Products in Additives: Polyurethanes (PU)

Dragonox® 1330 is used in polyolefins such as polyethylene, polypropylene, and polybutene for the stabilization of pipes, molded articles, wires, cables, dielectric films, etc. Furthermore, it is applied to other polymers, such as engineering plastics like linear polyesters, polyamides, and styrene homo- and copolymers. This product may also be used in PVC, polyurethanes, elastomers, adhesives, and other organic substrates.

HALOX® SZP-395 is a white, non-refractive, corrosion-inhibiting pigment used in protective coating systems. HALOX® SZP-395 is the most efficient and versatile corrosion-inhibiting pigment. It is recommended for use in a wide variety of resin systems and is equally effective in such resins as alkyds (both traditional and high solids), epoxies, latexes, water-reducible alkyds, high acid value resins, catalyzed baking systems, and vinylidene chloride latexes. The fine particle size and low oil absorption of HALOX® SZP-395 make it the pigment of choice in thin film applications (<1 mil or 25 microns).

HALOX® 550 WF is a water-free (WF) corrosion inhibitor and adhesion promoter that uses a sol-gel-based formula. It is designed to protect a variety of coatings, including waterborne and solventborne clear coats, glossy direct-to-metal coatings, thin-film coatings, acrylic emulsions, polyurethanes, epoxies, alkyds, water-reducible alkyds, PVB wash primers, and polyester resins. This product is suitable for use in low-pH and acid-catalyzed systems.

HALOX® 350 is a highly active organic corrosion inhibitor with 97–100% solids, specifically designed to prevent flash rust and in-can corrosion while also providing temporary corrosion protection. This product is an effective alternative to toxic nitrite-based flash rust inhibitors. It is in the form of a slightly yellow powder.

HALOX® XTAIN® L-47 is a liquid stain-inhibiting additive that is zinc-free, ammonia-free, and free of volatile organic compounds (VOCs). Specifically formulated to prevent tannin bleed, it is highly effective in waterborne coating systems such as acrylic emulsions and polyurethane dispersions (PUD) used on various wood species, including redwood, merbau, and oak. This advanced additive delivers exceptional performance while meeting European ecolabel requirements, as it does not rely on Zn2+ cations. HALOX® XTAIN® L-47 offers similar efficiency to its predecessor, HALOX® XTAIN® L-44.

Dragonsorb® 3853 is a new hindered amine light stabilizer that is used in polyolefin plastic, polyurethane, ABS resin, coatings, adhesives, rubber, etc. This light yellow waxy solid has excellent light stability and the advantages of non-toxicity, low price, and cost-effectiveness.

Dragonsorb® 5151 is a mixture of benzotriazole UVA with HALS light stabilizer. This liquid light stabilizer blend is developed specifically for coatings. Its high thermal stability and permanence make it suitable for coatings exposed to high bake temperatures and/or extreme environmental conditions. Its broad UV absorbance allows effective protection of light-sensitive substrates such as wood and plastics.

Dragonox® 5057 is used as an excellent co-stabilizer in polyurethane foams, such as in combination with hindered phenols like Dragonox® 1135. Core discoloration or scorching results from the exothermic reactions of a diisocyanate with polyol and a diiscocyanate with water during the manufacture of flexible polyurethane slabstock foams. Proper stabilization of these polyols using Dragonox® 5057 protects against oxidation during storage and transport and also provides scorch protection during foaming. This product can also be used with other polymers, such as elastomers, adhesives, and other organic substrates.

HALOX® 650 is an organic corrosion inhibitor primarily designed for coatings and primers on metal surfaces. It is specifically formulated for use in solvent-borne or powder-coating applications to provide long-term corrosion protection. HALOX® 650 can be used in a variety of applications, including coil coatings, resins such as thermoplastic acrylics or epoxies, powder coating systems such as polyester or TGIC, acid-catalyzed thermosetting systems such as melamine or urea-formaldehyde, and wash (etch) primers based on PVB.

