Company Filing History:
5 out of 4,227 
1 out of 1,415 
Years Active: 1987-1995
Title: The Innovations of Phillip W Brewster
Introduction
Phillip W Brewster is a notable inventor based in Camlachie, Canada. He has made significant contributions to the field of lubricating greases, holding a total of six patents. His work has been instrumental in developing methods that enhance the performance and properties of lubricants.
Latest Patents
Among his latest patents is a method of preparing high dropping point lithium complex soap greases. This innovative process involves dissolving a monocarboxylic fatty acid and a dicarboxylic acid in oil at a temperature above the boiling point of water. The resulting oil-acid mixture is then neutralized by adding a concentrated aqueous solution of lithium hydroxide monohydrate. Another significant patent is for a method of manufacturing an improved multi-grade lubricating grease. This method describes the reaction of a pyrrolidone with a fatty amine, followed by the addition of a metal hydroxide when the unreacted fatty amine content is between about 33 and 66 wt. % of the original fatty amine added. The resulting grease is classified as NLGI #0 grade, possessing the high-temperature stay-in-place properties of an NGLI #2 grade grease.
Career Highlights
Phillip has worked with prominent companies such as Exxon Research and Engineering Company and Exxon Chemical Patents, Inc. His experience in these organizations has allowed him to refine his expertise in the development of lubricating technologies.
Collaborations
Throughout his career, Phillip has collaborated with notable colleagues, including Clinton R Smith and A Gordon Alexander. These partnerships have contributed to the advancement of his innovative projects.
Conclusion
Phillip W Brewster's contributions to the field of lubricating greases demonstrate his commitment to innovation and excellence. His patents reflect a deep understanding of chemical processes and their applications in real-world scenarios.