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. 24, 2022
Filed:
May. 27, 2019
Kaneka Corporation, Osaka, JP;
KANEKA CORPORATION, Osaka, JP;
Abstract
A free fatty acid-containing substance, which is a waste liquid or by-product obtained in a process for producing palm oil or which is a hydrolysate of the waste liquid or by-product, is subjected to distillation treatment to obtain a free fatty acid fraction satisfying the requirements (i), (ii) and (iii), and a polyhydroxyalkanoate-producing microorganism is cultured in a culture solution containing the free fatty acid fraction. (i) The content of squalene is 0.05 wt % or less. (ii) The ratio of a peak area of trimethylindene to a peak area of a naphthalene-d8 standard is 110 or less in first-dimensional dynamic headspace-GC/TOFMS analysis. (iii) The ratio of a peak area of butyric acid to a peak area of a naphthalene-d8 standard is less than 10 in first-dimensional dynamic headspace-GC/TOFMS analysis.