Mordant Dye Patents (Class 8/460)
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Patent number: 8333808Abstract: A hair dyeing agent, a combination of the hair dyeing agent and a softener for dyeing hair and the method of using the combination are disclosed. The hair dyeing agent comprises a dye active, a mordant active, a stabilizer, water, and a carrier and/or an excipient. The dye active is selected from gallic acids, salts and esters thereof and their combinations. The mordant active is a ferrous salt selected from ferrous sulfate, ferrous chloride, ferrous nitrate, ferrous gluconate, ferrous lactate and ferrous fumarate.Type: GrantFiled: June 24, 2010Date of Patent: December 18, 2012Assignee: Natural Medicine Institute Of Zhejiang Yangshengtang Co., Ltd.Inventors: Liu Hu, Hongying Lan, Lian Xue
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Patent number: 8328881Abstract: This invention relates to a permanent dye for coloring keratinous fibers comprising: (a) A solution of iron (II) or iron (III) salt; (b) A solution of an aqueous extract of Terminalia chebula and (c) A solution of at least one color developer selected from the group consisting of a polyphenol and polyphenol derivatives or mixture thereof. A method of coloring keratinous fibers using the permanent dye is also provided.Type: GrantFiled: August 17, 2010Date of Patent: December 11, 2012Assignee: Conopco, Inc.Inventors: Penelope Eileen Knight, Richard Awerkwei Quartey
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Patent number: 8313537Abstract: The present invention relates to a mordant for hair dyeing and a hair dyeing product comprising the mordant. The mordant of the present invention comprises an effective amount of a ferrous salt, antioxidant and water; the hair dyeing product of the present invention comprises three parts: a softening agent, a dyeing agent, and the mordant. The mordant and the hair dyeing product comprising the mordant as provided by the present invention do not contain thioglycolic acid, aromatic compounds such as p-phenylenediamine and hydrogen peroxide, and are safe and free of irritation. The hair dyeing product of the present invention has good chromaticity and fastness as well as good product stability and convenience in usage.Type: GrantFiled: January 27, 2010Date of Patent: November 20, 2012Assignee: Natural Medicine Institute Of Zhejiang Yangshengtang Co. Ltd.Inventors: Lian Xue, Liu Hu, Hongying Lan, Zhiming Huang, Yulan Liu, Yuhua Liao
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Patent number: 7186279Abstract: 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 officinalis, Acacia catechu and Piper betle, the dye derived being safe, non toxic, anti-allergic, anti-dandruff and free from toxic symptoms like itching.Type: GrantFiled: December 30, 2004Date of Patent: March 6, 2007Assignee: Council of Scientific and Industrial ResearchInventors: Pushpangadan Palpu, Mahesh Pal, Bhagwan Shankar Dixit, Ranjan Banerji, Chandana Venkateswara Rao
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Patent number: 6849096Abstract: A hair dye and hair-dyeing methods using the hair dye are provided. The hair dye comprises, as essential ingredients, (i) a formulation primarily composed of a dye component-including indican derived from indigo plants and (ii) a formulation primarily composed of a ?-glucosidase enzyme component. Hair is first mordanted with a dye mordant such as aluminum, iron and the like, and then secondly the prepared hair dye is uniformly applied to the hair either directly or as a mixture of the dye and a proper amount of water. Upon completion of the hair-dyeing, hair is rinsed with water and is finished by drying.Type: GrantFiled: September 23, 2003Date of Patent: February 1, 2005Assignees: Real Chemical Co., Ltd., Yugen Kaisha Kusaki KoboInventors: Kazumi Taguchi, Takao Tokano, Yoshio Yamaoka, Kazumaro Furuse
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Patent number: 5221289Abstract: 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 pretreating bath containing tannic acid or a natural material containing tannic acid, e.g. gall, then with a mordant bath containing an alumina mordant, such as grass or wood ashes, and finally with the mycelia or basidiocarps of Ganoderma lucidum. This dyed textile article has not only a natural color and feeling, with a sufficient depth of color, but also antimicrobial and antiallergic functions.Type: GrantFiled: June 25, 1992Date of Patent: June 22, 1993Assignee: Hiroki MiyamatsuInventors: Hiroki Miyamatsu, Okihiro Kawai, Koji Morita, Michinori Kubo