Company Filing History:
Years Active: 1998
Title: The Innovative Contributions of Cheryl R. Allen
Introduction
Cheryl R. Allen is a notable inventor based in Berkeley Lake, GA (US). She has made significant contributions to the field of polymer science, particularly in the development of materials suitable for soft contact lenses. Her work emphasizes the importance of oxygen permeability in enhancing the performance of these lenses.
Latest Patents
Cheryl R. Allen holds a patent for a silicone-containing polymer that exhibits oxygen permeability. This invention involves copolymers formed from dimethacrylates of polyalkylene glycols and vinylic reactive silicones, which contain up to 20 silicon atoms in the substantial absence of additional cross-linking agents. The copolymers may also include a hydrophilicity-modifying monomer. The preferred silicon used in this invention is TRIS (3-methacryloxypropyl tris(trimethylsiloxy) silane), while polypropylene glycol dimethacrylate is the preferred polyalkylene glycol. These copolymers are particularly suited for the fabrication of soft contact lenses due to their excellent durability and high oxygen permeability, with oxygen transmissibilities exceeding 70 barrers/mm.
Career Highlights
Cheryl R. Allen has had a distinguished career, working with Ciba Vision Corporation, a leader in the field of eye care products. Her innovative work has contributed to advancements in contact lens technology, improving comfort and safety for users.
Collaborations
Cheryl has collaborated with J. Richard Robertson, Jr., further enhancing the impact of her research and inventions in the field.
Conclusion
Cheryl R. Allen's contributions to polymer science and contact lens technology highlight her role as an influential inventor. Her patented innovations continue to shape the industry, ensuring better solutions for consumers.