Products in Foam Control: 2K (2 component) Coating

Efka® PB 2020 is a defoamer that accelerates defoaming in solvent-based coatings. It eliminates foaming and blistering caused by various factors, such as wood or paper substrates or during pumping, rolling, flooding, or airless spraying. This defoamer is particularly suitable for nitrocellulose lacquers, acid-curable wood finishes, two-pack polyurethane lacquers, and cold-cured epoxy resin systems.

Efka® PB 2010 is a highly efficient defoamer designed for solvent-based coatings, particularly high-gloss top coats. Its universal nature allows its use for semi-matte and matte coats with a wide range of solvent-based binders. Silicone-free, it has no negative impact on inter-coat adhesion, making it suitable for primers, sealers, and various solvent-based systems, providing high defoaming performance while maintaining excellent compatibility.

Efka® PB 2001 is a silicone-free defoamer tailored for non-aqueous coatings. It is especially suited for highly viscous coatings based on 2-pack epoxy, unsaturated polyester, and PUR systems. The blend of vinyl polymers in organic solvents ensures effective defoaming, making it suitable for applications like nitrocellulose lacquers, acid-curable wood coatings, and fast-drying formulations applied on curtain coaters.

Efka® SI 2723 acts as a defoamer, developed for the rapid de-aeration of solvent-free polyurethane and epoxy compounds. It yields excellent results in flooring applications, ensuring foam- and blister-free self-leveling coatings. Additionally, it acts as a leveling agent, contributing to a smooth coating surface, all while maintaining a low odor. Its chemical nature consists of a solution of defoaming substances containing silicone.

Efka® SI 2022 is a silicone-based defoamer suitable for both solvent-based and solvent-free coatings. It prevents the formation of foam and blisters during manufacturing and application. It is recommended for two-pack systems based on polyurethane and epoxy resins, especially suited for polyurethane-based curtain coating finishes, and baking enamels based on alkyd resins or saturated polyesters.

FoamStar® ST 2454 is a defoamer highly recommended for systems based on PU-emulsions, amine-neutralized resins, and aqueous 2-pack PU coatings. It is especially efficient in PU emulsions, hybrid systems, and PE solutions, typically without causing a reduction of gloss or transparency. It can be used in clear and top coats.

AFCONA 2025 is a moderate defoamer with minimal side effects that prevents the formation of foam and blisters during manufacturing and application. It offers a combination of good defoaming and compatibility with most resin systems, and is recommended for medium-viscosity applications applied by spray and brush.

AFCONA 3750 is a silicone-based leveling and anti-crater agent for aqueous coatings that does not impact inter-coating adhesion. It is a highly fluorocarbon-modified acrylic polymer with very low surface tension, allowing it to substitute and perform as silicones without the side effects of silicones.

AFCONA 5504 is a multi-functional additive that can help wet out difficult or contaminated substrates, lower the surface tension of the coating system, improve pigment grind efficiency, and prevent surface defects such as fisheyes, edge crawl, and craters. It also has great defoaming properties and, due to its hydrophobic nature, reduces the water sensitivity of the final system.

AFCONA 3593 is a silicone-based leveling, substrate wetting and anti-crater agent for aqueous coatings & inks. AFCONA 3593 is a special designed polyether modified polysiloxane. It moves very fast in the defective part of coatings and can decrease the surface tension easily, and it has good compatibility properties.

AFCONA 3775 is a leveling agent with very high defoaming effect for solvent-based coatings. AFCONA 3775 is an acrylic polymer tailor made for those applications that need good leveling as well as a high defoaming effect like coil coatings and other foam sensitive systems. It is recommended as a non-silicone leveling agent where silicone is not permitted due to intercoat adhesion problem.

AFCONA 2790 is a polysiloxane-based defoamer designed for use in solvent-borne and solvent-free systems such as epoxy, PU, UV curing, and unsaturated polyester systems. It is also ideal for solvent-based silk printing ink applications. This defoamer has strong anti-foam and deaeration characteristics, quickly removing tiny bubbles in these systems, as well as quickly breaking surface foam. It is suitable for high viscosity solvent-based and solvent-free coatings and ink systems, and its specially designed structure also enhances film leveling behavior. Additionally, AFCONA 2790 is solvent-free, making it ideal for solvent-free construction techniques.

