Wax Or Phosphorus Or Silicon Containing Organic Component Patents (Class 510/222)
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Patent number: 6503879Abstract: Solid block alkaline detergent compositions are disclosed comprising a source of alkalinity, and other detergent additives including sequestrants. The solid block detergents of the invention used a mixed inorganic and organic sequestrant composition that successfully softens service water used in manufacturing aqueous detergents from the composition, but also obtains substantially improved organic soil removal on dishware or flatware. The solid block detergents of the invention comprise large masses of the chemical ingredients having a weight of greater than about 500 grams in a solid block product format that is typically dispensed using a spray on water dispenser that creates an aqueous concentrate that is used in a washing machine.Type: GrantFiled: March 15, 2001Date of Patent: January 7, 2003Assignee: Ecolab Inc.Inventors: Steven E. Lentsch, Keith E. Olson, Victor F. Man
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Patent number: 6489278Abstract: The invention relates to a A highly alkaline or mildly alkaline detergent composition having enhanced cleaning properties. The detergent which combines a source of alkalinity and with a blend of nonionic surfactants that enhances cleaning waxy-fatty soils. This blend of surfactants shows surprising cooperation in reducing surface tension and comprises a nonionic or amphoteric surfactant and a silicone containing surfactant.Type: GrantFiled: January 13, 1997Date of Patent: December 3, 2002Assignee: Ecolab Inc.Inventors: Steven E. Lentsch, Victor F. Man, Deborah A. Ihns, Helmut K. Maier, Rhonda K. Schulz
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Patent number: 6436893Abstract: Solid block alkaline detergent compositions are disclosed comprising a source of alkalinity, and other detergent additives including sequestrants. The solid block detergents of the invention used a mixed inorganic and organic sequestrant composition that successfully softens service water used in manufacturing aqueous detergents from the composition, but also obtains substantially improved organic soil removal on dishware or flatware. The solid block detergents of the invention comprise large masses of the chemical ingredients having a weight of greater than about 500 grams in a solid block product format that is typically dispensed using a spray on water dispenser that creates an aqueous concentrate that is used in a washing machine.Type: GrantFiled: October 18, 2000Date of Patent: August 20, 2002Assignee: Ecolab Inc.Inventors: Steven E. Lentsch, Keith E. Olson, Victor F. Man
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Patent number: 6425959Abstract: Organic compositions, used neat or in concentrate, are effective in removing complex organic soils from wood, metal and other hard surfaces. The compositions comprise nonionic surfactants, silicone surfactants, hydrotropes and other optional functional materials including sequestrants. Substrates such as laundry and heavily soiled hard surfaces containing a substantial proportion of organic/inorganic soils such as greases, oils and other hard to remove soil materials are readily cleaned by the cleaner compositions of the invention.Type: GrantFiled: June 24, 1999Date of Patent: July 30, 2002Assignee: Ecolab Inc.Inventor: Victor F. Man
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Patent number: 6372702Abstract: A dishwashing composition having a silicon comprising surfactant, a dialkyl ester of an alpha, omega-alkyl dicarboxylic acid surfactant or both is described. The dishwashing composition unexpectedly results in dishware that does display improved starch soil removal and does not display starch buildup after multiple washes.Type: GrantFiled: February 22, 2000Date of Patent: April 16, 2002Assignee: Diversey Lever, Inc.Inventors: Yu-Min Catherine Chiou, Bingham Scott Jaynes, Dennis Stephen Murphy, Deborah Sue Rick
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Patent number: 6326343Abstract: A dishwashing composition with polymers having a positive charge and water soluble entities that reduce phosphate scale formation is described. The dishwashing composition displays excellent cleaning benefits and gloss appearance, even in the absence of NaCl additives and conventional rinse aid compositions.Type: GrantFiled: September 8, 2000Date of Patent: December 4, 2001Assignee: Unilever Home & Personal Care USA, Division of Conopco, Inc.Inventors: Naresh Dhirajlal Ghatlia, Donna Wu, Alla Tartakovsky, Joseph Oreste Carnali, Yu-Min Catherine Chiou
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Patent number: 6164296Abstract: A highly alkaline or mildly alkaline detergent composition having enhanced cleaning properties is provided. The detergent combines a source of alkalinity and a blend of nonionic surfactants that enhances cleaning waxy-fatty soils.Type: GrantFiled: January 11, 1999Date of Patent: December 26, 2000Assignee: Ecolab Inc.Inventors: Steven E. Lentsch, Victor F. Man, Deborah A. Ihns, Helmut K. Maier, Rhonda K. Schulz
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Patent number: 6150324Abstract: Solid block alkaline detergent compositions are disclosed comprising a source of alkalinity, and other detergent additives including sequestrants. The solid block detergents of the invention used a mixed inorganic and organic sequestrant composition that successfully softens service water used in manufacturing aqueous detergents from the composition, but also obtains substantially improved organic soil removal on dishware or flatware. The solid block detergents of the invention comprise large masses of the chemical ingredients having a weight of greater than about 500 grams in a solid block product format that is typically dispensed using a spray on water dispenser that creates an aqueous concentrate that is used in a washing machine.Type: GrantFiled: January 13, 1997Date of Patent: November 21, 2000Assignee: Ecolab, Inc.Inventors: Steven E. Lentsch, Keith E. Olson
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Patent number: 6083894Abstract: A liquid dishwashing detergent composition having improved glassware protection when employed in conjunction with cleaning materials having high concentrations of alkaline materials. The composition contains a soluble organic zinc compound which preferably is zinc gluconate and is particularly suited to fast cycle commercial (I&I) dishwashers.Type: GrantFiled: March 19, 1999Date of Patent: July 4, 2000Assignee: S. C. Johnson Commercial Markets, Inc.Inventors: George B. Keyes, Charles Seaman, Jon K. Kassen
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Patent number: 5968881Abstract: Automatic dishwashing detergent compositions comprising phosphate builder and metal-containing bleach catalyst, preferably catalysts containing manganese and/or selected from selected cobalt/ammonia catalysts. Preferred compositions comprise cobalt bleach catalyst having the formula:[Co(NH3).sub.n (M).sub.m (B).sub.b ]T.sub.ywherein cobalt is in the +3 oxidation state; n is 4 or 5 (preferably 5); M is one or more ligands coordinated to the cobalt by one site; B is a ligand coordinated to the cobalt by two sites; b is 0 or 1 (preferably 0); and when b=0, then m+n=6, and when b=1, then m=0 and n=4; and T is one or more appropriately selected counteranions present in a number y, wherein y is an integer to obtain a charge-balanced salt (preferably y is 1-3; most preferably 2 when T is a -1 charged anion); and wherein further the catalyst has a base hydrolysis rate constant of less than 0.23M.sup.-1 s.sup.-1 at 25.degree. C.Type: GrantFiled: December 20, 1995Date of Patent: October 19, 1999Assignee: The Procter & Gamble CompanyInventors: Donna Jean Haeggberg, William Michael Scheper
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Patent number: 5939373Abstract: Automatic dishwashing detergent compositions comprising phosphate builder and metal-containing bleach catalyst, preferably catalysts containing manganese and/or selected from selected cobalt/ammonia catalysts. Preferred compositions comprise cobalt bleach catalyst having the formula:?Co(NH3).sub.n (M).sub.m (B).sub.b !T.sub.ywherein cobalt is in the +3 oxidation state; n is 4 or 5 (preferably 5); M is one or more ligands coordinated to the cobalt by one site; B is a ligand coordinated to the cobalt by two sites; b is 0 or 1 (preferably 0); and when b=0, then m+n 6, and when b=1, then m=0 and n=4; and T is one or more appropriately selected counteranions present in a number y, wherein y is an integer to obtain a charge-balanced salt (preferably y is 1-3; most preferably 2 when T is a -1 charged anion); and wherein further the catalyst has a base hydrolysis rate constant of less than 0.23M.sup.-1 s.sup.-1 at 25.degree. C. Preferred automatic dishwashing compositions further comprise amylase and/or protease.Type: GrantFiled: February 24, 1998Date of Patent: August 17, 1999Assignee: The Procter & Gamble CompanyInventors: Donna Jean Haeggberg, William Michael Scheper
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Patent number: 5929018Abstract: There is provided a non-phosphate builder-containing detergent composition formulated with a surfactant, a water-soluble organic polymeric polycarboxylic compound, a chelant, an amylase and a source of alkalinity, wherein (a) said water-soluble organic polymeric polycarboxylic compound is in amount less than 3% by weight, (b) said chelant is in amount from 0.1% to 10% by weight, (c) said amylase is in amount from 0.001% to 5% by weight, and (d) said alkalinity source has the capacity to deliver alkalinity to a wash solution as measured by the alkalinity release test described herein, such that the % weight NaOH equivalent of the composition is greater than 8.0% by weight of the composition. Also provided herein is a method for reducing fabric encrustation which comprises contacting the fabric with an effective amount of an aqueous solution of said detergent composition.Type: GrantFiled: September 10, 1997Date of Patent: July 27, 1999Assignee: Procter & Gamble Co.Inventors: Gerard Marcel Baillely, Richard Timothy Hartshorn, Christian Leo Marie Vermote
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Patent number: 5880088Abstract: A rinse aid composition for use on plasticware is herein described which requires lower concentration of conventional hydrocarbon surfactants, exhibits adequate sheeting on the plasticware and acceptable drying time which prior rinse aids have failed to provide without special handling. The compositions described contain hydrocarbon surfactants and a polyether or polybetaine polysiloxane copolymer surfactant alone or in combination with a fluorinated hydrocarbon surfactant. The composition may be formulated as a solid or liquid suitable for dilution to form an aqueous rinse used to contact the plasticware in a warewashing machine.Type: GrantFiled: April 29, 1997Date of Patent: March 9, 1999Assignee: Ecolab Inc.Inventors: Steven E. Lentsch, Matthew J. Sopha
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Patent number: 5880089Abstract: A rinse aid composition for use on plasticware is herein described which requires lower concentration of conventional hydrocarbon surfactants, exhibits adequate sheeting on the plasticware and acceptable drying time which prior rinse aids have failed to provide without special handling. The compositions described contain hydrocarbon surfactants and a polyether or polybetaine polysiloxane copolymer surfactant in combination with a fluorinated hydrocarbon surfactant. The composition may be formulated as a solid or liquid suitable for dilution to form an aqueous rinse used to contact the plasticware in a warewashing machine.Type: GrantFiled: April 29, 1997Date of Patent: March 9, 1999Assignee: Ecolab Inc.Inventors: Steven E. Lentsch, Victor F. Man, Matthew J. Sopha
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Patent number: 5772786Abstract: A method of cleaning soiled dishes comprising contacting said dishes with a composition comprising a lipased derived from pseudomonas pseudolacaligenes, a lime soap dispersant having an lime soapdispersing power of no more than eight, and a suds suppressing agent which contains either a silicone suds suppressing agent or a 2-alkyl alcanol suds suppressing agent.Type: GrantFiled: August 30, 1996Date of Patent: June 30, 1998Assignee: The Procter & Gamble CompanyInventors: Beatrijs Lutgarde A. De Smet, Johan Gerwin L. Pluyter, Lynda Anne Jones
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Patent number: 5731277Abstract: A composition and method for inhibiting the extraction of transition metals from tableware washed in automatic dishwashers is described. The composition contains an aluminum species in which substantially all of the aluminum (III) ions are present as aluminum tetrahydroxide. A bleaching agent, a builder and optionally a surfactant and a silicate are present. The composition has a pH of less than about 10. A process for preparing the composition is also described.Type: GrantFiled: June 21, 1996Date of Patent: March 24, 1998Assignee: Lever Brothers Company, Division of Conopco, Inc.Inventors: Richard Gerald Gary, Petrus Adrianus Johannes Marinus Angevaare, Arnold Oscar Jensen, Leonard Van Gorkom
