Hendrik Leendert Rieffe

Title: The Innovations of Hendrik Leendert Rieffe

Introduction

Hendrik Leendert Rieffe is a notable inventor based in Gouda, Netherlands. He has made significant contributions to the field of lubricants, holding a total of four patents. His work focuses on developing innovative solutions that enhance the performance of various engines.

Latest Patents

One of Rieffe's latest patents is an ester-based lubricant specifically designed for 4-stroke engines. This lubricant comprises at least one ester of a saturated, branched chain monohydric alcohol with a minimum of eight carbon atoms and a saturated branched chain aliphatic monocarboxylic acid with at least ten carbon atoms. The esters are characterized by a kinematic viscosity of no more than 35 cSt at 40°C, a non-polarity index of at least 100, a Noack evaporation loss of no more than 10%, and a pour point below -30°C. This innovative formulation aims to improve engine efficiency and longevity.

Career Highlights

Throughout his career, Rieffe has worked with prominent companies such as Unilever Patent Holdings B.V. and Unichema Chemie B.V. His experience in these organizations has allowed him to refine his expertise in lubricant technology and patent development.

Collaborations

Rieffe has collaborated with notable professionals in his field, including Eric Appelman and Dirk Kenbeek. These partnerships have contributed to the advancement of his research and the successful development of his patented innovations.

Conclusion

Hendrik Leendert Rieffe's contributions to lubricant technology demonstrate his commitment to innovation and excellence. His patents reflect a deep understanding of engineering principles and a dedication to improving engine performance.