Additives & Driers

Additives & Driers

Durasperse 57

It is an additive used in various applications, including paints, adhesives, and printing inks, and is not specifically a pain reliever. It’s an amber liquid containing additives like acid derivatives, antioxidants, and a catalyst.

Properties:
  • Function: Durasperse 57 acts as a dispersing agent and additive in various formulations.
  • Composition: It includes various additives such as acid derivatives, adhesive curing accelerators, antioxidants, anti-skinning agents, bentonite clay, biocides, catalysts, chlorinated rubber, and cobalt/manganese stabilizers.
Application:

It’s used in paints and coatings, printing inks, unsaturated polyesters, polyurethane catalysts, and fuel and lubricant additives.

PAT-ADD DA 788

PAT-ADD DA 788 is a specialized stabilizer designed for water-in-organic solvent-borne alkyd resins and coatings. It enables the stabilization of water within solvent-borne alkyd paints, allowing partial replacement of mineral spirits with water. This leads to a significant reduction in VOC content, delivering a more cost-effective and environmentally friendly solution.

Properties:
  • Reduces paint production costs by allowing the addition of water.
  • Lowers VOC levels for a more sustainable formulation.
  • With PAT-ADD DA 788, typically 20–35% of the white spirit traditionally used in alkyd paints can be replaced with water.
Applications:
  • Water is insoluble in white spirit and alkyd resin solutions.
  • When mixed under medium to high shear conditions, water forms dispersed droplets within the resin solution.
  • Without stabilization, the mixture will separate over time, leading to instability.
  • Provides unique electrostatic stabilization through its polyelectrolyte action.
  • Keeps water droplets separated, creating a stable emulsion.
  • Minimizes common side effects associated with traditional emulsifiers, such as foam generation

Zirconium Octoate 18%

Zirconium Octoate 18% is a liquid solution of zirconium octoate commonly used as an auxiliary drier in paints and coatings. It appears as a pale-yellow liquid with 18% zirconium content. Serving as an environmentally friendly alternative to lead-based driers, it is particularly effective in pale-colored coatings and baking systems, helping to improve color, reduce yellowing, and enhance stability. Zirconium functions as a powerful through-drier and is one of the most widely used metal driers in the industry.

Properties:
  • Metal Content: 18% zirconium.
  • Form: Pale yellow liquid.
  • Solubility: Soluble in organic solvents and oils.
  • Function: Acts as an auxiliary drier, promoting surface drying.
  • Benefits: Improves color, reduces yellowing, and enhances stability in coatings.
  • Alternative to: Lead driers, offering a more environmentally acceptable solution.
Application:
  • Coatings: Widely used in various coatings, including alkyd-based air-drying industrial paints and varnishes.
  • Baking Systems: Suitable for use in baking systems due to its stability and ability to improve color.
  • White Paints: Particularly effective in white paints where it helps minimize yellowing.

Zirconium Octoate 12%

Zirconium octoate 12% is a chemical compound, specifically a metal carboxylate, that is used as a secondary drier in paints and coatings. It’s a lead-free alternative that helps to improve the drying process of paints and varnishes, particularly in alkyd-based systems. It is frequently used in combination with other driers, such as cobalt and calcium, to achieve optimal drying performance.

Properties:
  • Drying Agent: Zirconium octoate 12% functions as a secondary drier, meaning it accelerates the drying process of paints and coatings, particularly the through-dry (drying of the paint film from the inside out).
  • Lead Replacement: It is a non-toxic substitute for lead-based driers, making it a safer option for various applications, including those for children’s articles.
  • Compatibility: It is generally compatible with other driers like cobalt and calcium carboxylates, and is often used in combination with them.
  • Enhanced Properties: It can improve aspects like gloss, color retention, and elasticity in the final coated film.
Applications:

It is used in a wide range of coatings, including architectural paints, industrial coatings, and automotive coatings.

Cobalt Octoate 12%

Cobalt Octoate 12% is a liquid solution containing 12% cobalt metal, commonly used as a primary drying agent (oxidative catalyst) in paints, varnishes, and other coatings. It promotes rapid surface drying of polyunsaturated oil compounds by accelerating the oxidation process. It’s a clear, violet or bluish-violet liquid that can be used in conjunction with other driers to achieve through-drying.

Properties:
  • Drying Agent: Cobalt Octoate 12% is a highly active drying agent, particularly for surface drying in paints and varnishes.
  • Oxidative Catalyst: It acts as an oxidative catalyst, speeding up the drying process of oil-based coatings by facilitating oxidation.
  • Color: It’s typically a clear, violet or bluish-violet liquid.
  • Metal Content: It contains 12% cobalt metal.
  • Optical Whitening: It can provide an optical whitening effect on materials it’s added to.
Application:

Primarily used in paints, varnishes, and other coatings that utilize polyunsaturated oils.

Safety Handling:

It’s crucial to handle Cobalt Octoate 12% with proper precautions, including ventilation and protective clothing, due to its potential for skin and eye irritation. Spills should be contained and disposed of according to local regulations, and it should be treated as a water-polluting material.

Cobalt Octoate 10%

Cobalt Octoate 10% is a liquid metal drier, primarily used in paints and coatings, that acts as a powerful surface drying catalyst. It’s a bluish-violet liquid with low viscosity, promoting rapid drying of paint films by catalyzing oxidation. It’s often used in conjunction with other driers to achieve uniform drying throughout the paint film.

