Monroeville, PA, United States of America

Raj B Durairaj

This inventor holds 24 USPTO granted patents, plus 1 CIPO patent and 2 EPO patents, primarily in Resorcinol Chemistry. Top assignees: Indspec Chemical Corporation, Occidental Petroleum, Other. Active years: 1994-2011.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Raj B Durairaj. Retrieved from https://idiyas.com/inventor/raj-b-durairaj

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile


% Patents Active = 45.8



Average Co-Inventor Count = 2.0

ph-index = 8

Forward Citations = 130(Granted Patents)


Company Filing History:


Years Active: 1994-2011

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Areas of Expertise:
Resorcinol Derivative
Flame Retardants
Phenolic Resins
Rubber Compounding
Epoxy Resins
Modified Resins
Phosphate Esters
Dihydroxybenzene
Silane Modification
Novolak Resins
Diglycidyl Ether
Non-volatile Resins
24 patents (USPTO):Explore Patents

Title: Innovations by Raj B Durairaj: A Journey Through Patents and Collaborations

Introduction

Raj B Durairaj, hailing from Monroeville, PA, is a prominent inventor with an impressive portfolio of 24 patents. His work primarily focuses on advanced materials and compositions that significantly impact the rubber industry. Durairaj's contributions have paved the way for innovative solutions that enhance the performance and applications of rubber compounds.

Latest Patents

Among his latest innovations is the patent on a resorcinolic derivative for rubber compounds. This invention discloses a vulcanizable rubber composition and a method for creating it, featuring a rubber component that is blended with a methylene donor and methylene acceptor. Notably, the methylene acceptor utilized is 3-hydroxydiphenylamine.

Another significant patent by Durairaj is centered around resorcinol-blocked isocyanate compositions and their applications. This invention originates from the reaction between a resorcinol compound and at least two different isocyanate compounds. These compositions boast unique properties, such as varying unblocking temperatures and melting characteristics. They play a crucial role in improving the adhesion of rubber reinforcing materials to rubber compounds and can be effectively used in fabric dipping formulations.

Career Highlights

Durairaj's career includes pivotal work at Indspec Chemical Corporation, where he honed his expertise in chemical engineering and material science. His extensive experience and focus on innovation have solidified his reputation as a leading inventor in his field.

Collaborations

Throughout his career, Durairaj has collaborated with esteemed colleagues, including Mark A Lawrence and Gary A Jesionowski. These partnerships have allowed for the cross-pollination of ideas and enhancements in the development of his patented technologies.

Conclusion

Raj B Durairaj's innovative spirit and dedication to advancing technology in rubber compositions have led to significant patents that impact the industry. His collaborations and career at reputable companies such as Indspec Chemical Corporation further demonstrate his valuable contributions and ongoing commitment to innovation. The future holds great potential for Durairaj as he continues to explore new frontiers in his area of expertise.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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