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7578879 |
Effect pigments that are surface-modified with LCST and/or UCST polymers
The present invention relates to surface-modified effect pigments based on flake-form substrates which are distinguished by the fact that they are sheathed with one or more layers of immobilized...
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7579079 |
UV-stabilised particles
The present invention relates to UV-stabilised particles which are distinguished by the fact that they reflect or absorb light having wavelengths of from 290 to 500 nm. The invention furthermore...
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7470318 |
Synthetic mica based pearlescent pigments containing ferrites
A pearlescent pigment comprises (a) synthetic mica substrate, (b) calcined ferrite coating on the substrate, and (c) an outer layer or treatment wherein said outer layer or treatment was added to...
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7396587 |
Black film comprised of thermoplastic polyester
This invention relates to a single- or multilayer, oriented film formed from polyester and at least one inorganic black pigment. The inventive films include at least one layer which has, alongside...
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7303622 |
Lustrous black interference pigments
The present invention relates to lustrous black interference pigments based on a substrate mixture, characterised in that it has
(A) a coating of Fe 3 O 4 (B) a colorless coating consisting...
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7169222 |
Multilayer interference pigments
Multilayer interference pigment consisting of a transparent carrier material coated with alternating layers of metal oxides of low and high refractive index, the difference in the refractive...
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7018465 |
Aerosolized ceramic porcelains and glaze composition
A spray glaze or opaque composition for coating dental restorations and other surfaces and objects such as hobby ceramics that comprises about 4 to about 50 weight % glaze material, about 5 to...
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6984682 |
Color effect pigments and method of forming the same
A metallic effect pigment including a metallic, corrosion resistant reflective core of reflectivity from 40% to 80%; having deposited thereupon at least one dielectric coating layer formed of at...
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6884289 |
Colored pigments
The present invention relates to colored pigments based on multicoated platelet-shaped substrates which are distinguished by the fact that they comprise
(A) a coating having a refractive...
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6875264 |
Multi-layer effect pigment
A multilayer effect pigment includes a transparent substrate, a layer of high refractive index material on the substrate, and alternating layers of low refractive index and high refractive index...
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6858072 |
Surface-modified pearl pigment and process for producing the same
This invention provides a highly orientated surface-modified pearl pigment excellent in plane orientation (leafing effect). Disclosed are: a surface-modified pearl pigment wherein fine polymer...
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6849115 |
Method of manufacturing aluminum-substituted hematite
A method of manufacturing aluminum-substituted hematite represented by α-(Fe 1-x Al x ) 2 O 3 where x=0.01 to 0.15, by mixing an iron compound and an aluminum compound such that an atomic ratio...
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6821333 |
Color effect materials and production thereof
A color effect material is described as composed of a plurality of encapsulated substrate platelets in which each platelet is encapsulated with a highly reflective layer which acts as a reflector...
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6800125 |
Oxide metallic effect materials
A color effect material is described as composed of a plurality of encapsulated substrate platelets in which each platelet is encapsulated with a highly reflective silver layer which acts as a...
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6794037 |
High chroma effect materials
A color effect material is described as composed of a plurality of encapsulated substrate platelets in which each platelet is encapsulated with a highly reflective silver layer which acts as a...
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6783584 |
High-chromatic flaky pigment coated with semi-transparent film
To provide a high-chromatic flaky pigment with good colorability, and to provide a method for producing the flaky pigment in a simple and inexpensive plant. A high-chromatic flaky pigment of which...
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6743285 |
Pigment mixture comprising BiOCI pigments
The present invention relates to pigment mixtures in the form of a dispersion or powder, consisting of at least two components, where component A comprises coated or uncoated BiOCl pigments in the...
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6719837 |
Pearlescent pigments
The present invention relates to pearlescent pigments based on substrates coated with one or more layers of nitrides or oxynitrides to a method for the production of such pigments and their use in...
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6706109 |
Optically variable interference pigments
Optically variable interference pigments are composed of platelets of at least partly core-free titanium dioxide-coated substrate of about 1-25 mm particle size and an interference thickness of...
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6692561 |
Intensely colored interference pigments
The invention relates to intensely colored interference pigments based on multi-layered plate-like substrates with at least two sequences of layers consisting of (A) a colorless layer with a...
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6689205 |
Multilayer interference pigments
Multilayer interference pigment consisting of a transparent carrier material coated with alternating layers of metal oxides of low and high refractive index, the difference in the refractive...
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6680121 |
Bismuth-containing laser markable compositions and methods of making and using same
The present invention relates to additive, pigment or colorant materials which may be used for laser marking. The materials comprise oxides of bismuth and at least one additional metal. Preferred...
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6676741 |
Methods for producing enhanced interference pigments
Methods and apparatus are provided for uniformly depositing a coating material from a vaporization source onto a powdered substrate material to form a thin coalescence film of the coating material...
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6648957 |
Multilayer nacreous pigment
Multilayer pearl lustre pigment on the basis of a platelet-shaped substrate comprising a material of low refractive index in the range from 1.35 to 1.8, which comprises at least (i) one first...
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6648956 |
Pigment preparation
The invention relates to a nondusting, solvent-containing homogeneous pigment preparation that includes ≧70% by weight of one or more effect pigments 0.1-30% by weight of an organic solvent or...
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6645286 |
Iron effect pigments
The present invention is concerned with soft-magnetic iron effect pigments with metallic luster, which are produced by grinding reductively treated carbonyl iron powder, and which are passivated...
