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| Number | Title | Issue Date |
| 8088181 | Dyeing method for raising blue color A dyeing method for raising a blue color is provided. The method includes dyeing fabric with raw dye, ferro-mordanting the fabric having undergone the dyeing of raw dye with ferro-mordant, producing potassium ferrocyanide solution by dissolving potassium ferrocyanid... | 01/03/2012 |
| 8021440 | Method for the preparation of a carminic acid lake A method for the preparation of carminic acid lakes, novel carminic acid lake compositions and their uses in foods, such as yogurt, fruit preparations, beverages, other miscellaneous food products that may need a stable red color, and in cosmetics. ... | 09/20/2011 |
| 7682407 | Textile dyeing method, dyed textile, and dye A textile dyeing method includes a drying step 100 of drying a natural material within a set temperature range in which a coloring component of the natural material is hardly altered, thereby bringing the natural material into an absolutely dried state or a n... | 03/23/2010 |
| 7641704 | Method for the preparation of a carminic acid lake A method for the preparation of carminic acid lakes, novel carminic acid lake compositions and their uses in foods, such as yogurt, fruit preparations, beverages, other miscellaneous food products that may need a stable red color, and in cosmetics. ... | 01/05/2010 |
| 7485158 | Method of dyeing the textile article from medicinally rich herbs The novel method relates to dyeing a textile article with medicinally rich herbs to produce natural, unique, deep and fast coloured textile articles having medicinal effects shield the human skin. Successive stages of dyeing include desizing, bleaching, scouring, ga... | 02/03/2009 |
| 7416566 | Dyeing composition for hair Disclosed herein is a hair dyeing composition. The composition induces swelling of hair to expand the cortex by the use of arginine, which is a constituent ingredient of hair, and as a result, effectively allows a colorant to infiltrate into the cuticle, thereby inc... | 08/26/2008 |
| 7303589 | Process for dyeing human keratin fibers, having a lightening effect, comprising at least one fluorescent compound and compositions of the same The present disclosure relates to a process for dyeing human keratin materials having a lightening effect, applying to the materials a composition comprising, in a cosmetically acceptable medium, at least one fluorescent dye having the following formula: | 12/04/2007 |
| 7294153 | Caring oxidation coloring agent in a tube Keratinic fibers are colored by a two-component composition for coloring keratinous fibers comprising a first preparation (A) comprising at least one oxidation dye precursor and a second preparation (B) comprising at least one care component, wherein the two prepara... | 11/13/2007 |
| 7279189 | Stabilized natural blue and green colorants A natural blue colorant solution comprising red cabbage liquid, aluminum sulfate and sodium bicarbonate is disclosed. The pH of the colorant solution is in the range of 3.8 to 4.2 and can be used to provide a blue hue when incorporated into products having a pH grea... | 10/09/2007 |
| 7247173 | Tinting agent in tubes Keratinic fibers are dyed with a two-component agent for tinting and/or dyeing keratinic fibers comprising a first preparation (A) comprising at least one direct-absorbing dye and/or at least one precursor of a nature-analogous dye, and a second preparation (B) cont... | 07/24/2007 |
| 7192456 | Method of preparing a purified purple corn coloring agent A method of preparing a purified purple corn coloring agent comprising passing a purple corn color extract solution through an adsorption resin, washing with water, and releasing the purple corn color from the resin with the use of an aqueous solution containing alc... | 03/20/2007 |
| 7186279 | Herbal dye and process of preparation thereof The present invention provides a herbal black dye from natural materials comprising of Juglans regia, Indigofera tinctoria, Terminalia chebula, Acacia accocina, Lawsonia inermis, Trigonella foenum-graecum, Sapindus mukorossi, Eclipta alba, Embelica officin... | 03/06/2007 |
| 7179307 | Use of an extract of in oxidation dyeing for dyeing keratin fibres Use of an extract of the plant Myrsine africana in oxidation dyeing for dyeing keratin fibers, a novel composition comprising this plant extract, a process for the oxidation dyeing of keratin fibers using this composition, as well as the colored products obta... | 02/20/2007 |
