公开(公告)号：US12060326B2

公开(公告)日：2024-08-13

申请号：US18054558

申请日：2022-11-11

Applicant: HANWHA SOLUTIONS CORPORATION

Inventor： Jiyeon Kim ,  Youngjin Kim ,  Jeongseok Park ,  Jinho Park ,  Hyun Seo ,  Seonghoon Hyeong ,  Kyuho Song

IPC: C07D201/04

CPC classification number: C07D201/04

Abstract: The present invention relates to a laurolactam preparation method and synthesis apparatus, and epoxidation and a rearrangement reaction are performed in the conversion of cyclododecene into cyclododecanone so that the preparation method can synthesize laurolactam having a higher purity with a higher selectivity and in a higher yield than a conventional preparation method.

公开(公告)号：US11535591B2

公开(公告)日：2022-12-27

申请号：US17311353

申请日：2019-12-18

Applicant: HANWHA SOLUTIONS CORPORATION

Inventor： Jiyeon Kim ,  Youngjin Kim ,  Jeongseok Park ,  Jinho Park ,  Hyun Seo ,  Seonghoon Hyeong ,  Kyuho Song

IPC: C07D201/04

Abstract: The present invention relates to a laurolactam preparation method and synthesis apparatus, and epoxidation and a rearrangement reaction are performed in the conversion of cyclododecene into cyclododecanone so that the preparation method can synthesize laurolactam having a higher purity with a higher selectivity and in a higher yield than a conventional preparation method.

公开(公告)号：US12286388B2

公开(公告)日：2025-04-29

申请号：US18034140

申请日：2021-10-27

Applicant: HANWHA SOLUTIONS CORPORATION

Inventor： Seonghoon Hyeong ,  Jinho Park ,  Namjin Jang

IPC: C07C2/46 ,  C07C13/277

Abstract: The present invention provides a continuous preparation method of cyclododecatriene including: preparing a reaction composition by mixing butadiene, a main catalyst, and a co-catalyst with a toluene solvent; and allowing the reaction composition to react at a reaction pressure higher than a vapor pressure of the butadiene, and a cyclododecatriene composition prepared by the continuous preparation method.

公开(公告)号：US20230073615A1

公开(公告)日：2023-03-09

申请号：US18054558

申请日：2022-11-11

Applicant: HANWHA SOLUTIONS CORPORATION

Inventor： Jiyeon KIM ,  Youngjin Kim ,  Jeongseok Park ,  Jinho Park ,  Hyun Seo ,  Seonghoon Hyeong ,  Kyuho Song

IPC: C07D201/04

Abstract: The present invention relates to a laurolactam preparation method and synthesis apparatus, and epoxidation and a rearrangement reaction are performed in the conversion of cyclododecene into cyclododecanone so that the preparation method can synthesize laurolactam having a higher purity with a higher selectivity and in a higher yield than a conventional preparation method.