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    • 7. 发明授权
    • Process for extraction and concentration of liposoluble vitamins and provitamins, growth factors and animal and vegetable hormones from residues and by-products of industrialized animal and vegetable products
    • 从工业化动物和蔬菜产品的残留物和副产物中提取和浓缩脂溶性维生素和维生素,生长因子和动植物激素的方法
    • US06344573B1
    • 2002-02-05
    • US09668370
    • 2000-09-25
    • Rodolfo RohrJose Anibal Trujillo-Quijano
    • Rodolfo RohrJose Anibal Trujillo-Quijano
    • C07C100
    • C11B13/00C11B13/005Y02W30/74
    • A process for the extraction and concentration of unsaponifiable substances, containing liposoluble vitamins and provitamins, growth factors and animal and vegetable hormones, from residues of the industrialization of animal or vegetable products. This process does not require the use of solvents. Its main goal is to obtain the separation of these “valuable products”, by means of distillation/evaporation at high vacuum, and the production of fatty acids and other high quality organic acids, once the recovery of the unsaponifiable fraction of residues from the industrialization of animal or vegetable products, is of great commercial interest. This is due to the fact that the “valuable products”, have in many cases, vitamin activity, such as: tocopherols, sterols, carotenoids, vitamin A, vitamin K, vitamin D, while other products present cholesterol reducing properties, such as: sterols, tocotrienols, esqualene, etc; or even, anti-oxidant properties like: tocopherols, tocotrienols; as well as anti-carcinogenic properties such as: tocotrienols, sterols, lycopene, and alpha-carotene. Some other products are used as a structure for chemical-synthesis, like for example: sterols for hormone synthesis, vitamin D synthesis; and other products which have nutraceutic properties, apart from the commercial interest in some products, the cosmetic formulas of which present emulsifying properties, emulsion stabilizers and/or viscosity modifiers like for example sterols.
    • 从动物或植物产品的工业化残留物中提取和浓缩含有脂溶性维生素和维生素,生长因子和动植物激素的不皂化物质的方法。 该方法不需要使用溶剂。 其主要目标是通过在高真空下的蒸馏/蒸发获得这些“有价值的产品”的分离,以及生产脂肪酸和其他高质量的有机酸,一旦残留物从工业化中回收不可皂化部分 的动物或蔬菜产品,具有重大的商业利益。 这是因为“有价值的产品”在许多情况下,维生素的活性,如:生育酚,甾醇,类胡萝卜素,维生素A,维生素K,维生素D,而其他产品则呈现胆固醇降低的性质,如: 甾醇,生育三烯酚,esqualene等; 或甚至抗氧化性质,如:生育酚,生育三烯酚; 以及抗致癌性质,如:生育三烯酚,甾醇,番茄红素和α-胡萝卜素。 一些其他产品用作化学合成的结构,例如:用于激素合成的固醇,维生素D合成; 以及具有营养保健性质的其它产品,除了某些产品的商业兴趣,其具有乳化性质的化妆品配方,乳化稳定剂和/或粘度调节剂,例如甾醇。
    • 10. 发明授权
    • Trans-xanthophyll ester concentrates of enhanced purity and methods of making same
    • 增强纯度的透叶黄素酯浓缩物及其制备方法
    • US06191293B1
    • 2001-02-20
    • US09229041
    • 1999-01-12
    • Luis W. Levy
    • Luis W. Levy
    • C07C100
    • C07C403/24A23L5/44C09B61/00
    • Trans-xanthophyll ester concentrates having a trans-xanthophyll ester content of at least four times greater and preferably at least nine times greater than the cis-xanthophyll ester content are obtained. Xanthophyll ester concentrates having a total xanthophyll ester content of at least 40 wt. % and preferably greater than about 55 wt. % are also obtained. A method of obtaining a trans-xanthophyll ester concentrate of high purity includes contacting plant material containing xanthophyll esters with a hydrocarbon solvent for a time sufficient to extract xanthophyll esters from the plant material, separating the hydrocarbon solvent and extract dissolved therein from the remaining plant material, evaporating the hydrocarbon solvent from the dissolved extract to obtain a crude xanthophyll ester concentrate, admixing the crude xanthophyll ester concentrate with an alcohol at approximately ambient temperature to dissolve non-xanthophyll impurities and cis-xanthophyll esters from the concentrate and removing the alcohol containing impurities and cis-xanthophyll esters from the crude trans-xanthophyll concentrate to obtain a purified trans-xanthophyll ester concentrate. By using only the corollas of marigold flowers, lutein ester concentrates of high purity are obtained with pesticide residues absent from the concentrate at parts per billion detection levels.
    • 得到具有比顺 - 叶黄素酯含量高至顺式 - 叶黄素酯含量的四倍以上,优选至少九倍以上的反 - 叶黄素酯浓缩物。 总叶黄素酯含量至少为40重量%的叶黄素酯浓缩物。 %,优选大于约55wt。 也可以获得%。 获得高纯度的反 - 叶黄素酯浓缩物的方法包括将含有叶黄素酯的植物材料与烃溶剂接触一段时间,足以从植物材料中提取叶黄素酯,分离烃溶剂并从其余植物材料中溶解提取物 从溶解的提取物中蒸发烃溶剂以获得粗的叶黄素酯浓缩物,在大约环境温度下将粗叶黄素酯浓缩物与醇混合以从浓缩物中溶解非叶黄素杂质和顺式叶黄素酯,并除去含有杂质的醇 和来自粗反叶黄素浓缩物的顺 - 叶黄素酯,以获得纯化的反 - 叶黄素酯浓缩物。 通过仅使用万寿菊花的花冠,获得高纯度的叶黄素酯浓缩物,浓缩物中不存在十亿分之一的检测水平的农药残留。