Acyclic Patents (Class 8/591)
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Patent number: 9146456Abstract: The invention relates to a photopolymer formulation comprising a polyol component, a polyisocyanate component, a writing monomer, and a photoinitiator, containing a coinitiator and a dye having the formula F An, where F stands for a cationic dye and An? stands for an anion, wherein the dye having the formula F An comprises a water absorption of =5%. The invention further relates to a holographic medium, in particular in the form of a film, containing a photopolymer formulation according to the invention, to the use of such a medium for recording holograms, and to a special dye that can be used in the photopolymer formulation according to the invention.Type: GrantFiled: November 4, 2011Date of Patent: September 29, 2015Assignee: Bayer Intellectual Property GmbHInventors: Horst Berneth, Thomas Rölle, Friedrich-Karl Bruder, Thomas Fäcke, Marc-Stephan Weiser, Dennis Hönel
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Patent number: 5942011Abstract: This invention relates to a method of dyeing fibers containing polyester fibers characterized by their exhaustion dyeing in an alkaline aqueous medium, and a dyeing assistant for fibers containing polyester fibers which is effective for carrying out the dyeing method, and which is characterized by containing a compound represented by formula (I) ##STR1## (where R is H or CH3, n is 1 to 3, and X is H, an alkali metal, or an organic base).Moreover, this invention relates to a dyed product of fibers containing polyester fibers as dyed by the method mentioned above.Type: GrantFiled: February 2, 1998Date of Patent: August 24, 1999Assignee: Nippon Kayaku Co., Ltd.Inventors: Yasuo Shirasaki, Eiichi Ogawa, Yoshikazu Aizawa, Shigemitsu Yabe
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Patent number: 5900029Abstract: Processes for coloring a fiber or textile by adding a carbon black product having an organic group attached to the carbon black. In one process at least one diazonium salt reacts with a carbon black in the absence of an externally applied electric current sufficient to reduce the diazonium salt. In another process at least one diazonium salt reacts with a carbon black in a protic reaction medium. Carbon black products which may be prepared according to process of the invention are described as well as uses of such carbon black products in plastic compositions, rubber compositions, paper compositions, and textile compositions.Type: GrantFiled: July 7, 1998Date of Patent: May 4, 1999Assignee: Cabot CorporationInventors: James A. Belmont, Robert M. Amici, Collin P. Galloway
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Patent number: 5540739Abstract: A process for dyeing textile materials of naturally occurring and synthetic polyamide fibres, in which dyeing is carried out at the boiling point of the dyebath during a short dyeing time which is therefore gentle on the fibres, and level dyeings having good fastness properties are obtained (high temperature rapid dyeing process).The dyeing process is carried out with dyebaths with comprise specific surfactants. A high degree of exhaustion of the dye liquors is achieved, and dyeing from static baths is thus rendered possible.Type: GrantFiled: July 13, 1994Date of Patent: July 30, 1996Assignee: Ciba-Geigy CorporationInventors: Klaus Hannemann, Franz Gruner, Martin Jollenbeck, Jorg Binz
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Patent number: 5507840Abstract: A process for the dyeing of fiber materials with water-soluble anionic dyes, in particular those having a fiber-reactive group, is described, according to which dyeing is carried out using low-electrolyte or entirely electrolyte-free and/or low-alkali or entirely alkali-free dye solutions (dye liquors, printing pastes) and in which a fiber material is used which was modified by means of a saturated straight-chain or branched aliphatic or cycloaliphatic compound which is unsubstituted or substituted by one or more hydroxy groups and contains at least one primary, secondary or tertiary amino group or quaternary ammonium group and at least one hydrolyzable ester group, it also being possible for the aliphatic radical in this compound to be interrupted by one or more hetero groups.Type: GrantFiled: March 6, 1995Date of Patent: April 16, 1996Assignee: Hoechst AktiengesellschaftInventors: Andreas Schrell, Werner H. Russ, Thomas Riehm
