Company Filing History:
Years Active: 2001-2002
Title: Innovations of Donald C. Affeldt
Introduction
Donald C. Affeldt is a notable inventor based in Warren, MI (US). He has made significant contributions to the field of pigment production, holding a total of 3 patents. His work primarily focuses on processes and apparatuses that enhance the efficiency of pigment flush production.
Latest Patents
One of his latest patents is titled "Process and apparatus for preparing pigment flush in response to a material property value." This invention provides a continuous production process for pigment flushes, utilizing a twin screw extruder. The process begins with fluidizing the pigment press cake, which is then combined with a hydrophobic liquid organic medium. The kneading action within the extruder effectively flushes the pigment into the organic medium. The invention also includes a mechanism for separating the water phase from the flushed pigment phase, ensuring a high-quality end product.
Career Highlights
Donald C. Affeldt has been associated with Flint Ink Corporation, where he has applied his innovative ideas to improve pigment production processes. His expertise in this area has led to advancements that benefit the ink manufacturing industry.
Collaborations
Throughout his career, Affeldt has collaborated with notable coworkers such as Robert John Cunigan and Joseph B. Price. These partnerships have contributed to the development of his innovative processes and technologies.
Conclusion
Donald C. Affeldt's contributions to pigment production through his patents and work at Flint Ink Corporation highlight his role as a significant inventor in the field. His innovative processes continue to influence the industry positively.