Products in Marine Coatings: Filler

Portalum® A 25 is produced from refractory agglomerated super calcined (RASC) bauxite. The main constituent is the mineral corundum. The standardized quality of Portalum® A 25 is guaranteed by means of an ISO 9001-certified quality management plan. Raw materials and production are closely monitored to ensure consistency in chemical composition and grain size.

IMSIL® A-10 is a microcrystalline silica filler that is produced from an inert, naturally occurring alpha quartz with a unique grape-like morphology. Easily wetted and dispersed in either solvent or water-based systems, IMSIL® is selected for its excellent tint retention, durability over prolonged exposure, and resistance to dirt and weathering.

IMSIL® A-25 is a microcrystalline silica filler that is produced from an inert, naturally occurring alpha quartz with a unique grape-like morphology. Easily wetted and dispersed in either solvent or water-based systems, IMSIL® is selected for its excellent tint retention, durability over prolonged exposure, and resistance to dirt and weathering.

Portaryte® B10 is produced from carefully selected, very white, naturally occurring baryte. The standardized quality of Portaryte® is guaranteed by means of an ISO 9001-certified quality management plan. The chemical composition of the raw material and the finished product is closely monitored, and the particle size is kept within a narrow variation. Fine grades of Portaryte® fillers have been specially developed for powder coating applications. They are successfully used as an alternative for fine synthetic blanc fixe in high-gloss applications.

IMSIL® A-8 is a microcrystalline silica filler that is produced from an inert, naturally occurring alpha quartz with a unique grape-like morphology. Easily wetted and dispersed in either solvent or water-based systems, IMSIL® is selected for its excellent tint retention, durability over prolonged exposure, and resistance to dirt and weathering.

IMSIL® A-30 is a microcrystalline silica filler that is produced from an inert, naturally occurring alpha quartz with a unique grape-like morphology. Easily wetted and dispersed in either solvent or water-based systems, IMSIL® is selected for its excellent tint retention, durability over prolonged exposure, and resistance to dirt and weathering.

IMSIL® A-75 is a microcrystalline silica filler that is produced from an inert, naturally occurring alpha quartz with a unique grape-like morphology. Easily wetted and dispersed in either solvent or water-based systems, IMSIL® is selected for its excellent tint retention, durability over prolonged exposure, and resistance to dirt and weathering.

IMSIL® 1240 is a microcrystalline silica filler that is produced from an inert, naturally occurring alpha quartz with a unique grape-like morphology. Easily wetted and dispersed in either solvent or water-based systems, IMSIL® is selected for its excellent tint retention, durability over prolonged exposure, and resistance to dirt and weathering.

IMSIL® A-15 is a microcrystalline silica filler that is produced from an inert, naturally occurring alpha quartz with a unique grape-like morphology. Easily wetted and dispersed in either solvent or water-based systems, IMSIL® is selected for its excellent tint retention, durability over prolonged exposure, and resistance to dirt and weathering.

Portaryte® B15 is produced from carefully selected, very white, naturally occurring baryte. The standardized quality of Portaryte® is guaranteed by means of an ISO 9001-certified quality management plan. The chemical composition of the raw material and the finished product is closely monitored, and the particle size is kept within a narrow variation. Fine grades of Portaryte® fillers have been specially developed for powder coating applications. They are successfully used as an alternative for fine synthetic blanc fixe in high-gloss applications.

Dar-Tech Portaryte® B4 is produced from carefully selected, very white, naturally occurring baryte. The standardized quality of Dar-Tech Portaryte® is guaranteed by means of an ISO 9001-certified quality management plan. The chemical composition of the raw material and the finished product is closely monitored, and the particle size is kept within a narrow variation. Fine grades of Dar-Tech Portaryte® fillers have been specially developed for powder coating applications. They are successfully used as an alternative for fine synthetic blanc fixe in high-gloss applications.

Dar-Tech Portaryte® B45 is produced from carefully selected, very white, naturally occurring baryte. The standardized quality of Dar-Tech Portaryte® is guaranteed by means of an ISO 9001-certified quality management plan. The chemical composition of the raw material and the finished product is closely monitored, and the particle size is kept within a narrow variation. Fine grades of Dar-Tech Portaryte® fillers have been specially developed for powder coating applications. They are successfully used as an alternative for fine synthetic blanc fixe in high-gloss applications.

