Polyvinylpyrrolidone (PVP) chemical structure contains a pyrrolidone ring, which imparts excellent water solubility, film-forming ability, adhesion, and biocompatibility.
The “K25″ in P...
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...
As the weather gets warmer, the biggest headache is the imminent activation of mosquitoes. Especially the little babies, it seems that mosquitoes like to turn around the little baby, the white baby...
October 1st, quietly came, the birthday of the motherland is about to start! Bless the great motherland, happy birthday and happy holidays!
1949-2022 Warmly celebrate the 73rd anniversary of the fo...
Everyone has a love for beauty. Everyone likes to dress up beautifully, regardless of age, region, or gender Therefore, modern people attach great importance to skincare. Compared to men, women ten...
Flavor is a product that we often see in life, and the ingredients added are a variety of chemical components and organic compounds. Many consumers can make a variety of products after purchasing f...