Products in Rheology Modifiers & Stabilizers: Polyurethanes (PU)

Hydropalat® WE 3437 ED is a versatile liquid that functions as an emulsifier, anionic surfactant, and wetting agent. Formulated with alkyl ether sulfates, sodium salts, and fatty alcohols, this product boasts features such as improved substrate wetting, good pigment wetting, and high gloss. With a commitment to environmental considerations, it is labeled as solvent-free and APEO-free, making it an ideal choice for applications where these qualities are crucial.

Hydropalat® WE 3437 serves as a wetting agent and emulsifier, offering excellent substrate wetting, emulsification capabilities, gloss improvement, and pigment wetting. It functions as an anionic surfactant and is presented as a colorless to slightly yellowish liquid. It serves as a surfactant, wetting agent, anionic surfactant, and emulsifier. Notably, it carries labeling claims of being silicone-free, solvent-free, and APEO-free. Hydropalat® WE 3437 proves to be an effective anionic wetting agent and emulsifier specifically tailored for waterborne coatings and inks.

Rheovis® PU 1250 EC is a polyurethane-based associative rheology modifier designed for thickening and modifying the flow properties of waterborne polymers, aqueous systems, as well as finished products such as paints, coatings, and putties. It appears as a yellowish, white, hazy liquid. This non-ionic, medium pseudoplastic rheology modifier serves as a mid-shear thickener, imparting a low-shear viscosity build with moderate contributions to high-shear viscosity in latex-based paints. Its balanced shear profile, combining low-shear and high-shear contributions, allows for use in spray formulations as a single rheology modifier. Notable benefits include improved flow and gloss, increased hiding power, wash and scrub resistance, and outstanding spatter resistance during roller application.

Efka® PA 4450 is a powerful liquid formulation designed to serve as an emulsifier and dispersant. Compatible with polyurethanes (PU), polyethylenes (PE), epoxies (EP), acrylics, polyesters, and alkyds, this versatile solution caters to a wide range of polymers and resins. Efka® PA 4450, in its liquid form, ensures ease of application. Notably, it features high color strength, enhancing the overall performance of formulations.

Rheovis® PU 1250 is a polyurethane-based associative thickener, a non-ionic, medium pseudoplastic rheology modifier for water-based coatings. It provides ph-independent thickening, improved flow and gloss, increased hiding power, wash and scrub resistances, and outstanding spatter resistance during roller application. The chemical nature involves polyurethane polymer in water/butyldiglycol.

Efka® FA 4601 is a multifunctional liquid marvel that serves as a rheology modifier, thickener, emulsifier, and dispersant. This versatile formulation seamlessly integrates with nitrocellulose, polyurethanes (PU), chlorinated rubbers, epoxies (EP), and alkyds, showcasing its compatibility with various polymers and resins. Efka® FA 4601, in its liquid form, ensures ease of application.

Tinuvin® 5050 is a solvent-free, liquid blend featuring a 2-(2-hydroxyphenyl)-benzotriazole UV absorber (UVA) and a basic hindered amine light stabilizer (HALS). This blend is meticulously designed to meet the demanding cost, performance, and durability requirements of exterior solvent-borne industrial and decorative coatings. Key features and benefits include a synergistic UVA/HALS combination for solvent-based systems, offering protection against cracking, loss of gloss, and color change. Tinuvin® 5050 is particularly recommended for non-acid-catalyzed systems.

Tinuvin® 292is a liquid hindered amine light stabilizer (HALS) developed specifically for coatings. It comprises an almost pure mixture of two active ingredients, allowing it to remain in liquid form, unlike the tendency of pure diester to solidify, even at room temperature. The efficiency of Tinuvin 292 significantly prolongs the lifetime of coatings by reducing paint defects such as cracking and loss of gloss. Key features and benefits include versatility in both water and solvent based coatings, extension of coating lifetime, and excellent compatibility with a wide variety of coating systems.

Efka® PX 4733 is an advanced polymeric dispersant with a core-shell structure. It is a 100% active, liquid dispersant with high pigment loading at low mill base viscosity. Particularly effective in UV-curable and mild-solvent ink-jet systems, it is suitable for use in UV-curable ink systems, including flexographic, lithographic, and screen inks.

