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Anionic aliphatic polyurethane resins are a type of polymer material that is commonly used in various industrial applications such as coatings, adhesives, and inks. These resins are made by reacting isocyanate groups with hydroxyl or carboxyl groups in a polyol prepolymer, by emulsification and cross-linking with anionic surfactants.

One of the key characteristics of anionic aliphatic polyurethane resins is their high chemical resistance. They are highly resistant to water, solvents, and many common chemicals, making them ideal for use in harsh environments. Additionally, they offer excellent adhesion properties and are compatible with a wide range of substrates, including metals, wood, and plastics.

Anionic aliphatic polyurethane resins also have good mechanical properties, such as flexibility, toughness, and impact resistance. They can be formulated to provide specific properties, such as high-temperature resistance, UV resistance, and waterproofing, depending on the specific application requirements.

In addition, anionic aliphatic polyurethane resins are typically low odor and low VOC (volatile organic compounds) compared to other types of resins. This makes them an attractive option for manufacturers who are looking to minimize the environmental impact of their products.

Overall, anionic aliphatic polyurethane resins offer a combination of chemical resistance, adhesion, mechanical properties, and environmental friendliness that make them a popular choice for a wide range of industrial applications.