| 6974485 | Use of an extract of Myrsine africana in oxidation dyeing for dyeing keratin fibres Use of an extract of the plant Myrsine africana in oxidation dyeing for dyeing keratin fibres, a novel composition comprising this plant extract, a process for the oxidation dyeing of keratin fibres using this composition, as well as the coloured products obt... | 12/13/2005 |
| 6749647 | Fiber dyeing method and dyed fiber products A fiber is dyed with fine powder of peels of citrus fruits, the fine powder being obtained by pulverizing dried peels of the citrus fruits. The dyeing is performed using a bath of a dye extracted from the fine powder of the peels of the citrus fruits, or performed a... | 06/15/2004 |
| 6596036 | Method for the production of a dye preparation based on madder root The present invention relates to a method for the production of a dye preparation from madder root, comprising extraction of madder root in water at a temperature below 70-75° C., preferably below 65° C., while providing oxygen to the reaction mixture o... | 07/22/2003 |
| 6409772 | Use of hydroxystilbenes for dyeing, ready-to-use composition containing them and dyeing process The invention relates to the use of hydroxystilbenes for dyeing, to ready-to-use dye compositions comprising them, to a dyeing process using them and to a multi-compartment device containing the compositions used in the processes of the invention.... | 06/25/2002 |
| 6406503 | Method of preparing black dye from a natural product The present invention relates to a method of preparing dye from natural materials. The dye derived from the method of the present invention may be used in the cosmetic, pharmaceutical and food industries.... | 06/18/2002 |
| 6368361 | Manufacturing process of antibacterial fiber Tea polyphenol obtained by the extraction from tea has an antibacterial effect. In methods for producing an antibacterial fiber by fixing the tea polyphenol to fiber, the object of the present invention is to provide a process for manufacturing an antibac... | 04/09/2002 |
| 6329010 | Process for producing a food colorant, colorant thus obtained and uses thereof The process is based on the stabilization of a natural colorant such as cephalopod ink and is carried out in two phases, a microbiological stabilization and a chemisal stabilization, the first being carried out between 80 and 90° C. and the chemical stab... | 12/11/2001 |
| 6228132 | Process for modifying silk Modified silk processed according to an embodiment of the present invention is an all-natural stretchable silk textile processed without synthetics. The modified silk includes commercially-advantageous physical properties such as stretchability and it is ... | 05/08/2001 |
| 6221417 | Conversion of xanthophylls in plant material for use as a food colorant This invention relates to the in situ process for converting non-free-form xanthophylls to free xanthophylls in the biological material of the plant. The method, more particularly, relates to a method that would liberate xanthophylls by transesterificatio... | 04/24/2001 |
| 6132791 | Natural red sunflower anthocyanin colorant with naturally stabilized color qualities, and the process of making The production and use of a stable ruby red natural colorant prepared from an anthocyanin derived from purple hulled sunflower is described. The production of the ruby red natural colorant comprises the extraction of anthocyanin with an organically acidif... | 10/17/2000 |
| 6024766 | Process for enzymatic desizing of garments and enzyme deactivation There is provided a process of desizing textiles with enzymes together with a subsequent step of deactivating any residual enzymes to prevent degradation of the textiles. There is further provided a step or removal of any residual sizing and/or decolorizi... | 02/15/2000 |
| 5993880 | Non-staining, acid-stable, cold-water-soluble, edible green color and compositions for preparing acidic foods and beverages A new form of green color is prepared by specially treating copper chlorophyllin to make it acid-stable and cold-water-soluble. The new composition has a unique combination of properties makes it especially suitable for use in dry mix compositions for pre... | 11/30/1999 |
| 5861045 | Method of dyeing textiles There is provided a method of dyeing cellulosic and/or wool fibers and fabrics in a dyebath containing a dilute solution of tannic acid and/or tannic acid containing products at a proper pH. An exhaust salt is added to the bath to exhaust the tannic acid ... | 01/19/1999 |