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Patent number: 5703030Abstract: Bleach compositions comprising certain carboxylate-containing cobalt catalysts are provided. More specifically, the invention relates to automatic dishwashing detergents and laundry compositions which provide enhanced cleaning/bleaching benefits (especially tea stain removal) through the selection of cobalt catalysts having the formula:?Co(NH.sub.3).sub.5 M!T.sub.ywherein cobalt is in the +3 oxidation state; and M is a substituted and unsubstituted C.sub.1 -C.sub.30 carboxylate-containing ligand having the formula RC(O)O--.Type: GrantFiled: October 25, 1996Date of Patent: December 30, 1997Assignee: The Procter & Gamble CompanyInventors: Christopher Mark Perkins, William Michael Scheper
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Patent number: 5698506Abstract: A composition and method for inhibiting lead corrosion of fine tableware washed in automatic dishwashers is disclosed. The composition comprises an aluminum salt which dissolves at a rate to deliver less than 0.56 mM aluminum(III) per minute at 42.degree. C. to a wash liquor, a bleaching agent, a builder and optionally a surfactant. The composition has a pH of less than about 10 and is substantially free of silicates.Type: GrantFiled: May 19, 1995Date of Patent: December 16, 1997Assignee: Lever Brothers Company, Division of Conopco, Inc.Inventors: Petrus Andrianus Angevaare, Richard Gerald Gary
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Patent number: 5686402Abstract: Laundry detergent compositions containing a detergent surfactant, a detergent builder, and from about 0.1% to about 50% by weight ethylene dicysteate or its acid form are disclosed. These compositions provide enhanced removal of organic stains, such as food and beverage stains particularly polyphenolic stains such as wine, blueberry, tea, coffee, morello juice and the like.Type: GrantFiled: December 27, 1995Date of Patent: November 11, 1997Assignee: Lever Brothers Company, Division of Conopco, Inc.Inventors: Eddie Nelson Gutierrez, Shang-Ren Wu, Robert Vermeer
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Patent number: 5584888Abstract: Bleaching compositions, laundry and automatic dishwashing detergent compositions comprising particular neutral or anionically charged substituted bleach activators are provided. More specifically, the invention relates to compositions which provide enhanced cleaning/bleaching benefits through the selection of perhydrolysis-selective bleach activators having specific leaving groups with a conjugate acid pK.sub.a above 13 and with specific ratios of the rate of perhydrolysis to the rate of hydrolysis and the rate of perhydrolysis to the rate of diacylperoxide production. Included are preferred activator compounds and methods for washing fabrics, hard surfaces, and tableware using the activators.Type: GrantFiled: August 31, 1994Date of Patent: December 17, 1996Inventors: Gregory S. Miracle, Alan D. Willey, Kevin L. Kott, Michael E. Burns
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Patent number: 5578136Abstract: Automatic dishwashing detergent compositions, comprising particular quaternary-substituted bleach activators, are provided. More specifically, the invention relates to granular automatic dishwashing detergents which provide enhanced cleaning/bleaching benefits through the selection of quaternary-substituted bleach activators having specific features, such as caprolactam or valerolactam leaving groups and/or the ability to form particular cationic aliphatic peracid structures in solution. Preferred automatic dishwashing compositions comprise amylase enzymes. Included are preferred activator compounds and methods for washing tableware in domestic automatic dishwashing appliances using the activators.Type: GrantFiled: August 31, 1994Date of Patent: November 26, 1996Assignee: The Procter & Gamble CompanyInventors: Lucille F. Taylor, Mark R. Sivik, Alan D. Willey, James C. T. Burckett-St. Laurent, Frederick A. Hartman
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Patent number: 5545346Abstract: There is provided a rinse aid composition containing an organo aminophosphonic acid or its salts or complexes. The pH of said composition as a 1% solution in distilled water at 20.degree. C. is preferably less than 7.Type: GrantFiled: December 6, 1994Date of Patent: August 13, 1996Assignee: The Procter & Gamble CompanyInventors: Fiona S. MacBeath, John S. Park
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Patent number: 5545344Abstract: A phosphate-free liquid dishwashing composition containing at least one protease enzyme and an amylase enzyme has been found to be very useful as an automatic dishwasher composition.Type: GrantFiled: October 17, 1994Date of Patent: August 13, 1996Assignee: Colgate-Palmolive Co.Inventors: Patrick Durbut, Fahim Ahmed, Julien Drapier