Through analysing toluene ester of 2 different cyanic acid is producing the equipment in the process and cop to often produce the account that jam, differ from chemical method and introduction of physical method angle respectively jam of medium clean a technology.

　　 Ester of 2 different cyanic acid produces toluene of device clean.PDF

[1]

Previous:In recent years not saturated colophony studies abroad 10
Next：The relation of Taiwan enterprise reappraise and mainland