Study of catalytic activity of antimony compounds in the polycondensation of bis - hydroxyethyl terephthalate 对苯二甲酸乙二酯缩聚所用锑系催化剂催化活性研究
Supplier of specialty chemicals including zinc borate , fire retardant additives , wood preservatives , boric acid , and antimony compounds . based in new jersey -主要生产铝酸钠高温氧化铝及其微粉低温氧化铝r -氧化铝填料氢氧化铝,牙膏级氢氧化铝等