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4325741 |
Fibroin-coated pigment and processes for producing same
A fibroin-coated pigment and two processes for producing the same are disclosed. The fibroin-coated pigment comprises a carrier pigment in the form of finely divided particles whose surfaces are...
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4323554 |
Preparation and use of improved pearlescent pigments of high light fastness
Colored material-containing pearlescent pigments based on mica flakes coated with metal oxide contain as colored material, a colored aluminum lake which is fixed as a water-insoluble compound on...
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4309480 |
Iron blue nacreous pigments
An iron blue coated substrate nacreous pigment which yields less than ten parts per million of water-soluble cyanide due to the stability thereof to heat during drying is prepared by the admixing...
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4269628 |
Compositions of vermiculite lamellae and solid particulate materials
A composition comprising vermiculite lamellae (delaminated vermiculite) and one or more solid particulate materials which have a basic reaction in water, especially magnesium oxide. These...
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4217455 |
Preparation of transparent and easily dispersible perylene-3,4,9,10-tetracarboxylic acid diimide pigments of high tinctorial strength
A process for the preparation of transparent pigmentary forms, of high tinctorial strength, of perylene-3,4,9,10-tetracarboxylic acid bis-p-phenetidide and bis-p-chloroanilide, in which the diimide...
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4192691 |
Metal oxide platelets as nacreous pigments
Unsupported metal oxide platey nacreous pigments are derived from metal oxide coated mica by a unique dissolution process and show higher luster and coverage than the pigment from which they are...
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4184880 |
Aqueous polysiloxane emulsions with mica treated with organosilicon compound
Aqueous diorganopolysiloxane emulsions containing dispersed inorganic silicates which have been treated with an organosilicon compound to impart hydrophobic properties thereto. The resultant...
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4168986 |
Method for preparing lamellar pigments
A method for the production of lamellar pigments by a vacuum deposition process is described. The method involves the deposition of a thin layer of sodium fluoride release-substrate material upon a...
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4134776 |
Exterior grade titanium dioxide coated mica
This invention relates to a titanium dioxide coated mica platey pigment which displays high luster or reflectivity in a suitable coating on a smooth surface, and which has a high resistance to...
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4132667 |
Corrosion inhibiting molybdate pigment and preparation thereof
A novel group of corrosion inhibiting pigments has been discovered, which is based on zinc molybdate compounds selected from sodium zinc molybdate, potassium zinc molybdate, ammonium zinc molybdate...
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4128435 |
Lustrous pigments for pigmenting casein plastics
Pigmented substantially crack-free casein plastic compositions containing a minor, luster-imparting quantity of coated mica platelets, wherein at least 75% of the pigment particles possess an...
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4086100 |
Rutile-containing lustrous pigments
Mica flake-based lustrous pigments having a plurality of TiO 2 and SnO 2 layers thereon comprising at least one succession of rutile/SnO 2 /rutile have improved properties, including light and...
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4084983 |
Dyed lustrous pigments
Lustrous pigments having a wide range of colors and especially suitable for the cosmetics industry are produced by forming an aluminum lake on a micaceous pigment coated with aluminum hydroxide.
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4076551 |
Carbon black-containing pigments and process for their preparation
A process for the preparation of carbon black-containing pigments consists essentially of precipitation of a carbon black-containing metal hydroxide or bismuth oxychloride layer on substrate...
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4067819 |
Synthetic tetra-silicic mica and water sol thereof
This invention relates to a process for producing a tetra-silicic mica having the formula Na 0 .6 - 0.8 Mg 2 .6 - 2.7 (Si 4 O 10 )F 2 which comprises mixing components selected from the group of...
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4065158 |
Recording sheet for forming intensely colored iridescent indicia
A novel printing surface for recording indicia by an intensely colored iridescent interference color is provided by a white thin film of an iridescent pigment on a base web. The vivid color is...
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4047969 |
Iron blue nacreous coated pigments
By addition of ferric ions to a ferrocyanide solution and adjustment of the pH, Iron Blue is directly precipitated and adheres to a mica or metal oxide coated mica substrate.
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4040859 |
Tin-containing lustrous pigments
Lustrous pigments based on mica flakes coated with metal oxides have a very uniform coating layer of tin dioxide, which can contain aluminum oxide, or the hydrates thereof.
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4038099 |
Rutile-coated mica nacreous pigments and process for the preparation thereof
Nacreous pigment products comprising mica particles coated with translucent layers consisting essentially of titanium dioxide in the rutile form. A process for the preparation of such pigment...
