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:
Aug. 26, 2014
Filed:
Jun. 23, 2010
Seng Soi Hoong, Kajang, MY;
Zailan Abu Bakar, Kajang, MY;
Nik Siti Mariam Nek Mat Din, Kajang, MY;
Zainab Idris, Kajang, MY;
Shoot Kian Yeong, Kajang, MY;
Hazimah Abu Hassan, Kajang, MY;
Salmiah Ahmad, Kajang, MY;
Seng Soi Hoong, Kajang, MY;
Zailan Abu Bakar, Kajang, MY;
Nik Siti Mariam Nek Mat Din, Kajang, MY;
Zainab Idris, Kajang, MY;
Shoot Kian Yeong, Kajang, MY;
Hazimah Abu Hassan, Kajang, MY;
Salmiah Ahmad, Kajang, MY;
Malaysian Palm Oil Board (MPOB), Selangor Darul Ehsan, MY;
Abstract
Accordingly, the present invention provides a process for preparing polyglycerol from crude glycerol, wherein the crude glycerol having a glycerol content from about 60 to about 90%, soap content from about 10 to about 15% and methanol content from about 5 to about 20%, the process includes the steps of (a) heating the crude glycerol that contains soap to an elevated temperature for a certain reaction time, (b) acidifying the crude polyglycerol with mineral acid at a specific temperature and (c) centrifuging the acidified crude product obtained from step (b) at specific temperature for a certain duration of time.