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Oak moss is a type of lichen that grows on the trunk of oak trees, also known as oak bark. It belongs to the genus Lichen in the family Malvaceae and is mainly found in central and southern Europe. The green fragrance of oak moss is extremely unique, and it also has aromas such as fennel, bean, and hay. The aroma of oak moss essential oil is smooth, rich, and has multiple rhymes, and it has a long-lasting fragrance, making it a good fragrance fixative. Oak moss has become a commonly used flav

Waterborne polyurethane adhesive refers to the introduction of hydrophilic groups or structures into the main or side chains of polyurethane molecules, which can be dispersed in water

Polyurethane adhesive. Due to its use of water as a solvent, it has the characteristics of safety, easy storage and transportation, convenient use, and low cost. Its types

According to the different raw materials, they can be divided into polyether cationic type, polyester anionic type, sulfonic acid