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...
Many consumers see some cosmetics containing “polyglyceryl-4 oleate” this chemical, not clear about the efficacy and action of this substance, want to understand the product containing ...
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...
Hyaluronic acid is a large molecular polysaccharide extracted from bovine vitreous humor by Columbia University ophthalmology professors Meyer and Palmer in 1934. Its aqueous solution is transparen...
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...
Polyglyceryl-4 Laurate is a commonly used cosmetic ingredient, with a CAS 75798-42-4 and an English name of Polyglycerol-4 laurate. Polyglyceryl-4 Laurate is produced through polymerization and est...