申请人:LION CORPORATION
公开号:EP0413307A1
公开(公告)日:1991-02-20
A process for producing a saccharide fatty acid monoester comprises reacting an immobilized thermostable lipase on a mixture comprising:
(A) one or more of acyl donors selected from saturated and unsaturated fatty acids with 6 to 22 carbon atoms, lower alkyl esters of said fatty acids and glycerol esters of said fatty acids,
(B) one or more of saccharides selected from monosaccharides with 5 to 7 carbon atoms, disaccharides composed of hexose, sugar alcohols with 4 to 6 carbon atoms, ethers of monosaccharides with 5 to 7 carbon atoms and monohydric alcohols and ethers of disaccharides composed of hexose and monohydric alcohols, and
(C) one or more of alcohols selected from secondary alcohols and tertiary alcohols.
一种生产糖类脂肪酸单酯的工艺包括将固定化的恒温脂肪酶与一种混合物反应,该混合物包括
(A) 一种或多种选自具有 6 至 22 个碳原子的饱和和不饱和脂肪酸、所述脂肪酸的低级烷基酯和所述脂肪酸的甘油酯的酰基供体、
(B) 一种或多种选自 5 至 7 个碳原子的单糖、由己糖组成的二糖、4 至 6 个碳原子的糖醇、5 至 7 个碳原子的单糖和一元醇的醚以及由己糖和一元醇组成的二糖的醚的糖类,以及
(C) 选自仲醇和叔醇的一种或多种醇。