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...
Sun protection is a must-have for modern women throughout the year. Sun protection can not only reduce the damage of ultraviolet rays on the skin, but also avoid skin aging and related skin disease...
As regulatory bodies tighten restrictions on traditional preservatives and consumers demand transparent, “clean” ingredient lists, cosmetic formulators are facing a significant challeng...
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...
Cellulose Acetate Butyrate, abbreviated as CAB, has the chemical formula (C6H10O5) n and a molecular weight of millions. It is a solid powder like substance that is soluble in some organic solvents...
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...