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9012698 Method of extracting lutein/xanthophylls from natural materials and highly purified lutein/xanthophylls obtained from the method thereof  
The present invention provides the new method for extracting lutein from natural materials wherein the said method comprises of modification of natural lutein ester in the natural materials to...
8993282 Carotenoid fermentation method  
The present invention provides a method for producing a carotenoid, which comprises culturing a carotenoid-producing bacterium in an amino acid-supplemented medium, and collecting the carotenoid...
8921615 Process for preparing xanthophyll crystal  
Disclosed a process for preparing a xanthophyll crystal, comprising: dissolving the plant extract containing a xanthophyll ester in n-hexane, then filtering the mixture; adding acetone to the...
8871984 Preparing method for xanthophyll crystals with higher content of zeaxanthin from plant oleoresin  
The invention makes public a method for preparing xanthophyll crystals with higher content of zeaxanthin from plant oleoresin. The current methods generally are to get quite pure crystal forms of...
8858829 Cyclohexane compound and liquid crystal composition containing the same  
The present invention intends to provide a novel cyclohexane compound that can form a liquid crystal composition of which response speed is improved when mixed with a nematic liquid crystal and...
8853460 Method for separating carotenoid  
The present invention provides a method for collecting a carotenoid from a culture of a carotenoid-producing bacterium at high yield. Specifically, the present invention provides a method for...
8716533 Methods of saponifying xanthophyll esters and isolating xanthophylls  
This invention relates to a practical and effective process for converting esterified xanthophylls, including zeaxanthin, to non-esterified xanthophylls through saponification. In addition, the...
8481769 Isolation and purification of cartenoids from marigold flowers  
A process for isolation of carotenoids crystals having lutein and zeaxanthin in a weight ratio of about 10:1, 5:1 or 1:1. The process comprises contacting a plant source rich in lutein with hexane...
8450533 Cyclopropanation process  
A method for the preparation of cyclopropyl carbinols by cyclopropanation of unsaturated alcoholates, utilizing a reagent system selected from (A) magnesium metal and dibromomethane, and (B)...
8258126 Vitamin D3 analogues for the prevention and treatment of bone disorders  
Novel vitamin D analogues are useful for making pharmaceutical compositions for the prevention or treatment of bone disorders such as osteoporosis.
8247615 Process of converting esterified xanthophylls from Capsicum to non-esterified xanthophylls in high yields and purities  
The present invention is concerned with a process to convert xanthophyll esters derived from Capsicum sources to their free (non-esterified) forms. The present invention is concerned with a...
8236929 Method and system for production of zein and/or xanthophylls using chromatography  
Methods and systems for obtaining zein and/or xanthophylls in highly pure form. Zein is first extracted from corn using aqueous ethanol. Suspended corn solids are separated, and the resulting...
8134033 Fluorocompound having highly fluorinated norbornane structure, fluoropolymer, and their production processes  
To provide a novel polymerizable fluorocompound having a highly fluorinated norbornane structure, and a polymer obtained from the compound. Further, their production processes and a novel...
8115036 Fluorine-containing cyclic compound, fluorine-containing polymer compound, resist material using same and method for forming pattern  
The present invention relates to a fluorine-containing cyclic compound of formula (5): wherein R2-R4 and R9-R15 are independently a hydrogen atom, a halogen atom, or a C1-C25 straight-chain,...
8097762 Process for the preparation of β- and α-cryptoxanthin  
The present invention relates to a process for converting lutein and/or lutein esters to (3R)-β-cryptoxanthin and (3R,6′R)-α-cryptoxanthin, suitable for human consumption as dietary supplements,...
8093436 Process for synthesis of (3R,3′R)-zeaxanthin and (3R,3′S;meso)-zeaxanthin from (3R,3′R,6′R)-lutein via (3R)-3′,4′-anhydrolutein  
(3R,3′R,6′R)-Lutein and (3R,3′R)-zeaxanthin are two dietary carotenoids that are present in most fruits and vegetables commonly consumed in the US and accumulate in the human plasma, major organs,...
