TT No. 462: Glycerol to Polylglycerol : Value Addition of Biodiesel By-Product

Crude glycerin of 75% to 85% is the major by-product from biodiesel plant. With the existing markets for glycerol, any increade in biodiesel production would indirectly skyrocket the glycerol supply. Moreover, the refining process and logistics of glycerol distribution will contribute to an increase in investment cost. Over the recent years, MPOB has developed a […]

TT No. 461: Application of a Palm-Based Sophorolipid as a Liquid Deodorant

Deodorant is one of the most common personal hygiene products used in the household. Liquid deodorants are applied to the body, especially to the underarms, to eliminate body odour caused by bacterial breakdown of perspiration. Deodorant are classified as over-the-counter (OTC) medicated cosmetics by the US Food and Drug Adminidtration (FDA). Many deodorants are alcohol-based. Alcohol initially […]

TT No. 460: Enzymatic Palm Oil Recovery From POME

Oil losses occur at various stages of milling, particularly at the sterilizer station and oil recovery station. It is estimated that the oil content in the sterilizer condensate and sludge/ decanter is about 0.16% and 0.46% of the fresh fruit bunches (FFB), respectively (Othman and Ng, 2003). These two sludges are mixed and normally refereed […]

TT No. 458: Cold Soak Filtration Technology for Palm Biodiesel

The cold soak filterability test (CSFT) was introduced as one of the ASTM (American Society for Testing and Materials) D6751-09a specifications in 2009. This requirement is mandatory for all biodiesel sold and used as blending stock in the USA. The Malaysian Palm Oil Board (MPOB), through commercial experiences and know how of the characteristic of […]

TT No. 457: Refining Technology of Sludge Oil for Industrial Applications

In 2009, Malaysian mills produced 27 000 t of PSO. The PSO collected from local palm oil mills has a high free fatty acid (FFA) content of up to 80% wt. PSO is normally sold at a discounted price relative to CPO and is exported to Third World countries for making soap. The typical properties […]