Atofina Develops New PET Catalyst - S-28

One of the additives produced by the Atofina Chemical Company in Philadelphia, USA, is a catalyst for the polycondensation of PET. The company developed and produced trivalent cerium acetate and ethylene glycol lanthanum (S-21 and S-24 respectively) in the early y

Silk screen printing process

The principle of photoengraving by screen printing photolithography and other printing methods is basically the same. The photolithography equipment and materials used are also the same as those of modern photolithography equipment. Now we briefly introduce the pr

New red phosphorus flame retardant

The RPM red phosphorus flame-retardant masterbatch developed for the first time by China National Chengguang Chemical Research Institute Engineering Plastics Co., Ltd. has been put on the market. The current production scale has reached 1,000 tons/year, which has