Patents by Inventor Rolf Puchta
Rolf Puchta has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 6121227Abstract: A storable, high-viscosity liquid detergent having high washing power and pronounced foaming comprising water, and from about 2% to about 10% by weight of a fatty alcohol sulfate, from about 5% to 25% by weight of an alkyl polyglycoside; from about 0.1% to about 9% by weight of a soap; and from about 3% to 8% by weight of a lower alcohol, wherein said detergent has a viscosity of from about 500 mPa's to about 3000 mPa's.Type: GrantFiled: July 28, 1993Date of Patent: September 19, 2000Assignee: Henkel Kommanditgesellschaft Auf AktienInventors: Georg Meine, Rolf Puchta, Juergen Hoffmeister
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Patent number: 5399271Abstract: An article for treating washed laundry in a tumble dryer to provide the laundry with a pleasant, soft and full feel, and antistatic properties. The article is a flexible sheet-form substrate coated with a mixture of (a) a fatty component selected from a fatty acid mono-, di-, and tri-glyceride, a fatty acid and a fatty alcohol, and (b) a fatty acid ester of a monohydric alcohol.Type: GrantFiled: February 3, 1994Date of Patent: March 21, 1995Assignee: Henkel Kommanditgesellschaft auf AktienInventors: Rolf Puchta, Peter Sandkuehler, Jutta Schreiber, Theodor Voelkel
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Patent number: 4938889Abstract: A granular, storable bleach mixture suitable for addition to a detergent composition or to a wash liquor comprising a mixture of (a) from 5 to 35% by weight sodium perborate, preferably as monohydrate, (b) from 5 to 30% by weight tetra-acetyl ethylene-diamine and (c) from 90 to 50% by weight of a carrier material. The latter comprises a salt optionally containing water of crystallization or urea or mixtures thereof with anhydrous sodium sulfate, wherein the salt containing water of crystallization should not undergo any phase transformation between 1.degree. C. and 45.degree. C. In addition, the mixture may contain up to 15% of detergent constituents, such as surfactant and sequestering agent. The average particle size of the individual component is from 0.1 to 0.6 mm, less than 1% by weight being larger than 1.6 mm in size.Type: GrantFiled: March 15, 1989Date of Patent: July 3, 1990Assignee: Henkel Kommanditgesellschaft auf AktienInventors: Heinz-Manfred Wilsberg, Rolf Puchta, Jochen Jacobs
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Patent number: 4931063Abstract: Heavily soiled fabrics are pretreated before the actual washing process by applying a paste containing a mixture of a nonionic surfactant, at least one nitrogen containing compound selected from certain quaternary ammonium compounds, fatty amine ethoxylates and substituted aminocarboxylic acids, and also an antigel agent and a viscosity regulator to the fabrics and subsequently washing the fabrics in a wash liquor. In one preferred embodiment of the process, a distributing aid trimmed in particular with bristles is used to apply the paste.Type: GrantFiled: March 23, 1989Date of Patent: June 5, 1990Assignee: Henkel Kommanditgesellschaft auf AktienInventors: Heinz-Manfred Wilsberg, Georg Bosserhoff, Rolf Puchta, Herbert Bucheler
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Patent number: 4877556Abstract: A cleaning preparation containing from 2 to 40% by weight ethoxylated fatty alcohol and/or oxoalcohol and from 10 to 90% by weight of a fatty acid ester. In addition, the cleaning preparation may contain water, a monohydric alcohol and liquid hydrocarbons. The cleaning preparation is used for the pretreatment of heavily soiled fabrics before washing.Type: GrantFiled: November 15, 1988Date of Patent: October 31, 1989Assignee: Henkel Kommanditgesellschaft auf AktienInventors: Heinz-Manfred Wilsberg, Rolf Puchta
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Patent number: 4851140Abstract: A liquid fabric treatment composition comprising aliphatic hydrocarbon, fatty acid, fatty acid salt, fatty acid ester, and a fatty acid condensate of a natural fat and hydroxyalkyl polyamine in aqueous medium. The composition provides washed fabrics treated therewith with softness and smoothness which, particularly, makes large articles of washing easier to iron by hand ironing or by rotary ironing.Type: GrantFiled: February 26, 1988Date of Patent: July 25, 1989Assignee: Henkel Kommanditgesellschaft auf AktienInventors: Hans Nuesslein, Rolf Puchta, Theodor Voelkel, Eric Sung
