This inventor holds 3 USPTO granted patents. Top assignees: Societe Chimique Des Charbonnages-Cdf Chimie, Altulor S.a., C.l.l. S.a.r.l.. Active years: 1984-1985.
Company Filing History:
2 out of 53 
1 out of 1 
1 out of 1 Years Active: 1984-1985
Title: Paul Evrard: Innovator in Acrylic Polymer Applications
Introduction
Paul Evrard is a notable inventor based in Fourqueux, France. He has made significant contributions to the field of acrylic polymers, particularly in applications related to surgical cements. With a total of 3 patents to his name, Evrard's work showcases his expertise and innovative spirit.
Latest Patents
Evrard's latest patents include groundbreaking developments in the encapsulation of photocells using acrylic prepolymer. One of his notable inventions is a composition for surgical cement, which is based on at least one acrylic monomer. This innovative component system for surgical cement includes a powder and a liquid. The powder consists of 50 to 70 weight percent of at least one acrylic polymer with a particle size ranging from 20 to 150 microns, along with a polymerization initiator. The liquid component comprises 30 to 50 weight percent of a mixture that includes at least 65 weight percent of an acrylic monomer and up to 35 weight percent of an acrylic polymer, along with a polymerization activator and a chain stopper from a specific group of terpenes. This invention has significant applications in the manufacture of surgical cements.
Career Highlights
Throughout his career, Paul Evrard has worked with several prominent companies, including Société Chimique des Charbonnages and Altulor S.A. His experience in these organizations has contributed to his development as an inventor and has allowed him to refine his skills in polymer chemistry.
Collaborations
Evrard has collaborated with notable individuals in his field, including Michel Avenel and Jean-Paul Leca. These partnerships have likely enriched his work and expanded the impact of his inventions.
Conclusion
Paul Evrard's contributions to the field of acrylic polymers and surgical cements highlight his innovative capabilities and dedication to advancing technology. His patents reflect a commitment to improving medical applications through the use of advanced materials.