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    • 3. 发明授权
    • Method for producing technical oleic acid methyl esters
    • 油酸甲酯技术的生产方法
    • US07064223B2
    • 2006-06-20
    • US10496989
    • 2002-11-21
    • Stephan HeckVolker WinterhoffBernhard GutscheGeorg FiegUwe MuellerJean RigalThomas Kapala
    • Stephan HeckVolker WinterhoffBernhard GutscheGeorg FiegUwe MuellerJean RigalThomas Kapala
    • C07C51/43
    • C11C1/10C07C67/54C11B3/12C07C69/58
    • A process for making technical oleic acid methyl esters having a stearic acid methyl ester content of less than about 2% by weight, and a palmitic acid methyl ester content of less than about 5%, comprising: (a) providing a C8-18 palm kernel oil fatty acid methyl ester; (b) fractionally distilling said C8-18 palm kernel oil fatty acid methyl ester to form a C8-14 head product and a C16-18 bottom product; (c) fractionally distilling the C16-18 bottom product to form a short-chain C16 head product and a long-chain and unsaturated C18 bottom product; (d) fractionally distilling the long-chain and unsaturated C18 bottom product to form a predominantly unsaturated head product having a high palmitic acid methyl ester content and a predominantly unsaturated bottom product have a minimal palmitic acid methyl ester content; and (e) fractionally distilling the predominantly unsaturated bottom product have a minimal palmitic acid methyl ester content to form a head product rich in oleic acid methyl ester and poor in stearic acid methyl ester and a bottom product rich in both oleic acid methyl ester and stearic acid methyl ester.
    • 一种制备硬脂酸甲酯含量小于约2重量%,棕榈酸甲酯含量小于约5%的技术性油酸甲酯的方法,包括:(a)提供C 8-18棕榈仁油脂肪酸甲酯; (b)分馏蒸馏所述C 8-18 C棕榈仁油脂肪酸甲酯以形成C 8-14头孢菌素和C 16-18- / SUB>底部产品; (c)对C 16-18底部产物进行分馏,以形成短链C 16 C 16 C 16 C 16 F 16 C 16 C 14 C 14 C 14 C 14 C 14 C 14 C 14 H 16 Cl 2产物和长链和不饱和C 18 底部产品; (d)分级蒸馏长链和不饱和C 18 C 18底物以形成具有高棕榈酸甲酯含量的主要不饱和的头产物,并且主要不饱和的底部产物具有最小的棕榈酸甲酯 内容; 和(e)分馏蒸馏主要不饱和的底部产物具有最小的棕榈酸甲酯含量以形成富含油酸甲酯的头部产物,并且在硬脂酸甲酯中较差,而富含油酸甲酯和硬脂酸的底部产物 酸甲酯。
    • 4. 发明申请
    • Method for producing technical oleic acid methyl esters
    • 油酸甲酯技术的生产方法
    • US20050090676A1
    • 2005-04-28
    • US10496989
    • 2002-11-21
    • Stephan HeckVolker WinterhoffBernhard GutscheGeorg FiegUwe MuellerJean RigalThomas Kapala
    • Stephan HeckVolker WinterhoffBernhard GutscheGeorg FiegUwe MuellerJean RigalThomas Kapala
    • C07C67/54C07C69/58C11B3/12C11B11/00C11C1/10C07C51/43
    • C11C1/10C07C67/54C11B3/12C07C69/58
    • A process for making technical oleic acid methyl esters having a stearic acid methyl ester content of less than about 2% by weight, and a palmitic acid methyl ester content of less than about 5%, comprising: (a) providing a C8-18 palm kernel oil fatty acid methyl ester; (b) fractionally distilling said C8-18 palm kernel oil fatty acid methyl ester to form a C8-14 head product and a C16-18 bottom product; (c) fractionally distilling the C16-18 bottom product to form a short-chain C16 head product and a long-chain and unsaturated C18 bottom product; (d) fractionally distilling the long-chain and unsaturated C18 bottom product to form a predominantly unsaturated head product having a high palmitic acid methyl ester content and a predominantly unsaturated bottom product have a minimal palmitic acid methyl ester content; and (e) fractionally distilling the predominantly unsaturated bottom product have a minimal palmitic acid methyl ester content to form a head product rich in oleic acid methyl ester and poor in stearic acid methyl ester and a bottom product rich in both oleic acid methyl ester and stearic acid methyl ester.
    • 一种制备硬脂酸甲酯含量小于约2重量%,棕榈酸甲酯含量小于约5%的技术性油酸甲酯的方法,包括:(a)提供C 8-18棕榈仁油脂肪酸甲酯; (b)分馏蒸馏所述C 8-18 C棕榈仁油脂肪酸甲酯以形成C 8-14头孢菌素和C 16-18- / SUB>底部产品; (c)对C 16-18底部产物进行分馏,以形成短链C 16 C 16 C 16 C 16 F 16 C 16 C 14 C 14 C 14 C 14 C 14 C 14 C 14 H 16 Cl 2产物和长链和不饱和C 18 底部产品; (d)分级蒸馏长链和不饱和C 18 C 18底物以形成具有高棕榈酸甲酯含量的主要不饱和的头产物,并且主要不饱和的底部产物具有最小的棕榈酸甲酯 内容; 和(e)分馏蒸馏主要不饱和的底部产物具有最小的棕榈酸甲酯含量以形成富含油酸甲酯的头部产物,并且在硬脂酸甲酯中较差,而富含油酸甲酯和硬脂酸的底部产物 酸甲酯。