Location History:
- Bloomingdale, NJ (US) (1979 - 1980)
- Worthington, OH (US) (1980 - 1985)
- Delaware, OH (US) (1987 - 1989)
- Emmaus, PA (US) (1989 - 1999)
Company Filing History:
16 out of 498 
14 out of 632 
4 out of 3,186 
Years Active: 1979-1999
Title: The Innovative Contributions of Bruce A. Gruber
Introduction: Bruce A. Gruber, based in Worthington, OH, is a prolific inventor recognized for his significant contributions to the field of polymer chemistry. With a remarkable portfolio that includes 34 patents, Gruber has demonstrated a consistent dedication to advancing technological innovation.
Latest Patents: Among his recent patents, Gruber has introduced groundbreaking developments in polymer formulations. One of his notable patents involves polymers prepared in the presence of colloidal polyurethane dispersions. This invention discloses improved vinyl acetate/ethylene copolymers that are emulsion polymerized with colloidal, nonionic, water-dispersible polyurethanes. The innovative approach enhances the copolymers' properties by utilizing a costabilizer that includes both colloidal, nonionic, water-dispersible polyurethanes and polyvinyl alcohol.
Another significant patent by Gruber outlines a method for producing an organic solvent-free urethane/acrylic polymer. This process involves the reaction of a polyol, a carboxylic acid-containing polyol, and a polyisocyanate to create an anionic, water-dispersible prepolymer. Gruber’s method emphasizes the use of isophorone diisocyanate as the polyisocyanate, optimizing the chain extension with a strategic composition of monofunctional and difunctional amines to achieve a high-quality polymer dispersion.
Career Highlights: Gruber has worked at several reputable companies, including GAF Corporation and Ashland Oil, Inc. His roles in these organizations have allowed him to push the boundaries of polymer technology, culminating in an impressive catalog of innovations.
Collaborations: Throughout his career, Bruce A. Gruber has worked closely with talented colleagues such as Donald H. Lorenz and Heimo J. Langer. These collaborations have fostered an environment of creativity and innovation, further enhancing the impact of Gruber's inventions on the industry.
Conclusion: Bruce A. Gruber's contributions to polymer chemistry are significant, as evidenced by his extensive patent portfolio and collaborative efforts. His innovative approaches to polymer formulations continue to inspire advancements in various applications, solidifying his legacy as a notable inventor in the field.
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.