Company Filing History:
Years Active: 2009-2016
Title: Innovations by Yann Devorest in Polyolefin Adhesive Compositions
Introduction
Yann Devorest is a notable inventor based in Waterloo, Belgium. He has made significant contributions to the field of adhesive compositions, particularly focusing on polyolefin materials. With a total of four patents to his name, his work has advanced the understanding and application of polymer blends in adhesive technologies.
Latest Patents
Yann Devorest's latest patents include innovative formulations for polyolefin adhesive compositions. One of his patents describes a multi-modal polymer blend designed for use in adhesive compositions. This blend comprises at least two compositionally different propylene-based polymers, exhibiting a molecular weight ranging from about 10,000 g/mol to about 150,000 g/mol. The blend demonstrates distinct solubility characteristics when subjected to Temperature Rising Elution Fractionation, showcasing a first fraction that is soluble at -15°C in hydrocarbon solvents, with an isotactic triad tacticity of approximately 70 mol % to 90 mol %. Additionally, a second fraction is noted for its lower solubility at the same temperature, with an isotactic triad tacticity of about 85 mol % to 98 mol %.
Another significant patent by Devorest focuses on tackified polyolefin adhesive compositions. This invention involves a polymer blend of at least two different propylene-based polymers combined with one or more tackifiers. The blend is characterized by a melt viscosity ranging from about 900 cP to about 19,000 cP. Similar to his previous work, this formulation also exhibits specific solubility properties at -15°C in xylene, with defined isotactic triad tacticities for both fractions.
Career Highlights
Yann Devorest is currently associated with ExxonMobil Chemical Patents Inc., where he continues to innovate in the field of adhesive technologies. His expertise in polymer science has positioned him as a key contributor to advancements in adhesive formulations.
Collaborations
Throughout his career, Yann has collaborated with notable colleagues, including James Norris Coffey and Joseph M Delucia. These partnerships have fostered a collaborative environment that enhances the development of innovative adhesive solutions.
Conclusion
Yann Devorest's contributions to the field of polyolefin adhesive compositions reflect his dedication to innovation and excellence in polymer science. His patents not only advance adhesive technology but also demonstrate the potential for further developments in this