Jean-François Chartrel

Title: Innovations by Jean-François Chartrel

Introduction

Jean-François Chartrel is a notable inventor based in Cuts, France. He has made significant contributions to the field of adhesives, particularly in the development of moisture-setting polyurethane adhesives. With a total of 2 patents to his name, Chartrel's work has had a considerable impact on hygiene articles and related applications.

Latest Patents

Chartrel's latest patents include a moisture-setting polyurethane adhesive designed for hygiene articles. This innovative adhesive comprises a) 70 to 95% by weight of a polyurethane prepolymer obtained by polyaddition of at least one polyol to at least one diisocyanate trimerized as isocyanurate, and b) 5 to 30% by weight of an essentially amorphous poly-α-olefin. The adhesive features a content of free NCO groups representing 1 to 20% by weight of the adhesive. Another patent focuses on a similar moisture-crosslinkable polyurethane adhesive, which also includes a) 70 to 95% by weight of a polyurethane polyaddition prepolymer comprising units of at least one polyol and at least one polyisocyanate, and b) 5 to 30% by weight of an essentially amorphous poly-α-olefin, with the same free NCO group content.

Career Highlights

Throughout his career, Jean-François Chartrel has worked with various companies, including Atofina. His expertise in adhesive technology has allowed him to develop innovative solutions that meet industry needs.

Collaborations

Chartrel has collaborated with notable coworkers such as Michel Miskovic and François Bauduin. These partnerships have contributed to the advancement of his inventions and the successful development of his patents.

Conclusion

Jean-François Chartrel's contributions to the field of adhesives, particularly through his innovative moisture-setting polyurethane adhesives, showcase his expertise and dedication to advancing technology. His work continues to influence the industry and improve hygiene products.