Omya International Ag

Coatex S.a.

Omya Sa

Omya Ag

Omya S.a.s.

Onya International Ag

Pierre Blanchard

Georges Ravet

Maurice Husson

Martin Brunner

Patrick Trouve

Tazio Fornera

Jean-Pierre Fichou

Jean-Bernard Egraz

Michael Tinkl

Matthias Welker

Beat Karth

Pascal Gonnon

Jürgen Spehn

Holger Müller

Jean-Pierre Elgoyhen

Michael Knerr

Francesco Pullega

Christoph Hirsiger

Christophe René Pierre Roux

Karsten Udo Schulz

Detlef Gysau

Marion Loman-Oonk, Legal Representative

Jean Pierre Fichou

Sulejman Zendeli

Christophe Rene Roux

Jurgen Spehn

Holger Muller

The present invention relates to a mono or multi-layer polyester film, a process for producing the mono or multi-layer polyester film, an article comprising the mono or multi-layer polyester film as well as the use of the mono or multi-layer polyester film packaging products, insulating materials, solar, marine or aviation applications, science, electronic or acoustic applications, wires, cables, radio frequency identifications, flexible circuits, graphic arts, stone paper, holograms, filter products, cosmetic products, household products imaging, recording media, or industrial products.

Surface-treated fillers for polyester films

The present invention relates to a mono or multi-layer biaxially oriented polypropylene film having a density of &#x2264;0.72 g/cm, a process for producing the mono or multi-layer biaxially oriented polypropylene film, the use of at least one natural calcium carbonate as cavitation agent in the mono or multi-layer biaxially oriented polypropylene film, an article comprising the mono or multi-layer biaxially oriented polypropylene film as well as the uses.

Calcium carbonate as cavitation agent for biaxially oriented polypropylene films

The present invention refers to a mineral matter powder preparation by wet process without acrylic additive or other grinding aid additives and to the use of said mineral matter after an optional hydrophobic treatment. Said mineral material having superior dispersing properties.

Mineral material powder with high dispersion ability and use of said mineral material powder

The present invention relates to a process for preparing a surface treated filler material product with mono-substituted succinic anhydride(s) and a mixture of aliphatic linear or branched carboxylic acids comprising stearic acid, a surface treated filler material product, a polymer composition, a fiber and/or filament and/or film and/or thread and/or sheet and/or pipe and/or profile and/or mold and/or, injection molds and/or blow mold comprising the surface treated filler material product and/or the polymer composition, an article comprising the surface treated filler material product and/or the polymer composition and/or the fiber and/or filament and/or film and/or thread and/or sheet and/or pipe and/or profile and/or mold and/or injection mold and/or blow mold as well as the use of at least one mono-substituted succinic anhydride and/or salty reaction product(s) thereof in combination with a mixture of aliphatic linear or branched carboxylic acids comprising stearic acid and/or salty reaction product(s) thereof, for improving the flowability of a surface treated filler material product and for improving the dispersion of the calcium carbonate in the polymer matrix of a polymer composition.

Process for preparing a surface treated filler material product with mono-substituted succinic anhydride(s) and a mixture of aliphatic linear or branched carboxylic acids comprising stearic acid

The present invention relates to a polymer composition comprising at least 20.0 wt.-%, based on the total weight of the polymer composition, of at least one biodegradable polymer resin, from 0.1 to 20.0 wt.-%, based on the total weight of the polymer composition, of at least one polyolefin selected from polyethylene and/or polypropylene and from 5.9 to 60.0 wt.-%, based on the total weight of the polymer composition, of an inorganic filler material dispersed in the at least one polyolefin and the at least one biodegradable polymer resin, a process for the preparation of such a polymer composition, the use of an inorganic filler material for increasing the thermal stability and/or processability of a polymer composition, the use of the polymer composition for the preparation of an article as well as in a process selected from extrusion process, co-extrusion process, blown film extrusion process, cast film extrusion or sheet extrusion process, extrusion coating process, injection molding process, blow molding process, thermoforming process as well as an article comprising the polymer composition.

Polymer composition filled with an inorganic filler material mixture

The invention relates to the selection of a natural calcium carbonate crushed to a high degree of fineness, possibly treated with one or more fatty acids or one or more of their salts or mixtures thereof, and its use as a rheology regulator for polymeric compositions. The specific surface area is 14 to 30 m/g measured according to the BET method to ISO 4652, and the oil absorption is greater than 16 measured according to ISO 787-V (Rub-out method). The conditions of mixing of the constituents and manufacture are improved, as well as the properties of the final product.

Rheology regulators such as ground natural calcium carbonates optionally treated with a fatty acid or salt and their use

The invention relates to the use of isotactic polypropylenes of very great fluidity for the preparation of concentrates of fillers which can be used in thermoplastics of the olefinic type such as polypropylene, polyethylene and as a general rule: the polymers used alone or in a mixture, based on ethylenic monomers containing 2 to 6 atoms of carbon polymerized alone or in a mixture. The invention also relates to the concentrates of fillers or master batches prepared from isotactic polypropylenes of very great fluidity. The invention finally relates to the loaded thermoplastic materials obtained with the addition of selected polypropylenes according to the invention, and the industrial products manufactured from, or containing, such thermoplastic materials.

Filler concentrates for use in thermoplastic materials

Method for processing a mineral fillers with a phosphate, said fillers and their uses

Method for the treatment of mineral fillers using organic phosphate treatment agents. Treated mineral fillers obtained by said method and suspension of these treated mineral fillers in polyols. Use of these suspensions in the manufacture of flexible, semirigid, or rigid polyurethane foams used for the manufacture of molded or nonmolded objects.

Treated mineral fillers suspensions of these fillers in polyols and their uses in polyurethane foams

Treated mineral fillers suspensions of these fillers in polyols and

The present invention relates to a method of dispersing or treating a mineral filler into a thermoplastic resin; the dispersing agent or agent for treatment of a mineral filler is a styrene-maleic anhydride copolymer, having an weight average molecular weight preferably between 1000 to 3000; the thermoplastic resin is selected from (a) a hydrocarbon homopolymer without an aryl group, (b) a copolymer without an aryl group, and with a molecule comprised of carbon, hydrogen and oxygen in which the content of oxygen atoms does not exceed 22% by weight or (c) a mixture of the above described homopolymer and copolymer; the mineral fillers are basic or have surfaces that have free hydroxyl groups. The present invention relates also to thermoplastic compounds which are highly filled, stable, fluid and homogeneous and which contain mineral agents; further these compositions are useful in the fabrication of plastic products.

Use of styrene and maleic anhydride copolymers as dispersing agents

Filled thermoplastic and/or thermosetting polymer compositions comprising a partially esterified carboxyl-group containing anhydride dispersant.

Dispersants derived from anhydrides, novel filled polymer compounds, and

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Reyrieux, France

Pierre Blanchard