Tinuvin® 5248 is a liquid light stabilizer blend incorporating a triazine-based UV absorber and a basic hindered amine light stabilizer (HALS) for coatings, adhesives, and sealants. Formulated to address the high performance and durability needs of exterior solvent-based automotive, industrial, architectural, and decorative coatings, including energy-curable systems (UV, electron beam). Key features and benefits include high thermal stability and photo permanence, containing a basic multipurpose HALS, a UV absorber insensitive to metal ions and amines, preventing the formation of colored complexes, and a synergistic combination providing superior coating protection against gloss reduction, cracking, blistering, delamination, or color change, ensuring comprehensive substrate protection.

Efka® RM 1469 is a multifunctional additive designed to serve as a rheology modifier, anti-sagging agent, and thickener. This versatile product is compatible with various polymers and resins, including polyurethanes (PU), acrylics, melamines and melamine formaldehydes (MF), and cellulose acetate butyrate (CAB), along with polyesters. It boasts features such as good shear viscosity and high gloss, making it a valuable addition to formulations where these properties are crucial.

Efka® RM 1920 serves as a rheology modifier for solvent-based systems. It is a particularly finely ground additive used to impart a thixotropic effect to paints, printing inks, and other coatings. This additive effectively prevents sagging of thick films on vertical surfaces while generally improving working and flow properties. It substantially reduces pigment settling. The chemical nature of Efka® RM 1920 involves hydrogenated castor oil.

Irganox® 1076 FD is a versatile solution classified under the phosphites and hindered amine light stabilizer (HALS) chemical family. This product is compatible with polyolefins, polybutene, polypropylenes (PP), polyethylenes (PE), polyvinyl chloride (PVC), and polyurethanes (PU). In a convenient granular solid form, Irganox® 1076 FD ensures easy handling and integration into various formulations.

HDK® H18 is a synthetic, hydrophobic, amorphous silica produced via flame hydrolysis. It is a white colloidal powder of high purity. HDK® H18 is used as a thickening and thixotropic agent in composites, coatings, adhesives, and sealants, particularly in vinylester, epoxy, and polyurethane systems.

HDK® H30RM is a synthetic, hydrophobic, amorphous silica produced via flame hydrolysis. It is a white colloidal powder of high purity. HDK® H30RM is commonly used in various applications, including automotive coatings, industrial coatings, powder coatings, and as a rheology control agent.

HDK® H16 is a synthetic, hydrophobic, amorphous silica produced via flame hydrolysis. It is a white colloidal powder of high purity. HDK® H16 is applied as a thickening and thixotropic agent in composites, coatings, adhesives, and sealants, especially in vinylester, epoxy, and polyurethane systems. It also finds applications in adhesives.

HDK® H30LM is a synthetic, hydrophobic, amorphous silica produced via flame hydrolysis. It is a white colloidal powder of high purity. HDK® H30LM is commonly used in various applications, including automotive coatings, industrial coatings, powder coatings, and as a rheology control agent.

HDK® H21 is a synthetic, hydrophobic, amorphous silica produced via flame hydrolysis. It is a white colloidal powder of high purity. HDK® H21 is used as a thickening and thixotropic agent in various applications such as composites, coatings, adhesives, and sealants, particularly in vinylester, epoxy, and polyurethane systems.

HDK® H20RH is a synthetic, hydrophobic, amorphous silica produced via flame hydrolysis. It is a white colloidal powder of high purity. HDK® H20RH is highly effective as a thickening and thixotropic agent in various applications such as coatings, printing inks, adhesives, and others. It offers high compatibility, especially in epoxy, polyurethane, and acrylate systems.

HDK® H20RM is a synthetic, hydrophobic, amorphous silica produced via flame hydrolysis. It is a white colloidal powder of high purity. HDK® H20RM is used as a thickening and thixotropic agent in various applications such as coatings, paints, printing inks, and adhesives, particularly in epoxy, polyurethane, and acrylate systems.

