Triazine Patents (Class 8/190)
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Patent number: 9416494Abstract: The present invention provides a modified cellulosic fiber having reduced hydrogen bonding capabilities. The modified fiber formed in accordance with the present invention may be useful in the production of tissue products having improved bulk and softness. More importantly, the modified fiber is adaptable to current tissue making processes and may be incorporated into a tissue product to improve bulk and softness without an unsatisfactory reduction in tensile.Type: GrantFiled: December 20, 2013Date of Patent: August 16, 2016Assignee: Kimberly-Clark Worldwide, Inc.Inventors: Stephen Michael Lindsay, Michael Andrew Zawadzki, Jian Qin
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Patent number: 8980054Abstract: The present invention provides a modified cellulosic fiber having reduced hydrogen bonding capabilities. The modified fiber formed in accordance with the present invention may be useful in the production of tissue products having improved bulk and softness. More importantly, the modified fiber is adaptable to current tissue making processes and may be incorporated into a tissue product to improve bulk and softness without an unsatisfactory reduction in tensile.Type: GrantFiled: December 26, 2012Date of Patent: March 17, 2015Assignee: Kimberly-Clark Worldwide, Inc.Inventors: SeungRim Yang, JeongKyung Kim, Jian Qin
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Publication number: 20110252580Abstract: Embodiments herein provide a nanoparticle, such as a metal nanoparticle, coupled to a linker molecule to form a nanoparticle-linker construct. In an embodiment, a nanoparticle-linker construct may be further bound to a substrate to take advantage of one or more properties of the nanoparticle. In an embodiment, a functionalized nanoparticle (a nanoparticle having a reactive functionality) may be bound to a linker to form a functionalized nanoparticle-linker construct which may in-turn be bound to a substrate.Type: ApplicationFiled: November 16, 2009Publication date: October 20, 2011Applicant: Dune Sciences, Inc.Inventors: John M. Miller, James E. Hutchison, Scott F. Sweeney
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Patent number: 7947087Abstract: Detergent compositions comprising a color transfer inhibitor and optionally surfactant(s), the color transfer inhibitor comprising one or more compounds selected from the group consisting of triazine derivatives corresponding to general formulae I and II: T(NH—Ar(CO2M)a)bHalc??(I) X—NH—CH2CH2—(NY—CH2CH2—)nNH—X??(II) wherein T represents a 1,3,5-triazinyl group; Ar represents a phenyl group; each M independently represents a substituent selected from the group consisting of H, Na, Li, and K; each Hal independently represents a halogen selected from the group consisting of Cl, Br, and I; each a independently represents 1, 2 or 3; b and c each represent 1 or 2 wherein b+c=3; each X represents a T(NH—Ar(CO2M)a)bHalc?1 group; each Y independently represents H or X; and n represents a number of 0 to 50, and uses therefor in washing and treating dyed and/or undyed textiles.Type: GrantFiled: February 8, 2007Date of Patent: May 24, 2011Assignee: Henkel AG & Co. KGaAInventors: Josef Penninger, Birgit Glüsen
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Patent number: 7585333Abstract: The present invention relates to a fluorescent whitening agent comprising a mixture of two symmetrically and one asymmetrically substituted triazinylaminostilbene disulphonic acids, certain novel derivatives, a process for their preparations and use of the mixture for whitening synthetic or natural organic materials, especially paper and for the fluorescent whitening and improvement of sun protection factors of textile materials.Type: GrantFiled: January 10, 2005Date of Patent: September 8, 2009Assignee: Ciba Specialty Chemicals CorporationInventors: Fabienne Cuesta, Ted Deisenroth, Peter Rohringer
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Patent number: 7476699Abstract: The present invention provides compounds having the formula: in which R is hydrogen, hydroxy, halogen, C1-C20-alkyl, C4-C12cycloalkyl, C2-C20alkenyl, C2-C20alkynyl, C1-C20-alkoxy, C4-C12cycloalkoxy, C2-C20alkenoxy, C2-C20alkynoxy or C7-C13aralkyl; R1 and R2, independently, are hydrogen, C1-C20alkyl, C4-C12cycloalkyl, C7-C13 aralkyl, —C(?O)—R4 (in which R4 is C1-C20alkyl, C2-C20alkyl interrupted by 1 to 6 oxygen atoms, hetero-substituted C1-C20alkyl, C4-C12cycloalkyl, C2-C20alkenyl, C2-C20alkynyl, C1-C20-alkoxy, C4-C12cycloalkoxy, C2-C20alkenoxy, C2-C20alkynoxy, C6-C12 aryl, C6-C12 aryloxy or C7-C13 aralkyl), or —C(?O)—NH—R1 in which R1 has its previous significance; and R3 is hydrogen, halogen, hydroxy, C1-C20alkyl, C4-C12cycloalkyl, C2-C20alkenyl, C2-C20alkynyl, C1-C20-alkoxy, C4-C12cycloalkoxy, C2-C20alkenoxy, C2-C20alkynoxy, phenyl, C7-C13 aralkyl or —N(R1)(R2) in which R1 and R2 have their previous significance, or R1 and R2 together form a C4-C12 membered ring.Type: GrantFiled: August 10, 2007Date of Patent: January 13, 2009Assignee: Ciba Specialty Chemicals Corp.Inventors: Dieter Reinehr, Georges Metzger, Peter Michaelis, Helmut Luther
