![]() Procedure for obtaining saffron extract (Machine-translation by Google Translate, not legally bindin
专利摘要:
Procedure for obtaining saffron extract. The procedure consists of subjecting the stigmas of the flower of the saffron to the operative phases of: dehydration (3), maceration (4), heating in a mixture of deionized water and alcohol (5), agitation (6) of the mixture to a temperature of 40ºC and subsequent centrifugation (7) and decantation of the resulting miscella, obtaining a liquid extract (11) that can be transformed into a solid extract (12) or powder by subjecting it to a process of cryo-dehydration (13) and rest (14). (Machine-translation by Google Translate, not legally binding) 公开号:ES2611058A1 申请号:ES201730381 申请日:2017-03-21 公开日:2017-05-04 发明作者:Eufrasio GARCIA GUERRERO;Alba GARCIA GUERRERO 申请人:Saffron Family Spain SL; IPC主号:
专利说明:
5 10 fifteen twenty 25 30 D E S C R I P C I O N OBJECT OF THE INVENTION The present invention relates to a process for obtaining saffron extract, the extract of which can be a liquid product and from it obtaining a solid or powder product, by means of the appropriate operational phases to which the stigmas of the saffron flower are subjected. . The object of the invention is to be able to obtain a saffron extract as a substitute for saffron and artificial colors. The extract obtained, either liquid or powder, allows a better marketing and presentation of the product, by lowering manufacturing costs due to its high performance in the amount of matter extracted from the flower, in addition to improving its quality in aroma, flavor and coloration, making it a dietary extraction, by eliminating the fatty component and increasing its shelf life by having a greater anti-oxidant power. BACKGROUND OF THE INVENTION Saffron extract is born from the need to adapt socially to a healthy life system with an affordable margin to its main competitor, which is the "artificial food coloring E-102", so it is necessary to improve and improve possible performance in the extraction of saffron. The use of saffron as a food dye because it has a high manufacturing cost has been replaced by the use of artificial dyes, among which the E-102 dye, known as "tartrazine" is more common, is an artificial dye with negative connotations for people's health, producing TDH and attention deficit in children. 5 10 fifteen twenty 25 30 With the obtaining of the saffron extract object of the present invention we manage to reduce manufacturing costs and obtain an alternative to artificial colors, much healthier. DESCRIPTION OF THE INVENTION The procedure for obtaining saffron extract that is recommended is to subject the stigmas of the saffron flower, after its collection, cleaning and preparation, to the following operational phases: • Dehydration. • Maceration. • Mixed with alcohol and deionized water. • Agitation of the mixture at a temperature of the order of 40 ° C. • Centrifuged for a period of the order of 10 minutes and at a temperature of the order of 4 ° C. • Decantation of the resulting miscelas obtained by means of a purification process in which two phases are defined, one phase of degreasing and one of elimination of volatile organic solvents. A liquid extract of saffron is obtained from these operational phases. The procedure also provides for obtaining solid saffron extract from the liquid extract described above for which the latter is subjected to cryo-dehydration with subsequent repose for 48 hours, thus obtaining! a solid powder extract. The saffron extract obtained can be used as a dietary product by eliminating saffron fat and achieving a better solubility, avoiding the fat film that is formed when administering the product to the stew or dish in question, also achieving a greater coloring power at have the maximum concentration of crocina. Likewise, by administering heat in its culinary use, there is a greater detachment of picrocrocin, increasing its flavoring power with respect to tartrazine and others 3 5 10 fifteen twenty 25 30 Similar artificial colors, since these lack these properties. By means of the described procedure, more than 8 liters of liquid extract can be obtained per kilogram of saffron stigma, with the advantage that in the extraction process with alcohol and water, better solubility and greater coloring power are achieved, resulting in In turn, it is easy to dose since only one or two milliliters is enough to achieve a desired color, aroma and flavor. As for the solid extract obtained from the liquid extract of saffron, the yield is greater than 50%, that is, for each kilogram of stigma of saffron, an amount greater than 500 grams of solid or powder extract can be obtained, providing this of a greater coloring power, having to be mixed with a base of maltodextrin of malz, in order to be able to dose it, depending on the different colorations that the different foods or foods must