Class / Patent application number | Description | Number of patent applications / Date published |
241016000 | To aid dispersion or prevent chemical reaction, deliquescence, agglomeration or frothing | 14 |
20090008485 | Crusher for Finely Crushing Solid Body and Method for Finely Crushing Solid Body - Crushing finely the chipped rubber such as that of waste tire is done by further small number of crushers, and the capture rate of the target size of the rubber particles is improved. | 01-08-2009 |
20090127358 | Media-agitation type wet disperser and method for dispersing fine particles - A media-agitation type wet disperser is provided which eliminates the group motion of media, attains high dispersion efficiency, and avoids wear problem. A cylindrical vessel having a feed opening for the treating material and a discharge opening for the treated material is equipped with a cylindrical separator and a rotor rotating while being fixed to a rotary shaft. The rotor is composed of pluralities of small rotors each having a cylindrical agitation part and a disk-shaped holding part. The agitation part has pluralities of throughholes connecting the inside and the outside thereof. | 05-21-2009 |
20100181395 | USE OF ACRYLIC COMB POLYMERS WITH HYDROPHOBIC GROUPS AS COUPLING AGENTS IN A METHOD FOR GRINDING MINERAL MATERIALS WITH BINDERS - The invention pertains to the use as a coupling agent, in a method for manufacturing self-binding particles by grinding at least one latex binder and at least one mineral material in an aqueous medium, of an aqueous solution of a fully or partially acidic water-soluble copolymer, present during the step of grinding, wherein the copolymer is made up of at least one ethylenically-unsaturated anionic monomer, and at least one ethylenically-unsaturated oxyalkylated monomer terminated by a hydrophobic alkyl, alkylaryl, arylakyl, or aryl chain having 10 to 32 carbon atoms. | 07-22-2010 |
20100193614 | PREPARATION OF NANOSCALAR UV ABSORBERS - Disclosed is a method of preparing a composition, comprising a micronised insoluble organic UV absorber, which method comprises grinding the insoluble organic UV absorber, in coarse particle form, in a grinding apparatus comprising yttrium-stabilized zirconium oxide grinding beads, in the presence of alkyl polyglucoside having the formula C | 08-05-2010 |
20100219269 | GRINDING METHOD FOR INORGANIC PARTICULATE MATERIAL - A method of preparing a steep particle size inorganic particulate material includes grinding an aqueous suspension of an inorganic particulate material having a solids content of less than 35% and including a sub-effective amount of a dispersant for the inorganic particulate material. The method may further include dewatering the aqueous suspension to a solids content of at least 50% and dispersing the dewatered aqueous suspension by adding an additional amount of dispersant, and wherein, after grinding, the inorganic particulate material has a steepness factor above 35. | 09-02-2010 |
20110095106 | RECYCLED ELASTOMER AND METHOD - The present disclosure provides a method comprising reducing the size of elastomeric particles in the presence of a liquid, wherein said liquid comprises an antidegradant and optionally a surfactant. Further provided is a method comprising bringing elastomeric particles into contact with a liquid, wherein said liquid comprises an antidegradant and, optionally, a surfactant. Also provided is an elastomeric particle that is created from an original elastomeric piece, where said elastomeric particle has an antidegradant concentration greater than that of the original elastomeric piece. Further provided is a rubber composition comprising the elastomeric particle. Additionally, the disclosure provides a tire containing a rubber composition that comprises the elastomeric particle. | 04-28-2011 |
20110108642 | PROCESS FOR PRODUCING SULFIDE-BASED SOLID ELECTROLYTE - The invention provides a process for producing a sulfide-based solid electrolyte, the process having: a raw material composition preparation step for preparing a raw material composition containing at least sulfur (S), an adhesion inhibitor addition step for adding to the raw material composition an adhesion inhibitor that inhibits formation of adhered substances including the unreacted raw material composition, on the inner surface of a milling pot during mechanical milling, and a vitrification step for synthesizing sulfide-based glass by carrying out mechanical milling on the raw material composition to which the adhesion inhibitor has been added. | 05-12-2011 |
