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1.发明授权Purification of xanthophylls from marigold extracts that contain high levels of chlorophylls 有权从含有高水平叶绿素的万寿菊提取物中提取叶黄素公开(公告)号：US06329557B1
公开(公告)日：2001-12-11
申请号：US09590611
申请日：2000-06-09
IPC分类号： C07C3508
CPC分类号： C07C403/24
摘要： The present invention provides an industrial scale process for obtaining lutein and zeaxanthin concentrates of high purity from saponified marigold extracts that may have high levels of chlorophyll.
摘要翻译： 本发明提供从可能具有高水平叶绿素的皂化万寿菊提取物中获得高纯度的叶黄素和玉米黄质浓缩物的工业规模方法。
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2.发明授权Broiler skin and egg yolk pigmentation by using saponified marigold extracts with a high content of zeaxanthin 失效通过使用具有高含量玉米黄质的皂化万寿菊提取物，肉鸡皮肤和蛋黄色素沉着
公开(公告)号：US5997922A
公开(公告)日：1999-12-07
申请号：US819797
申请日：1997-03-18
CPC分类号： A23K50/75 , A23K20/179
摘要： A saponified marigold extract having a zeaxanthin content between about 20% to 80% of the total xantophylls, as well as a formulation and a method of dosing, comprising incorporating about 10 to 55 ppm. of the saponified marigold xantophylls having a zeaxanthin content of about 20% to 80% in the bird feed or beverage, for the pigmentation of the broiler skin and yolk egg, to impart them the right hue as the market requires.
摘要翻译： 一种皂化万寿菊提取物，其中玉米黄质含量占总叶酸叶的约20％至80％，以及配方和剂量方法，包括掺入约10至55ppm。 在鸟饲料或饮料中具有约20％至80％的玉米黄质含量的皂化万寿菊的叶黄素，用于肉鸡皮和蛋黄的色素沉淀，以赋予它们市场需要的正确色调。
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公开(公告)号：US5523494A
公开(公告)日：1996-06-04
申请号：US277609
申请日：1994-07-20
CPC分类号： C07C403/24 , A23K20/179 , A23K50/75 , C09B61/00
摘要： A process to obtain a product with a high zeaxanthin content, to be used mainly as an ingredient in poultry feed to enhance the pigmentation of broiler chickens and egg yolk, by reacting at a controlled temperature and pressure, marigold (Tagetes erecta L.) meal or its oleoresin, or formulations containing lutein, with strongly alkaline aqueous solutions under controlled conditions, to isomerize the luteine into zeaxanthin in a product with a higher pigmenting activity.
摘要翻译： 获得具有高玉米黄质含量的产品的方法，主要用作家禽饲料中的成分，以通过在受控的温度和压力下反应来加强肉鸡和蛋黄的色素沉着，万寿菊（Tagetes erecta L.）餐 或其含油树脂或含有叶黄素的制剂，在受控条件下用强碱性水溶液将黄体素异构化为具有较高着色活性的产品中的玉米黄质。
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公开(公告)号：US5959138A
公开(公告)日：1999-09-28
申请号：US969948
申请日：1997-11-25
IPC分类号： A23K1/18 , A23K1/16 , A23L1/275 , C07C35/08 , C07C67/08 , C07C69/28 , C07C69/608 , C07C403/24 , C09B61/00
CPC分类号： C07C403/24 , A23K20/179 , A23L5/44 , C09B61/00
摘要： A process to obtain a product having a high content of zeaxanthin, lutein or mixtures thereof, as short chain organic acid diesters of zeaxanthin, lutein or mixtures thereof, that can be used mainly for the pigmentation of broilers and egg yolks, as well as an intermediate in the cantaxanthin(.beta.,.beta.-Carotene-4,4'-dione) and astaxanthin(3,3'-Dihidroxy .beta.,.beta.-carotene,4,4'-dione) synthesis, by reacting extracts obtained from marigold (Tagetes Erecta L.), or plant extracts that contain lutein, zeaxanthin or mixtures thereof in any proportion, with acetic or propionic anhydride under controlled conditions of temperature and pressure.
摘要翻译： 获得具有高含量的玉米黄质，叶黄素或其混合物的作为玉米黄质，叶黄素或其混合物的短链有机酸二酯的产品的方法，其主要用于肉鸡和蛋黄的色素沉着，以及 通过使从万寿菊（Tagetes）获得的提取物反应，在角质蛋白（β，β-胡萝卜素-4,4'-二酮）和虾青素（3,3'-二羟基β，β-胡萝卜素，4,4'-二酮） Erecta L.）或含有叶黄素，玉米黄质或其任何比例的混合物的植物提取物，在温度和压力的受控条件下与乙酸或丙酸酐混合。
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