Dar-Tech Portaryte® B25 is produced from carefully selected, very white, naturally occurring baryte. The standardized quality of Dar-Tech Portaryte® is guaranteed by means of an ISO 9001-certified quality management plan. The chemical composition of the raw material and the finished product is closely monitored, and the particle size is kept within a narrow variation. Fine grades of Dar-Tech Portaryte® fillers have been specially developed for powder coating applications. They are successfully used as an alternative for fine synthetic blanc fixe in high-gloss applications.

Dar-Tech Portaryte® B3 is produced from carefully selected, very white, naturally occurring baryte. The standardized quality of Dar-Tech Portaryte® is guaranteed by means of an ISO 9001-certified quality management plan. The chemical composition of the raw material and the finished product is closely monitored, and the particle size is kept within a narrow variation. Fine grades of Dar-Tech Portaryte® fillers have been specially developed for powder coating applications. They are successfully used as an alternative for fine synthetic blanc fixe in high-gloss applications.

Dar-Tech Portaryte® C15 is a natural barium sulfate that comes without any residual salts when compared to precipitated grades. This product is closely monitored, and the particle size is kept within a narrow variation. In addition, this natural baryte is easier to disperse than precipitated grades.

Dar-Tech Portaryte® B5 is produced from carefully selected, very white, naturally occurring baryte. The standardized quality of Dar-Tech Portaryte® is guaranteed by means of an ISO 9001-certified quality management plan. The chemical composition of the raw material and the finished product is closely monitored, and the particle size is kept within a narrow variation. Fine grades of Dar-Tech Portaryte® fillers have been specially developed for powder coating applications. They are successfully used as an alternative for fine synthetic blanc fixe in high-gloss applications.

Dar-Tech Portaryte® C30 is produced from carefully selected, very white, naturally occurring baryte. The standardized quality of Dar-Tech Portaryte® C is guaranteed by means of an ISO 9001-certified quality management plan. The chemical composition of the raw material and the finished product is closely monitored, and the particle size is kept within a narrow variation.

Dar-Tech Portaryte® B50/10 is produced from carefully selected, very white, naturally occurring baryte. The standardized quality of Dar-Tech Portaryte® is guaranteed by means of an ISO 9001-certified quality management plan. The chemical composition of the raw material and the finished product is closely monitored, and the particle size is kept within a narrow variation. Fine grades of Dar-Tech Portaryte® fillers have been specially developed for powder coating applications. They are successfully used as an alternative for fine synthetic blanc fixe in high-gloss applications.

Dar-Tech Portaryte® B40/10 is produced from carefully selected, very white, naturally occurring baryte. The standardized quality of Dar-Tech Portaryte® is guaranteed by means of an ISO 9001-certified quality management plan. The chemical composition of the raw material and the finished product is closely monitored, and the particle size is kept within a narrow variation. Fine grades of Dar-Tech Portaryte® fillers have been specially developed for powder coating applications. They are successfully used as an alternative for fine synthetic blanc fixe in high-gloss applications.

Dar-Tech Portaryte® B8 is produced from carefully selected, very white, naturally occurring baryte. The standardized quality of Dar-Tech Portaryte® is guaranteed by means of an ISO 9001-certified quality management plan. The chemical composition of the raw material and the finished product is closely monitored, and the particle size is kept within a narrow variation. Fine grades of Dar-Tech Portaryte® fillers have been specially developed for powder coating applications. They are successfully used as an alternative for fine synthetic blanc fixe in high-gloss applications.

Minex® ST 4 A100-10 is a functional filler that is produced from nepheline syenite, a naturally occurring, silica-deficient sodium-potassium alumina silicate. Automated scanning electron microscopy confirms that Minex® ST grades contain less than one-tenth of one percent crystalline silica. No free crystalline silica is detectable in the mineral complex. All Minex® ST grades are processed and sized with rigid adherence to Covia’s QIPSM quality assurance programs.

