Esterification of a deodorized fatty acid
A fatty acid and deodorization technology, which is applied in the field of fatty acid esterification, can solve problems such as difficulty in extracting vitamins and phytosterols, incomplete fatty acid esterification, and unclean water separation, achieving easy separation, thorough esterification, and low difficulty Effect
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Embodiment 1
[0009] A: Pretreatment: Take 500 grams of leftovers and heat to 80°C; B: Then let it stand for 3 hours, divide the water, and take the lower oil; C: Take 100 grams of the lower oil, add 600 grams of methanol, 3 grams of concentrated sulfuric acid, 70 grams of trimethyl orthoformate, heated to reflux for 6 hours, followed by GC, the fatty acid conversion rate was 99%.
Embodiment 2
[0011] A: Pretreatment: Take 500 grams of leftovers and heat to 80°C; B: Then let it stand for 3 hours, divide the water, and take the lower oil; C: Take 100 grams of the lower oil, add 400 grams of methanol, 2 grams of concentrated sulfuric acid, 10 grams of trimethyl orthoformate, heated to reflux for 5 hours, followed by GC, the fatty acid conversion rate was 98.3%.
Embodiment 3
[0013] A: Pretreatment: Take 500 grams of leftovers and heat to 80°C; B: Then let it stand for 3 hours, divide the water, and take the lower oil; C: Take 100 grams of the lower oil, add 500 grams of methanol, 2.5 grams of concentrated sulfuric acid, 8 grams of trimethyl orthoformate, heated to reflux for 7 hours, followed by GC, the fatty acid conversion rate was 99.5%.
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