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Paris, France

Imerys S.A. is a French multinational company which specialises in the production and processing of industrial minerals. It is headquartered in Paris and is a constituent of the CAC Mid 60 index. Imerys has operations in 50 countries and has more than 16,000 employees. It extracts and processes rocks and minerals on behalf of customers in the manufacturing and construction industries. Wikipedia.


Patent
Imerys | Date: 2015-09-02

A method for preparing an aqueous suspension may include providing a fibrous substrate comprising cellulose having a Canadian Standard freeness equal to or less than 700 cm


Patent
Imerys | Date: 2015-12-07

A process for making microcapsules may include i) forming a solution of a cross-linker in a liquid; ii) forming a slurry of a surface-modified particulate inorganic material in an aqueous medium; and iii) dispersing the solution of step i) in the slurry of step ii) and causing or allowing the cross-linker to react with the surface-modified particulate inorganic material so as to form a cross-linked microcapsule wall.


Disclosed herein are monofilament fibers comprising at least one polymeric resin and at least one coated filler, wherein the at least one coated filler has an average particle size of less than or equal to about 3 microns and/or has a top cut of less than or equal to about 10 microns, and wherein the at least one coated filler is present in an amount of less than or equal to about 50% by weight, relative to the total weight of the monofilament fibers. Also disclosed herein are methods for producing monofilament fibers comprising adding ground calcium carbonate to at least one polymeric resin and extruding the resulting mixture.


Patent
Imerys | Date: 2014-03-14

A process for modifying the paper burst strength enhancing attributes of microfibrillated cellulose may include subjecting an aqueous suspension including microfibrillated cellulose, and optionally inorganic particulate material, to high shear, wherein the high shear is generated, at least in part, by a moving shearing element, to modify the paper burst strength enhancing attributes of the microfibrillated cellulose. An aqueous suspension may include microfibrillated cellulose, and optionally inorganic particulate material, obtainable by the process. A papermaking composition and/or a paper product may be obtained from the process.


Patent
Imerys | Date: 2014-03-12

Composite structure comprising at least two nonwoven, polymeric layers bonded to each other, articles and products comprising or formed from said composite structure, and a process for making said composite structure

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