| 5725603 | Process for the direct dying of keratinous fibres using natural dyes and water vapor A process for the direct dyeing of keratinous fibers, which comprises directly dyeing the fibers by contacting the fibers with a composition containing at least one natural dye and with a gas containing water vapor, the temperature of the gas being at lea... | 03/10/1998 |
| 5704950 | Process for manufacturing food grade colors from flowers, typically hibiscus A process for the manufacture of food colors from hibiscus flowers comprising the steps of removing the calyx and the androceum of half bloom flowers; washing the flowers; and storing the flowers in a pre-cleaned stainless vessel; heating the flowers with... | 01/06/1998 |
| 5651795 | Mordant composition containing citric acid for dye processes A mordant for dyeing fibers is provided comprising an aluminum salt, preferably Al2 (SO4)3, potassium or sodium carbonate, preferably the latter, and citric acid, capable of forming an aluminum hydroxide suspension in aque... | 07/29/1997 |
| 5521233 | Biodegradable air drying screen printing ink A biodegradable air drying screen printing ink. The ink includes a base made of water and a colloidal gum, preferably sodium alginate. A naturally-occurring binder is added to the base, preferably natural latex. The ink also includes one or more pigments ... | 05/28/1996 |
| 5516338 | Water-soluble titanium salt-tannin dyes and methods of use thereof An aqueous dye composition is based upon a mixture of a water-soluble titanium salt, preferably titanium potassium oxalate and a tannin substance, preferably Myrobalan extract. This dye composition may be used to dye either natural fibers, synthetic fiber... | 05/14/1996 |
| 5509941 | Mordant composition for natural dye processes A mordant composition for dyeing fibers is provided which comprises a colloidal suspension of aluminum hydroxide in an aqueous medium. The composition is formed by adding an aluminum sulfate salt to sodium or potassium carbonate in aqueous solution at a w... | 04/23/1996 |
| 5494491 | Indigo dye process An improved nonpolluting method of dyeing fibers or fabric, including natural cellulose fibers such as cotton or linen, using indigo dye. The improved process preferably includes pretreating the fibers with a mordant solution, preferably a natural nonpoll... | 02/27/1996 |
| 5403362 | Mordant and method of dyeing fibers An improved mordant solution and process for preparing fibers for dyeing and fixing natural dyes to fibers, particularly but not exclusively cellulose fibers, including cotton and linen, and synthetic fibers, including Rayon.RTM. and Tensel™. The improv... | 04/04/1995 |
| 5378246 | Indigo dye process An improved nonpolluting method of dyeing fibers or fabric, including natural cellulose fibers such as cotton or linen, using indigo dye. The improved process includes pretreating the fibers with a mordant solution, preferably a natural nonpolluting morda... | 01/03/1995 |
| 5246722 | Preparation of concentrates of coloring agents Concentrates of natural coloring agents such as carotene are prepared from organic media, particularly from palm oil, by a process in which the oil, together with a volatile solvent, is subjected to gel permeation chromatography. The concentrated coloring... | 09/21/1993 |
| 5244469 | Process for preparation of black coloring materials and application thereof: chitosan treated with black extract of lithospermum root A novel black coloring material is obtained by treating a chitosan with a dyestuff of the lithospermum root. If a water-insoluble chitosan is used as the chitosan, a finely divided black coloring material is obtained, and if a gelatinous chitosan salt is ... | 09/14/1993 |
| 5221532 | Coulteria tinctoria pod extract hair treatment composition A composition for treating hair including Coulteria tinctoria pod extract activated by high temperatures, which composition is formulated into a thixotropic paste or cream for direct application to hair, subjecting the hair to the composition for a select... | 06/22/1993 |
| 5221289 | Dyed textile products and a method of producing them A dyed textile article treated with tannic acid and dyed with an extract of mycelia or basidiocarps of Ganoderma lucidum. This article is produced by a process comprising contacting a substrate article of cotton, linen, silk or wool first with a pretreati... | 06/22/1993 |
| 5210186 | Method for recovery and separation of chitin, proteins and astaxanthin and esters thereof A method is provided for recovering astaxanthin, astaxanthin carotenoids, astaxanthin esters, chitin and proteins from crustacean tissues containing such. The method comprises an initial extraction of crustacean tissue with boiling lye to form an alkaline... | 05/11/1993 |