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Patent number: 5145486Abstract: There is disclosed a process for producing non-skittery and level dyeings on wool with reactive dyes in the presence of an auxiliary combination, which process comprises dyeing wool with an aqueous liquor consisting of at least one reactive dye and an auxiliary combination comprising, as component (a), at least one compound of formula ##STR1## and, as component (b), at least one compound of formula ##STR2## wherein R.sub.1 and R.sub.2 are each independently of the other an aliphatic radical of 12 to 24 carbon atoms,Q and Q' are each independently of the other C.sub.1 -C.sub.4 alkyl, --CH.sub.2 --CO--NH.sub.2, ##STR3## A.sup..crclbar. and A'.sup..crclbar. are an anion, Z.sub.1, Z.sub.2, Z'.sub.1 and Z'.sub.2 are each independently of one another hydrogen, SO.sub.3 M or PO.sub.3 M,wherein M is hydrogen, alkali metal or ammonium, t.sub.1 and t.sub.2 are 1 or 0, when t.sub.1 and t.sub.2 are O, Z.sub.1, Z.sub.2, Z'.sub.1 and Z'.sub.2 are hydrogen or one of Z.sub.1, Z.sub.2, Z'.sub.1 and Z'.sub.Type: GrantFiled: February 11, 1991Date of Patent: September 8, 1992Assignee: Ciba-Geigy CorporationInventor: Klaus Hannemann
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Patent number: 5104415Abstract: Aqueous dye formations which comprise:a) at least one water-insoluble or sparingly water-soluble dye,b) at least one sulfated polyadduct of an alkylphenol containing 2 to 12 carbon atoms in the alkyl moiety with at least 20 mol of ethylene oxide or a sulfated polyadduct of a fatty alcohol with at least 20 mol of ethylene oxide,and, as additional optional components,c) a betain monohydrate, andd) an anionic dispersant of the general formula I ##STR1## wherein X is a direct bond or oxygen,A is hydrogen or the radical of an aromatic compound which is attached through a ring carbon atom to the methylene group,n and p are each independently of the other a value from 1 to 4, andM is a monovalent cation, and/or condensates of these compounds with formaldehyde, as well ase) further optional auxiliaries andf) water.Such formulations have very good storage stability in the temperature range from -10.degree. C. to +50.degree. C. and, in particular, have very good redispersibility after drying in the air.Type: GrantFiled: November 13, 1990Date of Patent: April 14, 1992Assignee: Ciba-Geigy CorporationInventor: Zdenek Koci
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Patent number: 5000756Abstract: The invention relates to a process for dyeing cellulosic fibre materials with reactive dyes by the pad dyeing process in the process of an assistant, which process comprises the use of a mixture containing(a) at least one reactive dye of formula ##STR1## wherein Pc, W, k, R.sub.1, R.sub.2, B and R are as defined in claim 1, and(b) at least one colorless compound which contains at least one --SO.sub.2 --Z group, wherein Z is as defined in claim 1.Type: GrantFiled: December 1, 1989Date of Patent: March 19, 1991Assignee: Ciba-Geigy CorporationInventor: Peter Aeschlimann
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Patent number: 4985041Abstract: Compositions for use as dye assistants are formed from a non-phenolic aromatic swelling agent for the fiber to be dyed mixed with just enough dispersant to cause a non-foaming emulsion upon dilution of the dye assistant in water, but not enough dispersant to interfere with the swelling process of the fiber by the dye assistant. Thus, the swelling agent is mixed with the minimum amount of surfactant required for the production of an emulsion and dispersion of the dye with little or no foaming in the dye bath. Formulations can also be prepared having higher levels of water which are non-flammable.Type: GrantFiled: November 20, 1987Date of Patent: January 15, 1991Inventor: Ralph Matalon
