Lallie Claudie Régine Quemeras

Title: Lallie Claudie Régine Quemeras: Innovator in Composite Materials

Introduction

Lallie Claudie Régine Quemeras is a notable inventor based in Moissy-Cramayel, France. He has made significant contributions to the field of composite materials, particularly in the development of parts that exhibit controlled creep properties. His innovative work is recognized within the industry, and he is currently associated with Safran Ceramics.

Latest Patents

Lallie Claudie Régine Quemeras holds a patent for a part made of composite material, which includes a substrate made of ceramic matrix composite material. This part features a tie-coat layer that covers the substrate and a protective coating that defines an environmental barrier. The protective coating contains a rare-earth silicate and is designed to withstand high temperatures, demonstrating a first working creep of less than or equal to 0.07% when subjected to a compressive stress of at least 50 MPa for a duration of 10 hours at temperatures ranging from 1050° C. to 1300° C. This innovative design includes a grain growth inhibitor in the first region and an inner environmental barrier region that interfaces with the tie-coat layer.

Career Highlights

Throughout his career, Lallie has focused on advancing the technology surrounding composite materials. His work at Safran Ceramics has positioned him as a key player in the development of high-performance materials that meet the demanding requirements of various applications.

Collaborations

Lallie Claudie Régine Quemeras has collaborated with notable colleagues, including Thomas Vandellos and Simon Arnal. These partnerships have contributed to the successful development and implementation of innovative solutions in the field of composite materials.

Conclusion

Lallie Claudie Régine Quemeras is a distinguished inventor whose work in composite materials has led to significant advancements in the industry. His patent for a part made of coated composite material showcases his expertise and commitment to innovation.