MUMBAI, India, Aug. 31 -- Intellectual Property India has published a patent application (202541016954 A) filed by Hindustan Petroleum Corporation Limited on February 26, 2025, for Process And Apparatus For The Preparation Of Highly Reactive Polyisobutylene.
Inventors include Talukdar, Monikangkana; Laxmi; Haldar, Ujjal; Patil, Yogesh Popatrao; Chelliahn, Bennet; and Sheshachala, Srinivasa Narasimha Number.
The application for the patent was published on August 28, 2026, under issue no. 35/2026.
Abstract: The present invention relates to a process and an apparatus for the preparation of highly reactive polyisobutylene (HR-PIB) having wide range of industrial applications across different sectors. The highly reactive polyisobutylene (HR-PIB) obtained from the process of the present invention has a number average molecular weight in the range of 500-5000 and an exo-content of at least 80 mole %.
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