Location History:
- Glenshaw, PA (US) (1982 - 1990)
- Nequon, WI (US) (1994)
- Mequon, WI (US) (1993 - 1995)
Company Filing History:
Years Active: 1982-1995
Title: Inventor Spotlight: John F. Grunewalder
Introduction
John F. Grunewalder, hailing from Glenshaw, Pennsylvania, is an accomplished inventor known for his contributions to the field of material sciences. With a total of 13 patents to his name, he has made significant advancements in the treatment of cellulosic materials, showcasing his innovative spirit and dedication to research.
Latest Patents
Grunewalder's latest patents include groundbreaking methodologies for treating cellulosic materials. One notable invention is a process involving a stable aqueous dispersion, where specific silanes with both hydrophobic and water-solubilizing moieties are utilized. This innovative treatment results in a cellulosic substrate that remains stable for at least 20 days without the need for externally added surfactants. Additionally, he has introduced new organic silanes that are capable of forming stable solutions or dispersions containing over five weight percent of such silanes, further enhancing the efficacy of the treatment processes for cellulosic materials.
Career Highlights
Grunewalder's professional journey is closely associated with PPG Industries, Inc., where he has applied his expertise in material sciences to develop innovative solutions. His prolific output of 13 patents highlights his commitment to innovation and his influence in the field. His work has likely contributed to PPG's reputation as a leader in the coatings and specialty materials industry.
Collaborations
Throughout his career, John F. Grunewalder has collaborated with his colleagues, including fellow inventors John S. Ostrowski and Mark A. Harley. These partnerships have facilitated the sharing of ideas and expertise, resulting in impactful inventions that continue to push the boundaries of material treatment technologies.
Conclusion
In summary, John F. Grunewalder's inventive achievements and his ongoing work at PPG Industries, Inc. reflect the vital role of innovation in advancing material sciences. His patents not only demonstrate his creativity and technical expertise but also contribute significantly to the industry by enhancing the treatment of cellulosic materials. As Grunewalder continues to innovate, his work will undoubtedly inspire future advancements in the field.