Yuanyuan Wan

Title: Innovations of Yuanyuan Wan in Optical Glass Manufacturing

Introduction

Yuanyuan Wan is a notable inventor based in Chongqing, China, recognized for her contributions to the field of optical glass manufacturing. With a total of six patents to her name, she has made significant advancements in the methods used for producing optical glass lens arrays.

Latest Patents

One of her latest patents is a micro- and nano-hot embossing method for optical glass lens arrays. This innovative method involves preparing a mold with a micro-hole array that matches the optical glass lens array. The mold is crafted from a hard metal material that is conductive and meets specific strength and temperature requirements. The process includes preparing a nano nitride-based graded composite coating on the mold's surface through magnetron sputtering. Additionally, a glass preform is fabricated and placed on the mold's surface, followed by heating and hot embossing in a vacuum using a glass molding machine. The cooling occurs in a nitrogen atmosphere, and the final step is demolding to produce the optical glass lens array. This method enhances the surface quality of the optical glass lens array while reducing manufacturing costs and complexities.

Another significant patent involves a coating made of an organic material for molds used in glass molding. This coating comprises CrWN, with specific compositional ranges that provide excellent high-temperature resistance and anti-adhesion properties. This innovation presents a promising solution for mold coatings in the glass manufacturing industry.

Career Highlights

Yuanyuan Wan has worked at the No. 59 Institute of China Ordnance Industry and the University of Science and Technology Liaoning. Her experience in these institutions has contributed to her expertise in optical glass technologies and innovations.

Collaborations

Throughout her career, Yuanyuan has collaborated with notable colleagues, including Qiang Chen and Zhiwen Xie. These partnerships have fostered a collaborative environment that encourages innovation and the sharing of ideas.

Conclusion

Yuanyuan Wan's contributions to the field of optical glass manufacturing through her innovative patents and collaborative efforts highlight her role as a significant inventor in this industry. Her work continues to influence advancements in manufacturing techniques and materials.