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Patent number: 7425222Abstract: A process for improving the sun protection factor (SPF) of cellulosic fibre materials and blends thereof, which comprises contacting said materials with at least one compound of the formula (1) in which M is hydrogen, an alkali metal atom, ammonium or a cation formed from an amine; R1 and R1? independently of each other are hydrogen, hydroxy, optionally substituted alkyl, 4-morpholinyl, —NH—R3, —N(R3)2 or —O—R3, wherein R3is optionally substituted alkyl or optionally substituted aryl, R2 is a group of formula (2) wherein X is —O— or —NH— and R4 is C1-C4-alkyl which carries at least one hydrophilic substituent and R2? has the meaning of R1 or R2.Type: GrantFiled: February 11, 2002Date of Patent: September 16, 2008Assignee: Ciba Specialty Chemicals Corp.Inventors: Georges Metzger, Jean-Jacques Donzé, Hans Kramer, Serge Hauger, Volker Papendick, Michael Milde, Ted Deisenroth, Rainer Hans Traber, Ullrich Menge, Hauke Rohwer
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Patent number: 7270771Abstract: The present invention relates to a fluorescent whitening agent comprising a mixture of two symmetrically and one asymmetrically substituted triazinylaminostilbene disulphonic acids, novel asymmetrically substituted derivatives, a process for their preparations and use of the mixture for whitening synthetic or natural organic materials, especially paper and for the fluorescent whitening and improvement of sun protection factors of textile materials.Type: GrantFiled: June 24, 2003Date of Patent: September 18, 2007Assignee: Ciba Specialty Chemicals CorporationInventors: Fabienne Cuesta, Georges Metzger, Roland Naef, Peter Rohringer, Rainer Hans Traber
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Patent number: 7019134Abstract: Water soluble, amphoteric optical brighteners (W) comprising at least one brightener-characteristic radical X which contain at least one anionic substituent and covalently linked over at least one tertiary amino group Z to at least one non-chromophoric, essentially aliphatic, polyquaternary ammonium-hydrocarbon radical Y containing more than one quaternary ammonium group and in which each hydrocarbon radical is optionally interrupted by and/or substituted with one or more further heteroatoms, have surprising brightening properties, especially in papermaking, and in the form of their aqueous solutions are of notable stability.Type: GrantFiled: December 19, 2000Date of Patent: March 28, 2006Assignee: Clariant Finance (BVI) LimitedInventors: John Martin Farrar, Andrew Clive Jackson
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Patent number: 6875243Abstract: Catalysts and processes for preparing polyisocyanates containing isocyanurate groups, and their use, wherein the catalysts are represented by the following formula (1): [Hl?Xm?Fn?]p·[R(4?q)Si(NR1R2)q]r??(I), wherein n=m+l with 1?m/n>0, and l?0, p>0 and r>0, and the ratio p/r is any value, q=1 or 2, and R, R1, R2 and X are as defined.Type: GrantFiled: November 27, 2002Date of Patent: April 5, 2005Assignee: Degussa AGInventors: Michael Ewald, Manuela Windmueller, Waltraud Poersch, Stephan Kohlstruk
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Patent number: 6770287Abstract: The present invention provides, inter alia, durable and renewable biocidal wooden materials for safe food contact items, such as cutting boards and containers, to be used in home kitchens and the food processing industries. The biocidal food contact surfaces of the present invention reduce and eliminate cross-contamination of diseases and make the surfaces or wood cutting boards safer to use. The biocidal materials inactivate any microorganisms that are deposited and prevent the materials from building up biofilms.Type: GrantFiled: June 19, 2000Date of Patent: August 3, 2004Assignee: The Regents of the University of CaliforniaInventors: Gang Sun, Xiangjing Xu, Dean Cliver
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Patent number: 6679922Abstract: The present invention provides methods for preparing an article capable of detoxifying a pesticide, such as textiles, comprising: (a) immersing the article in an aqueous treating solution which comprises a catalyst, a wetting agent and a heterocyclic amine; and (b) treating the article with a halogenated aqueous solution, thereby rendering the article capable of detoxifying a pesticide.Type: GrantFiled: August 23, 2000Date of Patent: January 20, 2004Assignee: The Regents of the University of CaliforniaInventors: Gang Sun, Louise L. Ko, Takayuki Shibamoto
