Patents for C09B 61 - Dyes of natural origin prepared from natural sources (3,035)
05/2002
05/16/2002US20020058016 Purified cochineal and method for its production
05/10/2002WO2002004415A3 Process for purification and crystallization of palm oil carotenoids
05/10/2002WO2002000908A3 Methods for processing crustacean material
05/09/2002US20020055471 Purification step using a brominated polystyrene resin to adsorb anthocyanins
05/08/2002CN1348483A Stable, aqueous dispersions and stable, water-dispersible dry powders of xanthophylls, and production and use of the same
05/02/2002US20020052421 Using mixture of water-insoluble carotenoid crystal and medium chain fatty acid triglyceride (MCT) as a core substance
05/02/2002EP1201138A1 Carotenoid beads
05/02/2002EP1078018B1 Process for extracting carotenes from carotene-containing materials
05/01/2002CN1347371A Method and preparation for photochromic marking and/or for securing authenticity of objects
04/2002
04/30/2002US6379729 Food containing water-soluble colorant
04/27/2002CA2360034A1 Multicore type carotenoid beads
04/24/2002CN1345899A Process for preparing tawny agent by K3Fe(CN)6 oxidation
04/23/2002US6376722 Lutein to zeaxanthin isomerization process and product
04/17/2002CN1345330A Pigment protein from coral tissue
04/11/2002WO2001094279A3 Purification of xanthophylls from marigold extracts that contain high levels of chlorophylls
04/11/2002US20020041905 Solvent extraction of plant extracts; activation; antituor agents
04/10/2002CN1082507C Converting method for lutein
04/03/2002CN1082070C Natural pigment from aril of balsam pear
03/2002
03/27/2002EP1191071A1 Anthocyantin coloring agent and method for the production thereof from organic matter
03/27/2002EP1191070A1 Method for the production of a dye preparation based on madder root
03/27/2002CN1341686A Preparation method of lycopene
03/27/2002CN1341345A Cultivation of new variety of santengzhumiguo fruit and its natural colouring matter extraction method
03/26/2002CA2222358C Dye precursor from plants of the genus medicago, its preparation and its application in obtaining dyes
03/21/2002WO2002022743A1 Purified cochineal pigment and process for producing the same
03/20/2002CN1340574A Process for extracting yellow pigment from leftover of ginkgone
03/10/2002WO2002077105A1 Stable astaxanthin-containing powdery compositions and process for producing the same
03/07/2002WO2002017945A1 Efficient method for producing compositions enriched in anthocyanins
03/07/2002WO2002017732A2 Efficient method for producing compositions enriched in anthocyanins
03/07/2002US20020026886 Useful for coloring of food products and pharmaceuticals do not migrate in products and they are acid stable; are useful in coating formulations for tablets and dragees
02/2002
02/28/2002WO2002016503A1 Purification process for improving total yield of curcuminoid colouring agent
02/27/2002CN1337854A Pigment-containing muterials to be added to feeds
02/27/2002CN1079813C Process for production of carthamin
02/21/2002WO2001053418A3 Method of preparing black dye from a natural product
02/20/2002CN1079212C Process for preparing carotenoid compositions
02/19/2002US6348606 Reacting a polyene diacetal with a cyclic dienol ether in presence of lewis acid
02/14/2002WO2002012183A1 Process for extracting astaxanthin pigment from blue-green algae and extracted pigment thereof
02/14/2002US20020018821 Process for the purification of a red fruit extract containing anthocyanosides, extract obtained from the process and use of said extract
02/13/2002EP1178738A1 A colouring substance composition and a method of manufacturing same
02/07/2002WO2002010429A1 Method for the production of beta-carotene
02/06/2002CN1334704A Method and compositions for producing berry derived products
01/2002
01/23/2002EP1173521A1 Stable, aqueous dispersions and stable, water-dispersible dry powders of xanthophylls, and production and use of the same
01/23/2002CN1332223A Prepn of corn yellow OB antioxidant
01/23/2002CN1332206A Prepn of microcapsule corn yellow OB
01/22/2002US6340586 Strain of the microorganism penicillium oxalicum var. armeniaca and its application
01/17/2002WO2002004415A2 Process for purification and crystallization of palm oil carotenoids
01/16/2002EP1171309A1 Method and preparation for the photochromic marking and/or for securing the authenticity of objects
01/16/2002EP1171002A1 Pigment
01/16/2002CN1077907C Process for producing chinese-herbal dye for fabrics
01/03/2002WO2002000908A2 Methods for processing crustacean material
01/03/2002CA2421820A1 Methods for processing crustacean material
