Location History:
- Novara, IT (1990 - 1991)
- Lesa, IT (1990 - 1994)
Company Filing History:
9 out of 480 
2 out of 8 
1 out of 23 Years Active: 1990-1994
Title: L Lawrence Chapoy: Innovator in Polymer Technology
Introduction
L Lawrence Chapoy is a distinguished inventor based in Lesa, Italy, known for his significant contributions to the field of polymer technology. With a total of 12 patents to his name, Chapoy has made remarkable advancements in the stabilization and processing of halopolymers and thermotropic liquid crystalline aromatic polyesters.
Latest Patents
One of Chapoy's latest patents focuses on the "Stabilization of halopolymers with ionomers." This invention involves a composition that includes a halopolymer, such as an ethylene/chlorotrifluoroethylene copolymer, combined with an effective stabilizing amount of an ionomer and a compound like a phosphite of an organic polyhydric phenol. The preferred ionomers are metal salts of ethylene-acrylic acid copolymers and sulfonated polystyrenes. This innovation enhances the thermal degradation resistance of halopolymers, reducing discoloration during high melt processing or extrusion molding temperatures. Another notable patent is for "Cross-linkable thermotropic liquid crystalline aromatic polyester," which comprises units derived from aromatic diols substituted with allyl groups, along with dioxyaryl and dicarboxyaryl monomers.
Career Highlights
Throughout his career, L Lawrence Chapoy has worked with prominent companies such as Montedison S.p.a. and Himont Italia S.r.l. His expertise in polymer science has led to significant advancements in the industry, particularly in the development of new materials with enhanced properties.
Collaborations
Chapoy has collaborated with notable professionals in his field, including Alfredo Coassolo and Marco Foa. These partnerships have contributed to the innovative research and development of new polymer technologies.
Conclusion
L Lawrence Chapoy's work in polymer technology exemplifies the impact of innovation in material science. His patents reflect a commitment to improving the performance and stability of polymers, making significant contributions to the industry.