Location History:
- Bloomfield Hills, MI (US) (1976 - 1982)
- Baton Rouge, LA (US) (1985)
Company Filing History:
Years Active: 1976-1985
Title: Innovations of John C Wollensak
Introduction
John C Wollensak is a notable inventor based in Bloomfield Hills, MI (US). He has made significant contributions to the field of chemistry, particularly in the development of polyurethanes and aromatic amines. With a total of 10 patents to his name, Wollensak's work has had a lasting impact on various industrial processes.
Latest Patents
Wollensak's latest patents include innovative methods for producing polyurethanes from dialkyl diaminobenzenes. This process involves the use of dialkyl diamines in conjunction with polyols and polyisocyanates for cast elastomer and reaction injection molding polyurethane processes. The dialkyl diamines are synthesized through nitration and reduction of dialkylbenzenes or by alkylation of meta-phenylenediamine. The resulting chain extenders exhibit remarkable reaction times, leading to polyurethanes with excellent physical properties and minimal mold release requirements. Another significant patent involves the rearrangement of alkyl groups on aromatic amines, where methyl groups on N-methyl aromatic amines are redistributed using an aluminum anilide catalyst along with a nickel, cobalt, molybdenum, or titanium-containing cocatalyst.
Career Highlights
Wollensak has spent a considerable part of his career at Ethyl Corporation, where he has been instrumental in advancing chemical processes and product development. His innovative approaches have not only enhanced the efficiency of existing methods but have also opened new avenues for research and application in the field.
Collaborations
Throughout his career, Wollensak has collaborated with several talented individuals, including Kryn G Ihrman and Chester P Jarema. These partnerships have fostered a creative environment that has led to numerous advancements in their respective fields.
Conclusion
John C Wollensak's contributions to the field of chemistry through his patents and innovative processes have significantly influenced the industry. His work continues to inspire future generations of inventors and researchers.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.