When it comes to chemical products, it often gives people a feeling of gray color, irritation, and pollution.

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The difference between pu pigment and dye is that the coloring method of the object is different. The dye can penetrate into the inside of the object for coloring, such as the inside of the fiber; while the PU pigment can only act on the surface of the object, such as the surface of cloth.

PU pigment is a reactive pigment system color paste. The viscosity of the color paste can be adjusted according to the needs of customers without affecting the color effect.

The main component of polyurethane foam (PU foam) is polyurethane. The raw materials are mainly polyisocyanates and polyols. By adding appropriate additives—the most important of which is a series of foaming additives related to foaming— -A large amount of foam is generated in the reaction product, ......

The characteristic of PU paint is that acyclic and/or cyclic hydrogen bonds can be formed between polymer molecules. Under the action of external force, the hydrogen bonds can be separated to absorb external energy (20~25kJ per mole).