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4028134 |
Reinforced resin filler compositions
Reinforced synthetic polyester resin compositions are provided having 10 to 60 percent by weight of resin, 1 to 30 percent by weight of glass spheres, 10 to 60 percent by weight of Suzorite mica...
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4017326 |
Enhancement of iridescent colors to provide vivid recording colors
Iridescent pigments, of the type which comprise colorless micaceous substrates having thereon at least one overcoating of an essentially transparent material with a refractive index over about 2.0,...
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4000109 |
Thermoplastic polyester compositions
Poly(tetramethylene terephthalate) compositions containing at least 2.5% by weight of the composition of a finely divided metal borate stable under the normal processing conditions for the polyester.
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3926659 |
Iron-containing mica flake pigments
Novel mica flake pigments optionally coated with TiO 2 , ZrO 2 and/or the hydrates thereof, having a uniform iron-containing layer thereon consisting of an iron(III) oxide hydroxide, magnetite...
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3925095 |
Free-flowing dispersible inorganic pigment of filler compositions containing hydroxyalkylate alkylene diamines
A free-flowing, dispersible composition comprising an inorganic pigment or filler and a hydroxyalkylated alkylene diamine advantageously of the formula ##SPC1## In which R is an alkylene radical of...
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3861946 |
TITANIUM DIOXIDE NACREOUS PIGMENTS AND PROCESS FOR THE PREPARATION THEREOF
Nacreous pigments comprising crystalline TiO 2 platelets, either supported on corresponding plate-like calcium sulfate anhydrite particles or self-supporting. The pigments are prepared by...
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3819566 |
PREPARATION OF NACREOUS PIGMENTED PLASTIC OBJECTS
The surface stripping of titanium dioxide coated mica platelets in plastic is minimized by the use of a low molecular weight ethylene polymer.
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3661609 |
METHOD FOR PREPARING NACREOUS PIGMENTS
Improved pearlescent pigments are prepared by combining an aqueous, divalent metal salt solution with an aqueous solution comprising an alkali metal biphosphate or ammonium phosphate and a reducing...
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3656982 |
PEARLESCENT PIGMENT
The luster, compressibility and other cosmetically important properties of various pearlescent pigments are substantially improved by coating the surface of the pigment particles with a composition...
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3650790 |
NACREOUS MICA PIGMENT COMPOSITIONS
Nacreous pigments exhibiting intense interference colors, reduced milkiness and substantial luster are prepared by depositing a thin layer of titanium dioxide on mica flakes, treating the resulting...
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3647492 |
METHOD OF MAKING COLORED PIGMENTS HAVING PEARLESCENT QUALITIES
Pearlescent substrate may be modified with finely divided insoluble pigments by dispersing an adhesive binder substance in an aqueous suspension of the said substrate and pigment, effecting...
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3634119 |
NACREOUS PIGMENT COMPOSITIONS
Nacreous pigment exhibiting interference colors and a high degree of opacity, composed of a metal oxide, such as titanium dioxide, in particulate form on mica substrate, at least part of the mica...
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3536520 |
NICKEL COATED FLAKE PIGMENTS AND METHODS FOR THEIR PREPARATION
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3455719 |
METHOD OF MAKING SPONGY SUBSTANCES HYDROPHOBIC
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3450550 |
INORGANIC BLUE TO GREEN PIGMENTS
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3440075 |
GOLDEN FLAKE PIGMENTS COATED WITH SILVER AND HYDROUS OXIDES
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3438796 |
ALUMINUM-SILICA-ALUMINUM FLAKE PIGMENTS
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3385802 |
Foamed polyester coatings containing coal as filler
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3374105 |
Particulate reflective elements and method for forming the same
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3372047 |
Color stabilized mica
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3356515 |
High temperature protective coating
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3342617 |
Nacreous pigment compositions
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3311485 |
Mica pigments
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3285734 |
Method of producing homogeneous metal-containing solid mixtures
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3274013 |
Shrinkable regenerated cellulose band incorporated with translucent micaceous flakes
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3243629 |
Electroluminescent lamp and manufacture thereof
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3188225 |
Method of producing carbon-silicate complexes
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3107173 |
Mica pigment
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3102038 |
Protective coating
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3090764 |
Intumescent mastic coating
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3087829 |
Micaceous pigment composition
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