Location History:
- Reinach, Basel-Land, CH (1976)
- Reinach, CH (1976 - 1980)
Company Filing History:
17 out of 6,858 
5 out of 613 
Years Active: 1976-1980
Title: Heimo Brunetti: Innovator in Polymer Stabilization
Introduction
Heimo Brunetti is a notable inventor based in Reinach, Switzerland. He has made significant contributions to the field of polymer stabilization, holding a total of 17 patents. His work focuses on developing effective stabilizers for organic polymers, particularly polyolefins.
Latest Patents
Brunetti's latest patents include innovative derivatives of 4-aminopiperidine as stabilizers for polymers. These derivatives are recognized for their effectiveness as light-stabilizers for organic polymers. The piperidine ring in these compounds is substituted with at least five alkyl groups, preferably methyl and ethyl groups. Additionally, the 4-amino group is substituted with mono- or divalent acyl groups. The nitrogen in the 1-position may also be substituted with a monovalent organic substituent. Furthermore, he has developed methods for stabilizing synthetic polymers by incorporating certain 2,2,6,6-tetra-substituted-4-piperidinol derivatives, which help protect both natural and synthetic polymers from deterioration caused by heat and light.
Career Highlights
Throughout his career, Heimo Brunetti has worked with prominent companies such as Ciba-Geigy Corporation and Sankyo Company, Limited. His expertise in polymer chemistry has led to advancements that benefit various industries reliant on durable and stable materials.
Collaborations
Brunetti has collaborated with notable individuals in his field, including Jean Rody and Nobuo Soma. These partnerships have contributed to the development of innovative solutions in polymer stabilization.
Conclusion
Heimo Brunetti's contributions to polymer stabilization through his patents and collaborations highlight his role as a key innovator in the field. His work continues to influence the development of more resilient materials in various applications.