8034983 Process for the preparation of xanthophyll crystals  
The invention describes the preparation and isolation of xanthophylls from plant sources, whereby a transesterification process is utilized without the necessity of an aqueous format.
8008532 Processes and methods for extraction and purification of lutein from marigold esters  
A process is disclosed for simultaneously extracting, saponifying, and isolating lutein without the use of harmful organic solvents. In one embodiment the method includes (a) dispersing Marigold...
7943804 Lutein extraction from ozone-treated plant sources  
The use of ozonation has been discovered to increase the lutein extraction from aflatoxin-free corn and for some batches of alfalfa. In addition, the ozonation will substantially decrease any...
7858828 Process for synthesis of (3R,3'R,6'R)-lutein and its stereoisomers  
(3R,3′R,6′R)-Lutein and (3R,3′R)-zeaxanthin are two dietary carotenoids that are present in most fruits and vegetables commonly consumed in the US. These carotenoids accumulate in the human...
7812198 Process for the manufacture of a composition containing at least one xanthophyll  
The present invention relates to a process for the manufacture of a composition containing at least one xanthophyll selected from the group consisting of lutein and zeaxanthin, said process...
7671242 Isolation of aflatoxin-free lutein from aflatoxin-contaminated plants and plant products  
An efficient method is disclosed for extracting lutein from corn, sweet potato, and other plant products, and for extracting aflatoxin-free lutein from aflatoxin-contaminated plant grains and...
RE40938 Process for isolation, purification, and recrystallization of lutein from saponified marigold oleoresin and uses thereof  
A method of isolating, purifying and recrystallizing substantially pure lutein, preferably from saponified marigold oleoresin in its pure free form, apart from chemical impurities and other...
7507865 Method for obtaining calcipotriol hydrate  
Procedure to obtain the hydrate of calcipotriol. A procedure is described, used to obtain the hydrate of calcipotriol, which consists of the reaction of anhydrous calcipotriol in water, in the...
7485738 Method for preparing high-content food-grade zeaxanthin  
This invention has disclosed a method for preparation of food-grade zeaxanthin through chemical isomerizaton reaction from lutein. The technical issues to be solved in this invention are quite low...
7390869 Process for removing metal species in the presence of hydrogen and a porous material and polyester polymer containing reduced amounts of metal species  
A process for removing metal species from a composition comprising contacting: a. an oligomer mixture stream comprising the monomers of a partially aromatic polyester polymer and at least one...
7368613 Sandal fragrances  
A compound of formula (Ia) or (Ib), wherein in each of formulae (Ia) and (Ib) R1 and R2, independently of one another, are H or CH3, and the use thereof as a sandalwood fragrance.
7321068 Method for producing tricyclodecandialdehyde  
Process for preparing tricyclodecanedialdehyde by hydroformylation of dicyclopentadiene by means of a CO/H2 mixture at elevated temperature and under superatmospheric pressure in the presence of a...
7301057 Process for preparing TCD-alcohol DM  
The present invention relates to a process for preparing 3(4),8(9)-dihydroxymethyltricyclo[5.2.102.6]decane by hydrogenating the hyd roformylation products of d icyclopentad lene. The process...
7271298 Process for isolation and purification of xanthophyll crystals from plant oleoresin  
A process for isolation and purification of xanthophylls crystals from plant oleoresin is disclosed. The organic solvents involved in the process is no other than food grade alcohol. The process...
7115786 Method for production of β-cryptoxanthin and α-cryptoxanthin from commercially available lutein  
The present invention relates to a method of reacting (3R,3′R,6′R)-lutein with a catalytic amount of an acid to obtain a mixture of anhydroluteins, rich in anhydrolutein III, with substantially no...
7067615 Hydrotreating polyester precursors  
A process comprising contacting a liquid polyester stream with hydrogen in the presence of a hydrogenation catalyst comprising a metal supported on the surface of silicon carbide at a metal...
6911564 Method for production of rare carotenoids from commercially available lutein  
Disclosed are processes for conversion of (3R,3′R,6′R)-lutein to (3R,6′R)-α-cryptoxanthin, (3R)-β-cryptoxanthin, anhydroluteins I, II, and III (dehydration products of lutein), and a method for...
