Boron Patents (Class 8/630)
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Patent number: 7678158Abstract: Compositions for dyeing keratin fibers comprise (a) at least one keratin dyeing compound selected from aromatic systems which comprise at least one boronic acid or boronic ester moiety and which are capable of forming upon oxidation a nucleophile or an electrophile, (b) at least one additional keratin dyeing compound selected from the group consisting of auxiliary developers and auxiliary couplers, and (c) a cosmetically suitable medium. Methods for oxidatively dyeing keratin fibers comprise the steps of applying such compositions in the presence of an oxidizing agent and rinsing the hair. A hair coloring product in kit form comprises a first separately packaged container comprising a composition as described above and a second separately packaged container comprising an oxidizing agent.Type: GrantFiled: February 12, 2009Date of Patent: March 16, 2010Assignee: The Procter & Gamble CompanyInventors: Mu'lll Lim, Guiru Zhang, Margaret Popp, Bryan Patrick Murphy
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Patent number: 7507262Abstract: Compositions for dyeing keratin fibers comprise (a) at least one keratin dyeing compound selected from aromatic systems which comprise at least one boronic acid or boronic ester moiety and which are capable of forming upon oxidation a nucleophile or an electrophile, (b) at least one additional keratin dyeing compound selected from the group consisting of auxiliary developers and auxiliary couplers, and (c) a cosmetically suitable medium. Methods for oxidatively dyeing keratin fibers comprise the steps of applying such compositions in the presence of an oxidizing agent and rinsing the hair. A hair coloring product in kit form comprises a first separately packaged container comprising a composition as described above and a second separately packaged container comprising an oxidizing agent.Type: GrantFiled: March 7, 2007Date of Patent: March 24, 2009Assignee: The Procter & Gamble CompanyInventors: Mu'lll Lim, Guiru Zhang, Margaret Popp, Bryan Patrick Murphy
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Patent number: 7201780Abstract: A method for dyeing textiles with reducible dyes in the presence of borohydride and bisulfite.Type: GrantFiled: June 14, 2006Date of Patent: April 10, 2007Assignee: Rohm and Haas CompanyInventor: Harrie Peter Schoots
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Patent number: 6004357Abstract: In a process for dyeing textile material including polyester fibers, the textile material is treated in an alkaline dye bath containing a dispersion dyestuff at a temperature above 100.degree. C. The pH-value of the dye bath is adjusted by the initial addition of a buffer mixture preferably comprising glycine and soda lye prior to the commencement of the dyeing operation. A perborate salt such as sodium perborate is also added. The pH-value is kept substantially constant from the beginning to the end of the dyeing operation. A sequestering agent including nitrilotriacetic acid and polycarboxylates can be alternatively or additionally added to the dye bath.Type: GrantFiled: December 11, 1998Date of Patent: December 21, 1999Assignee: M. Dohmen GmbHInventor: Mark Dohmen
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Patent number: 5942010Abstract: Dyeing of cellulosic substrates with reactive dyes in the presence of at least 20 g/l of sodium chloride, employing auxiliaries (E) of levelling activity, which are methylene-bridge-containing and sulpho-group-containing aromatic compounds, obtainable by condensation of defined sulphonation products with formaldehyde resp. formaldehyde-yielding compounds and optionally salt formation; (E)-contaning compositions that further contain at least one hydrotrope (H) and/or at least one sequestering agent (Q); and novel condensation products.Type: GrantFiled: February 23, 1998Date of Patent: August 24, 1999Assignee: Clariant Finance (BVI) LimitedInventor: Hans-Peter Baumann
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Patent number: 5725604Abstract: The present invention relates to a process for dyeing or printing organic material, which comprises applying at last one dye selected from those containing a chromophore radical from the monoazo, polyazo, metal complex azo, anthraquinone, phthalocyanine, formazan, azomethine, nitroaryl, dioxazine, phenazine, stilbene, triphenylmethane, xanthene, thioxanthone, naphthoquinone, pyrenequinone or perylenetetracarbamide series which contains an acrylamide, methacrylamide, bromoacrylamide or chloroacrylamide reactive group, at least one colourless cationic compound containing at least one polymerizable double bond, and at least one polymerization initiator and then subjecting it to thermofixation. Further auxiliaries to the organic material may optionally may optionally be included.Type: GrantFiled: March 14, 1996Date of Patent: March 10, 1998Assignee: Ciba Specialty Chemicals CorporationInventors: Katharina Fritzsche, Alex Kanzig
