The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 16, 2025
Filed:
Mar. 08, 2023
Hindustan Petroleum Corporation Limited, Bangalore, IN;
Srinivas Rao Padada, Bangalore, IN;
Pravin Gopal Kadam, Bangalore, IN;
Bennet Chelliahn, Bangalore, IN;
Ramachandrarao Bojja, Bangalore, IN;
HINDUSTAN PETROLEUM CORPORATION LIMITED, Bangalore, IN;
Abstract
The invention relates to a polypropylene based nucleating agent masterbatch and a preparation method thereof. The masterbatch is composed of, by weight, 0.1 to 60 wt. % of bis-2-hydroxyethylene terephthalate (BHETA) based nucleating agent, 40 to 99.9 wt. % parts of polypropylene. The present invention discloses a process for preparation of a polypropylene masterbatch by mixing polypropylene with a nucleating agent as represented in FIG. According to the invention, the prepared polypropylene masterbatch has the advantages of being a masterbatch which can be added in any grade of polypropylene, does not cause inhalation hazards while handling, is easy to handle and has improved dispersion in the base polypropylene.