Microencapsulation Properties of Gum Arabic and Several Food Proteins:  Spray-Dried Orange Oil Emulsion Particles

1996 ◽  
Vol 44 (5) ◽  
pp. 1314-1320 ◽  
Author(s):  
Young D. Kim ◽  
Charles V. Morr
1996 ◽  
Vol 44 (5) ◽  
pp. 1308-1313 ◽  
Author(s):  
Young D. Kim ◽  
Charles V. Morr ◽  
Timothy W. Schenz

Author(s):  
Hirokazu Shiga ◽  
S. Takashige ◽  
A. Hermawan Dwi ◽  
A. Sultana ◽  
Shuji Adachi ◽  
...  

An oil from Pacific krill (Euphausia pacifica) has a high content of PUFAs and phospholipids. The sediment was formed with homogenization of krill oil and maltodextrin (MD; dextrose equivalent (DE) = 19) solution using sodium caseinate, gum arabic, hydrolyzed whey protein or modified starch as a surfactant. Quillaja saponin could form the emulsion without the sediment. MD (28.5 wt%) was solubilized with distiller water (50 wt%) and mixed with krill oil (20wt%) and Quillaja saponin (1.5 wt%). The homogenized solution was spray-dried using Okawara-L8 spray dryer with a centrifugal atomizer.  Spray-dried powder was evaluated in the oil-droplet size and surface-oil content. Keywords: krill oil, emulsion, Quillaja saponin, spray drying, PUFAs 


Author(s):  
Sara J. Risch ◽  
Gary A. Reineccius
Keyword(s):  

2019 ◽  
Vol 135 ◽  
pp. 330-343 ◽  
Author(s):  
Liangqing Zhang ◽  
Xianhai Zeng ◽  
Jiarong Qiu ◽  
Juan Du ◽  
Xuejuan Cao ◽  
...  
Keyword(s):  

2019 ◽  
Vol 26 (5) ◽  
pp. 369-378
Author(s):  
Asli Can Karaca

The goal of this research was to determine the physicochemical and emulsifying properties of pea protein, gum arabic, and maltodextrin and to investigate their potential for stabilizing black pepper seed oil emulsions and acting as carrier materials for spray dried microcapsules. The moisture content and water activity of pea protein and maltodextrin (∼5.5 g/100 g and ∼0.22) were found to be significantly lower than that of gum arabic (11.5 g/100 g and 0.46) whereas the glass transition temperatures of pea protein and maltodextrin (∼99.4 ℃) was significantly higher than that of gum arabic (72 ℃). Pea protein showed the highest viscosity (53.8 mPa s), the lowest surface tension (42.5 mN/m), and interfacial tension (10.5 mN/m) among the biopolymer materials studied. A mixture design was employed to investigate the effect of biopolymer formulation on droplet size and creaming stability of black pepper seed oil emulsions. Stable emulsions with relatively smaller droplet size were spray dried to produce microcapsules. Spray dried black pepper seed oil microcapsules produced with 1% pea protein and 39% maltodextrin had low surface oil (∼0.8%) and high encapsulation efficiency (95%). The results of this study suggest that pea protein in combination with maltodextrin can be used as carrier materials in encapsulation of black pepper seed oil.


1999 ◽  
Vol 5 (4) ◽  
pp. 353-356 ◽  
Author(s):  
C.I. Beristain ◽  
H.S. García ◽  
E.J. Vernon-Carter

The performance of mesquite gum and maltodextrin mixtures in the preparation of encapsulated orange peel oil was evaluated. Emulsions of orange peel oil were prepared using an emulsifier for mulated with 1:4, 2:3, 3:2 and 4:1 (w/w) ratios of maltodextrins:mesquite gum solutions (30 %) and spray dried with a laboratory unit. The highest rate of oil encapsulation, 84.6 %, was achieved with the 3:2 ratio of maltodextrin:mesquite. Results showed no statistical difference ( p ≤ .05) in flavor intensity between samples prepared with all mesquite:maltodextrins mixtures and microcapsules made with gum Arabic only as wall material. The mixtures provided acceptable oil retention and could be an economic alternative to conventional encapsulating agents.


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