It is also called letter imitation leather in artificial leather. Because the imitation leather products made of non-woven synthetic leather are currently used. From the appearance, they are closer to leather products, and even can reach a degree of "authenticity". In this area, we should carefully select and identify. Generally speaking, imitation leather is made by applying chemical raw materials on cloth for processing. In the hand feel and appearance of imitation sheepskin, it is more similar to sheepskin, and has more luster on the leather surface. The handle and appearance of imitation cow leather are more similar to cow leather. However, when we look at the leather surface, there will be no pores, and the bottom plate is not animal skin. When we squeeze hard, the leather surface will not wrinkle. It can also be distinguished from animal skin. However, there will also be microporous film, which is a kind of artificial leather. When we encounter this situation, we can judge it according to the base material on the opposite side. However, because some criminals will sell imitation leather products as genuine leather products, in order not to be seen through, a layer of miscellaneous leather can be added to the edge of the interface of imitation leather products. In terms of the interface, the leather material is interlayer. Consumers should pay strict attention to differentiation when purchasing and prevent being deceived.
In terms of vegetable tanned leather, it is mainly a kind of cow leather tanned by plant preparations. In terms of color, it is generally light yellow, white pink and ivory white. This kind of leather material has relatively small flexibility, and will soften and produce plasticity after absorbing water. It is very suitable for us to make leather crafts or leather carving works. In terms of color, although it will become darker with the passage of time, we will constantly see whether the primary vegetable tanned leather at the time of purchase is our stock leather, and if the vegetable tanned leather has a tendency of yellowish brown, it should be the leather stored for a long time. From the perspective of leather, it is mainly brand-new vegetable tanned leather that needs to be stored for one or four months.
Vegetable tanned leather is a kind of leather that will continuously darken in color after oiling and maintenance. If we can match sufficient sunlight after oiling, the color of vegetable tanned leather can be deepened several times in a short time, such as three to six months. Since there is no discoloration in the process of dyeing vegetable tanned leather, the color difference of the same vegetable tanned leather products will be different under good maintenance conditions and after using them for different times.