium polyborate
The disclosed method minimizes the tendency of sodium polyborate (the chemical compound obtained from boric acid and sodium sulfate) to set up into a plaster of Paris-like mass during the reaction...
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5906962 |
Non-aqueous suspension concentrates of highly water-soluble solids
Stable, concentrated non-aqueous suspensions of water-soluble solids are prepared by using a water soluble active compound comprising water hydratable polysaccharides, biocides, fertilizers and...
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5902711 |
Method to media mill particles using crosslinked polymer media and organic solvent
A process of forming milled solid particles of a compound comprising milling solid particles of the compound in a liquid organic medium continuous phase in the presence of polymeric milling media...
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