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Patent number: 6596864Abstract: This invention relates to compounds of the formula (I) where Z is SO3M, COOR1, CONR1, SO2NHR1, NHCOR1, COR2, or CN, where R1 is M or C1-C3-alkyl and R2 is C1-C3-alkyl or phenyl, X is O or NR3, where R3 is hydrogen or C1-C4-alkyl, Y is hydrogen or C1-C4-alkyl, M is hydrogen, an alkali metal cation, or an optionally substituted ammonium ion, n is from 4 to 35, and m is 0, 1 or 2.Type: GrantFiled: October 30, 2001Date of Patent: July 22, 2003Assignee: Bayer AktiengesellschaftInventors: Uwe Vogt, Rolf Brockmann, Thomas Roick, Karl-Rudolf Gassen, Ulrich Feldhues
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Patent number: 6482241Abstract: The present invention provides, as a first aspect, an asymmetric compound having the formula: in which M is hydrogen, an alkali metal atom, ammonium or a cation formed from an amine; Xa and Xb are the same or different and each is NH2; NH(C1-C4alkyl); NH(C2-C4alkoxyalkyl); N(C1-C4alkyl)2; N(CH2CH2OH)2; a group NH—Z—NR1R2 in which Z is C2-C14alkylene or optionally substituted arylene, and R1 and R2 are the same or different and each is C1-C12alkyl or R1 and R2, together with the nitrogen atom to which they are each attached, form a morpholino, piperidino or piperazino ring; an aminoacid residue; C1-C4alkoxy; hydroxy-substituted-C2-C4alkoxy; and Ya and Yb are the same or different and each is a substituted amino group having both UVA and UVB-absorbing properties having the formula: in which R3 is CN; SO2R5 in which R5 is, C1-C12alkyl, C1-C12alkoxy, NH2, NH(C1-C4alkyl), N(C1-C4alkyl)2, N(CH2CH2OH)2, C1-C4alkoxy or hydroxy-substituted-C2-C4alkoxy;Type: GrantFiled: September 8, 2000Date of Patent: November 19, 2002Assignee: Ciba Specialty Chemicals CorporationInventors: Georges Metzger, Dieter Reinehr, Claude Eckhardt, Fabienne Cuesta
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Patent number: 6241783Abstract: Improved methods for durable and regenerable antimicrobial finishing of fabrics are disclosed. In certain embodiments, the methods reduce the amount of free-formaldehyde released during processing by using a formaldehyde scavenger such as a polyol. The improved process imparts regenerable antimicrobial functions to cellulose articles including textiles, papers, wood pulp, and any cellulose-containing materials. The treated product acquire antimicrobial properties after being treated with a halogenated solution.Type: GrantFiled: October 8, 1999Date of Patent: June 5, 2001Assignee: The Regents of the University of CaliforniaInventor: Gang Sun
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Patent number: 6241933Abstract: The invention relates to a process for the treatment of cellulosic moulded bodies which are formed from a solution of cellulose in an aqueous tertiary amine oxide, particularly fibers, whereby the moulded bodies are brought into contact with an aqueous solution of a textile auxiliary agent which bears two reactive groups in the alkaline milieu. The invention is characterised in that as the textile auxiliary agent, a compound of formula whereby X is halogen, R═H or an ionic residue and n=0 or 1, respectively a salt of this compound is used. The invention also relates to the use of compounds of this formula to reduce the tendency to fibrillate and to increase the UV absorption of solvent-spun fibers.Type: GrantFiled: June 15, 1999Date of Patent: June 5, 2001Assignee: Lenzing AktiengesellschaftInventors: Berndt Köll, Peter Bartsch, Eduard Mülleder
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Publication number: 20010000085Abstract: Improved methods for durable and regenerable antimicrobial finishing of fabrics are disclosed. In certain embodiments, the methods reduce the amount of free-formaldehyde released during processing by using a formaldehyde scavenger such as a polyol. The improved process imparts regenerable antimicrobial functions to cellulose articles including textiles, papers, wood pulp, and any cellulose-containing materials. The treated product acquire antimicrobial properties after being treated with a halogenated solution.Type: ApplicationFiled: November 30, 2000Publication date: April 5, 2001Inventor: Gang Sun
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Patent number: 6110978Abstract: A method of forming a solution of a solid includes the steps of: (1) forming a dispersion which comprises (a) a liquid, (b) the solid dispersed in powder form and (c) a polymeric binder dissolved in the liquid, and (2) mixing the dispersion with the solvent under conditions such that the powder dissolves in the solvent. If a solution prepared by this method is allowed to dry out, the polymeric binder binds the powder and thus suppresses dust formation. The method has particular application to solids which are reactive textile auxiliaries. A dispersion of a solid in powder form in an aqueous liquid contains a major proportion of a low viscosity, water-soluble cellulose ether and a minor proportion of a natural polysaccharide gum.Type: GrantFiled: June 10, 1998Date of Patent: August 29, 2000Assignee: Acordis Acetate Chemicals LimitedInventors: Ian Graveson, Kevin Philip, George Russell Ross, David Stephen Towlson
