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:
Mar. 31, 2026
Filed:
Oct. 02, 2025
King Fahd University of Petroleum and Minerals, Dhahran, SA;
Abdulkadir Tanimu, Dhahran, SA;
Abdullah Mohammed Aitani, Dhahran, SA;
Ramzi Hadi Alshugaih, Dhahran, SA;
KING FAHD UNIVERSITY OF PETROLEUM AND MINERALS, Dhahran, SA;
Abstract
A process for producing C-Colefins including the fluid catalytic cracking of a solution of a low-density polyethylene (LDPE) in a heavy vacuum gas oil in the presence of a catalyst, wherein the catalyst includes: an ultra-stable Y zeolite; and, a ZSM-5 zeolite, wherein the ZSM-5 zeolite has: a silica to alumina ratio by weight of from 40:1 to 80:1; a mesopore surface area of from 150 to 250 m/g, as determined by Barrett-Joyner-Halenda (BJH) desorption analysis; a mesopore volume of from 0.070 to 0.200 cm/g, as determined by Barrett-Joyner-Halenda (BJH) desorption analysis; and, a total acidity of from 0.25 to 0.75 mmol/g, as determined by ammonia temperature programmed desorption.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile