Food Grade Microcapsules Produced by Membrane ... - Science Direct

0 downloads 0 Views 217KB Size Report
Fish oil, a natural source of ... stabilized with food grade emulsifiers (Tween 20, whey protein, WPI, whey protein ... The effect of the emulsifier type and.
Available online at www.sciencedirect.com

Procedia Engineering 44 (2012) 1530 – 1533

(XURPHPEUDQH&RQIHUHQFH >3@ )RRGJUDGHPLFURFDSVXOHVSURGXFHGE\PHPEUDQHHPXOVLILFDWLRQ 65DPDNULVKQDQ 0)HUUDQGR&*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±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

1877-7058 © 2012 Published by Elsevier Ltd. Open access under CC BY-NC-ND license. doi:10.1016/j.proeng.2012.08.855

S. Ramakrishnan et al. / Procedia Engineering 44 (2012) 1530 – 1533

DWWULEXWHGWRDQLQFUHDVHRIPHPEUDQHIRXOLQJ5HJDUGLQJWKHRLOHQFDSVXODWLRQHIILFLHQF\ 2((  WKH KLJKHVW YDOXHV FRUUHVSRQG WR PLFURFDSVXOHV SURGXFHG ZLWK WKH KLJKHVW UDWLRV RI RLOZDOO PDWHULDO  UHDFKLQJYDOXHVFORVHWRIRU2:HPXOVLRQVSUHSDUHGZLWKILVKRLO &$6DQG0' 7DEOH      







D

E

:3,1\ORQ :3+1\ORQ :3,1\ORQ :3+1\ORQ















V@ )OX[>.JP 



:3,1\ORQ :3+1\ORQ :3+1\ORQ :3,1\ORQ 

 >μP@ '









 







&\FOHV



















&\FOHV





)LJXUH'URSOHWVL]HGLDPHWHU D DQGSHUPHDWHIOX[HV E YHUVXVWKHQXPEHURIF\FOHVRI2: HPXOVLRQV REWDLQHG E\ SUHPL[ 0( DW  N3D ZLWK D 1\ORQ PHPEUDQH DQG GLIIHUHQW FRQFHQWUDWLRQVRIZKH\SURWHLQ :3, DQGZKH\SURWHLQK\GUROL]DWH :3+   7DEOH)RUPXODWLRQRIWKHHPXOVLRQVSURGXFHGE\SUHPL[0(ZLWKDQ\ORQPHPEUDQHDQGRLO HQFDSVXODWLRQHIILFLHQF\RIPLFURFDSVXOHVSURGXFHGE\VSUD\GU\LQJ  )LVK RLO  





(PXOVLILH U

)LQDO GURSOHW VL]H RI :DOO HPXOVLRQ 0DWHULDO P 

2LO :DOO UDWLR

2LO (QFDSVXODWLRQ (IILFLHQF\ 2(( 

 :3,



0'





 :3,









:3+ 

0'





 :3+









 7ZHHQ



0'

 :3+



0'



0'







0'





 &$6

  

1531

1532

S. Ramakrishnan et al. / Procedia Engineering 44 (2012) 1530 – 1533



0'





  $



%





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

S. Ramakrishnan et al. / Procedia Engineering 44 (2012) 1530 – 1533

 

1533