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Patent number: 6036731Abstract: The process for crosslinking cellulosic fiber materials, especially cellulosic fiber materials which are 20 to 100% by weight natural or regenerated cellulose fibers, comprises applying to the cellulosic fiber materials in which the cellulosic fibers comprise natural or regenerated cellulose at least one product of the general formula (1) ##STR1## where A is a colorless aliphatic, aromatic or heteroaromatic radical, R is a fiber-reactive radical and n is 1, 2, 3 or 4, with the proviso that the radical [R].sub.n includes at least two fiber-reactive groups, and is useful for achieving permanent finish effects, for example in the area of easy care, dimensional stability and shrink resistance.Type: GrantFiled: May 19, 1998Date of Patent: March 14, 2000Assignee: Ciba Specialty Chemicals CorporationInventors: Peter Scheibli, Peter Aeschlimann
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Patent number: 6033443Abstract: This invention relates to a process for treating Lyocell cellulose fibers, which comprises treating the Lyocell cellulose fiber with at least one compound of formula ##STR1## wherein X is --NR-- or --S--, A is an aliphatic radical containing 1 to 18 carbon atoms which is free of sulfo groups, or --X--A is hydroxy, and R is hydrogen or, independently of A, has the meaning of A.Type: GrantFiled: September 15, 1998Date of Patent: March 7, 2000Assignee: Ciba Specialty Chemicals CorporationInventor: Peter Aeschlimann
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Patent number: 6022378Abstract: A process for the treatment of cellulose fibers of the Lyocell type, wherein said fibers are contacted with a textile auxiliary agent, characterized in that as said textile auxiliary agent a compound of the general formula ##STR1## or its alkaline metal salt is employed, wherein X is halogen, alkoxy having 1-4 carbon atoms, amino, alkylamino having 1-4 carbon atoms, hydroxysulphonyl or 1-nicotinyl; Y having the general formula ##STR2## wherein n is the number 1 or 2; R.sup.1 is hydrogen, alkyl having 1-4 carbon atoms or phenyl; R.sup.2 and R.sup.3 are hydrogen, hydroxysulphonyl, hydroxyl, halogen, alkyl having 1-4 carbon atoms or carboxyl; A is vinyl or --C.sub.2 H.sub.4 B, wherein B is a group capable of being cleaved under alkaline conditions; and Z is Y or X.Type: GrantFiled: December 15, 1998Date of Patent: February 8, 2000Assignee: Lenzing AktiengesellschaftInventor: Markus Eibl
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Patent number: 5998562Abstract: The present invention relates to triazine-containing organosilicon compounds having units of the formulaA.sub.a R.sub.b X.sub.c SiO.sub.(4-a-b-c)/2 (I),whereR is identical or different and denotes a hydrogen atom or a monovalent substituted or unsubstituted hydrocarbon radical, having 1 to 26 carbon atoms, preferably 1 to 18 per radical,X is identical or different and is a halogen atom, a chlorine atom or a radical of the formula --OR.sup.1, where R.sup.1 denotes an alkyl radical, having 1 to 18 carbon atoms, preferably 1 to 8 per radical and which may be substituted by an ether oxygen atom,a is 0 or 1, preferably 0.01-0.5b is 0, 1, 2 or 3, preferably 0.5-3.0c is 0, 1, 2 or 3, preferably 0.0-2.0 and the sum a+b+c.ltoreq.4, preferably 0.1-3.5, andA is a radical of the formula ##STR1## where R.sup.Type: GrantFiled: July 7, 1997Date of Patent: December 7, 1999Assignee: Wacker-Chemie GmbHInventors: Guenter Mahr, Jochen Dauth, Bernward Deubzer, Monika Ott, Petra Gratzl, Hans Lautenschlager
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Patent number: 5984976Abstract: A process for the photochemical stabilization of dyeings and prints on polyester fibre material, which comprises treating the polyester fibre material with a compound of formula ##STR1## wherein R.sub.1, R.sub.2, R.sub.3, R.sub.4, n and m are as defined herein.The treated dyed or printed polyester fibre material is distinguished by good fastness to light and heat and has a high sun protection factor.Type: GrantFiled: March 11, 1998Date of Patent: November 16, 1999Assignee: Ciba Specialty Chemicals CorporationInventor: Francesco Fuso
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Patent number: 5951715Abstract: A method for imparting permanent press properties to a textile containing cellulose fibers. The method involves applying an aqueous solution of a polysaccharide aldehyde and/or acetal at a pH of 1 to 8 to a textile, and heating the textile at a sufficient temperature for a sufficient time to react the polysaccharide aldehyde and/or acetal with the textile wherein water is removed from the textile, to impart permanent press properties to the textile. The method of the present invention provides permanent press properties to textiles treated therewith and increases the resistance of such textiles to future laundering abrasion. Such treated textiles display a significant reduction in wrinkles compared with nontreated textiles. Moreover, the treated textiles have a tactile sensation of feeling soft and retain their smoothness after laundering.Type: GrantFiled: September 24, 1998Date of Patent: September 14, 1999Assignee: National Starch and Chemical Investment Holding CorporationInventors: Klein A. Rodrigues, A. Levent Cimecioglu, Michael C. Hazelwood
