申请人:Hakuto Co., Ltd
公开号:EP2000451A9
公开(公告)日:2009-03-25
According to the present invention, there is provided a process for inhibiting polymerization of an aromatic vinyl compound during the stage of producing, purifying, storing or transporting the aromatic vinyl compound which not only inhibits an initial polymerization but also inhibits efficiently polymerization over a long period of time and which is excellent in the handleability.
The present invention relates to a process for inhibiting polymerization of an aromatic vinyl compound which comprises adding a nitrogenous aromatic compound in combination with a sulfonic acid compound to the aromatic vinyl compound during the production, purification, storage or transportation.
根据本发明,提供了一种在生产、提纯、储存或运输芳香族乙烯基化合物阶段抑制该化合物聚合的工艺,该工艺不仅能抑制初始聚合,而且能长期有效地抑制聚合,并且操作性极佳。
本发明涉及一种抑制芳香族乙烯基化合物聚合的工艺,该工艺包括在芳香族乙烯基化合物的生产、提纯、储存或运输过程中,将含氮芳香族化合物与磺酸化合物结合添加到芳香族乙烯基化合物中。