C09C1/021

Basecoat and associated paperboard structure

A basecoat including a pigment blend that includes a ground calcium carbonate component and a hyperplaty clay component, wherein the ground calcium carbonate component has a coarse particle size distribution, and wherein the hyperplaty clay component has an average aspect ratio of at least 40:1.

Surface-mineralized organic fibers

The present invention relates to surface-mineralized organic fibers comprising organic fibers having a length in the millimeter range, the surface of which is at least partially coated with finely divided alkaline earth carbonate nanoparticles by means of binders based on copolymers comprising as monomers one or more dicarboxylic acids and one or more monomers from the group of diamines, triamines, dialkanolamines or trialkanolamines and epichlorohydrin, a method for producing such surface-mineralized organic fibers, aqueous slurries thereof, their use in papermaking, in surface finishing of paper, plastic, cement and clay surfaces, in paints and varnishes and the use of the inventive binders for coating the organic fibers with nano alkaline earth carbonates.

Production of high purity precipitated calcium carbonate

The present invention relates to a process for the preparation of precipitated calcium carbonate comprising the steps of a) providing and calcining calcium carbonate comprising material; b) slaking the reaction product obtained from step a) with an aqueous ammonium chloride solution; c) separating insoluble components from the calcium chloride solution obtained from step b); d) carbonating the calcium chloride solution obtained from step c); e) separating the precipitated calcium carbonate obtained from step d); the precipitated calcium carbonate obtained by this process, as well as uses thereof.

Preparation of pigments

The present invention relates to an aqueous calcium carbonate containing composition, to methods for producing such aqueous calcium carbonate containing compositions and to the use of the aqueous calcium carbonate containing composition in paper, paper coating, plastics and/or paint applications and as filler in paper.

Process for manufacturing white pigment containing products
09725576 · 2017-08-08 · ·

The present invention concerns a process for manufacturing white pigment containing products. The white pigment containing products are obtained from at least one white pigment and impurities containing material via froth flotation.

Surface modified pigment

A composition comprising a pigment particle that is coated with a cationic material and isopropyl titanium tri-isostearate. The pigment particle can be included in a cleansing composition for deposition on a surface, such as skin.

Process for the preparation of an aqueous solution comprising at least one earth alkali hydrogen carbonate and its use

The present invention refers to a process for the preparation of an aqueous solution comprising at least one earth alkali hydrogen carbonate and its uses.

SURFACE-TREATED FILLERS FOR BREATHABLE FILMS

The present invention relates to a breathable film comprising at least one thermoplastic polymer and a surface-treated filler material product comprising a treatment layer comprising at least one mono-substituted succinic anhydride and/or at least one mono-substituted succinic acid and/or salty reaction product(s) thereof, a process for producing the same, and the use thereof. Furthermore, the present invention is directed to the use of a surface-treated filler material product comprising a treatment layer comprising at least one mono-substituted succinic anhydride and/or at least one mono-substituted succinic acid and/or salty reaction product(s) thereof in breathable films.

NOVEL ASPHALT-BASED DUST CONTROL FORMULATIONS
20170218289 · 2017-08-03 ·

This disclosure describes formulations and methods for dust control, for example, coal topping, a term which refers to the application of liquid products to the top of coal loads, such as those in open topped coal hopper railcars as commonly used today to transport coal. Disclosed herein are asphalt-based emulsion formulations that accomplish dust control during industrial operations in which dust handling is required.

Heavy calcium carbonate, production method therefor, and resin composition containing said calcium carbonate

A surface-treated heavy calcium carbonate is provided which is useful for a film exactly controlled in its pore diameter and for easily hydrolyzable polyester resins. A heavy calcium carbonate is also provided which is compounded in a curable resin such as a one-component moisture-curable adhesive and a sealant either without any pre-drying treatment or by simple pre-drying treatment. A surface-treated heavy calcium carbonate satisfying 13,000≤A≤25,000, 0.8≤B≤3.0, C≥0.55, and 0≤D1≤1000, or 8,000≤A≤25,000, 0.8≤B≤15, 0≤C1≤1000, and 0≤C2≤150 wherein: A: specific surface area (cm.sup.2/g), B: average particle diameter (μm): 50% particle diameter (d50) (μm), C: 10% particle diameter (μm), D1, C1: water content at between 25° C. and 300° C. by a Karl-Fischer method (heating vaporization method) (ppm), and C2: water content at between 200° C. and 300° C. by the same method.