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Patent number: 4976743Abstract: Fiber articles are uniformly dyed with use of a dyeing auxiliary composition which comprises an anionic surfactant of the alpha-hydroxysulfonic acid type and an organic polybasic polymer and has a pH of 9 or higher.Type: GrantFiled: March 31, 1989Date of Patent: December 11, 1990Assignee: Nihon Surfactant Kogyo K.K.Inventors: Noriaki Ohba, Yujin Tabata, Masaaki Nagatsuka, Tateyuki Nagatomi, Helmut Klicker
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Patent number: 4878921Abstract: A natural blue dye composition that has improved stability and which can be used as a colorant in a broad range of applications including foodstuffs and drugs, and a process for preparing the same are disclosed.Genipin which is derived from gardenia fruit by hydrolysis of iridoid glycoside geniposide under action of .beta.-glucosidase, is reacted with taurine to produce a stable blue dye compositions.Type: GrantFiled: June 19, 1987Date of Patent: November 7, 1989Assignee: Suntory LimitedInventors: Kunimasa Koga, Shigeaki Fujikawa, Yuko Fukui
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Patent number: 4802887Abstract: A composition comprising:(a) 30 to 90% by weight of one or more water soluble anionic dyestuffs in metal complex form,(b) 0.5 to 20% by weight of one or more compounds of formula I ##STR1## in which R.sub.1 is C.sub.12-22 alkyl or C.sub.12-22 alkenyl; R.sub.2 is hydrogen or --SO.sub.3 M;m is 2, 3 or 4;n is 2, 3 or 4;p+p' is 10 to 30 inclusive, each of p and p' being at least 1; and M is a cation; and(c) 5 to 40% by weight of a dispersing agent.These compositions are suitable for dyeing of textile and leather substrates.Type: GrantFiled: March 10, 1987Date of Patent: February 7, 1989Assignee: Sandoz Ltd.Inventor: Kamal Ateya
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Patent number: 4762524Abstract: This invention is directed to a dyestuff composition comprising the reaction product of a water-soluble, vinyl-sulfone type, reactive dye and a N-alkyl-amino-alkyl sulfonic acid and/or carboxylic acid or the salts thereof wherein the N-alkyl-amino-alkyl acid or salt is reacted with said dye in an amount of about 0.5 to 1.0 mole per mole of dye. This dyestuff composition is used to dye synthetic polyamides according to a process where said composition is applied to a polyamide fiber from an aqueous solution having a pH from about 3 to about 4; preferably 3.5 and then fixed to said fiber by heat.Type: GrantFiled: February 5, 1987Date of Patent: August 9, 1988Assignee: Hoechst Celanese CorporationInventors: Thomas V. Chambers, Manfred Deicke, Suzanne C. Fleming
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Patent number: 4689049Abstract: A novel pigment print paste for the coloration of textiles includes an additive comprising a diorganopolysiloxane. In particular, the diorganopolysiloxane contains reactive functional substituents which will react with other components of the pigment print paste, such as the binder or the clear diluent. Specifically, polydimethylsiloxane, diorganopolysiloxanes carrying side chains containing an amino, epoxy, or carboxyl functional group are illustrative additives. The diorganopolysiloxane may be terminated with alkoxy or hydroxy radicals. Heating a pigment printed textile results in coreaction, or cross-linking, producing advantageous results such as improved color fastness, improved resistance to crocking and abrasion, improved washability, and good hand properties in the printed area.Type: GrantFiled: July 23, 1985Date of Patent: August 25, 1987Assignee: Spectrachem CorporationInventors: Eugene Burke, Jack D. Wocher
