Songlin Wang

Title: Innovations of Songlin Wang in Caprolactam Production

Introduction

Songlin Wang is a notable inventor based in Zhejiang, China. He has made significant contributions to the field of chemical engineering, particularly in the production of caprolactam. With a total of 2 patents to his name, Wang's work has implications for the petrochemical industry.

Latest Patents

Wang's latest patents focus on innovative methods for preparing caprolactam. The first patent describes a preparation method that involves contacting cyclohexanone oxime with a catalyst in the presence of ethanol. This process utilizes gas phase Beckmann rearrangement to produce an ethanol solution of crude caprolactam. The subsequent steps include separating the ethanol solution, removing impurities, and crystallizing the product.

The second patent outlines a refining process for caprolactam. This process includes multiple steps of evaporative crystallization and solid-liquid separation to obtain high-purity caprolactam crystals. The method emphasizes the importance of washing and hydrogenation reactions to enhance the quality of the final product.

Career Highlights

Wang is affiliated with the Zhejiang Hengyi Petrochemical Research Institute Co., Ltd. His work at this institute has allowed him to focus on advancing caprolactam production techniques. His innovative approaches have positioned him as a key figure in the field.

Collaborations

Wang has collaborated with notable colleagues such as Shibiao Cheng and Xi Li. These partnerships have contributed to the development of his patents and the advancement of research in caprolactam production.

Conclusion

Songlin Wang's contributions to the field of caprolactam production through his innovative patents demonstrate his expertise and commitment to advancing chemical engineering. His work continues to influence the petrochemical industry and improve production methods.