Apparatus (1) for grinding a suspension of a particulate solid material. The apparatus (1) comprises a grinding chamber (2), means(7, 8) for introducing a suspension of the particulate solid material into the grinding chamber (2) and an impeller (6) which is rotated and thereby agitates the particulate grinding medi...

A METHOD OF TREATING KAOLINITIC CLAYS

A method of producing a breathable film which comprises the steps of : (a) producing an inorganic particulate filler by treating particles of an alkaline particulate material copmprising an alkaline earth metal carbonate compound by reaction with a hydrophobising surface treatment agent comprising one or more ali...

Polymer compositions for example recycled polymer compositions processes for the production thereof functional fillers for use in said compositions and articles formed from the polymer compositions.

A METHOD OF TREATING KAOLINITIC CLAYS

Use of an inorganic and an organic dispersant to disperse a particulate mineral in aqueous medium for example wherein the inorganic dispersant is used to disperse the particulate mineral prior to a dewatering step and the organic dispersant is used to disperse the particulate mineral after the dewatering step and pr...

Compositions comprising an inorganic particulate mineral and an antimicrobial metal methods of making said compositions use of said compositions in a coating composition or in a polymeric article use of said compositions to inhibit the growth of one or more microbes and use of said compositions to eliminate one or m...

Polymer compositions comprising at least two polyethylene polymers for example recycled polymer compositions methods for the production thereof the use of functional fillers in said compositions and articles formed from the polymer compositions. Pipe having at least one wall the pipe having a nominal inside diameter...

The present invention relates to compositions such as filled and coated papers comprising microfibrillated cellulose and inorganic particulate material.

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.

Compatibilizer for a polymer blend use of the compatabilizer in a polymer a polymer blend comprising the compatabilizer an article formed from the polymer blend and methods for making the compatabilizer polymer blend and article.

Disclosed herein are methods for producing a particulate mineral material having a desired particle size distribution, including processing the mineral material at a first location, stabilizing the processed mineral, transporting the stabilized processed mineral to a second location; and further processing the stabi...

Apparatus (1) for grinding a suspension of a particulate solid material. The apparatus (1) comprises a grinding chamber (2), means(7, 8) for introducing a suspension of the particulate solid material into the grinding chamber (2) and an impeller (6) which is rotated and thereby agitates the particulate grinding medi...

A mobile facility and relates methods for producing an inorganic particulate material comprising: one or more grinders; a feeder for providing feed material to the one or more grinders; and auxiliary apparatus; wherein the facility is configured or adapted to produce an inorganic particulate material whereby the par...

The present invention relates to an inorganic particulate material suitable for use in polymeric films, compositions such as polymeric films comprising the inorganic particulate materials, methods of making said compositions and the various uses of the inorganic particulate materials and compositions. ...

Use of a fifed polymer resin in the manufacture of an article therefrom by injection moulding a method of manufacturing an article by injection moulding a filled polymer resin a method for enabling or improving the injection mouldability of a polymer resin comprising recycled polymer wherein the polymer resin com...

A method of grinding an inorganic particulate material in an aqueous suspension, wherein the said aqueous suspension includes a sub-effective amount of a dispersant for the inorganic particulate material.

Polymeric fibres their use in for examplecementitious construction materials and methods of making the polymeric fibres and materials comprising same including for example cementitious construction materials.

A coating composition comprising a binder an alkali earth metal compound and an anionic dispersant paper coated with said coating composition methods of making said coating composition and said paper and methods of printing.

A composition comprising at least one inorganic particulate material such as calcium carbonate use of a said composition in a barrier coating composition or in a paper coating composition a method for making said composition a method for making a paper coating composition and a method for making a coated product. ...

The present invention relates to alkaline earth metal carbonate particles comprising a coating of aliphatic carboxylic acids and/or their salts and their use as fillers in plastic materials or as extenders in offset ink.

A resin composition a cable or cable protection comprising or formed from said resin composition a rotomolded article comprising or formed from said resin composition an article of manufacture comprising or formed from said resin composition the resin composition comprising at least 15 % by weight polypropylene (PP)...

A method of manufacturing an article by injection moulding is disclosed the method comprising injection moulding an article from a polymer resin wherein the polymer resin comprises different types of recycled polymer and a compatibilizer comprising inorganic particulate material and a surface treatment agent on a su...

Use of a silicate mineral in a seed coating formulation a seed coating formulation comprising a silicate mineral a seed coated with said seed coating formulation and a method of making a coated seed.