Corn stillage oil derivatives
First Claim
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1. A method for producing a low color corn stillage oil derivative, the method comprising the steps of:
- (a) obtaining a corn stillage oil having a Gardner color of at least 12 and a viscosity of from 25 to 35 cSt at 40°
C.;
(b) heating the corn stillage oil to at least 90°
C. for a sufficient period of time to obtain a corn stillage oil derivative having a Gardner color of 10 or less.
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Abstract
Corn stillage oil derivatives having values for Gardner color of 10 or less and methods for making the corn stillage oil derivatives are disclosed. In one aspect, the corn stillage oil derivative comprises a heat bleached corn stillage oil. Preferably, the heat bleached corn stillage oil has a value for Gardner color of from 4 to 8. In another aspect, the corn stillage oil derivative comprises a blown corn stillage oil. Preferably, the blown corn stillage oil has a value for Gardner color of from 5 to 8.
38 Citations
24 Claims
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1. A method for producing a low color corn stillage oil derivative, the method comprising the steps of:
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(a) obtaining a corn stillage oil having a Gardner color of at least 12 and a viscosity of from 25 to 35 cSt at 40°
C.;(b) heating the corn stillage oil to at least 90°
C. for a sufficient period of time to obtain a corn stillage oil derivative having a Gardner color of 10 or less. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 23)
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- 19. A corn stillage oil derivative having a value of Gardner color of 10 or less.
Specification