AFCONA 3588 is a silicone-based leveling, substrate wetting and anti-crater agent for aqueous coatings & inks without influence of inter-coat adhesion. AFCONA 3588 is a special designed polyether modified polysiloxane. It moves very fast in the defective part of coatings and can decrease the surface tension easily, and it has good compatibility properties.

AFCONA 2724 is a defoamer and air-releaser for unsaturated polyester, polyurethane, UV, and epoxy resin systems. It is an alternative to AFCONA 2720 for high solid applications such as UPE, epoxy, and polyurethane. AFCONA 2724 offers very good transparency and performs as a de-aerator in polyester and epoxy resin systems, ensuring the production of foam- and bubble-free compounds and parts. It is especially compatible with epoxy systems.

AFCONA 3770 is a leveling agent with good defoaming effect and anti-crater working for solvent-based coatings. Fluorocarbon modified acrylic polymer. AFCONA 3770 is a fluorocarbon modified acrylic polymer. Besides acting as an effective leveling agent, it also gives a strong defoaming effect as well as anti-crater properties.

AFCONA 2023 is a moderate defoamer with minimal side effects. It prevents the formation of foam and blisters during the manufacturing and application of solvent-based coatings. The product has a moderate defoaming property and does not show many of the obvious side effects seen when using some stronger defoamers.

AFCONA 2620-85D1 is a strong and highly efficient defoamer for solvent-free and solvent-based, high-viscosity systems. It is a solvent-free defoamer that is recommended for use in such systems, and it has an extremely strong performance in foam destruction and anti-foaming for solvent-free epoxy, solvent-based polyurethane, and unsaturated polyester. It is highly efficient, with good defoaming properties even at very low additions. AFCONA 2620-85D1 is suitable for high-viscosity coating systems to prevent foaming and foam destruction at the interface, and is recommended for use in situations where a solvent-free process is required.

AFCONA 3280 is a special modified polysiloxane that is soluble in aliphatic and aromatic hydrocarbons, esters and ketones, but insoluble in water. It offers slip, defoaming, and improvement of surface characteristics without hurting intercoat adhesion. Additionally, it offers better hot water resistance than other polyether modified polysiloxanes.

AFCONA 3670 is an anti-crater, substrate wetting and leveling agent for solvent-based coatings. AFCONA 3670 is an improved version of AFCONA 3777 on managing surface control of coatings. It has lower surface tension than AFCONA 3777. The combination with a suitable polysiloxane for better overall performance is highly recommended.

AFCONA 2050 is a strong defoamer for most solvent-based coatings. AFCONA 2050 offers very strong defoaming and anti-foam performance with good compatibility in many resin systems. It is suitable for solvent-based coatings, printing inks and thermosetting resin systems. The product eliminates foam and blistering, regardless of whether the air bubbles are caused by the substrate.

AFCONA 2024 is a strong defoamer with leveling performance for all solvent-based coatings. It is a unique defoamer. It has very strong defoaming and anti-foam performances with additional good leveling. This is in contrary with most of the other defoamers, which influence the leveling performance negatively.

AFCONA 3585 is a silicone-based leveling, substrate wetting and anti-crater agent for aqueous coatings that does not influence intercoat adhesion. It is an organically modified polysiloxane for aqueous systems. AFCONA 3585 offers very strong surface tension reduction and good compatibility performance.

AFCONA 2280 is a very effective defoamer and air-releaser for solvent-based and solvent-less systems. AFCONA 2280 is a silicone-based product developed to produce rapid de-aeration for pigmented and mat finish of wood coating in NC, AC and PU. For high gloss and transparent wood coatings, it may cause some in can haziness when the dosage is higher than 0.50% in PU and AC system.

