Merck Patent Gmbh

Ryuta Suzuki

Katsuhisa Nitta

Sabine Schoen

Gerhard Pfaff

Satoru Kobayashi

Yukitaka Watanabe

Fumiko Sasaki

Koshiro Kunii

Noriyuki Matsuda

Yuji Takenaka

Ruediger Oesten

Atsuko Nishimagi

Kazuhisa Azuma

Alpha-Alumina flakes having a particle thickness of 130-400 nm, a D-value of 15-30 μm, a D-value of 30-45 μm and a D-value of <9.5 μm. Use of the alumina flakes in varnishes, paints, automotive coatings printing inks, masterbatches, plastics and cosmetic formulations. Also, use of the alumina flakes as a substrate for effect pigments and in organic dyes.

Alpha-alumina flakes

α-alumina flakes

The present invention relates to an additive for laser-markable and/or laser-weldable polymer materials, and in particular to the use of pigments which comprise niobium-doped titanium dioxide as laser absorbing additive in polymer materials, to polymer materials which comprise a laser absorbing additive of this type and to a laser-marked or laser-welded product comprising at least one polymer material and niobium-doped titanium dioxide containing pigments as laser absorbing additive.

Additive for laser-markable and laser-weldable polymer materials

A blended composition containing uncoated AlOflakes having a thickness of &#x2265;500 nm and a D-value of 15-30 &#x3bc;m and a D-value of 30-45 &#x3bc;m, and/or coated AlOflakes having a thickness of &#x2265;500 nm and a D-value of 15-30 &#x3bc;m and a D-value of 30-45 &#x3bc;m, which have been coated with at least one layer of a metal oxide, mixtures of at least two metal oxides, metal, metal sulphide, titanium suboxide, titanium oxynitride, FeO(OH), metal alloys and/or rare earth compounds, and their use in various formulations.

The present invention relates to alumina flakes having a defined thickness and particle size distribution and to their use in varnishes, paints, automotive coatings printing inks, masterbatches, plastics and cosmetic formulations and as substrate for effect pigments.

&#x3b1;-alumina flakes

Alpha-Alumina flakes having a particle thickness of 130-400 nm, a D-value of 15-30 &#x3bc;m, a D-value of 30-45 &#x3bc;m and a D-value of &#x3c;9.5 &#x3bc;m. Use of the alumina flakes in varnishes, paints, automotive coatings printing inks, masterbatches, plastics and cosmetic formulations. Also, use of the alumina flakes as a substrate for effect pigments and in organic dyes.

Alpha-Alumina flakes having a particle thickness of 550-1000 nm, a D-value of 15-30 &#x3bc;m, a D-value of 30-45 &#x3bc;m and a D-value of &#x2264;9.0 &#x3bc;m. Use of the alumina flakes in varnishes, paints, automotive coatings printing inks, masterbatches, plastics and cosmetic formulations. Also, use of the alumina flakes as a substrate for effect pigments and in organic dyes.

The present invention is related to a method for the production of single crystalline MgTiOflakes, in particular in the geikielite crystal structure, to single crystalline MgTiOflakes obtained by this method as well as to the use thereof, in particular as pigments in several application media.

Method for the production of single crystalline MgTiO3 flakes

The present invention is related to a method for the production of single crystalline TiOflakes in the rutile crystal structure, to single crystalline TiOflakes obtained by this method as well as to the use thereof, especially as pigments in several application media.

[object Object]

A positive-electrode active material for non-aqueous electrolyte secondary cells which combine improved discharge property and operational safety, and a process for preparing the same are provided. The positive-electrode active material comprises a base and one or more layers for coating the base, wherein at least one of the layers is a coating layer comprising one or more metallic components and one or more components selected from the group consisting of sulfur, selenium, and tellurium.

Growing community of inventors

Fukushima-ken, Japan

Ryuta Suzuki