|7264671||Sulfur-modified zinc oxide|
The present invention relates to particles or powders of a compound of formula Zn1−yMyO1−xSx, wherein x has a value in the range from 0.01 to 0.08, M represents a divalent metal and y has a value in the range from 0 to...
|7138010||Amino phosphoryl treated titanium dioxide|
The invention is a pigment comprising titanium dioxide and an amino phosphoryl compound. The pigment of the invention imparts improved physical qualities, such as improved lacing resistance and dispersion, when incorporated into polymers. ...
|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, firstly Mn3 (PO4)2 and second...
Composite particles and a method of preparing the composite particles are provided. The composite particles contain titanium dioxide particles with adsorbed two-phase polymer particles. The two-phase polymer particles have a soft polymer phase and a hard ...
|5997953||Oleic acid as an additive for a protective coating|
In a protective coating formulation requiring the use of polyamine molecules, oleic acid is used as a very effective additive to remove any excess polyamines. The carboxyl groups of the oleic acid molecules react with the amine groups of the polyamines to...
|5948147||Synergistic pigment grade corrosion inhibitor compositions and procedures|
A corrosion inhibiting composition for application to a metal substrate such as steel, copper or aluminum includes a film forming organic coating composition and an inorganic pigment which displays synergistic corrosion inhibitive properties. The preferre...
|5911904||Foamable insulating barrier coating|
A foamable thermal insulating barrier coating produced from an aqueous acrylic based latex emulsion and an unencapsulated chemical blowing agent for coating paper and paperboard and especially suitable for coating one or both sides of cupstock to retain h...
|5904761||Process for preparing a pigment for a coated paper|
The present invention provides a method for preparing a needle-shaped pigment with a particle size of 0.3b1;0.1 μm, which has uniform particle distribution, higher thixotropy, an excellent gloss, and good absorption of printing ink, by continuous addit...
|5837049||Treated inorganic solids|
A treated inorganic solid comprises particulate inorganic material the particles of which are coated with an alkylphosphonic acid or ester thereof, the alkylphosphonic acid containing 6 to 22 carbon atoms. The particulate material is usually a pigment, ex...
|5798059||Color display screen comprising a contrast-enhancing pigment|
A color display screen having a coating which comprises at least a greend an/or a red phosphor as well as at least a pigment having the following composition: Gaa Inb Znc Ald On Sm Seo
|5753028||Ferriferous bismuth vanadate pigments|
Bismuth vanadate pigments I Bix Fey Ev V.sub.(1-w) Pw Oz I with the following meanings of the variables: E denotes calcium, zinc, cerium, praseodymium, and/or silicon; x is a value from 0.8 to 1.2; y is greater...
|5735939||Pigment preparation for anti-corrosion coating material|
A pigment preparation for anti-corrosion coating materials, comprising (i) 3-40% by weight of a monomeric or polymeric, metal-free or metal-containing chelate-forming compound, preferably a phthalocyanine, (ii) 3-40% by weight of a material in flake form, preferabl...
|5496403||Process for preparing inorganic pigments of particular particle size|
Inorganic oxide pigments (ceramics) are prepared by mixing the starting materials in the presence of water and in the presence or absence of assistants, drying and subsequent calcining in a rotary furnace by processing the starting materials in the presen...
|5389402||Method of producing decorations which are color-stable in a porcelain firing and a pigment composition suitable therefor|
A method for producing decorations which are color-stable in a porcelain firing (glost firing), and a pigment composition suitable for this method, is disclosed. Inclusion pigments based on heavy-metal sulfides and selenides in an oxidic or silicate casin...
|5198026||Colored zinc powder, its method of production and method for producing colored article|
Zinc powder, which contains a coloring element, e.g., Ti, Mn, or V, is heated to a temperature of from 350° to 700° C. so as to oxidize the surface of the powder and hence to develop such colors as brown, navy blue, blue, greenish-brown, green, and coff...
|5190586||Pigment composite particles prepared by suspension polymorization|
Disclosed are pigment composite particles which are superior in water resistance, weather resistance, thermal stability and hardness. The pigment composite particles are prepared by suspension-polymerizing an aqueous suspension comprising (a) a pigment pa...
|5186748||Process for the preparation of bismuth vanadate pigments, and novel bismuth vanadate pigments of high color strength|
An improved process for the preparation of bismuth vanadate pigments and solid solutions based on bismuth vanadate by a) mixing a solution of a bismuth (III) salt containing, if required, one or more further metal salts or a mixture thereof with the aqueo...
|5137567||Corrosion inhibiting pigment|
The pigment is constituted by zinc phosphate dihydrate or tetrahydrate with an excess of from 0.5 to 6% of zinc oxide over the stoichiometric amount and has the form of rough surfaced spheroids having a maximum dimension lying between 0.5 and 6 microns an...