carry. In short, based on the extracts obtained, both in solid and liquid state, the use of saffron is simplified, since it is not necessary to grind the saffron strand, before use, in addition to obtaining a dye natural type, totally soluble in water and with a greater coloring power and of course much healthier. DESCRIPTION OF THE DRAWINGS To complement the description that will then be made and in order to help a better understanding of the characteristics of the invention, in accordance with a preferred example of practical realization thereof, an integral part of said description is accompanied, a plane in which With an illustrative and non-limiting nature, the following has been represented: Figure 1 shows a sequential block diagram corresponding to a procedure for obtaining saffron extract made in accordance with the object of the invention. 5 10 fifteen twenty 25 30 In view of the abstract figure, it can be seen how the procedure for obtaining saffron extract comprises the following phases: In a first phase, the collection (1) of saffron stigmas is carried out, and then they undergo a cleaning and preparation process (2) of said stigmas. The stigmas of the flowers of saffron, and after drying by dehydration (3) in a constant temperature stove, are subjected to a maceration phase (4) to subsequently carry out a mixing phase (5) with 96 ° alcohol and deionized water, to undergo a subsequent agitation phase (6) of the mixture at a temperature of the order of 40 ° C, protected from light to preserve the crocina that is sensitive to UV light. The homogenized product obtained is subjected to a centrifugation phase (7) at 2500 rpm, for a period of the order of 10 minutes and at a temperature of the order of 4 ° C, in three centrifugation cycles. The stigma residue is washed with the alcohol-water mixture and kept under stirring, so that the supernatant resulting in the centrifugation cycles is subjected to a purification phase (8). In said purification phase (8) two phases, a degreasing phase (9) and a phase of elimination of volatile organic solvents (10) are defined. In the phase of degreasing (9) of the extracts, a mixture of acetone, water and petroleum ether in a 1: 1: 1 ratio collaborates, keeping the mixture in agitation and protected from light, separating the fat by decantation. . The phase of elimination of volatile organic solvents (10) is carried out by liquid-liquid distillation under reduced pressure. In this way a liquid extract (11) is obtained with a great power of solubility and coloration, so that from this liquid extract (11) a solid or powder extract (12) can be obtained, after the submission of the liquid extract (11) to a phase of cryodehydration (13) and at a resting phase (14) for 48 hours of the solid product 5 resulting in said cryodehydration phase (13).
权利要求:
Claims (1) [1] R E I V I N D I C A C I O N E S 10 fifteen 1st.- Procedure for obtaining saffron extract, from the stigmas of the saffron flower, after its collection, cleaning and preparation, characterized in that the following operational phases are established therein. • Dehydration of stigmas collected, cleaned and prepared. • Maceration of stigmas once dehydrated. • Stigmas mixed with alcohol and deionized water. • Agitation of the mixture of the previous phase at a temperature of the order of 40 ° C until homogenization is achieved. • Centrifuge of the homogenized mixture for a period of the order of 10 minutes and at a temperature of the order of 4 ° C. • Decantation of the resulting miscelas obtained by means of a purification process in which a degreasing phase and a phase of elimination of volatile organic solvents are defined, to obtain a liquid saffron extract. 2a.- Procedure for obtaining saffron extract, according to revindication 1a, characterized in that from the liquid saffron extract, and to obtain a solid extract thereof, said liquid extract is subjected to a process of cryodehydration, purification and rested during a period of the order of 48 hours.
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同族专利:
公开号 | 公开日 ES2611058B1|2017-10-27|
引用文献:
公开号 | 申请日 | 公开日 | 申请人 | 专利标题 ES2149132A1|1999-03-26|2000-10-16|Azafran Los Molinos De La Manc|Process for obtaining an extract of saffron| US20040126467A1|2002-12-19|2004-07-01|Council Of Scientific And Industrial Research|Efficient method for the preparation of value added saffron pigment and flavour concentrate| FR2921797A1|2007-10-05|2009-04-10|Alexis Majid Lepers|Producing saffron solution useful e.g. as ingredient in treated products e.g. meat, comprises e.g. selecting saffron filaments, mixing saffron with solvent/its mixture, filtrating/centrifuging mixture and adjusting saffron concentration|WO2020079013A1|2018-10-15|2020-04-23|Asfar|Liquid saffron extract, food supplement in liquid form enriched with safranal, and beverage|
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