Hexamethylene diamine is mainly used for the production of nylon 6,6 and nylon 6,10 respectively by a neutralization reaction with adipic acid and a reaction wi
【正】 Vanillin is an important food flavor-ing and scent,giving off a rich per-fume and keeping a sweet smelllocked in as well.It is widely used inindustries s
Over the last few years, Akzo Nobel has been very active in China. Akzo Nobel announced a Euro 250 million investment for a new chemicals multisite in Ningbo,an
Global output of surfactants is already more than 12 million tons a year today. There are more than 10 000 varieties in the portfolio. The total market sales va
At present, a large part of Chinas phosphoric gypsum is used as a substitute for natural gypsum and further processed into various kinds of construction product