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Patent number: 5632782Abstract: Improved processes for the exhaust dyeing of cellulosic fibers with sulphur dyes in the presence of non-sulphide reducing agents wherein the dyeing of the textile substrate is performed in a closed vessel in an atmosphere of reduced oxygen level and then oxidizing.Type: GrantFiled: August 23, 1995Date of Patent: May 27, 1997Assignee: Clariant Finance (BVI) Ltd.Inventor: Mark S. Carlough
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Patent number: 5554199Abstract: Dyeing of cellulosic substrates with reactive dyes in the presence of at least 20 g/l of sodium chloride, employing auxiliaries (E) of levelling activity, which are methylene-bridge-containing and sulpho-group-containing aromatic compounds, obtainable by condensation of defined sulphonation products with formaldehyde resp. formaldehyde-yielding compounds and optionally salt formation; (E)-contaning compositions that further contain at least one hydrotrope (H) and/or at least one sequestering agent (Q); and novel condensation products.Type: GrantFiled: November 17, 1994Date of Patent: September 10, 1996Assignee: Sandoz Ltd.Inventor: Hans-Peter Baumann
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Patent number: 5378242Abstract: A liquid alkali for use in soaping off of cotton and cotton blended fabrics. The liquid alkali is a water-based solution of an alkali metal hydroxide and an alkali metal silicate. Preferably the composition is an aqueous mixture of potassium hydroxide and sodium silicate. In the most preferred embodiment the composition includes 35 wt % potassium hydroxide at a 45 wt % concentration, 25 wt % sodium silicate at 50.degree. Baume, and the balance water. In an alternative embodiment, up to 5 wt % of a borate is added.Type: GrantFiled: December 22, 1992Date of Patent: January 3, 1995Assignee: Apollo Chemical CompanyInventors: Nick J. Christie, Samuel G. Jones
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Patent number: 5372611Abstract: A liquid alkali composition for use in fiber reactive dyeing of cotton and cotton blended fabrics or the like. The liquid alkali is a water-based solution of an alkali metal hydroxide and an alkali metal silicate. Preferably the composition is an aqueous mixture of potassium hydroxide and sodium silicate. In the most preferred embodiment the composition includes 35 wt % potassium hydroxide at a 45 wt % concentration, 25 wt % sodium silicate at 50.degree. Baume, 5 wt % of a borate, and the balance water. The resulting solution has a high enough pH to achieve reaction between the dye and fiber but is sufficiently buffered to achieve this reaction slowly so that the fiber reactive dyes fix in a level, uniform fashion.Type: GrantFiled: September 30, 1992Date of Patent: December 13, 1994Assignee: Apollo Chemical CorporationInventors: Nick J. Christie, Samuel G. Jones
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Patent number: 5240465Abstract: A process for applying a reactive dye to a cellulosic substrate comprising:(a) adding one or more dyeing assistants selected from the condensation product of sulphonated diphenyl ethers, condensation product of sulphonated ditolyl ethers, condensation products of polydiphenylsulphones with formaldehyde and condensation products of polyditolyl sulphones with formaldehyde (and salts thereof) into an aqueous liquor, optionally together with a salt (hereinafter defined as Process Step a);(b) introducing the substrate into the dyebath and adding one or more reactive dyes, (hereinafter defined as Process Step b) ; and(c) fixing the dyestuff onto the substrate (hereinafter defined as Process Step c).Type: GrantFiled: December 3, 1992Date of Patent: August 31, 1993Assignee: Sandoz Ltd.Inventor: Francis Palacin
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Patent number: 5145485Abstract: By adding boric acid or salts of boric acid before or during the pressure permeation of anionic dyestuff solutions, the filtration flux is substantially increased, resulting in a low-cost process, due to the shorter plant time required.Type: GrantFiled: March 6, 1991Date of Patent: September 8, 1992Assignee: Bayer AktiengesellschaftInventors: Martin Michna, Werner Zillger, Dietrich Tegtmeyer
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Patent number: 5118324Abstract: Disclosed is a method of printing a cellulose fiber material with a reactive dye or direct dye, which comprises printing the cellulose fiber material with a printing paste containing an emulsion formed by emulsifying a mixture comprising a hydrophobic substance liquid at room temperature, represented by the following general formula I: ##STR1## wherein R.sub.1 and R.sub.2 independently represent a hydrogen atom or an acyl group derived from a saturated or unsaturated monoaliphatic carboxylic acid having 2 to 22 carbon atoms, R.sub.3 and R.sub.4 independently represent a methyl group, an ethyl group or a phenyl group, and l and m represent zero or a positive integer, with the proviso that the sum of l and m is an integer of from 1 to 300 and when each of R.sub.1 and R.sub.2 is a hydrogen atom, the sum of l and m is an integer of from 6 to 300, and a hydrophobic substance solid at room temperature, represented by the following general formula II:A(OR.sub.5).sub.Type: GrantFiled: November 19, 1990Date of Patent: June 2, 1992Assignee: Nicca Chemical Co., Ltd.Inventor: Juji Uchida
