The invention provides a chemical-mechanical polishing composition comprising: (a) colloidal silica particles that are surface modified with metal ions selected from Mg, Ca, Al, B, Be, and combinations thereof, and wherein the colloidal silica particles have a surface hydroxyl group density of from about 1.5 hydroxyls per nm.sup.2 to about 8 hydroxyls per nm.sup.2 of a surface area of the particles, (b) an anionic surfactant, (c) a buffering agent, and (d) water, wherein the polishing composition has a pH of about 2 to about 7, and wherein the polishing composition is substantially free of an oxidizing agent that oxidizes a metal. The invention further provides a method of chemically-mechanically polishing a substrate with the inventive chemical-mechanical polishing composition. Typically, the substrate contains silicon nitride, silicon oxide, and/or polysilicon.

The invention provides a chemical-mechanical polishing composition comprising: (a) colloidal silica particles that are surface modified with metal ions selected from Mg, Ca, Al, B, Be, and combinations thereof, and wherein the colloidal silica particles have a surface hydroxyl group density of from about 1.5 hydroxyls per nm.sup.2 to about 8 hydroxyls per nm.sup.2 of a surface area of the particles, (b) an anionic surfactant, (c) a buffering agent, and (d) water, wherein the polishing composition has a pH of about 2 to about 7, and wherein the polishing composition is substantially free of an oxidizing agent that oxidizes a metal. The invention further provides a method of chemically-mechanically polishing a substrate with the inventive chemical-mechanical polishing composition. Typically, the substrate contains silicon nitride, silicon oxide, and/or polysilicon.

The invention relates to an ironing system comprising a steam generating device comprising a steam chamber provided with a coating (11) comprising a coating base material (15) with metal particles (25) at least partly embedded in the coating base material (15), wherein the coating base material (15) comprises a mixed metal silicate compound, wherein the mixed metal silicate compound comprises an alkali metal element and a first metal element, wherein the metal particles (25) comprise a second metal element, and wherein the first metal element and the second metal element are the same chemical element of the periodic table of the elements.

The invention relates to an ironing system comprising a steam generating device comprising a steam chamber provided with a coating (11) comprising a coating base material (15) with metal particles (25) at least partly embedded in the coating base material (15), wherein the coating base material (15) comprises a mixed metal silicate compound, wherein the mixed metal silicate compound comprises an alkali metal element and a first metal element, wherein the metal particles (25) comprise a second metal element, and wherein the first metal element and the second metal element are the same chemical element of the periodic table of the elements.

The present invention relates to an inorganic paint composition, and a method for forming an inorganic paint film by using the same. The inorganic paint composition comprises: at least one alkali metal silicates represented by the following chemical formulas 1-3; phosphoric acid (H.sub.3PO.sub.4); one or more strong bases selected from KOH, NaOH and LiOH; and water (H.sub.2O) (In chemical formulas 1-3, x and y are 0.01-500, and n is a natural number of 1-20). [Chemical formula 1] xNa.sub.2O.ySiO.sub.2.nH.sub.2O, [Chemical formula 2] xK.sub.2O.ySiO.sub.2.nH.sub.2O, and [Chemical formula 3] xLi.sub.2O.ySiO.sub.2.nH.sub.2O. An inorganic coating film formed using the inorganic paint composition of the present invention has a strong binding force, regardless of the kinds of base materials, and thus shows excellent adhesion, adherence and the like to the base material and is not separated from the base material even after a long time.

The present invention relates to an inorganic paint composition, and a method for forming an inorganic paint film by using the same. The inorganic paint composition comprises: at least one alkali metal silicates represented by the following chemical formulas 1-3; phosphoric acid (H.sub.3PO.sub.4); one or more strong bases selected from KOH, NaOH and LiOH; and water (H.sub.2O) (In chemical formulas 1-3, x and y are 0.01-500, and n is a natural number of 1-20). [Chemical formula 1] xNa.sub.2O.ySiO.sub.2.nH.sub.2O, [Chemical formula 2] xK.sub.2O.ySiO.sub.2.nH.sub.2O, and [Chemical formula 3] xLi.sub.2O.ySiO.sub.2.nH.sub.2O. An inorganic coating film formed using the inorganic paint composition of the present invention has a strong binding force, regardless of the kinds of base materials, and thus shows excellent adhesion, adherence and the like to the base material and is not separated from the base material even after a long time.

A coated insulation material comprising an insulation material substrate and a coating on at least part of a surface of the insulation material substrate and wherein the coating comprises 20 to 65 wt % alkali silicate based on the total weight of the cured coating and the alkali silicate comprises potassium silicate. Also described is an aqueous coating composition useful in providing the insulation material coating, a potassium silicate coating, methods of producing the coated insulation material and potassium silicate coating and kit of parts including an insulation material substrate and either the aqueous coating composition or the potassium silicate coating.

There is provided a thermal spray powder for forming an abradable thermal spray coating. The thermal spray powder includes NiCr alloy particles and synthetic mica particles. The synthetic mica particles are contained at 40 volume % or less with respect to a total volume of the thermal spray powder.

There is provided a thermal spray powder for forming an abradable thermal spray coating. The thermal spray powder includes NiCr alloy particles and synthetic mica particles. The synthetic mica particles are contained at 40 volume % or less with respect to a total volume of the thermal spray powder.

Use of a geopolymer in a coating composition for a building construction component, a coated component for use in building construction wherein the coating comprises a geopolymer, a method of coating a component comprising applying a curable geopolymer mixture to a surface of the component and curing the mixture to form a cured geopolymer coating, and the use of a geo polymer as a mortar.