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Patent number: 5882357Abstract: The present invention provides, inter alia, durable and regenerable microbiocidal textiles and methods for preparing same. Such textiles can be readily prepared using a wet finishing process to covalently attach a hetercyclic N-halamine to a cellulose based material or other polymeric material. Once prepared, the textiles of the present invention have a broad spectrum of biocidal activity against pathogenic microorganisms. Moreover, the biocidal activity of such textiles can be regenerated by washing with a halogenated solution.Type: GrantFiled: September 13, 1996Date of Patent: March 16, 1999Assignee: The Regents of The University of CaliforniaInventors: Gang Sun, Xiangjing Xu
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Patent number: 5882356Abstract: The fibrillation tendency of solvent-spun cellulose fiber is reduced by treating the previously dried fiber with a chemical reagent containing at least two functional groups which are reactive with cellulose and which are electrophilic carbon--carbon double bonds, particularly vinyl sulfone groups, or precursors thereof or electrophilic three-membered heterocyclic rings or precursors thereof. The chemical reagent is preferably colorless and is preferably applied to the fiber from aqueous solution. The fiber may be contained in a woven or knotted fabric.Type: GrantFiled: July 7, 1997Date of Patent: March 16, 1999Assignee: Courtaulds Fibres (Holdings) LimitedInventor: Christopher David Potter
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Patent number: 5837184Abstract: Process for the production of cellulose fibres having a reduced tendency to fibrillation, in which a solution of cellulose in a tertiary amine-oxide is spun into fibres and the freshly spun fibres are contacted with a textile agent comprising at least two reactive groups, and are heat-treated, characterized in that the heat treatment is carried out by means of irradiation with electromagnetic waves.Type: GrantFiled: June 2, 1997Date of Patent: November 17, 1998Assignee: Lenzing AktiengesellschaftInventors: Heinrich Firgo, Markus Eibl, Johann Schickermuller
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Patent number: 5779737Abstract: The present invention relates to a method for reducing the fibrillation tendency of lyocell fibre. Never-dried fibre is treated by an inorganic alkali solution and a chemical reagent having an average of greater than 2.1 acrylamido groups, and then heated. This method produces cellulose materials with a smooth white appearance resistant to creasing in the wet state.Type: GrantFiled: September 9, 1996Date of Patent: July 14, 1998Assignee: Courtaulds Fibres Holdings LimitedInventors: Christopher David Potter, Peter Dobson
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Patent number: 5755828Abstract: Crosslinked cellulose fibers having free pendant carboxylic acid groups are disclosed. The fibers include a polycarboxylic acid covalently coupled to the fibers, and are crosslinked with a crosslinking agent having a cure temperature lower than the cure temperature of the polycarboxylic acid. Methods for producing the fibers and for producing a fibrous sheet incorporating the fibers are also disclosed.Type: GrantFiled: December 18, 1996Date of Patent: May 26, 1998Assignee: Weyerhaeuser CompanyInventor: John A. Westland
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Patent number: 5700295Abstract: The invention relates to compounds of formula ##STR1## wherein the variables have the meanings given in the claims. The compounds are suitable for use as UV absorbers for the photochemical stabilisation of undyed, dyed or printed textile fiber materials and for enhancing the sun protection factor thereof.Type: GrantFiled: October 11, 1995Date of Patent: December 23, 1997Assignee: Ciba Specialty Chemicals CorporationInventors: Francesco Fuso, Gerhard Reinert
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Patent number: 5700394Abstract: A method for the treatment of a textile fiber to reduce the amount of UV light passing through a fabric produced from said treated fiber comprising treating a textile fiber with 0.1 to 6.0% by weight on the fiber, of a UV absorber of the formula (1) ##STR1## wherein A is the radical of a UV absorber, B is the radical of a UV absorber or is a water-solubilizing group and X is F or Cl, and textile fabrics and articles of clothing produced from said fabrics. Fabrics prepared from the treated fibers are useful in making clothing which provides protection against UV radiation for skin which is covered by the clothing, especially lightweight summer clothing.Type: GrantFiled: January 13, 1995Date of Patent: December 23, 1997Assignee: Ciba Specialty Chemicals CorporationInventors: Jayanti V. Isharani, Willaim M. Hung, Kai C. Su