01/02/2002EP1165764A1 Linker-free covalent coupling of bacteriorhodopsin in purple membrane form
12/2001
12/26/2001CN1328093A Process for preparing lycopene
12/26/2001CN1328092A Process for extracting tea pigment and its application in treating hyperlipomia
12/13/2001WO2001094279A2 Purification of xanthophylls from marigold extracts that contain high levels of chlorophylls
12/13/2001WO2001093886A1 Method of obtaining a tea pigment from tea leaves
12/13/2001WO2001028966A3 Process for obtaining highly pure xantophyll concentrates
12/12/2001CN1325924A Process for extracting melanin
12/11/2001US6329557 Dispersing saponified extract in water to form dispersion; mixing to form aqueous phase; separating from residue, contacting with nonpolar solvent to dissolve lipid-soluble compounds; separating precipitate; washing
12/11/2001US6329010 Process for producing a food colorant, colorant thus obtained and uses thereof
12/05/2001CN1075830C Process for preparing corn yellow pigment
11/2001
11/29/2001WO2001090255A1 Deodorized yellow colorant of safflower
11/29/2001WO2001090254A1 Deodorized colorant of brassicaceae plant
11/29/2001WO2001049305A3 Process for obtaining thylakoids from plants, pure thylakoids and use thereof
11/21/2001EP1155028A1 Pigment protein from coral tissue
11/14/2001EP1153033A1 Method for purifying a red fruit extract containing anthocyanosides
11/08/2001WO2001083437A1 Process for extracting astaxanthin pigment from yeast and extracted pigment thereof
11/07/2001CN1074436C Natural plant pigment extracting process and its product
11/01/2001WO2001081478A1 Anthocyantin coloring agent and method for the production thereof from organic matter
11/01/2001WO2001081351A1 Fluorescent compounds
11/01/2001CA2407641A1 Fluorescent compounds
10/2001
10/31/2001CN1319418A Supercritica CO2 extraction and separation method of effective components of curcumae longae rhizome
10/31/2001CN1074021C Method for producing red and green cellulose and equipment thereof
10/25/2001WO2001079355A1 Separation of carotenoids from fruits and vegetables
10/18/2001WO2001077230A2 Recovery of compounds using a natural adsorbent
10/17/2001CN1317518A Process for modifying liposoluble alkanna red
10/10/2001CN1316468A Process for separating and preparing lycopene
10/04/2001EP1138208A1 Pigment-containing materials to be added to feeds
10/03/2001CN1072248C Application of spirulina reside in food additives
10/02/2001US6296877 Stable, aqueous dispersions and stable, water-dispersible dry xanthophyll powder, their production and use
09/2001
09/19/2001CN1071362C Method for separating safflower yellow dye and saccharified material from extract of safflower
09/12/2001EP0444103B1 A procedure for the production of astaxanthin and related carotenoids, astaxanthin esters, chitin, proteins and meat from plants, algae, bacteria, krill, shrimps and other crayfish and crustacea
09/11/2001US6287615 Use of solubilized carotenoid preparations for coloring food preparations
09/07/2001WO2001022833A8 Pigment-containing materials to be added to feeds
08/2001
08/30/2001US20010018544 Reacting a polyene diacetal with a cyclic dienol ether in presence of Lewis acid
08/29/2001CN1310204A Production process of natural pigment with sea-buckthorn seed shell
08/29/2001CN1070214C Production of water soluble haematochrome and uranidin
08/15/2001CN1069671C Method of extracting natural edible turnip heamatochrome from red-core turnip
08/14/2001US6274370 A fat substitute from intact yeast cell walls; for use as a coloring agent comprising of yeast beta-glucan in foods, pharmaceuticals and cosmetics
08/08/2001CN1307076A Method for extracting natural edible pigment safflor yellow
08/07/2001US6271396 Use of organosulfur compounds for effecting a bathocromic shift in the UV/vis absorption bands of carotenoids
08/02/2001WO2001055263A1 New coated pigments and composition containing them
08/02/2001WO2001055262A1 New pigments and compositions containing them
08/01/2001CN1306045A Process for preparing corn yellow pigment
08/01/2001CN1306044A Process for preparing ginger yellow pigment
07/2001
07/26/2001WO2001053418A2 Method of preparing black dye from a natural product
07/25/2001CN1304960A Process for extracting natural red pigment from purple sweet potato with alcohol
07/19/2001WO2001051162A1 A method for recovering pigments from algal cultures
07/19/2001WO2000009616A8 Biologically active fraction of vegetable melanin, process for its production and its use
07/19/2001US20010008644 Process for preparing a finely divided pulverous carotenoid retinoid or natural colournt preparation
07/17/2001US6261622 Water-dispersible carotenoid pigment preparation
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