October 1st is an important day in China, National Day, and the whole country celebrates this day every year. According to China’s statutory rest regulations, we will be on holiday from Octob...
With the progress of society and the improvement of people’s living standards, people pay more and more attention to the maintenance of their skin and their own image. The choice of cosmetics...
For effective skin care, of course, it is inevitable to have a certain concept of ingredients, not only the promotion of the product, but also the ingredients of the product. Today, let’s tal...
Hyaluronic acid and sodium hyaluronate are not essentially the same product.
Hyaluronic acid is commonly known as HA. Hyaluronic acid naturally exists in our body and is widely distributed in hum...
Polyvinylpyrrolidone (PVP) ,cas number 9003-39-8,pvp is a non-ionic polymer that is the most distinctive, best-studied and most widely studied fine chemical among N-vinyl amide polymers. Has deve...
Polyethyleneimine (PEI for short), with a CAS number of 9002-98-6, is a water-soluble cationic polymer. Its core feature is that its molecular chain is rich in a large number of amino groups (prima...