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Patent number: 5662858Abstract: Process for the production of cellulose fibres having a reduced tendency to fibrillation, in which a solution of cellulose in a tertiary amine-oxide is spun into fibres and the freshly spun fibres are contacted with a textile agent comprising at least two reactive groups, and are heat-treated, characterized in that the heat treatment is carried out by means of irradiation with electromagnetic waves.Type: GrantFiled: June 28, 1995Date of Patent: September 2, 1997Assignee: Lenzing AktiengesellschaftInventors: Heinrich Firgo, Markus Eibl, Johann Schickermuller
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Patent number: 5637348Abstract: The present invention provides a method of increasing the sun protection factor (SPF) rating of a fiber or fabric, comprising the steps of providing a UVR absorber, applying the UVR absorber to a fabric, whereby the UVR absorber is attached to the fiber and an application of less than 3% UVR absorber on weight of fiber produces an SPF rating of greater than 20 for the UVR absorber and fabric combination.Type: GrantFiled: June 15, 1995Date of Patent: June 10, 1997Assignee: Clariant Finance (BVI) LimitedInventors: Bernard L. Thompson, Michael T. Pailthorpe
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Patent number: 5571444Abstract: A textile treatment composition which comprises; a textile binding agent which forms a chemical bond with the outer layer of the textile according to the formula (Ia): ##STR1## and, a barrier agent which forms a chemical bond with the textile binding agent and which increases the surface tension of the textile. Methods for treating textiles with the treatment composition, and kits comprising the components are also provided.Type: GrantFiled: January 11, 1996Date of Patent: November 5, 1996Assignee: Invicta Group Industries Pty Ltd.Inventors: Arthur D. Fisher, Dieter Reinehr, Jorg Binz, Sven Strunk
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Patent number: 5310424Abstract: A process is disclosed for providing a solvent-spun cellulose fiber with a reduced fibrillation tendency. The fiber is treated with a chemical reagent, preferably substantially colorless, having 2 to 6 functional groups reactive with cellulose, suitably dissolved in an aqueous solution.Type: GrantFiled: April 6, 1992Date of Patent: May 10, 1994Assignee: Courtaulds PLCInventor: James M. Taylor
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Patent number: 5242463Abstract: Anionically dyeable smooth-dry crosslinked cellulose is produced by modifying cellulose-containing material with the combination of a hydroxyalkylamine or a hydroxyalkyl quaternary ammonium salt, a methylolamide crosslinking agent and one or more reactively inert glycol ether swelling agents. The reaction is typically catalyzed with salts such as zinc nitrate or magnesium chloride used either alone or in conjunction with citric acid. Types of usable anionic dyes include acid, direct, and reactive dyes. The cellulose-containing material may be in the form of fibers, threads, linters, roving, fabrics, yarns, slivers and paper.Type: GrantFiled: March 6, 1991Date of Patent: September 7, 1993Assignee: The United States of America as represented by the Secretary of AgricultureInventors: Eugene J. Blanchard, Robert M. Reinhardt
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Patent number: 5143791Abstract: Method of treating cellulose fibers wherein the fibers are treated with a composition containing a reagent A-B-X based on cyanuric chloride (A) in which one of the three chlorines has been reacted with an amine or hydroxyl compound (B-X). The reagent reacts under alkaline conditions with cellulose hydroxyl groups. A resin, e.g., polyester or vinyl resin, is then reacted with the thus modified cellulose fibers through the B-X substituent.Type: GrantFiled: January 29, 1992Date of Patent: September 1, 1992Assignee: Polyrand AB and Polycell KompositerInventors: Per Flodin, Pawel Zadorecki
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Patent number: 4877413Abstract: The invention relates to a process for the end-to-end dyeing of cellulosic materials, or blends that contain cellulose, with direct and/or reactive dyes by the pad dyeing process, which comprises using an aqueous liquor that contains at least one water-soluble direct or reactive dye and at least one water-soluble anionic, colorless organic compound having an affinity factor A, at a concentration of 0.2 to 0.3 g/l, for mercerized cotton of 1.1 to 4, said factor A being the quotient of the concentration of the water-soluble, colorless organic compound in a liquor without addition of dye, before impregnation, divided by the concentration of the water-soluble, colorless organic compound in the residual liquor without dye after impregnation. The process of this invention is suitable for dyeing textile cellulosic materials or blends containing cellulose to give end-to-end dyeings of good fastness properties.Type: GrantFiled: March 26, 1987Date of Patent: October 31, 1989Assignee: Ciba-Geigy CorporationInventors: Jean-Marie Sire, Peter Scheibli