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Patent number: 4806126Abstract: Process for alkali-free dyeing and printing with reactive dyes. Beforehand, the textile material is treated with a wetting agent and a reaction product of polyethyleneimine and a bifunctional alkylating agent. This is followed by dyeing with reactive dyes in a conventional manner but without the addition of alkali to fix the dyes.Type: GrantFiled: March 23, 1988Date of Patent: February 21, 1989Assignee: Hoechst AktiengesellschaftInventors: Klaus Sternberger, Karl-Heinz Keil, Dieter Gevert, Oscar Navarrete
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Patent number: 4749380Abstract: An aqueous liquid composition comprising at least one dye represented by the following formula in a free acid form,D--(SO.sub.2 CH.sub.2 CH.sub.2 OSO.sub.3 H).sub.nwherein D is an organic dye residue having 1 to 3 sulfo groups, and n is 1 or 2, in an amount of 5 to 50% by weight, a buffer in an amount of not less than 0.1% by weight but less than 1% by weight, and a substance inert to the above dye in an amount of 0 to 10% by weight, the balance being water, and a pH value of the aqueous liquid composition ranging from 2.5 to 5.5, whcih can be stored for a long period of time even at low and high temperatures without physical and chemical changes.Type: GrantFiled: July 1, 1986Date of Patent: June 7, 1988Assignee: Sumitomo Chemical Company, LimitedInventors: Noriaki Yamauchi, Kunihiko Imada
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Patent number: 4681596Abstract: The invention relates to a process for dyeing natural or synthetic polyamide fibre material levelly from an aqueous liquor, with 1:1 metal complex dyes and at least one metal free dye, all of which contain sulfo groups, in the presence of an alkali metal salt or an ammonium salt and optionally in the presence of an assistant, which comprises carrying out dyeing in the presence of an alkali metal fluoride or ammonium fluoride, or an alkali metal fluorosilicate or ammonium fluorosilicate, or of an alkali metal fluoroborate or ammonium fluoroborate, at a pH in the range from 3 to 7.The process of this invention is suitable for dyeing natural or synthetic polyamide material in level shades of good fastness properties.Type: GrantFiled: May 9, 1986Date of Patent: July 21, 1987Assignee: Ciba-Geigy CorporationInventors: Gerhard Back, Walter Mosimann
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Patent number: 4623358Abstract: The invention relates to a process for dyeing natural or synthetic polyamide fibre material levelly from an aqueous liquor, with 1:1 metal complex dyes which contain sulfo groups, in the presence of an alkali metal salt or an ammonium salt and optionally in the presence of an assistant, which comprises carrying out dyeing in the presence of an alkali metal fluoride or ammonium fluoride, of an alkali metal fluorosilicate or ammonium fluorosilicate, or of an alkali metal fluoroborate or ammonium fluoroborate, at a pH in the range from 3 to 7.The process of this invention is suitable for dyeing natural or synthetic polyamide material in level shades of good fastness properties.Type: GrantFiled: May 23, 1985Date of Patent: November 18, 1986Assignee: Ciba-Geigy CorporationInventors: Gerhard Back, Walter Mosimann
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Patent number: 4439204Abstract: The novel dye salts of the formula ##STR1## wherein Z, B, X, m and n are as defined in claim 1, are suitable for dyeing polyacrylonitrile in the spinning dope. The fibres dyed according to the invention have good fastness to rubbing, steaming, washing and light.Type: GrantFiled: August 30, 1982Date of Patent: March 27, 1984Assignee: Ciba-Geigy CorporationInventors: Willy Stingelin, Peter Loew
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Patent number: 4314819Abstract: A process for dyeing or printing with reactive dyestuffs a substrate consisting of or comprising cellulosic fibres, comprises using for the fixation of the reactive dyestuffs an aqueous solution of an alkaline system at a pH of from 9 to 13 comprising (a) an alkali metal silicate, and (b) an alkali metal borate, and optionally (c) an alkali metal bicarbonate and/or (d) an alkali metal carbonate.Type: GrantFiled: September 28, 1978Date of Patent: February 9, 1982Assignee: Sandoz Ltd.Inventor: Christian Oschatz
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Patent number: 4306875Abstract: This invention relates to novel dye salts of basic dyes or basic optical brighteners and anionic esters of boric acid. The invention also includes the preparation of the aforementioned novel dye salts.Type: GrantFiled: August 5, 1980Date of Patent: December 22, 1981Assignee: Aziende Colori Nazionali Affini ACNA S.p.A.Inventors: Francesco De Feo, Adelio Basilico