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6638353 |
Pigment preparation
The invention relates to a non-dusting homogeneous pigment preparation notable in that it comprises at least 40% by weight of one or more effect pigments, from 0.5 to 50% by weight of water and/or...
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6630018 |
Colored and coated plateletlike pigments
The invention relates to a platelet-shaped pigment having high luster and high covering power or high transparency, consisting of a transparent, inorganic, platelet-shaped matrix which can contain...
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6620233 |
Goniochromatic luster pigments which are based on titanium dioxide-coated siliceous platelets heated in a reductive atmosphere
Goniochromatic luster pigments are based on titanium dioxide-coated silicatic platelets which have been heated in a reducing atmosphere and which comprise at least one layer packet comprising A) a...
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6596070 |
Interference pigments
The present invention relates to interference pigments on the basis of multiply coated, platelet-shaped substrates which comprise at least one layer sequence comprising (A) a coating having a...
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6596061 |
Inorganic anti-corrosive pigments and method for the production thereof
Inorganic anti-corrosive pigments consist of surface-coated solids having a grain size of 0.1 to 75 μm. In order to improve the resistance of the paints and coatings containing such pigments,...
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6572695 |
BiOCI pigment
A bismuth oxychloride effect pigment has a carbon black particulate at about the surface of the crystals of the bismuth oxychloride. The pigment is prepared by, for instance, growing the bismuth...
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6551397 |
Pigment preparation
The present invention relates to a pigment preparation comprising BiOCl pigments, one or more luster pigments and spherical particles, and to the use thereof in printing inks, security printing...
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6547870 |
Pigment preparation
The invention relates to a non-dusting, homogeneous pigment preparation, comprising ≧40% by weight of one or more effect pigments, 0.5-60% by weight of a polyalkylene glycol and/or one or more...
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6544327 |
Pigment preparation
The invention relates to a non-dusting homogeneous pigment preparation which is notable in that it comprises at least 40% by weight of one or more effect pigments, from 0.5 to 60% by weight of an...
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6533858 |
Effect pigments with improved colorant adhesion
Non-bleeding, non-agglomerated, lustrous colored combination pigments constitute a platy substrate and absorption colorant bound thereto with metal hydroxides and one or more hydrolyzed silane...
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6533857 |
Gloss pigments comprising an absorbent low-refractive coating
Luster pigments based on multiply coated reflecting platelet-shaped substrates and comprising at least one layer packet comprising A) a low refractive coating which selectively absorbs visible...
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6508290 |
Method of preparing an aluminum-containing iron oxide nucleus
The invention relates to a method of preparing an aluminium-containing iron oxide nucleus with an α-FeOOH crystal structure from FeCl 2 . This nucleus is a suitable starting material for the...
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6508877 |
Process for the production of an aluminium-containing iron oxide crystallization nucleus
The present invention relates to a process for the production of an aluminum-containing iron oxide crystallization nucleus with a α-FeOOH crystal structure from FeCl 2 . This nucleus is suitable...
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6488757 |
After coating of pearl luster pigments with hydrophobic coupling reagents
The present invention relates to a pearl luster pigment on the basis of a platelet-shaped substrate coated with metal oxides and a top layer which is located on the metal oxide layer and can...
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6488758 |
Stabilization of pearl luster pigments
The invention relates to a pearl luster pigment which may possess a first, inner layer, consisting of a platelet-shaped substrate, a second layer, comprising one or more metal oxides, the first and...
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6485556 |
Interference pigments
Pearlescent pigment having a chromium coating thereon and an iron oxide coating on the chromium coating are intensely colored, almost phosphorescently colored, and are highly reflective.
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6447759 |
Ultraviolet absorbent
To provide an ultraviolet absorbent having high UV shieldability, especially UV-A shieldability, high transparency and good dispersibility. An ultraviolet absorbent, which comprises a flaky...
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6432195 |
Pigment preparation with modified colophony resins
The invention relates to a non-dusting, homogeneous pigment preparation which is distinguished by the fact that it comprises at least 40% by weight of one or more effect pigments and 0.5-59.5% by...
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6428773 |
Shadow-effect cosmetic composition
The invention relates to a cosmetic composition, containing a four-layered interference pigment comprising an innermost layer of mica, a first outer layer of a colored pigment, a second outer...
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6409815 |
Surface-modified conductive pigment
Surface-modified conductive pigment obtainable by partial coating of a conductive pigment with an organic modifying agent. The modifying agent is an organometallic compound of the elements silicon,...
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6361593 |
Lustrous interference pigments with black absorption color
A lustrous interference pigment with a black absorption color is obtained by forming a mica coated with hydrous titanium, iron and cobalt or chromium oxides, calcining the coated mica and then...
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6350509 |
Coating structure
A coating structure includes a color base, a first coating layer placed on the color base, and transparent brilliant members contained in the first coating layer, each brilliant member including an...
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6325847 |
Precious metal color effect materials and production thereof
A precious metal color effect material is composed of a plurality of encapsulated substrate platelets in which each platelet is encapsulated with a first layer selected from the group consisting of...
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6280520 |
Multilayer pearl luster pigment based on an opaque substrate
Multilayer pearl luster pigment based on an absorbing platelet-shaped substrate which is coated with alternating layers of a material of low refractive index and a material of high refractive...
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