	US 12,076,702 B2
	Device and method for oxidizing organic substance
Peng Liu, Shandong (CN); Xican Sun, Shandong (CN); Faming Zhu, Shandong (CN); Zhenxia Cong, Shandong (CN); and Xiaofei Qiao, Shandong (CN)
Assigned to WANHUA CHEMICAL GROUP CO., LTD., Shandong (CN)
Appl. No. 17/288,708
Filed by WANHUA CHEMICAL GROUP CO., LTD., Shandong (CN)
PCT Filed May 10, 2019, PCT No. PCT/CN2019/086440 § 371(c)(1), (2) Date Apr. 26, 2021, PCT Pub. No. WO2020/133872, PCT Pub. Date Jul. 2, 2020.
Claims priority of application No. 201811603256.6 (CN), filed on Dec. 26, 2018.
Prior Publication US 2021/0402363 A1, Dec. 30, 2021
Int. Cl. B01J 19/24 (2006.01); B01J 19/00 (2006.01); C07C 407/00 (2006.01)

CPC B01J 19/245 (2013.01) [B01J 19/0053 (2013.01); B01J 19/006 (2013.01); C07C 407/00 (2013.01); B01J 2219/0004 (2013.01)]

3 Claims

1. A method for oxidizing an organic substance, comprising using a device for preparing ethylbenzene hydroperoxide by contacting ethylbenzene with an oxygen-containing gas;

wherein the device for oxidizing an organic substance comprises a vertical bubble reactor and a horizontal bubble reactor, wherein the horizontal bubble reactor is connected to a reaction product outlet of the vertical bubble reactor and internally provided with a plurality of reaction compartments arranged along the axial direction of the horizontal bubble reactor, and a liquid phase channel is provided between adjacent reaction compartments;

wherein the concentration of ethylbenzene hydroperoxide at the outlet of the vertical bubble reactor is controlled at 0.5%-1.5%.