A new process for the production of pigments suitable for use in paper laminates has been developed in which a metal oxide is treated with a water-soluble salt of zinc and a phosphate or phosphoric acid and subsequently with an alkali metal aluminate in s...
|5037478||Corrosion preventive pigment comprising a phosphate source, a vanadium ion source, and optionally, a network modifier and/or a glassy material|
Disclosed is a corrosion preventive pigment consisting essentially of (a) a phosphorus compound which generates phosphate ions in the presence of water and oxygen, selected from the group consisting of a phosphorous pentoxide, an orthophosphoric acid, a conden...
An alumina-silica-sulfate of the formula xR:Al2 O3 :ySiO2 :zSO4.pH.sub.2 O wherein R is an alkali or alkaline earth metal oxide, a transition metal capable of forming a sulfate salt or mixtures thereof, x is about 0.001 t...
|4681637||Process for the production of yellow-brown zinc ferrite pigments|
A process for the production of an anisometric yellow-brown zinc ferrite pigment comprising homogeneously mixing zinc oxide having a specific BET surface of more than 2 m2 /g with needle-shaped -FeOOH obtained from an iron salt solution ...
|4443264||Halogen-free zinc ferrite yellow pigments containing alumina and phosphorus oxide and production|
A zinc ferrite pigment comprising, by weight, about 99.8 to 90% of ZnFe2 O4 and about 0.2 to 10% of the component system (1-x)Al2 O3 and xP2 O5 wherein 0
|4386059||Zinc hydroxy phosphite complex|
A substantially pure composition of matter and process for making the same which comprises a zinc hydroxy phosphite complex represented by the theoretical structural formula [2Zn(OH)2. ZnHPO3 ].XZnO wherein X is a number from 0 to 17...
|4353752||Method of making a suspension of a filler for rubber mixtures|
The method comprises mixing polymeric materials containing a filler with a hydrocarbonaceous solvent in a ratio of from 1:0.5 to 1:60 parts by mass. The above mixture is isothermally heated to provide for a thermal decomposition of the polymeric materials and ...
|4337092||Corrosion-inhibiting pigment and paint composition|
The invention relates to a corrosion-inhibiting active pigment for use in the surface protection of iron and iron alloys. The pigment consists of a mixture of calcium hydrogen phosphate dihydrate, magnesium hydrogen phosphate trihydrate and zinc oxide. Mo...
|4270955||Treatment for reducing the dusting of treated zinc oxide|
A treatment for reducing the dusting of a particulate zinc oxide which has been treated with an organic compound, such as propionic acid, for incorporation in rubbers and plastics, comprising treating said particulate zinc oxide which a composition select...
|4251283||Bismuth vanadate pigments and process for preparing same|
New greenish-yellow pigments based on BiVO4 are disclosed. The pigments consist of the product obtained by the calcination, in the presence of air, of a mixture of BiPO4, V2 O5 and an oxide MeO, in which Me is C...
|4211565||Iron oxide-based anti-corrosion pigments|
An anti-corrosion pigment comprising about 30 to 70 mole % of an oxide of at least one metal selected from the group consisting of magnesium, calcium and zinc, about 70 to 30 mole % of Fe2 O3, and up to about 20 mole % of Cr2
|4172920||Pigment coated phosphor|
A pigment coated phosphor used as a green emitting phosphor for a high contrast color television cathode ray tube. A green emitting phosphor is coated with TiO2 --ZnO--CoO--NiO system pigment particles....
|4056494||Joint suspensions of mixed pigmentations achieved by active effects of plant phosphatides|
Coating compositions, such as, paints with mixed pigmentation containing pigment with widely different specific gravities, have the tendency to show in the pigment sedimentation a separation of the pigment components. Such separated components do not redi...
|4004939||Bisulfite terminated oligomers as dispersing agents|
This invention relates to the use of bisulfite-terminated oligomers as dispersants for solid particulate matter, i.e., low molecular weight bisulfate-terminated polymers containing carboxylate groups and either cyano or carbomethoxy moieties are improved ...