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Patent number: 4839075Abstract: Granular, phosphate-reduced, builder-containing detergent compositions containing a combination of natural layer silicates and fatty acid condensates. The fatty acid condensates are prepared by reaction of fatty acid triglycerides and hydroxyalkyl polyamines. The detergent compositions have an excellent softening effect both at low and high washing temperatures. The compositions provide synergistic softening effects, particularly at low temperatures.Type: GrantFiled: February 2, 1988Date of Patent: June 13, 1989Assignee: Henkel Kommanditgesellschaft auf AktienInventors: Rolf Puchta, Hans Nuesslein, Hannelore Casper
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Patent number: 4814095Abstract: An after-wash textile treatment preparation containing natural and/or synthetic layer silicates as the softening component in combination with an acidic compound, a disintegrating agent, a filler or a carrier material and, optionally, a binder and fatty acid ester. The preparation is used in the rinse cycle of a laundry washing process.Type: GrantFiled: November 30, 1987Date of Patent: March 21, 1989Assignee: Henkel Kommanditgesellschaft auf AktienInventors: Rolf Puchta, Hans Nuesslein, Theodor Voelkel
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Patent number: 4776965Abstract: Aqueous concentrated fabric softeners having particularly good dispersibility in water containing a quaternary ammonium compound, a condensation product of a natural fat and a hydroxyalkyl polyamine, a fatty amine polyglycol ether, a polyglycol ether, a fatty acid ester, and an acid to provide a pH of 3.5 to 5.Type: GrantFiled: August 19, 1987Date of Patent: October 11, 1988Assignee: Henkel Kommanditgesellschaft auf AktienInventors: Hans Nuesslein, Theodor Voelkel, Rolf Puchta
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Patent number: 4752408Abstract: Solid fabric-care preparations showing a tendency towards troublesome interactions, or constituents thereof, are coated by application of dissolved or dispersed organic film-forming polymers soluble in alkaline medium. Suitable polymers contain in particular carboxyl groups and are preferably derived from vinyl esters. The carboxyl groups emanate from copolymerized carboxylic acids which make up from about 2 to 10 mole % of the copolymer. The copolymers are best prepared in the form of finely divided dispersions and optionally contain a protective colloid and/or an emulsifier.Type: GrantFiled: October 9, 1986Date of Patent: June 21, 1988Assignee: Henkel Kommanditgesellschaft auf AktienInventors: Klaus Koester, Franz-Josef Carduck, Heinz-Manfred Wilsberg, Rolf Puchta
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Patent number: 4726908Abstract: A free-flowing granulate of a powder-form or fine-grained component and a liquid component; the granulate containing at least 20% by weight of the liquid component, is prepared by moving the powder-form or fine-grained component in a mixer-granulator, adding the liquid component while mixing until a moist granulate having a particle size of at most 1.5 mm is obtained, subsequently coarsening the granulate thus obtained with an increase in temperature to a particle size of from 0.4 to 4 mm and optionally coating this coarse granulate with another powder-form and/or fine-grained component at 60.degree. to 90.degree. C. The optionally coated granulate is converted by lowering the treatment temperature into a dry-looking, free-flowing, coarse-grained product, which if desired, may be coated with another powder-form and/or fine-grained material. Despite the high percentage of a liquid component, the granulate thus obtained appears as a dry granulate and is free-flowing.Type: GrantFiled: February 11, 1986Date of Patent: February 23, 1988Assignee: Henkel Kommanditgesellschaft auf AktienInventors: Hans Kruse, Franz-Josef Carduck, Jochen Jacobs, Klaus Koester, Rolf Puchta, Heinz-Manfred Wilsberg
