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...
What is O-Cymen-5-OL?
O-Cymen-5-OL is also known as o-傘花烴-5-醇, 4-ISOPROPYL-3-METHYLPHENOL, and IPMP. The O-Cymen-5-OL CAS number is 3228-02-2, which is a white needle shaped crystal that is ins...
With the continuous increase in the demand for efficient, environmentally friendly and high-performance additives in new materials industries such as polyurethane and epoxy resin, dimethyl thio-tol...
Ultraviolet absorber (UV absorber) is a light stabilizer that can absorb the ultraviolet part of sunlight and fluorescent light sources without changing itself. Ultraviolet absorber is mostly white...
N-Phenyl-1-naphthylamine CAS 90-30-2 is a colorless flaky crystal that turns light gray or brown when exposed to air or sunlight. N-Phenyl-1-naphthylamine is a commonly used antioxidant in natural ...
In the past, due to the backward medical knowledge and limited conditions, people had little awareness of tooth protection, and many people did not understand why teeth should be protected. Teeth a...