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:
May. 28, 2019
Filed:
Oct. 12, 2017
Catalyst composition for making ultra high molecular weight poly (alpha-olefin) drag reducing agents
Saudi Arabian Oil Company, Dhahran, SA;
King Fahd University of Petroleum & Minerals, Dhahran, SA;
Muhammad Atiqullah, Dhahran, SA;
Abdel Salam Al-Sarkhi, Dhahran, SA;
Faisal Mohammed Al-Thenayan, Dhahran, SA;
Abdullah Raddad Al-Malki, Dhahran, SA;
Wei Xu, Dhahran, SA;
Anwar Hossaen, Dhahran, SA;
Saudi Arabian Oil Company, Dhahran, SA;
King Fahd University of Petroleum & Minerals, Dhahran, SA;
Abstract
A catalyst consisting essentially of at least one tertiary monophenyl amine having a formula RRN-aryl, where Rand Rare the same or different, and each is a hydrogen, an alkyl, or a cycloalkyl group, where at least one of Rand Rcontain at least one carbon atom; at least one titanium halide having a formula TiX, where m is from 2.5 to 4.0 and X is a halogen containing moiety; and at least one cocatalyst having a formula AlRYwhere R is a hydrocarbon radical, Y is a halogen or hydrogen, and n is 1-3. Further, the catalyst is absent of a carrier or support.