Adhesion Promoters / Bonding Agents for Coatings and Inks

EBECRYL® 375 by allnex is tetramercapto derivative designed as adhesion promotor on metal. It is used in a concentration of 2-10 % in acrylated systems to improve adhesion and flexibility. It may be applied by lithographic, screen, gravure, direct or reverse roll, and curtain coating methods. EBECRYL® 375 is recommended for use in UV/EB cured solder resists and metal- & thick coatings. The shelf life of this product is 2 years.

HALOX® 680 by ICL is a VOC-free, non-flammable, smart release anticorrosive pigment which releases a heterocyclic organic corrosion inhibitor from an organic matrix that adsorbs on the metal surface and forms a protective film. It offers decreased cathodic delamination (undercutting) and improves cut edge protection.

• It is jet milled grade that provides increased intercoat coating adhesion and prevents osmotic blistering. It reduces cost by lowering zinc phosphate loading.
• It acts synergistically with other corrosion inhibitors such as zinc phosphate, Z-PLEX 111, SZP-391, HALOX® 430 and Zn-free phosphates.
• It can be formulated into solvent-based, high solid-, and powder coatings.
• It is suitable for solvent-based primers & DTM alkyds, acrylics, water-based epoxies and urethanes, high solids and 100% solids, semi-gloss paints and coil coatings.
• The dosage level of HALOX® 680 as a stand-alone corrosion inhibitor or as an adhesion promoter is 1-2% based on total formula weight (TFW).
• When used in synergy with standard zinc phosphate the loading level of the product is typically 0.5-4% on total formula weight (TFW).

EBECRYL® 170 by allnex is acidic acrylate-based adhesion promoter. It is designed as an additive for ultraviolet (UV) and electron beam (EB) curable coatings on metal. EBECRYL® 170 is characterized by low viscosity, acid functionality, good adhesion to metal substrates and improved reactivity. It is applied by direct or reverse roll, offset gravure, metering rod, slot die, knife over roll, air knife, curtain and immersion coating methods. The typical usage level is between 1 and 5% by weight of the total formulation. Recommended for use in general metal coatings & primers, coatings for galvanized pipes & tubes. Also used in coil coatings.The shelf life of the grade is 2 years.

EBECRYL® 741 by allnex is an adhesion promoting resin with excellent pigment dispersion properties. It is designed for radiation curable screen inks for difficult substrates such as polyester, polypropylene, polyethylene, polystyrene & polyvinyl chloride. It is ideal for banners, POS posters, containers, CD, loose leaves and membranes/switches. The shelf life of EBECRYL® 741 is 2 years.

EBECRYL® 168 by allnex is acidic methacrylate-based adhesion promoter. EBECRYL® 168 is characterized by improved compatibility, light color, low viscosity and acid functionality. It may be applied via direct or reverse roll, offset gravure, metering rod, slot die, knife over roll, air knife, curtain and immersion coating methods. It is designed for ultraviolet and electron beam curable coatings on metal. The typical usage level is between 1-5% by weight of the total formulation. Recommended for use in general metal coatings & primers, coatings for galvanized pipes & tubes. Also used in coil coatings. The shelf life of the grade is 2 years.

EBECRYL® 1900 by allnex is an UV/ ESH dual cure hard coat melamine adhesion promoter. It is developed for coating application on wood, paper and foil substates. It exhibits excellent scratch resistance, solvent resistance, high gloss, high surface hardness and good weathering resistance.

• It is characterized by medium-low viscosity and fast cure response with outstanding adhesion performance to melamine surfaces (HPL, CPL and similar processes).
• It is a low VOC, low color, non-yellowing, tin-, bisphenol A-, and solvent-free technology grade.
• It has reduced energy consumption and low residual formaldehyde content.
• Formulated UV/EB curable products containing EBECRYL® 1900 may be applied via brush, roller, direct or reverse roll, offset gravure, metering rod, slot die, knife over roll, air knife, curtain, immersion and spin coating methods, as well as screen printing.
• It is used in scratch and abrasion resistant coatings (hardcoats).
• It has a shelf life of 1 year.

EBECRYL® 171 by allnex is acid modified methacrylate-based adhesion promoter. It is designed as a modifier for ultraviolet (UV) and electron beam (EB) curable coatings. It is characterized by low viscosity, acid functionality and adhesion on various substrates. EBECRYL® 171 is applied by screen, direct or reverse roll coating methods. The typical usage level is 1-5% of the total formulation. Recommended for use in metal-, glass-, plastic and melamine paper coatings. The shelf life of the product is 2 years.

ETERKYD 4901-B-72 distributed by DKSH is an adhesion promoter for industrial coatings. It is used mainly in baking paints and primers.

• It is formulated to meet air pollution regulations.
• It imparts excellent balance of hardness and flexibility.
• It produces high-gloss films with excellent color and color retention.
• ETERKYD 4901-B-72 is recommended for coil coatings, general industrial gloss bake enamels for spray, dip, or flow.
• It is suitable for high-solids, solvent-thinned coil coatings, can coatings and waterborne one-coat systems.
• This product is available in Canada and USA.

HARDLEN® CY-9122P distributed by DKSH is an adhesion promoter for polyolefin. It is suitable for polypropylene, TPO, EPDM, PP/EPDM and metal substrates without some physical and chemical pre-treatments such as framing treatment.

• It offers good interlayer adhesion between primer and topcoat paint such as 2K system using polyurethane.
• HARDLEN® CY-9122P shows excellent resistance against water, humidity and gasoline after top-coating.
• This product is available in Europe & Asia/Pacific regions.

EPOCROS™ WS-300 by Nippon Shokubai is a VOC-free adhesion promoter and waterborne crosslinking agent based on acrylic, high oxazoline functionalized reactive copolymer. The new crosslinking technology enhances the reactivity between oxazoline groups and carboxy groups through a heating and mixing process involving EPOCROS™ WS and a carboxy group-containing emulsion with a specific neutralization rate.

• It offers lower curing temperature, excellent storage stability, no peeling and long pot life for one packaging.
• It provides film properties, low toxicity, fast drying and improved water- & heat resistance.
• It shows excellent adhesion to polyethylene terephthalate (PET), oriented polypropylene (OPP) and polyvinyl chloride (PVC).
• It exhibits controllable appearance by glass transition temperature adjustment and crosslinking reaction at low temperature (80-120°C) with no by-product.
• It offers high reactivity and performance expression with even small addition.
• EPOCROS™ WS-300 is designed for coatings (metals, films, paper, plastics, leather), primer (film, plastics, building materials, automobiles, PVB inks), paints, inks and pigment printing.
• It is registered with CSCA(Japan) and TSCA(USA) regulations.