Application of Rubber (Hevea Brasiliensis) Seeds Oil Extracted using Supercritical Carbon Dioxide in Cosmetics

2014 ◽  
Vol 69 (4) ◽  
Author(s):  
Lee Nian-Yian ◽  
Wong Lee Peng ◽  
Siti Hamidah Mohd-Setapar ◽  
Zuhaili Idham ◽  
Mohd Azizi Che Yunus ◽  
...  

Synthetic oil is often the choice of commercial for use in cosmetics especially lipsticks due to the lower cost of production. Meanwhile, the natural oil in comparison with synthetic oil is non-toxic and safe to apply in cosmetic. In addition, polyunsaturated fatty acids (PUFAs) play an important role in lipsticks by giving the smooth feels when apply to the lips and also help to repair the dry lips. In this study, rubber (Hevea brasiliensis) seeds which are abundant and discarded as waste in Malaysia had been discovered to contain a significant value of alpha-linolenic acid (ALA). The method used to extract rubber seeds oil (RSO) is supercritical carbon dioxide (SC-CO2), a green technique to ensure the extracted RSO is free from organic solvent with better quality and safe to be consumed. Furthermore, the effect of temperature and pressure of the extraction was studied to obtain the optimum yield of rubber seeds oil. Lastly, the experiments of Fourier Transform Infrared (FTIR) were performed to samples of lipsticks with or without RSO. The results obtained show that the presence of polyunsaturated fatty acids is stable in the lipmoist samples after 8 weeks of storage. 

2018 ◽  
pp. 91-97
Author(s):  
Artyom Dmitrievich Ivakhnov ◽  
Kristina Sergeevna Sadkova ◽  
Alina Sergeyevna Sobashnikova ◽  
Tat'yana Eduardovna Skrebets ◽  
Mikhail Vladislavovich Bogdanov

Comparative researches of ways of oil extraction from the fulfilled fruits of cloudberries (Rubus chamaemorus) with application of hexane and supercritical carbon dioxide as solvents are executed. Optimization is performed and optimum conditions of supercritical fluid extraction of oil are defined with use of central composite design of 2nd order. Pressure of carbon dioxide of 350 atm, temperature 85 °C, duration of extraction of 80 min are the optimum conditions of carrying out of the process. The yield of oil is 9.0%. Quality key indicators of the received oil were defined. The difference between the oil received by the SKF-CO2 method and the oil received by hexane extraction consists in improvement of organoleptic properties, the raised share of the combined fatty acids at decrease of a share of the free acids and high content of unsaturated fatty acids. It is shown that supercritical carbon dioxide can be an alternative to the hydrocarbons which are traditionally used for these purposes.


Molecules ◽  
2020 ◽  
Vol 25 (8) ◽  
pp. 1836
Author(s):  
Lijuan Han ◽  
Qingqing Han ◽  
Yongjing Yang ◽  
Honglun Wang ◽  
ShuLin Wang ◽  
...  

Characterization of the structure and pharmacological activity of Berberis dasystachya Maxim., a traditional Tibetan medicinal and edible fruit, has not yet been reported. In this study, central composite design (CCD) combined with response surface methodology (RSM) was applied to optimize the extraction conditions of B. dasystachya oil (BDSO) using the supercritical carbon dioxide (SC-CO2) extraction method, and the results were compared with those obtained by the petroleum ether extraction (PEE) method. The chemical characteristics of BDSO were analyzed, and its antioxidant activity and in vitro cellular viability were studied by DPPH, ABTS, reducing power assay, and MTT assay. The results showed that the maximum yield of 12.54 ± 0.56 g/100 g was obtained at the optimal extraction conditions, which were: pressure, 25.00 MPa; temperature 59.03 °C; and CO2 flow rate, 2.25 SL/min. The Gas chromatography (GC) analysis results showed that BDSO extracted by the SC-CO2 method had higher contents of unsaturated fatty acids (85.62%) and polyunsaturated fatty acids (57.90%) than that extracted by the PEE method. The gas chromatography used in conjunction with ion mobility spectrometry (GC–IMS) results showed that the main volatile compounds in BDSO were aldehydes and esters. BDSO also exhibited antioxidant ability in a dose-dependent manner. Moreover, normal and cancer cells incubated with BDSO had survival rates of more than 85%, which indicates that BDSO is not cytotoxic. Based on these results, the BDSO extracted by the SC-CO2 method could potentially be used in other applications, e.g., those that involve using berries of B. dasystachya.


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