HDK® H17 is a synthetic, hydrophobic, amorphous silica produced via flame hydrolysis. It is a white colloidal powder of high purity. HDK® H17 is used as a thickening and thixotropic agent in composites, coatings, adhesives, and sealants, particularly in vinylester, epoxy, and polyurethane systems.

AEROSIL® R 972 is hydrophobic fumed silica grade treated with DDS (Dichlordimethylsilane). The moderate hydrophobicity of these AEROSIL® products is suited for defoaming properties in the presence of appropriate hydrophobic liquids. They are recomended for improving the sedimentation stability of defoamer dispersions as well.

AEROSIL® 200 is a hydrophilic fumed silica with a specific surface area of 200 m²/g.

AEROSIL® R 202 is a hydrophobic fumed silica grade, treated with a polydimethylsiloxane. This product can be used in defoamer formulations for sedimentation stabilization and due to its high hydrophobicity as defoaming component.

AEROSIL® R 974 is hydrophobic fumed silica grades treated with DDS (Dichlordimethylsilane). The moderate hydrophobicity of these AEROSIL® products is suited for defoaming properties in the presence of appropriate hydrophobic liquids. They are recommended for improving the sedimentation stability of defoamer dispersions as well.

AFCONA 6230 is a wetting and dispersing agent for inorganic pigments and fillers in solvent-based, solvent-free, and water-based systems. AFCONA 6230 is a wetting and dispersing agent for inorganic pigments and fillers in solvent-based, solvent-free, and water-based systems. It also helps improve color acceptance in these systems.

AFCONA 7510P is a block polymer with acidic functional groups and viscosity depressing properties in powder delivery form. It is recommended for use in unsaturated polyester, PVC, epoxy, and polyurethane resin systems. AFCONA 7510P is very similar to AFCONA 7500 and AFCONA 7520, but with a different modification. As a result, the performance of these three products is very close but may vary in different binder systems. Of the three products, AFCONA 7510P is the most hydrophilic.

Pangel OM8 is a rheological additive for low- to medium-polarity systems based upon highly purified bentonite clay. It is particularly recommended for systems based on resins such as polyurethanes, acrylics, polyesters, epoxy esters, and alkyds. Pangel OMD8 is an organobentonite that enhances thixotropic and pseudoplastic effects in systems with intermediate polarity.

Pangel B40 is a powdered additive with a high thickening and anti-settling capacity for high-polarity systems. It is especially recommended for adding thixotropic, suspension, and sagging resistance properties to systems based on alcohol, glycol, and ketone solvents, as well as mixtures of those solvents with water.

Pangel B42 is an organically modified sepiolite powdered additive with a high thickening and anti-settling capacity for high polarity systems, particularly recommended for systems based on alcohol, glycol and ketone type solvents, as well as in mixtures of those with water.

AFCONA 4067 is a high molecular weight polymeric dispersant for deflocculation of all types of pigments. AFCONA 4067 is a BTX-free version of a high molecular weight dispersing agent. This dispersant is very effective for inorganic pigments, organic pigments and carbon black dispersion preparation. Its very effective 3-dimensional steric hindrance offers good stability for all pigments. This is a very good dispersant for organic red, yellow and violet pigments.

Pangel B20 is a powdered additive with a high thickening and anti-settling capacity for intermediate polarity systems, particularly recommended for systems based on aromatic and unsaturated polyester type solvents. It provides thixotropic, suspension and sagging-resistance properties to systems based on aromatic and unsaturated polyester type solvents, Pangel B20 does not require the use of a polar activator for its dispersion.

AFCONA 6228 is a product specially developed to reduce the viscosity in highly pigmented universal colorants. AFCONA 6228 is a product specially developed to reduce the viscosity in highly pigmented universal colorants. It allows to maintain an excellent fluidity without harming the general compatibilities.

Non-Associative Thickener / Rheology Modifier Borchi® Gel A LA is a polyacrylate -based non-associative thickener. This rheology modifier additive is a solution of anionic acrylic polymers in water that provides viscosity in the low shear range. It is APEO- and tin-free.

Easy-to-Handle Moisture ScavengerAdditive OF is a stabilizer additive / moisture scavenger for solvent-based polyurethane coatings. This solution is 100% active.

Thickener/suspending additive for solvent-based paints containing dense pigments.