AFCONA 2727 is a very effective defoamer and air-releaser for filled and unfilled epoxy, UPE, and polyurethane systems. It is a silicone-based product developed to aid in the rapid de-aeration of polyurethane and epoxy compounds used in flooring or general industrial applications. This is the most effective defoamer for epoxy self- leveling systems.

AFCONA 2763 is a moderate defoamer with fewer side effects than traditional products, preventing the formation of foam and blisters during manufacturing and application. It offers good defoaming while being compatible with most resin systems, and is recommended for medium viscosity applications applied by spray and brush.

AFCONA 3030 is a slip and leveling additive for both solvent and water-based systems. It is a polyether-modified polysiloxane and is recommended as a slip and leveling agent to prevent Bénard Cells and provide leveling and prevent craters. It can be used in both water- and solvent-based applications, though it may stabilize foam in water-based coatings.

AFCONA 3522 is an additive to improve the surface characteristics of waterbased coatings. It is a waterbased emulsion of an organically modified polysiloxane, with the active ingredient being a hydrophobic polymer that gives water resistance and slip performance to the coating after drying. This product also offers low foam stabilization. AFCONA 3522 is recommended for use in all types of waterbased coatings.

AFCONA 3779 is a leveling agent for solvent-based coatings. It is a pure polyacrylic leveling agent. Polyacrylics are well known for flow and leveling performance. AFCONA 3779 also acts as defoamer in most coating systems. It provides anti-flooding and floating properties, works as a defoamer and deareator.

AFCONA 2020 is a very strong defoamer suitable for most solvent-based coatings, printing inks, and thermosetting resin systems. It eliminates foam and blistering, regardless of the source of the air bubbles. However, it is not suitable for transparent, high-gloss clear topcoats.

AFCONA 2038 is a highly compatible defoamer that does not cause in-can haziness. It prevents the formation of foam and blisters during the manufacturing and application of solvent-based wood finishes. This defoamer has excellent compatibility properties, making it especially suitable for use in clear coatings and high gloss coatings. Additionally, it is suitable for use in applications where dry film transparency is essential, such as when applying thick clear coatings by conventional spraying.

AFCONA 2022 is a strong defoamer that is easy to incorporate. This is a silicone-containing version of AFCONA 2020. This product prevents the formation of foam and blisters during the manufacturing and application of solvent-based and solvent-free coatings. AFCONA 2022 is a particularly compatible defoamer that works during production and application, especially in curtain coating processes.

AFCONA 2040 is a moderate defoamer with minimal side effects that prevents the formation of foam and blisters during manufacturing and application. It offers a combination of good defoaming and compatibility with most resin systems. It is recommended for medium-viscosity applications applied by spray and brush, and is particularly suitable for systems ranging from low polarity to high polarity. AFCONA 2035 is recommended for brush and conventional spray applications.

AFCONA 3758 is a leveling and flow control agent for solvent-based coatings with anti-crater properties. AFCONA 3758 is a special modified polyacrylic polymer. It reduces drastically surface tension of organic coating systems. This, together with good compatibility in most solvent-based systems and with minimal foam stabilizing effect, makes it very effective as an anti-crater and flow control agent for all solvent-based coatings.

AFCONA 3236 is an additive designed to provide slip and leveling, as well as good defoaming performance. It is an alkyl-modified polysiloxane that offers excellent slip and leveling properties. Unlike other organically modified polysiloxanes, AFCONA 3236 acts as a defoamer and does not stabilize foam in most systems, making it suitable for foam-sensitive applications such as floor coatings and high-build systems.

AFCONA 3700 is a wetting, leveling and flow control agent for solvent-free and solvent-based coatings with excellent anti-crater properties. AFCONA 3700 is a highly fluorocarbon modified polyacrylic polymer. It has very low surface tension and therefore it can substitute and perform as silicones without the side effects of silicones.

AFCONA 2723 is a defoamer and air-releaser for unsaturated polyester, polyurethane, UV, and epoxy resin systems. It is recommended for thin-layer (gel coat), casting resins, and epoxy resin systems (e.g. floorings), as well as for room temperature curing of unsaturated polyesters used in glass fiber-reinforced systems.