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Patent number: 4680033Abstract: In the conventional discharge printing on polyamide fiber materials using acid dyes, above all, the very low wet and light fastness properties of the designs obtained in this manner are frequently an obstacle to the wide expansion of this interesting technique in practice. Applying this known patterning method for wool or nylon to resist prints made with reactive dyes being distinguished by better fastness level, does not always produce satisfactory white resist effects when, for example, sulfite compounds as the resist agent and reactive dyes having esterified .beta.-hydroxyethylsulfonyl groups as the reactive radical are taken into consideration; colored effects having a bright hue are not even possible at all in various cases.Type: GrantFiled: October 25, 1985Date of Patent: July 14, 1987Assignee: Hoechst AktiengesellschaftInventors: Bernd Durl, Johannes Bos, Sienling Ong, Peter Raffel, Kurt Brozat
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Patent number: 4588412Abstract: The invention relates to solid formulations of dyes which are insoluble or sparingly soluble in water, which formulations contain a dialkyl sulfosuccinate having 3 to 8 carbon atoms in each alkyl moiety, or a C.sub.3 -C.sub.6 alkylnaphthalenesulfonate and/or a branched or unbranched acetylene glycol containing 8 to 20 carbon atoms, in addition to the dye and one or more anionic dispersants, optionally together with further auxiliaries conventionally employed in powdered formulations.These formulations are characterized by very good wettability, excellent dispersibility and good redispersibility. The dyebaths and padding liquors prepared with these formulation are non-foaming or only low foaming and are in addition stably disperse. They are suitable for dyeing and printing natural and synthetic fibres.Type: GrantFiled: December 14, 1984Date of Patent: May 13, 1986Assignee: Ciba-Geigy CorporationInventor: Paul Hugelshofer
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Patent number: 4579559Abstract: A method for treating a textile substrate comprising cellulosic fibres with an aqueous treatment liquor containing a mixture of(a) a secondary hydrophilic sulphonated n-paraffin containing at least 9 carbon atoms, and(b) an orthophosphoric acid triester, the weight ratio a:b being of from 1.4-4.0:1. This mixture of anionic and non-ionic wetting agents is particularly suitable for use in an aqueous medium having a high electrolyte content.Type: GrantFiled: August 27, 1984Date of Patent: April 1, 1986Assignee: Sandoz Ltd.Inventor: Jose Canela
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Patent number: 4563192Abstract: The invention relates to a process for dyeing synthetic polyamide fibre material with dyes or dye mixtures in the presence of a mixture of dyeing assistants, which comprises using for the dyeing of these materials an aqueous liquor which contains at least one anionic dye which, under the defined dyeing conditions, has a degree of exhaustion of at least 95% at 1/1 standard depth of shade, and a dyeing assistant mixture containing an anionic compound, a quaternary compound and a non-ionic compound, and wherein the liquor contains an alkali metal salt and an organic acid, and finishing the dyeing at pH 5-7, preferably pH 5.5-6, and at a temperature of 95.degree. to 130.degree. C.The process according to the invention is suitable for dyeing synthetic polyamide materials, producing level dyeings having good fastness properties with all types of dye or mixtures of dyes of identical or different types.Type: GrantFiled: September 14, 1984Date of Patent: January 7, 1986Assignee: Ciba-Geigy CorporationInventors: Heinz Salathe, Hermann Flensberg, Harry Schaetzer
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Patent number: 4421516Abstract: An improved process for preparing discharge prints on textile materials containing hydrophobic fibers wherein at least one disperse dyestuff dischargeable to white is applied to the textile material in the form of a dyeing liquor of print paste and also contacted by a pattern-applied discharge resist print paste, and then the material is heat treated at 100.degree. to 230.degree. C., wherein the improvement comprises said discharge resist print paste having, under the heat treatment conditions, a pH value of zero to 3.Type: GrantFiled: March 10, 1983Date of Patent: December 20, 1983Assignee: Cassella AktiengesellschaftInventors: Theo Stahl, Ulrich Buhler
