Definision Basiałe de łe Auxiłiari de łe Auxiłiari .

Rubber auxiliaries cause vulcanization from natural rubber. After more than 80 years of research, until the 20th century 20-30, with the basic variety of vulcanizing Accelerator 2-mercapto-Thiazole and its sub-sulfonamide derivatives and the industrialization of benzene diamine type of old-age agent, rubber auxiliaries are basically formed system. At present, the rubber additives in the stable period, vulcanizing accelerator and antioxidant Two main types of organic additives production of about 4% of the consumption of gum. The production of foreign rubber auxiliaries is very concentrated, the federal Germany Bayer AG and the United States Monsanto is the most important fabricator .} La produzion de ausiliari de gomma cinese (riferindo a dipendentistici organici) in 1952.