Gelest 3-AMINOPROPYLTRIETHOXYSILANE (SIA0610.0) effects immobilization of enzymes and is used in microparticle surface modification. This product functions as an adhesion promoter and coupling agent.

Dragonsorb® B75 is a mixture of an antioxidant, a benzotriazole-type ultraviolet absorber, and a hindered amine light stabilizer. This product is suitable for rim polyurethane and TPU, as well as sealants and adhesives. It has good applications in waterproof canvas, floors, and polyurethane coating in synthetic leather.

Dragonox® B225 is an antioxidant used in polyolefins and olefin-copolymers such as polyethylene, polypropylene, polybutene, and ethylene-vinyl acetate copolymers. The blends can also be used in other polymers such as engineering plastics, styrene homo- and copolymers, polyurethanes, elastomers, adhesives, and other organic substrates. Dragonox®-B225 can be used in combination with light stabilizers.

Dragonsorb® 123 is a light stabilizer with low alkalinity. It is widely used in acrylic resin, polyurethane, sealant, adhesive, rubber, TPE and TPO blends, PVC, polystyrene, polypropylene, and other unsaturated resins. Additionally, as this product reacts in a cross-chain with other ingredients in the paint formula, it is especially recommended for the paint. It has excellent resistance to acid, flame retardant, sulfur, and catalyst residue.

HALOX® 700 is a white, non-refractive, corrosion-inhibiting pigment used in protective coatings. It provides extended protection in solvent-based and water-based epoxy and urethane coatings through the combination of zinc and aluminum phosphates. When used in alkyd and acrylic coatings, it is recommended to use it in combination with HALOX® Organic Corrosion Inhibitors for optimal performance.

Dragonsorb® 1 is a highly efficient liquid-type UV absorber with an effective UV absorption range of 240 - 350nm. It has excellent light stability for polyurethane products like flexible foam, rigid foam, elastomers, artificial leather adhesives, coatings, etc. It prevents aging and improves color stability to prolong the service life of the products.

HALOX® 520 is a liquid organic corrosion inhibitor primarily designed for use in water-borne coating systems. It contains dual functionality as a corrosion inhibitor and an adhesion promoter. HALOX® 520 may be used in waterborne formulations such as 2 pack epoxy systems, 1 and 2 pack polyurethanes, acrylics (especially epoxy/amine-functionalized), and hybrid systems. It may also be used as a metal pretreatment additive.

HALOX® 550 is a liquid organic-inorganic sol-gel corrosion inhibitor designed for corrosion protection in thin film coatings such as water and solvent-based finishes, high gloss DTM, conventional primers, acrylic clear coats, fast-drying lacquers, wash primers, anti-fingerprint coatings, and conversion coatings. It also increases hydrophobicity and is pH stable, making it compatible with both waterborne and solventborne coatings.

HALOX® 630 is a liquid organic corrosion inhibitor for solvent-borne protective coatings on metal surfaces. It may be used in solventborne clear or pigmented coatings and in systems such as 2-pack epoxy systems, high-solids epoxy esters, alkyds, acrylic resins, and 2 pack polyurethane primers. However, in bake systems, the temperature should not exceed 150°C. It should be noted that yellowing may be observed with reactive isocyanates. HALOX® 630 provides superior corrosion resistance even over poorly prepared surfaces, such as adherent rust or oil contamination.

HALOX® 430 is a non-toxic, heavy metal-free anticorrosive pigment designed for use in waterborne and solventborne protective coating systems. HALOX® 430 is based on a unique synergy between an ion scavenging and passivation mechanism. It is recommended for use in long-term applications where the use of heavy metals, such as zinc, strontium, barium, molybdenum, and chromate, is of concern.

