Candida species capable of producing sophorolactone, in absence of an oily substrate until a stationary growth phase is obtained, —cultivating said pre-cultivated cells in an aqueous medium in the presence of at least one fermentable sugar and substrate; the reaction mixture of sugar, substrate and pre-cultivated cells being present in an amount and conditions such that the cells metabolize the sugar and substrate thereby forming sophorolactone and fatty acid, —continuously feeding said substrate to said cells thereby suppressing the formation of fatty acid and keeping fatty acid levels in the reaction mixture below 10 g/l, resulting in the crystallization of at least part of the sophorolactone present in the reaction mixture, —warming the reaction mixture to a temperature between 60° C. and 90° C., thereby melting the sophorolactone crystals, —allowing the molten sophorolactone to settle and to provide a crude sophorolactone composition, and —removing the crude sophorolactone composition from the remainder of the reaction mixture without use of an organic solvent.
C07H 15/10 - Radicaux acycliques non substitués par des structures cycliques liés à un atome d'oxygène d'un radical saccharide contenant des liaisons non saturées carbone-carbone
C12P 19/44 - Préparation d'O-glucosides, p. ex. glucosides
C12N 15/52 - Gènes codant pour des enzymes ou des proenzymes
C12N 15/01 - Préparation de mutants sans introduction de matériel génétique étrangerProcédés de criblage à cet effet
C07H 15/04 - Radicaux acycliques non substitués par des structures cycliques liés à un atome d'oxygène d'un radical saccharide
C12P 7/64 - GraissesHuilesCires de type esterAcides gras supérieurs, c.-à-d. ayant une chaîne continue d'au moins sept atomes de carbone liée à un groupe carboxyleHuiles ou graisses oxydées
C11D 3/20 - Composés organiques contenant de l'oxygène
C12P 17/18 - Préparation de composés hétérocycliques comportant O, N, S, Se ou Te comme uniques hétéro-atomes du cycle contenant plusieurs hétérocycles condensés entre eux ou condensés avec un système carbocyclique commun, p. ex. rifamycine
The present invention relates to a surfactant composition, consisting of 70 wt %-99.9 wt % sophorolactone, 0-1 wt % sophorolipid acid, less than 0.1% residual substrate, and remainder water. The invention further relates to products comprising this composition or hydrolysates thereof. The invention also relates to uses of these products and hydrolysates.
A01N 25/30 - Biocides, produits repoussant ou attirant les animaux nuisibles, ou régulateurs de croissance des végétaux, caractérisés par leurs formes, ingrédients inactifs ou modes d'applicationSubstances réduisant les effets nocifs des ingrédients actifs vis-à-vis d'organismes autres que les animaux nuisibles caractérisés par les agents tensio-actifs
A01N 43/90 - Biocides, produits repoussant ou attirant les animaux nuisibles, ou régulateurs de croissance des végétaux, contenant des composés hétérocycliques comportant plusieurs hétérocycles déterminants condensés entre eux ou avec un système carbocyclique commun
A61K 47/26 - Hydrates de carbone, p. ex. polyols ou sucres alcoolisés, sucres aminés, acides nucléiques, mono-, di- ou oligosaccharidesLeurs dérivés, p. ex. polysorbates, esters d’acide gras de sorbitan ou glycyrrhizine
A61Q 5/00 - Préparations pour les soins des cheveux
A61Q 5/02 - Préparations pour le lavage des cheveux
A61Q 15/00 - Préparations contre la transpiration ou déodorants corporels
A01N 49/00 - Biocides, produits repoussant ou attirant les animaux nuisibles, ou régulateurs de croissance des végétaux, contenant des composés comportant le groupe dans lequel m + n ≥ 1, les deux X ensemble peuvent aussi représenter —Y— ou une liaison directe carbone-carbone, et les atomes de carbone marqués d'un astérisque ne font partie d'aucun système cyclique à l'exception de celui qui peut être formé avec les atomes X, les atomes de carbone placés entre crochets font partie d'une structure acyclique ou cyclique quelconque, ou le groupe dans lequel A représente un atome de carbone ou Y, n ≥ 0, et pas plus d'un de ces atomes de carbone n'est un chaînon du même système cyclique, p. ex. hormones juvéniles des insectes ou substances ayant le même effet
A61Q 19/10 - Préparations pour le nettoyage ou le bain
The present Invention relates to a coated detergent tablet comprising a tablet core surrounded by a film coating, wherein the tablet core comprises a moisture- sensitive detergent composition; the film coating comprises a sugar or sugar derivative selected from sorbitol, mannltol, maltltol, xylltol, lactltol, isomalt, erytrhitol, lactose, sophorolactone or mixtures thereof; and wherein the film coating protects the tablet core against an increase in weight, expressed in relation to the tablet, of > 7% when exposed to 70% relative air humidity for 8 weeks at 25°C In addition, the invention provides a method to fabricate the detergent tablets. Moreover, the invention relates to the use of sugar alcohols as a coating material for detergent tablets.
