Thermal fractionation and properties of different polyethylene/wax blends

2007 ◽  
Vol 104 (4) ◽  
pp. 2225-2236 ◽  
Author(s):  
M. J. Hato ◽  
A. S. Luyt
2013 ◽  
Vol 15 (4) ◽  
pp. 43-51 ◽  
Author(s):  
Jin Wook Lee ◽  
Moon Sup Lee ◽  
Yong Joo Kim ◽  
Dong Woo Cho ◽  
Soo Ahn Kwon

2021 ◽  
Vol 11 ◽  
Author(s):  
Vijendra Kumar Suryawanshi ◽  
Khomendra Kumar Sarwa ◽  
Suhas Narayan Sakarkar ◽  
Chanchal Deep Kaur

Background: Rosuvastatin calcium is a statin class of drug having limited oral bioavailability of about 20%. This problem might be overcome by making the biform complex using cow ghee fraction as a bioavailability enhancer. Methods: A precise thermal fractionation technique was adopted to separate different fatty acids from cow ghee. Collected fractions were subjected to characterization over parameters reported for fatty acids. LC-MS and FTIR confirm the content variation in the collected fraction. Biform complex was prepared by fusion method with a constant ratio of drug and cow ghee fraction. The prepared complex was subjected to FTIR, DSC, and LC-MS study to confirm chemical composition characteristics. Drug content, in-vitro and ex-vivo permeation studies were also performed. The anti-inflammatory response was measured using the carrageenan paw-induced edema rat model. Lipid-lowering effect and inflammation marker analysis was also performed using ELISA specific kit. Results: The biform complex prepared with a thermal fraction at 30ºC of cow ghee show the highest in-vitro and ex-vivo permeation. The anti-inflammation response of the biform complex F1 was higher than other tested formulations with considerable lipid and lipoprotein lowering properties. Conclusions: This study confirms that the thermal fractionation method abled to separate cow ghee as per their fatty acid content. The complexion of rosuvastatin calcium with cow ghee thermal fraction enhances oral bioavailability followed by the anti-inflammatory and lipid-lowering activity.


Author(s):  
Wenxue Wang ◽  
Yujue Wang ◽  
Yuying Han ◽  
Ziliang Liu ◽  
Chuanxing Wang

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