Sunspheres™ 200 Nm are optically clear, solid fused amorphous microspheres designed for use in a wide variety of coatings, inks, adhesives, powder coatings, and thermoplastics, including UV curable compositions. These sub-micron sized spheres can be used to improve physical and mechanical properties including reduced shrinkage, improved adhesion, impact resistance, and enhanced surface qualities such as hardness, mar and scratch resistance. The average particle size is 200 nanometers and range in size from about 50 nm to 500 nm.

Sunspacers™ 04.X are finely divided, optically clear, solid fused amorphous silica micronized powders. This product is specially engineered for paints, liquid and powder coatings, inks, adhesives, and thermoplastics, including UV curable compositions. These micronized powders increase corrosion resistance, reduce shrinkage, improve adhesion, and enhance surface qualities including abrasion, mar and scratch resistance. Sunspacers™ 04.X have a median particle size of approximately 3-4 microns, with a particle size range of 0.5 microns to 13 microns.

The Sunspheres™ 200 Nm ST- 3 are surface treated*, optically clear, solid fused amorphous microspheres designed for optimum dispersion in coatings, inks, adhesives, and thermoplastics, including UV curable compositions. Cured films show enhanced physical and mechanical properties including increased corrosion resistance, reduced shrinkage, improved adhesion, and enhanced surface qualities such as mar and scratch resistance. This product is particularly useful in improving impact resistance. The average particle size is 200 nanometers and range in size from 50 to 500 nm.

Dispersing Agent for Titanium Dioxide (TiO 2 ), Iron Oxide, and Inorganic Pigment Dispersions Borchi® Gen 1252 is a wetting and dispersing agent for titanium dioxide (TiO2), iron oxide , and other inorganic pigment dispersions in coatings. It provides higher inorganic pigment loading, better tint strength, and improved contrast ratios. This dispersing agent additive is an APEO- and VOC-free high molecular weight solution. It works well with varying particle sizes in inorganic pigments and fillers used in water- and solvent-based coating systems. Borchi® Gen 1252 is especially known for being effective in dispersing TiO 2 and iron oxide pigments. This results in stable dispersions with excellent color development. Borchi® Gen 1252 is a high molecular weight wetting and dispersing agent.

Baser Mining Barite Non-Micronized is natural barium sulfate. It has various applications in paint & coating industry. It is a good whiteness and excellent brightness.

Nigtas 75K has its applications in Printing Inks, Marine Paints.

Novakup® L-337 is a surface modified or silane treated lamellar quartz. This is 100% passing 44 microns. 1250 Novakup® is preferred for its’ added mechanical strength and barrier protection within chemical and corrosion resistant applications. Novakup® is the only silane treated, lamellar quartz offered within the industry.

Nordkalk W200 is characterized by different particle sizes and low, medium or high aspect ratio (L/D). In addition, wollastonite products are available surface treated, e.g. in plastics to enhance dispersion in polymer resin. Due to its unique chemical composition, particle structure and high brightness, wollastonite offers many advantages for glazing and body formulations in ceramic applications. Wollastonite is used as a functional filler in paint & coating applications, where technical requirements are high.

Nigtas 3 has its applications in Water based Interior / Exterior Paints, Primers and Pastes, Long Oil Synthetic Paints, Rapit based Industrial Paints, Short Oil Cellulosic Paints, Marine Paints, Furniture Paints, Epoxy Paints, Printing Inks, Static Powder Coatings.

ThermaFlex HR4(S) maintains superior delamination while providing an excellent balance of properties. Because their high purity, these micas maintain low abrasivity with elasticity and minimum attrition when exposed to the extreme mixing conditions of compounding and extrusion.

Extendospheres® SG-300 is our most versatile, general purpose hollow sphere grade. Sphere One’s Extendospheres® are low density, high strength hollow ceramic spheres. They can allow the formulator to reduce the weight and overall cost of their finished goods.

Nigtas 40 has its applications in Water based Interior / Exterior Paints, Road Marking Paints, Marine Paints.

Baser Mining Barite B EX is natural barium sulfate. It has various applications in paint & coating industry. It is a good whiteness and excellent brightness.

BriteFlex® MR4 (S) maintains a high aspect ratio of potassium aluminum silicate which exhibits superior brightness and purity.

A-Flex® MR8O - T3 maintains a high aspect ratio of potassium aluminum silicate which exhibits superior brightness and purity.