Summer has arrived, and the most confusing thing for everyone is the preservation of food. How to ensure the freshness of food has become a hot topic nowadays. So how should we store fresh fruits a...
Polyethylenimine(PEI) is a water-soluble polymer. The concentration in water of commercial products is usually 20% to 50%. PEI is polymerized from ethylene imide monomer. It is a cationic polymer t...
Carbomer is a very important rheological regulator. Neutralized carbomer is an excellent gel matrix, which has important uses such as thickening and suspension. Cosmetics related to facial mask wil...
What is polycaprolactone?
Polycaprolactone, abbreviated as PCL, is a semi crystalline polymer and a completely degradable material. Polycaprolactone can be classified into pharmaceutical grade and ...
The Spring Festival of 2023 is coming. Thank you very much for your support and trust in Unilong in the past year. We will also strive to become better in the future. I hope to continue to reach a ...
Every skin lightening product consists of a bunch of chemicals, most of which come from natural sources. While most active ingredients are effective, some of them may have some side effects. Theref...