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