20120217327 | PROCESS FOR DRY GRINDING OF ONE OR MORE MINERAL MATERIALS INCLUDING AT LEAST ONE CALCIUM CARBONATE - The present invention provides a process for dry grinding one or more mineral materials which include at least calcium carbonate. The process includes a) crushing the mineral material or materials in at least one crushing unit until a crushed material is obtained with a d95 of less than 10 cm, and dry grinding the material in at least one grinding unit (i) in the presence of at least one comb-type hydrophilic polymer containing at least polyalkylene oxide function grafted on to at least one unsaturated ethylene monomer, and (ii) in such a manner that the quantity of liquid in the grinding unit is less than 15% by dry weight of the material crushed in the crushing unit, wherein recovered material has a d50 of 0.5 to 500 microns. | 08-30-2012 |
20120228413 | METHOD OF INCREASING THE EFFICIENCY IN AN ORE SEPARATION PROCESS BY MEANS OF HYDROPHOBIC MAGNETIC PARTICLES BY TARGETED INPUT OF MECHANICAL ENERGY - The present invention relates to a process for separating at least one first material from a mixture comprising this at least one first material and at least one second material, which comprises the following steps (A) contacting of the mixture comprising at least one first material and at least one second material with at least one magnetic particle in the presence of at least one dispersion medium so that the at least one first material and the at least one magnetic particle agglomerate, (B) if appropriate, addition of further dispersion medium to the dispersion obtained in step (A), (C) separation of the agglomerate from step (A) or (B) from the mixture by application of a magnetic field, (D) and dissociation of the agglomerate separated off in step (C) in order to obtain the at least one first material and the at least one magnetic particle separately, with an energy input of at least 10 kW/m | 09-13-2012 |
20120318895 | PROCESS FOR DRY GRINDING OF ONE OR MORE MINERAL MATERIALS INCLUDING AT LEAST ONE CALCIUM CARBONATE - The present invention provides a process for dry grinding one or more mineral materials which include at least calcium carbonate. The process includes a) crushing the mineral material or materials in at least one crushing unit until a crushed material is obtained with a d95 of less than 10 cm, and dry grinding the material in at least one grinding unit (i) in the presence of at least one comb-type hydrophilic polymer containing at least polyalkylene oxide function grafted on to at least one unsaturated ethylene monomer, and (ii) in such a manner that the quantity of liquid in the grinding unit is less than 15% by dry weight of the material crushed in the crushing unit, wherein recovered material has a d50 of 0.5 to 500 microns. | 12-20-2012 |
20130056566 | USE OF GLYCEROL AS AN AGENT TO IMPROVE THE SELF-DISPERSING PROPERTIES OF A MINERAL MATERIAL TO BE ADDED TO AN AQUEOUS COMPOSITION - The invention consists of the use, during a mineral substance dry-grinding step, of formulations containing glycerol and/or polyglycerols as agents for improving the auto-dispersing characteristic of the said mineral substance in an aqueous composition. The immediate viscosity of the final composition is thus lowered and maintained stable over the course of time. In addition, the amount of foam formed during the dispersion in water step is reduced. | 03-07-2013 |
20130206876 | Method, System and Apparatus for the Deagglomeration and/or Disaggregation of Clustered Materials - A method of separating at least one cluster of a plurality of clustered particles of a specified material. The method includes: initiating the wetting of at least a portion of the plurality of cluster particles; disaggregating at least a portion of the wetted plurality of cluster particles into a disaggregated material including a plurality of smaller clusters, discrete particles or any combination thereof; and stabilizing at least a portion of the disaggregated material by reducing, eliminating or replacing specified controlling attractive forces. A system and apparatus for separating at least one cluster of a plurality of clustered particles of a specified material are also disclosed. | 08-15-2013 |
20150376415 | USE OF GLYCEROL AS AN AGENT TO IMPROVE THE SELF-DISPERSING PROPERTIES OF A MINERAL MATERIAL TO BE ADDED TO AN AQUEOUS COMPOSITION - The present disclosure relates to a method for improving the auto-dispersant characteristic in water of a mineral substance. The method includes the steps of dry-grinding, in the presence of a formulation, a mineral substance selected from a dolomite, talc, titanium dioxide, alumina, kaolin and calcium carbonate, wherein the formulation contains a polyglycerol and no glycerol. | 12-31-2015 |
20160181023 | METHOD FOR PRODUCING GRANULATED PARTICLES FOR ELECTROCHEMICAL DEVICE, ELECTRODE FOR ELECTROCHEMICAL DEVICE, AND ELECTROCHEMICAL DEVICE | 06-23-2016 |