Properties:
  • Appearance: Bluish-violet liquid.
  • Function: Surface drier, oxidation catalyst.
  • Activity: One of the most active primary driers, especially at ambient temperatures.
  • Metal Content: 10% Cobalt (± 0.2).
  • Viscosity: Low.
  • Solubility: Soluble in most organic solvents.
Application:
  • Paints and Coatings: Accelerates the drying of paints and varnishes, especially those containing polyunsaturated oils.
  • Polyester Resins: Can be used as a polyester accelerator in unsaturated polyester resin (UPR) systems.
  • Drying Systems: Used in combination with other driers to ensure even drying of the paint film.
Safety Handling:

Store in a cool, dry place, away from heat and direct sunlight.

Lead Octoate 36%

Lead Octoate 36% is a clear, liquid drier used in paints and coatings, particularly in industrial applications. It contains 36% lead and acts as an auxiliary drier, promoting through-drying (drying throughout the film) and enhancing flexibility. It is often used in conjunction with primary driers like cobalt and calcium.

Properties:
  • Through-Drier: Lead Octoate 36% ensures that coatings dry evenly, not just on the surface, but also in deeper layers, according to a paint and coatings resource.
  • Flexibility: It helps improve the flexibility of the dried paint or coating film.
  • Corrosion Resistance: It can be used in anti-corrosion coatings, enhancing their durability.
  • Pigment Dispersion: It can act as a dispersion agent for pigments and a grinding aid for coatings.
    Extreme Pressure
  • Additive: In some cases, it is used as an extreme pressure (EP) additive in greases.
Applications:
  • Industrial Coatings: Its use is more prevalent in industrial coatings due to environmental concerns.
  • Other Applications: It can be used in conjunction with other driers like cobalt and calcium. It’s also used in some flexible foams and elastomers.
Safety Handling:

Lead Octoate is a hazardous material. Appropriate safety measures, such as wearing personal protective equipment and avoiding release into the environment, should be followed.

NP-9

NP-9, also known as Nonylphenol Ethoxylate-9, is a nonionic surfactant commonly used in various industrial and domestic cleaning products. It acts as a detergent, emulsifier, and wetting agent, enhancing the performance of formulations by improving the dispersion of substances that don’t easily mix. NP-9 is a man-made compound, often appearing as a waxy or oily solid with a slight amber or orange tint.

Properties:
  • Color: While typically light yellow, NP-9 can darken over time, but this doesn’t affect its performance.
  • Nonionic Surfactant: NP-9 belongs to a class of chemicals that lower the surface tension between liquids or between a liquid and a solid, enabling better mixing and dispersion
  • Detergent, Emulsifier, and Wetting Agent: NP-9 is versatile and effective in these roles, making it useful in a wide range of applications.
  • Solubility: NP-9 is soluble in water and various solvents like chlorinated and polar solvents.
  • Stability: It’s generally stable in the presence of dilute acids, bases, and salts.
Applications:

NP-9 is found in industrial cleaning products, textile processing, and agrochemicals. It’s also a component in various cleaning agents, detergents, and personal care products like shampoos and conditioners.

Calcium Octoate 10%

Calcium Octoate 10% is an organic calcium salt, specifically calcium 2-ethylhexanoate, used as an auxiliary drier in paints and coatings. This pale-yellow liquid contains approximately 10% calcium and enhances the drying performance of paints, especially at lower temperatures. It is commonly used in combination with other driers such as cobalt and lead octoates.

Properties:
  • Auxiliary Drier: Calcium octoate helps to improve the drying process of paints and coatings, especially alkyd-based finishes.
  • Combination with Other Driers: It’s often used alongside cobalt and lead octoates, enhancing the overall drying efficiency.
  • Prevents Lead Haze: In some applications, it helps prevent the formation of lead haze in clear mediums.
  • Metal Content: The metal content, primarily calcium, is typically around 10%.
  • Solubility: It’s soluble in organic solvents but insoluble in water.
Application:

It’s used in the manufacture of paints, inks, and coatings.

Safety Handling:

Proper disposal methods should be followed to avoid environmental contamination.

Anti-Skinning agent MEKO

MEKO is a colorless to pale yellow liquid that is soluble in water and commonly used for its reactivity with compounds containing isocyanate groups. It has several valuable applications across different industries. Primarily used as an anti-skinning agent in paints and coatings. It prevents the formation of a skin or film on the surface of paints, lacquers, and printing inks when they are stored in containers due to premature drying. MEKO achieves this by inhibiting the oxidation process that leads to skin formation, ensuring the paint remains usable and free-flowing.

Properties:

A substance added to paints and coatings to prevent the formation of a skin or film on the surface due to oxidation when exposed to air during storage.

Applications:
  • Paints and Coatings: MEKO is widely used as an anti-skinning agent in various oil-based paints (alkyd, epoxy ester) and other coatings to prevent premature drying and skin formation.
  • Printing Inks: It’s also used in offset printing inks to prevent skinning and maintain the ink’s fluidity.
Safety Handling:

MEKO is considered an irritant, and direct contact with skin or eyes should be avoided.