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Patent number: 4642197Abstract: A powdery activator for per compounds is granulated by, at the same time, mixing it together with nonionic surface-active compounds certain nitrogen-containing compounds and, optionally, the water-soluble salt of an alkane polyphosphonic acid. The granulate thus obtained is powdered with a powdery absorbent and the powdered granulate is sprayed with a liquid binder and dried to a water content of at most 6% by weight. After the addition of a tablet disintegrating agent, the dried granulate is formed by compression under special conditions into tablets having special properties. When added to a wash liquor containing a standard detergent containing a per compound, the tablets improve the removal of fatty/oily stains, pigment-containing soil and bleachable stains.Type: GrantFiled: May 13, 1985Date of Patent: February 10, 1987Assignee: Henkel Kommanditgesellschaft auf AktienInventors: Hans Kruse, Klaus Koester, Franz-Josef Carduck, Heinz-Manfred Wilsberg, Rolf Puchta
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Patent number: 4629574Abstract: Aqueous, free-flowing concentrates containing a fabric-softening quaternary ammonium compound, an alkali metal soap or corresponding fatty acid, glycerol, and a water-soluble or water-miscible organic solvent. The soap or the corresponding fatty acid makes up from 1/70 to 1/3 of the quantity of fabric-softening quaternary ammonium compound, of which the concentrate contains at least 30% by weight.Type: GrantFiled: April 5, 1984Date of Patent: December 16, 1986Assignee: Henkel Kommanditgesellschaft auf AktienInventors: Hans Nuesslein, Rolf Puchta, Theodor Voelkel
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Patent number: 4610799Abstract: A washing additive consisting of a bag, filled with a detergent composition, of a polyvinyl-alcohol-based film readily soluble in borate-containing aqueous solutions. The detergent composition is a mixture of a nonionic surfactant, a quaternary ammonium compound containing a long-chain radical, which may be completely or partly replaced by a fatty amine ethoxylate or by a .beta.-aminoalkyl propionic acid derivative, an activator for per compound, an antigel agent, and a viscosity regulator, wherein the mixture has a viscosity of from 1000 to 100,000 mPas for a shear gradient of from 5 to 500 s.sup.-1.Type: GrantFiled: April 22, 1985Date of Patent: September 9, 1986Assignee: Henkel Kommanditgesellschaft auf AktienInventors: Heinz-Manfred Wilsberg, Rolf Puchta, Klaus Koester, Franz-Josef Carduck
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Patent number: 4526694Abstract: A composition for coating a flexible textile sheet for the treatment of moist wash in a mechanical clothes drier, consisting essentially of: an active substance selected from the group consisting of textile softening agents, antistatic substances, fragrances, mixtures of the above and mixtures of the above with nonionic emulsifiers and additives, where said textile softening agents and antistatic substances are selected from the group consisting of quaternary nitrogen compounds derived from ammonia or imidazoline and having from 1 to 2 long chain hydrocarbyl groups with from 8 to 26 carbon atoms and mixtures of said quaternary nitrogen compounds with up to 80% by weight of the mixture of the condensation product of a higher fatty acid triglyceride with a hydroxy lower alkylpolyamine, wherein said composition contains from 0.2% to 5% by weight of at least one aliphatic low-molecular-weight hydroxycarboxylic acid, as well as, optionally, from 0.Type: GrantFiled: December 14, 1983Date of Patent: July 2, 1985Assignee: Henkel Kommanditgesellschaft (Henkel KGaA)Inventors: Rolf Puchta, Hans Nusslein, Alexander Boeck, Benno Streschnak
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Patent number: 4243391Abstract: The invention relates to a process for bleaching washed textiles in the tumbler of a mechanical laundry drier with an aqueous solution of hydrogen peroxide in an amount such that the residual moisture adhering to the textile material before drying contains 0.05 to 1 gm/liter of hydrogen peroxide, the drying being conducted so that the moist textile material assumes a temperature of at least 50.degree. C., preferably 55.degree. C. to 80.degree. C., for a period of at least 10 to 60 minutes. An addition of quaternary ammonium salts improves the bleach result and the softness of the textile material. An addition of a powdered bleaching activator of the N-acyl type also improves the bleach results.Type: GrantFiled: September 25, 1978Date of Patent: January 6, 1981Assignee: Henkel Kommanditgesellschaft auf Aktien (Henkel KGaA)Inventors: Rolf Puchta, Karl Schwadtke, Hans Harder, Rudolf Weber