The present invention relates to a surfactant composition, consisting of 70 wt%-99.9 wt% sophorolactone, 0-1 wt% sophorolipid acid, less than 0.1 % residual substrate, and remainder water. The invention further relates to products comprising this composition or hydrolysates thereof. The invention also relates to uses of these products and hydrolysates.
The present invention relates to a process for selectively producing sophorolactone without use of organic solvent, comprising the steps of: -pre-cultivating cells of a Candida species capable of producing sophorolactone, in absence of an oily substrate until a stationary growth phase is obtained, -cultivating said pre-cultivated cells in an aqueous medium in the presence of at least one fermentable sugar and substrate; the reaction mixture of sugar, substrate and pre-cultivated cells being present in an amount and conditions such that the cells metabolize the sugar and substrate thereby forming sophorolactone and fatty acid, -continuously feeding said substrate to said cells thereby suppressing the formation of fatty acid and keeping fatty acid levels in the reaction mixture below 10 g/l, resulting in the crystallization of at least part of the sophorolactone present in the reaction mixture, -warming the reaction mixture to a temperature between 60°C and 90°C, thereby melting the sophorolactone crystals, -allowing the molten sophorolactone to settle and to provide a crude sophorolactone composition, and -removing the crude sophorolactone composition from the remainder of the reaction mixture without use of an organic solvent.
C12P 7/64 - GraissesHuilesCires de type esterAcides gras supérieurs, c.-à-d. ayant une chaîne continue d'au moins sept atomes de carbone liée à un groupe carboxyleHuiles ou graisses oxydées
The present invention relates to a process, comprising the steps of: -pre-cultivating cells of a Candida species capable of producing sophorolactone, until a stationary growth phase is obtained, -cultivating said pre-cultivated cells in the presence of at least one fermentable sugar and substrate; the reaction mixture of sugar, substrate and pre-cultivated cells being present in an amount and conditions such that the cells metabolize the sugar and substrate thereby forming sophorolactone and fatty acid, -suppressing the formation of fatty acid in the reaction mixture below a predetermined level thereby crystallizing at least part of the sophorolactone present in the reaction mixture, -warming the reaction mixture to a temperature between 60°C and 90°C thereby melting the sophorolactone crystals, -allowing the molten sophorolactone to settle and to provide a crude sophorolactone composition,and -removing the crude sophorolactone composition from the remainder of the reaction mixture.
C12P 7/64 - GraissesHuilesCires de type esterAcides gras supérieurs, c.-à-d. ayant une chaîne continue d'au moins sept atomes de carbone liée à un groupe carboxyleHuiles ou graisses oxydées
C. bombicola is disrupted with the purpose of blocking the beta-oxidation pathway in the strain. Fermentation of a such strain having such disrupted genes on primary or secondary alcohols or diols, preferably on primary alcohols produces short chained glycolipids in high yield and purity.
C12P 7/64 - GraissesHuilesCires de type esterAcides gras supérieurs, c.-à-d. ayant une chaîne continue d'au moins sept atomes de carbone liée à un groupe carboxyleHuiles ou graisses oxydées
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