The inventive process contacts oil with an ultrafiltration membrane, wherein the ultrafiltration membrane comprises {TAIL ~ a polymer} or copolymer of a vinylidene difluoride monomer, and separates the oil into a permeate fraction having a reduced phosphatide, color and free fatty acids content and {HEAD ~ a retentate fraction} having an increased phosphatide content 
The inventive process contacts oil with an ultrafiltration membrane , wherein the ultrafiltration membrane comprises { TAIL ~ a polymer } or copolymer of a vinylidene difluoride monomer , and separates the oil into a permeate fraction having a reduced phosphatide , color and free fatty acids content and { HEAD ~ a retentate fraction } having an increased phosphatide content
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH