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Imerys Minerals Limited

Imerys Minerals Limited Patent applications
Patent application numberTitlePublished
20110259537PAPER FILLER COMPOSITION - A method for preparing an aqueous suspension comprising microfibrillated cellulose and inorganic particulate material, the method comprising a step of microfibrillating a fibrous substrate comprising cellulose in an aqueous environment in the presence of an inorganic particulate material.10-27-2011
20110168057MINERAL BLENDS FOR LOW-TITANIA COATINGS - A coating composition may include a coating vehicle, kaolin having a d07-14-2011
20110147682MAGNESIUM HYDROXIDE - A method of making magnesium hydroxide may include calcining a mineral source of magnesium carbonate to form magnesium oxide, and slaking the magnesium oxide in water. When the mineral source of magnesium carbonate further includes a mineral source of calcium carbonate, the calcination may be carried out such that less than about 20 wt % calcium oxide is formed following calcining and prior to slaking in water.06-23-2011
20100130666Particulate Glass Compositions and Methods of Production - There is disclosed a composition comprising a fine particulate glass cullet. The particulate material may be obtained by a suitable grinding process. The particulate cullet is useful as an inexpensive filler for polymer compositions and in abrasive compositions.05-27-2010
20100076140Grinding and Beneficiation of Brucite - The invention provides a method for preparing particulate brucite comprising grinding and beneficiating particulate brucite wherein the ground beneficiated particulate brucite has a d03-25-2010
20100048790Particulate Material - There is disclosed a particulate glass cullet having a d02-25-2010
20080303005Infrared Absorbing Polymer Compositions and Films - The invention provides the use of a dehydrated particulate mineral having a d12-11-2008
20080287554Dispersions of Inorganic Particulates - A dispersion of a particulate inorganic material comprises a non-aqueous liquid medium containing a particulate inorganic material dispersed therein and an effective amount of one or more dispersing agent which serves to maintain the particulate inorganic material in dispersion in the non-aqueous medium, wherein the particulate inorganic material has an average particle size (d11-20-2008
20080264295Treatment of Metakaolin - A method for increasing the brightness of metakaolins comprises calcining a metakaolin under reducing conditions. The calcined metakaolins are suitable for use in a variety of applications including in polymer products and paints.10-30-2008

Patent applications by Imerys Minerals Limited