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Patent number: 4831068Abstract: A process is described for improving the photochemical stability of dyeings on polyester fibre materials by means of UV absorbers of the formula ##STR1## in which R is lower alkyl, lower alkoxy, halogen or hydroxyl, R.sub.1 and R.sub.2 independently of one another alkyl which is substituted by hydroxyl, lower alkoxy, lower alkylthio, amino, monoalkylamino or dialkylamino, phenyl, phenyl which is substituted by chlorine, lower alkyl or lower alkoxy, or o-hydroxyphenyl, and n is 0, 1 or 2.Type: GrantFiled: February 17, 1988Date of Patent: May 16, 1989Assignee: Ciba-Geigy CorporationInventors: Gerhard Reinert, Kurt Burdeska
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Patent number: 4654043Abstract: Cotton and cotton-containing fabrics are desized in strongly alkaline aqueous solution with an alkali metal hypochlorite by a process in which from 0.5 to 8.0 g/l of a tertiary hydroxyalkylamine which is soluble in aqueous alkaline solution, of an oxyethylated and/or oxypropylated ethylenediamine, of an oxyethylated polyethyleneimine, of malonic acid, of cyanuric acid, of a cyanuric acid derivative, of a urea derivative, of cyanoguanidine, of oxazolidone, of pyrrolidone, of N-methylpyrrolidone, of N-methylimidazole or of a mixture of these is added to the aqueous bath, as an activator for the hypochlorite. Activators for hypochlorite are used in the desizing of cotton and cotton-containing fabrics in strongly alkaline aqueous solutions.Type: GrantFiled: January 11, 1985Date of Patent: March 31, 1987Assignee: BASF AktiengesellschaftInventors: Werner Streit, Linda Witt, Heinz-Dieter Angstmann, Rolf Blanckenhorn, Rolf Fikentscher
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Patent number: 4400504Abstract: The invention relates to new dioxazine reactive dyestuffs of the formula ##STR1## a process for their preparation and their use in dyeing and printing fibre materials which contain hydroxyl groups or amide groups.In formula (I):D denotes a radical of the dioxazine system of the formula ##STR2## the radicals Y, Z, A, X.sub.1 and X.sub.2 as well as m and n having the meaning indicated in the text of the application.The invention further relates to a process for the preparation of these new dioxazine reactive dyestuffs as well as their use in dyeing and printing fibre materials which contain hydroxyl groups or amide groups.Type: GrantFiled: November 10, 1981Date of Patent: August 23, 1983Assignee: Bayer AktiengesellschaftInventors: Wolfgang Harms, Klaus Wunderlich
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Patent number: 4246670Abstract: A process for improving the color yield and the wetfastness properties of dyeings produced on cellulose fibre material with anionic dyes, which process comprises treating the cellulose material before, during or after dyeing, with a cationic fibre-reactive compound of the formula ##STR1## wherein B represents a mono- or polynuclear heterocyclic radical,Hal represents a reactive halogen atom,X represents halogen, lower alkoxy, lower alkylthio, phenoxy, phenylthio, --NH.sub.2, ##STR2## or the group of the formula ##STR3## each of W.sub.1 and W.sub.2 independently represents the direct bond, ##STR4## Z represents hydrogen, lower alkyl or hydroxy-lower alkyl, each of Q.sub.1 and Q.sub.2 independently represents an aliphatic or cycloaliphatic radical,each of R.sub.1, R.sub.2, V.sub.1, V.sub.2, Y.sub.1 and Y.sub.2 independently represents lower alkyl, or lower alkyl or benzyl each of which is substituted by halogen, hydroxy or cyano, oreach of the pair of substituents R.sub.1 and R.sub.2 and Y.sub.1 and Y.sub.Type: GrantFiled: July 16, 1979Date of Patent: January 27, 1981Assignee: Ciba-Geigy CorporationInventors: Pierre Perrin, Gert Hegar, Gerald Siegrist, Herbert Seiler, Ulrich Horn
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Patent number: 4187377Abstract: Halogen-containing s-triazine compounds having two or more s-triazine rings which are remarkably useful as flame retardants are disclosed.The compounds can be produced by reacting cyanuric chloride with a specific phenol and a specific bisphenol in the presence of a base in a solvent.Type: GrantFiled: June 17, 1977Date of Patent: February 5, 1980Assignee: Asahi Glass Company, Ltd.Inventors: Shigeyuki Narisawa, Shohei Yoshida, Hiroshi Kawahara
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Patent number: 4135877Abstract: A novel process for imparting durable antistatic and hygroscopic properties together with an excellent hand to fibers comprised of a high polymer having active hydrogen atoms in its molecule or fibrous structures made thereof is provided. The process is performed by heat treating such fibers or fibrous structures in the presence of a treating solution comprising at least one water-soluble vinyl monomer, acid and water. When the fibers impregnated with the solution are heated, the water-soluble vinyl monomers are graft polymerized with the fibers. The fibers are considered to act as a polymerization initiator, so that the graft polymerization reaction according to the present invention, different from conventional processes, can be effected without the aid of any polymerization initiators such as persulfates or peroxides.Type: GrantFiled: October 31, 1977Date of Patent: January 23, 1979Assignee: Kanebo, Ltd.Inventors: Akira Aikawa, Masao Oguchi, Toshihide Takeda, Akio Kisaichi, Toshio Saito
