Lalgudi Srinivasan Ramanathan

Title: Lalgudi Srinivasan Ramanathan: Innovator in Polyurethane Technologies

Introduction

Lalgudi Srinivasan Ramanathan is a prominent inventor based in Maharashtra, India. He has made significant contributions to the field of polymer science, particularly in the development of polyurethane materials. With a total of three patents credited to his name, Ramanathan's work is pivotal in advancing innovative solutions in material preparation and processing.

Latest Patents

Ramanathan's latest innovations focus on the preparation of stable polyurethane dispersions and spherical particles. His first patent, titled "Process for the preparation of stable aqueous urethane dispersions," describes a method that involves creating an isocyanate-terminated carboxyl group-containing prepolymer. This process entails preparing a polyol solution in an organic solvent, incorporating an ionic compound, and carefully controlling temperature to achieve the desired product. The final step involves dispersing the mixture in water, resulting in stable aqueous polyurethane dispersions.

His second patent, "Process for the preparation of polyurethane spherical particle," outlines a technique for producing polyurethane microspheres with tailored particle size and shape. By using dispersion polymerization with a diol and diisocyanate in the presence of a steric stabilizer, Ramanathan ensures precise control over the characteristics of the particles. The process culminates in the separation of spherical polyurethane particles from the reaction mixture using traditional methods.

Career Highlights

Lalgudi Srinivasan Ramanathan is associated with the Council of Scientific & Industrial Research (CSIR), a leading research institution in India. His work at CSIR has allowed him to explore cutting-edge research in polymer technology and advance the development of polyurethane materials. Through his innovative approaches and dedication to research, Ramanathan has established himself as a notable figure in his field.

Collaborations

Throughout his career, Ramanathan has collaborated with esteemed colleagues such as Swaminathan Sivaram and Kundalik Ganpat Raut. These partnerships have fostered a collaborative environment that enhances research output and innovation in polyurethane technology.

Conclusion

Lalgudi Srinivasan Ramanathan is a distinguished inventor whose work has significantly impacted the polymer industry. With his expertise in the preparation of polyurethane materials, he continues to contribute valuable innovations that serve various applications. His patents reflect a commitment to advancing the science of polymers and improving material properties for a wide range of uses.