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Patent number: 4385901Abstract: The readily dispersible dye preparations contain water, one or more dyes insoluble or difficultly soluble in water, a nonionic dispersing agent and optionally further additives, and as anionic dispersing agent:(a) a dialkylsulfosuccinate, the alkyl groups of which each contain 3-7 carbon atoms, or(b) a sulfated or sulfonated fatty acid or fatty acid ester of a fatty acid having in each case 10 to 22 carbon atoms, or(c) a fatty amine-oxalkylation product of the formula ##STR1## wherein Q is an aliphatic hydrocarbon radical having 12-22 carbon atoms,M is hydrogen, an alkali metal cation, ammonium cation or amine salt cation, andm and n are integers, the sum of m+n being at least 2 and at most 50.These preparations are suitable for use in aqueous and also organic printing inks.There are also described aqueous printing pastes which contain lignosulfonate, in addition to the anionic dispersing agents listed under (a), (b) and (c).Type: GrantFiled: June 9, 1981Date of Patent: May 31, 1983Assignee: Ciba-Geigy CorporationInventor: Nitya G. Podder
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Patent number: 4300903Abstract: A padding auxiliary is used in a dyeing process using a padding liquor wherein the padding auxiliary is an aqueous solution or dispersion containing(a) 20 to 50 percent by weight of a mixture of 50 to 100 percent by weight of a compound of the following formula ##STR1## and 50 to 0 percent by weight of a compound of the following formula ##STR2## (b) b percent by weight of a compound of the formula ##STR3## and (c) c percent by weight of a compound of the formula ##STR4## wherein b is a number from 0 to 5, c is a number from 0 to 5 and the numbers for b and c are chosen such that the sum of the numbers for b and c is a number from 1 to 10;R.sup.1, R.sup.2 and R.sup.3 are independently an aliphatic moiety with 5 to 12 carbon atoms or an araliphatic moiety with 7 to 13 carbon atoms;X.sym., Y.sym. and Z.sym. is each independently an alkali metal cation, ammonium cation or a cation of an alkylamine or hydroxyalkylamine wherein the alkyl has 1-12 carbon atoms;R.sup.Type: GrantFiled: July 23, 1980Date of Patent: November 17, 1981Assignee: Cassella AktiengesellschaftInventors: Friedrich Engelhardt, Karl-Heinz Keil, Gerhard Weckler, Klaus Sternberger
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Patent number: 4278433Abstract: A process for the production of resist prints under reactive dyes on textile materials which consist of cellulose fibers or a blend of cellulose fibers with other fibers, using reaction products of bisulfite adducts of aldehydes of 2 to 6 carbon atoms, or of ketones, with ammonia, primary amines or secondary amines in the molar ratio of from 3:1 to 1:1 as resists. Preferably, reaction products of a bisulfite adduct of acetaldehyde and ammonia in the molar ratio of from 3:1 to 1:1 are employed as resists. Because of the high stability of the resist print pastes, high color yields of the resist dye and satisfactory, reproducible resist effects of the ground dye are achieved.Type: GrantFiled: April 18, 1980Date of Patent: July 14, 1981Assignee: BASF AktiengesellschaftInventors: Adolf Blum, Siegmar Lukas, Hermann Schwab, Rolf Strobel
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Patent number: 4235598Abstract: Valuable dyestuff formulations for dyeing polyester fibres are obtained without expensive finishing techniques by simple mixing of emulsifiers with dyestuffs of the formula ##STR1## wherein A=alkylene,B and D=a direct bond or a bridge member,V and Q=hydrogen, alkyl, alkenyl, cycloalkyl, aralkyl, aryl or acyl,X and Y=a non-ionic substituent,m and n=0 to 3 andp and r=0 to 10, with the proviso that p represents 3-10 if r=0 or 1 and D=a direct bond.The dyeing formulations are present in the liquid or dissolved form under the dyeing conditions. The use of dispersing agents, protective colloids, levelling agents and carriers is thus superfluous.Type: GrantFiled: October 27, 1978Date of Patent: November 25, 1980Assignee: Bayer AktiengesellschaftInventors: Henning Reel, Winfried Kruckenberg, Karl H. Schuadehutte