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Patent number: 4090844Abstract: Wrinkle resistance, soil release, improved breaking strength and abrasion, and durable deodorant (bacteriostatic) quality are a plurality of useful properties imparted to cotton by a process with chemicals which include polyfunctional crosslinking compounds, zinc salts of polymerizable acrylic-type acids, and basic persulfates. The fabric is impregnated, heat-fixed, and cured by conventional methods and employing conventional equipment.Type: GrantFiled: June 23, 1977Date of Patent: May 23, 1978Assignee: The United States of America as represented by the Secretary of AgricultureInventor: Stanley P. Rowland
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Patent number: 4081267Abstract: A herbicidal and fungicidal composition which comprises as an active ingredient a pyridyltriazinone compound of the formula: ##STR1## wherein R is a hydrogen atom, an alkyl group having 1 to 5 carbon atoms, an alkoxycarbonylmethyl group whose alkoxy has 1 to 3 carbon atoms or a phenyl group.Type: GrantFiled: January 15, 1976Date of Patent: March 28, 1978Assignee: Sumitomo Chemical Company, LimitedInventors: Shunichi Hashimoto, Osamu Kirino, Toshiaki Ozaki, Norihisa Yamashita
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Patent number: 4077771Abstract: A process for inhibiting fiber yellowing occuring at the time of the alkaline treatment, which comprises treating fibrous material with an alkaline substance, a functional compound capable of reacting under alkaline conditions, and aminoacid or the derivative thereof, and thereafter subjecting said treated fibrous material to the heat treatment at a temperature of 100.degree. C or higher.Type: GrantFiled: July 7, 1976Date of Patent: March 7, 1978Assignee: Toyo Boseki Kabushiki KaishaInventors: Tomio Kuroki, Teramae Kazuhiro
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Patent number: 4055720Abstract: 2,4-Diamino-6(3,3,3-tribromo-1-propyl)-1,3,5-triazine and 2,4-diamino-6(3,3,3-trichloro-1-propyl)-1,3,5-triazine were prepared by the reaction of the corresponding methyl or ethyl .gamma.-tribromo-butyrate or methyl or ethyl .gamma.-trichlorobutyrate with biguanide. The N-methylol derivatives of the diaminotrihalopropyl triazines were prepared by the reaction of the triazines with aqueous formaldehyde. Two pure tetramethylol derivatives were prepared, namely: 2,4-bis[bis(hydroxymethyl)amino]-6-(3,3,3-tribromo-1-propyl)-1,3,5-triazin e and 2,4-bis[bis(hydroxymethyl)amino]-6-(3,3,3-trichloro-1-propyl)-1,3,5-triazi ne. The tetramethylol derivatives were used to impart durable flame retardancy and wrinkle recovery to cellulosic textiles, particularly to cotton. Flame-retardancy was also imparted to wool and to blends of cotton and polyester.Type: GrantFiled: May 25, 1976Date of Patent: October 25, 1977Assignee: The United States of America, as represented by the Secretary of AgricultureInventors: Leon H. Chance, Judy D. Timpa
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Patent number: 4035146Abstract: Methods and compositions are disclosed for chemically bonding an antimicrobial compound to an hydroxyl bearing substrate such as cellulose, starches or leather. Cyanuric chloride (2, 4, 6 tri-chloro 1, 3, 5 triazine) is bonded to the substrate through the substrate hydroxyl and to the antimicrobial through an amine, guanido or quaternary ammonium group. The composition is: ##STR1## R.sub.1 or R.sub.2 may be chlorine or the same or different amine, guanido or quaternary ammonium containing antimicrobial. The bonding process is carried out in an aqueous solution having a pH of about 9 - 10.Type: GrantFiled: October 20, 1975Date of Patent: July 12, 1977Assignee: Schwarz Services International Ltd.Inventors: Mortimer Wilkes Brenner, Louis Laufer
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Patent number: 4018560Abstract: New compounds are disclosed of the formula: ##STR1## wherein R' is phenyl, lower alkenyl and halogen substituted and unsubstituted lower alkyl of 1-6 carbon atoms, m is an integer from 1-2 wherein when m is 2, R is alkoxy of 1-8 carbon atoms and when m is 1, R is alkylene dioxy of 2-8 carbon atoms. The compounds of this invention are useful as flame retardant agents for textile materials and in the production of polymers and copolymers which possess flame retardant properties.Type: GrantFiled: October 1, 1975Date of Patent: April 19, 1977Assignee: Hooker Chemicals & Plastics CorporationInventors: Peter Golborn, James J. Duffy