Teach you how to distinguish sponge For the current living standard, when every household is buying things, it is often the beginning of paying attent…
What are the benefits of pillows made of slow rebound sponges? The slow rebound sponge is a good material for making healthy pillows. It is understood…
What if the sponge color fades? I believe that many people will be very worried about the fading of eva sponge color. In fact, eva, as a new material,…
Brief Introduction of Colorants for Polyurethane Materials Polyurethane materials have good colourability. By adding dyes or pigment pastes, polyureth…
Is the catalyst really not involved in the chemical reaction? Why can we change the reaction rate? IUPAC defines catalyst as a substance that changes …
Why do sponge products turn yellow? Generally, from the perspective of additives, the yellowing of sponge includes the following four types: 1. During…
Introduction of Polyurethane Delay Catalyst Who has the introduction of polyurethane delay catalyst? Delayed catalyst, namely polyurethane delayed cat…
Application of food colorants Color is one of the important standards to evaluate the appearance quality of food. When people judge the quality of foo…
What are the plastic colorants? How to choose plastic toner? In modern life, plastics are widely used. There are many kinds of plastics, such as PVC, …
Why does nylon fade easily when dyed? How to choose colorants for nylon? Nylon, the professional name of polyamide, is abbreviated as PA. Nylon has hi…
Application of Polyurethane Catalyst in the Synthesis of Hard Plate Specifically, the invention relates to a catalyst for preparing polyurethane and t…
Discussion on application of catalyst in polyurethane rigid foam for refrigerator preface In the foaming process of polyurethane rigid foams for refri…