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Patent number: 4236320Abstract: The invention is directed to a method of simultaneously conditioning and drying laundry, as well as an apparatus therefor. According to the invention, laundry in an automatic clothes drier is periodically sprayed with fabric softeners and conditioners from a spraying device in the drier drum when the drum is stopped so that the spraying device is located above the laundry.Type: GrantFiled: May 23, 1979Date of Patent: December 2, 1980Assignee: Henkel Kommanditgesellschaft auf Aktien (Henkel KGaA)Inventors: Karl Schwadike, Dieter Meyer, Rolf Puchta
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Patent number: 4183981Abstract: A laundry finishing treatment rope for use in a mechanical laundry drier comprising an entwined strand of textile fibers in a cord form having both ends secured against fraying, the rope being impregnated with 10% to 90% by weight of a substance of the laundry finishing treatment type effective in a mechanical laundry drier; as well as the method of finishing laundry by tumble drying the laundry in the presence of the rope in a mechanical laundry drier.Type: GrantFiled: December 27, 1977Date of Patent: January 15, 1980Assignee: Henkel Kommanditgesellschaft auf AktienInventors: Werner Kunzel, Karl Schwadtke, Alexander Cioc, Michael Kik, Rolf Puchta
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Patent number: 4167594Abstract: A laundry finishing treatment article for use in a mechanical laundry drier to treat fabrics with a substance of the laundry finishing type and a laundry odorant, the article comprising a hollow bag of two-layer composite sheeting having a pillowlike form closed on all sides, the external layer of said two-layer composite sheeting being an open-celled absorbent layer containing an amount effective to treat said fabrics of the substance, which substance is substantially solid at room temperature and softened or liquefied at elevated drier temperatures to enable a transfer of the substance to the laundry during the drying thereof, and the internal layer of the two-layer composite sheeting being a plastic film substantially gas-impermeable at room temperature and gas-permeable to the odorant at elevated drier temperatures, the film enclosing an effective amount of the odorant; as well as the process for after-treating laundry in a drier in which the above laundry finishing treatment article is introduced into aType: GrantFiled: December 27, 1977Date of Patent: September 11, 1979Assignee: Henkel Kommanditgesellschaft auf Aktien(Henkel KGaA)Inventors: Karl Schwadtke, Werner Kunzel, Rudolf Weber, Rolf Puchta, Alexander Cioc, Michael Kik
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Patent number: 4003841Abstract: A coated stabilized bleaching assistant suitable for use in pulverulent washing and bleaching compositions comprising drop-shaped to globular-shaped particles having an average diameter of 0.01 mm to 2.5 mm, and at least 70% of which have a diameter within the range of 0.1 mm to 1 mm consisting of 10% to 70% by weight of at least one activator for active oxygen derived from compounds yielding H.sub.2 O.sub.2 in aqueous solution, substantially surrounded by from 30% to 90% by weight of a mixture of (a) from 2 to 10 parts of substantially saturated fatty acids having 12 to 24 carbon atoms, (b) 1 part of aliphatic alcohols having 10 to 20 carbon atoms or their lower alkoxylated products having 1 to 5 alkoxy units, and (c) from 5 to 25% by weight of said mixture of water-soluble sulfates of aliphatic alcohols having from 8 to 18 carbon atoms or their lower alkoxylated products having 1 to 5 alkoxy units.Type: GrantFiled: August 6, 1975Date of Patent: January 18, 1977Assignee: Henkel & Cie G.m.b.H.Inventors: Klaus Hachmann, Rolf Puchta, Gerhard Sperling