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:
Jul. 09, 2024
Filed:
Dec. 01, 2023
SK Innovation Co., Ltd., Seoul, KR;
SK Geo Centric Co., Ltd., Seoul, KR;
Sang Hwan Jo, Daejeon, KR;
Soo Kil Kang, Daejeon, KR;
Ho Won Lee, Daejeon, KR;
Yong Seong Jeong, Daejeon, KR;
SK INNOVATION CO., LTD., Seoul, KR;
SK GEO CENTRIC CO., LTD., Seoul, KR;
Abstract
Embodiments of the present disclosure relate to a method of producing pyrolysis oil that may reduce a content of impurities in pyrolysis oil. In the method of producing pyrolysis oil according to the present disclosure, in order to recycle polyethylene terephthalate (PET), monomers are recovered by depolymerizing polyethylene terephthalate with alcohol, and then a remaining depolymerization residue is used as an additive in pyrolysis production of waste plastics, such that a content of impurities in pyrolysis oil may be reduced.