Access Rudolf Organosilane G 312 is a multifunctional silane that provides excellent adhesion, crosslinking, and water repellency to coatings, sealants, and adhesives. It can enhance the overall performance and durability of the treated surfaces, making it an ideal choice for various applications.

AFCONA 3258 is a leveling and flow control agent for solvent-based coatings with anti-crater properties. AFCONA 3258 has been developed to replace fluorocarbon modified leveling agents, providing the same leveling and anti-crater performance. It is the 100% active version of AFCONA 3758.

AFCONA 7201 is recommended for unsaturated polyester, PVC, epoxy, and polyurethane resin systems. It is a moderately strong defoamer, but is not suitable for unpigmented/clear systems, as it may cause in-can haziness. However, this has a negligible effect on final gloss and will not influence other properties of the system.

AFCONA 5030 is a cationic wetting and dispersing additive to improve the wetting of pigment surfaces, especially carbon black and organically treated bentonites. AFCONA 5030 is an additive for pigment dispersion. It reduces the interfacial tension between pigments or extenders and the vehicle. It stabilizes the pigments through electrical charge repulsion forces.

Access Rudolf Organosilane U 302H is a silane coupling agent that is used to enhance the adhesion between organic and inorganic materials. It is commonly used as a surface modifier in various industries, including plastics, rubber, and coatings. This product is characterized by its high hydrophobicity, making it an ideal choice for applications where water repellency is critical.

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.

AFCONA 3730 is a leveling agent for solvent-based and solvent-free coatings. AFCONA 3730 is a high molecular weight polyester polymer which offers good leveling properties. It is very compatible with the oil-free polyester resins that are used in can coatings. This means it is very suitable for use as a leveling agent for clearcoats and pigmented coatings, as it will not give haze, orange peel or other side effects to the coating.

AFCONA 7375US is a modified fluorocarbon polyacrylate surface modifier with anti-foam and leveling properties. Higher fluorocarbon modification than AFCONA 7371. It is recommended for unsaturated polyester, PVC, epoxy, and polyurethane resin systems. With the higher fluorocarbon modification, AFCONA 7375US is excellent in surface tension related performance, such as anti- cratering, fiber wetting, pigment and extender wetting and faster leveling.

AFCONA S713 is a wetting and dispersing additive used to prevent flooding and floating of pigments. It is very effective, offering performance close to that of a high molecular weight dispersant. It is recommended for medium to high polarity systems, such as polyurethane (PU), ultra-high-molecular-weight polyethylene (UHMWPE), ultraviolet (UV)-cured, nitrocellulose (NC), heat-cured, and acid-cured systems. This product is also widely used in printing inks.

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.

Access Rudolf Organosilane AE 301T1 is an excellent coupling agent that improves the adhesive and cohesive strength of coatings, adhesives, and composites. It is compatible with various solvents and resins and is especially useful for glass fiber reinforced plastics. AE 301T1 is also suitable for use in electronic applications.

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 7476 is a dispersant with high affinity for acidic and neutral carbon blacks, fiberglass, and other pigments. It is suitable as a dispersing agent for unsaturated polyesters (SMC, BMC, TMC, and pigment concentrates), PVC, epoxies, and polyurethane foams, providing excellent wetting to the glassfiber for faster wetting of resin to the fiberglass and better bond strength and performance in the final product. It is suitable for all types of pigments, from inorganic to organic, as well as carbon black.

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.

AFCONA 8203 is a defoamer and air-releaser specially developed for unsaturated polyester, polyurethane, and epoxy resin systems. It provides good defoaming properties to the system while maintaining the system's transparency and clarity, making it an ideal alternative to AFCONA 2720 for high-solid application systems such as UPE, epoxy, and polyurethane.

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.

Access Rudolf Organosilane AE 301 is a unique coupling agent used in various applications, including adhesives, coatings, and composites. It improves the adhesion between inorganic surfaces and organic polymers. AE 301 can also enhance the mechanical, thermal, and chemical properties of the final product.