Andre Jean Vachet

Title: The Innovations of Andre Jean Vachet

Introduction

Andre Jean Vachet is a notable inventor based in Montigny S/Loing, France. He has made significant contributions to the field of photochromic materials, holding a total of 6 patents. His work primarily focuses on developing materials that enhance the functionality of ophthalmic lenses.

Latest Patents

One of Vachet's latest patents is for "Temperature stable and sunlight protected photochromic articles." This invention relates to photochromic transparent organic materials that are particularly useful for the production of photochromic organic ophthalmic lenses. The material includes an optical-quality polymer matrix and at least one coloring agent that imparts photochromic properties to the matrix. The coloring agent is selected from a group that includes spirooxazins, spiropyrans, and chromenes. The polymer of the matrix is chosen from homopolymers of ethyoxylated bisphenol A dimethacrylate.

Career Highlights

Throughout his career, Andre Jean Vachet has worked with prominent companies such as Corning Incorporated and Corning Glass Works. His experience in these organizations has allowed him to refine his expertise in materials science and innovation.

Collaborations

Vachet has collaborated with several notable individuals in his field, including David Henry and Jacques Jean Vial. These partnerships have contributed to the advancement of his research and the successful development of his inventions.

Conclusion

Andre Jean Vachet's contributions to the field of photochromic materials demonstrate his innovative spirit and dedication to enhancing optical technologies. His patents reflect a commitment to improving the functionality and quality of ophthalmic lenses.