6909021 Method of extracting lutein from green plant materials  
The present invention provides a method for extracting carotenoids from green plant materials using supercritical fluid extraction. A first and second supercritical fluid extraction is performed...
6867335 Uncatalysed addition reactions  
The present invention relates to process wherein (+)-2-carene epoxide is coupled with a compound X—Y that contains nucleophilic and electrophilic moieties, to produce a compound of formula (5)....
6818798 Process for making a (3R,3′R)-zeaxanthin precursor  
A process for the conversion of (3R,3′R,6′R)-lutein to 3′-epilutein, a carotenoid precursor for industrial production of naturally occurring (3R,3′R)-zeaxanthin, is disclosed.
6743953 Process for the preparation of xanthophyll crystals  
The invention disclosed in this application relates to a process for the preparation of xanthophyll crystals containing at least 85% total xanthophylls with at least 90% trans-lutein and/or...
6639113 Production of dry powders of one or more oxygenated carotenoids  
A process is described for preparing dry powders of one or more oxygenated carotenoids by a) dispersing one or more oxygenated carotenoids in an aqueous molecular dispersion or colloidal...
6576787 Hydroxymethyl-group-containing alicyclic compound and process for producing the same  
Hydroxymethyl-group-containing alicyclic compounds that are useful for making photosensitive resins and other functional polymers. Processes for producing the hydroxymethyl-group-containing...
6562782 Oligocycloalkanoid compounds and methods of use  
The present invention related to an oligocycloalkanoid compound comprising formula (I) wherein m, n, and o are independently an integer from 0 to 2; A1 through A10 are independently a direct link,...
6548715 Structural analogues of vitamin D  
A compound of the formula I: in whichP is hydrogen or alkyl;Y and Y′ are each hydrogen or, when taken together, represent a group ═CH2;W and W′ are each hydrogen;X is selected from the group...
6504067 Process to obtain xanthophyll concentrates of high purity  
An industrial process to obtain xanthophyll concentrates of high purity from plant extracts, comprising: refining the plant extracts by treating them with a diluted alkali, followed by treating...
6420614 Process for obtaining 3′-epilutein  
A process for obtaining 3′-epilutein, by epimerization of a lutein-containing extract with an aqueous solution of a strong organic acid which is slowly added under agitation at room temperature,...
6380442 Process for the isolation of mixed carotenoids from plants  
A practical and effective process for isolating and purifying mixed carotenoids containing higher concentrations of specific compounds, such as all-trans lutein, without the use of harmful organic...
6376722 Lutein to zeaxanthin isomerization process and product  
A lutein to zeaxanthin isomerization process which includes a saponification or alkali treatment of a plant extract containing lutein followed by a heating period under controlled conditions, is...
6353141 Functionalized cyclopentene-derived oligomer mixtures, their preparation and their use  
Functionalized cyclopentene-derived oligomer mixtures are prepared by reacting oligomer mixtures which contain ethyleneic double bonds in one or more reaction steps starting from...
6329557 Purification of xanthophylls from marigold extracts that contain high levels of chlorophylls  
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.
6262316 Oral preparation for the prophylactic and therapeutic treatment of Helicobacter sp. infection  
An oral preparation for the prophylactic and/or therapeutic treatment of inflammation in the mucous membrane of mammalian gastrointestinal tract (especially the human stomach) caused by Hicobacter...
6255439 1,1-Bis(4-hydroxyphenyl)-3-alkylcyclohexanes, method for their preparation and polycarbonates prepared therefrom  
1,1 -Bis(4-hydroxyphenyl)-3-alkylcyclohexanes, as illustrated by 1,1-bis (4-hydroxyphenyl)-3-pentadecylcyclohexane, are prepared by hydrogenating a composition comprising 3-alkylphenols to the...
6191293 Trans-xanthophyll ester concentrates of enhanced purity and methods of making same  
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...

Matches 1 - 50 out of 194 1 2 3 4 >