Bernard D'Cruz

Title: Bernard D'Cruz: Innovator in Pharmaceutical and Elastomeric Technologies

Introduction

Bernard D'Cruz is a notable inventor based in Karnataka, India. He has made significant contributions to the fields of pharmaceutical elastomers and elastomeric compositions. With a total of 2 patents, his work focuses on improving the performance and safety of materials used in various applications.

Latest Patents

D'Cruz's latest patents include innovations in pharmaceutical elastomeric articles. His first patent involves elastomeric polymers and compounded elastomers that have reduced amounts of leachables and improved resistance to γ-irradiation sterilization. These materials are particularly suitable for pharmaceutical stopper and seal applications. The polymers maintain their physical performance when exposed to γ-irradiation over time and under typical use conditions. The preparation of this polymer involves reacting a mixture of a C1 to C15 olefin monomer, a styrene-based monomer, and optionally a C1 to Cmultiolefin monomer, ensuring that the polymer contains 5 to 15 wt % of styrene-derived units.

His second patent focuses on propylene copolymers in elastomeric compositions. This patent discloses an ethylene-propylene copolymer that has isotactic polypropylene crystallinity, compounded with halobutyl rubber to enhance aged tensile strength retention, fatigue resistance, and dimensional stability. The copolymer can contain at least 60 wt % propylene-derived units and at least 6 wt % ethylene-derived units. Additionally, the patent covers tire inner tubes and tire innerliner compositions that incorporate this copolymer, along with processes for making molded articles.

Career Highlights

Bernard D'Cruz is currently associated with ExxonMobil Chemical Patents Inc., where he continues to innovate in the field of elastomeric materials. His work has been instrumental in advancing the technology used in pharmaceutical and automotive applications.

Collaborations

D'Cruz has collaborated with notable colleagues such as Wai Keung Wong and Bharat Bhushan Sharma. Their combined expertise has contributed to the successful development of innovative materials and technologies.

Conclusion

Bernard D'Cruz is a prominent inventor whose work in pharmaceutical elastomers and elastomeric compositions has led to significant advancements in material science. His contributions continue to impact various industries, showcasing the importance of innovation in enhancing product performance