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The product (HG-CohesivePro 4005) is a solution of hydroxy-functional copolymer with acidic groups, which is silicone-free and contains acid groups. The product is designed to be used as a adhesion promoter for aqueous and solvent-borne coatings to improve their adhesion to metallic substrates such as steel, galvanized steel, aluminum, non-ferrous metals and also to glass. Applicable coatings include industrial coatings, coil coatings (on galvanized steel) and protective coatings.
HG-CohesivePro 4005 owns many notable features, including:
Properties | HG-CohesivePro 4005 |
Acid Value | 30 mg KOH/g |
Solvents | Methoxypropanol |
Density (20 °C) | 1.12 g/mL |
Flash Point | 48 °C |
Non-volatile Matter (150 °C for 10min) | 80% |
*Comments: The properties given here are typical of average lots. Alfa Chemistry does not represent that products in any particular batch will exactly conform to the values given.
Depending on the purpose of use, the product is added to the coating formulation at 1-5% level based on the total formulation. The product is added to the finished paint while stirring continuously. In solvent-based systems, the product should first be tested for compatibility in the non-pigmented formulation.
*The above product dosage is for reference only, and the optimal dosage needs to be determined through a series of experiments. In addition, if you need more details, please feel free to contact us.