Abstract: Detergent formulations containing cationic nitriles are shown to exhibit reduced silver tarnishing as compared to similar formulations containing TAED.
Type:
Grant
Filed:
March 24, 2000
Date of Patent:
April 10, 2001
Assignee:
Unilever Home & Personal Care, USA, division of Conopco,
Inc.
Abstract: An oral product and method is provided for inhibiting tartar formation on the teeth. The product is housed in a container and includes a first composition containing a water soluble calcium phosphate salt or monolithic combination of calcium and phosphate salts in a carrier with the first composition having a pH less than 7, and a second composition containing an alkaline material and a fluoride ion source in a carrier to achieve a pH greater than 7.5. The first and second compositions are separated from one another prior to use. When combined upon application to the teeth, the first and second compositions form a system for inhibiting tartar around the teeth.
Type:
Grant
Filed:
September 13, 1999
Date of Patent:
March 27, 2001
Assignee:
Unilever Home & Personal Care USA, division of Conopco,
Inc.
Inventors:
G Jae Lee, Alexander George Ziemkiewicz, David Robert Williams, Stephen Roy Barrow
Abstract: A method of imparting improved conditioning properties to hair comprising treating the hair with a conditioning composition comprising a silicone compound having at least one quaternary ammonium moiety and ethoxylated monoalkyl quat.
Type:
Grant
Filed:
July 20, 1999
Date of Patent:
March 27, 2001
Assignee:
Unilever Home & Personal Care USA, division of Conopco,
Inc.
Abstract: A low total fatty matter content detergent bar composition comprising a surfactant 25-70% total fatty matter, 9-16% by weight colloidal aluminium hydroxide and 12-52% water. The invention also comprises a process for preparing a detergent bar comprising a surfactant, 25-70% total fatty matter, 0.5-20% colloidal aluminium hydroxide and 15-52% water, comprising the steps of reacting one or more fatty acids or fats with sodium aluminate with a solid content of 20-55% wherein the Al2O3 to Na2O ratio is in the region 0.5-1.55:1 to obtain a mixture of aluminium hydroxide and soap at a temperature of between 40° C. and 95° C., adding a predetermined amount of water to the mixture of aluminium hydroxide and soap, adding any further minor additives, and converting the product into bars.
Type:
Grant
Filed:
December 9, 1999
Date of Patent:
March 27, 2001
Assignee:
Unilever Home & Personal Care USA, division of Conopco,
Inc.
Abstract: An electrically operated toothbrush and method for cleaning teeth and stimulating gums is provided. The toothbrush includes a handle, a brushhead connected to the handle having a plurality of hollow filament bristles, passageways through the handle and brushhead for transporting fluid such as water into and through the hollow filament bristles, an electrical energy source in the handle and a vibratory element for imparting a pulsation to the fluid being transported.
Type:
Grant
Filed:
April 14, 1999
Date of Patent:
March 20, 2001
Assignee:
Unilever Home & Personal Care USA, division of Conopco,
Inc.
Inventors:
David Robert Williams, Richard Steven Hart
Abstract: The conditioning performance of small particle size emulsified silicone in a surfactant-based shampoo composition can be significantly boosted by the inclusion in the shampoo composition of an amino functionalised silicone. Accordingly, the invention provides an aqueous shampoo composition comprising, in addition to water:
i) at least one surfactant chosen from anionic, nonionic, zwitterionic or amphoteric surfactants or mixtures thereof;
ii) an amino functionalised silicone; and
iii) emulsified particles of an insoluble, non-amino functionalised silicone, in which the average silicone particle size of the emulsified non-amino functional silicone in the shampoo composition is less than 2 microns.
Type:
Grant
Filed:
March 4, 1999
Date of Patent:
February 27, 2001
Assignee:
Unilever Home & Personal Care USA, division of Conopco,
Inc.
Abstract: Cosmetic method for reducing or preventing body malodor by topically applying to human skin an active agent capable of sub-lethally reducing the bacterial production of odoriferous steroids, characterized in that the agent is an inhibitor of bacterial 4-ene reductase and/or 5&agr;-reductase.
Type:
Grant
Filed:
July 6, 1999
Date of Patent:
February 6, 2001
Assignee:
Unilever Home & Personal Care USA division of Conopco,
Inc.
Inventors:
John Carey, Jayne Elizabeth Ellis, Corrine Jane Austin
Abstract: Cosmetic method for reducing or preventing body malodor by topically applying to human skin an active agent capable of inactivating body malodor-causing microorganisms comprising corynebacteria, characterised in that the agent is capable of inactivating, of the corynebacteria, only those corynebacteria capable of catabolising fatty acids.
Type:
Grant
Filed:
July 6, 1999
Date of Patent:
January 9, 2001
Assignee:
Unilever Home & Personal Care USA, Division of Conopco,
Inc.
Inventors:
John Casey, Alexander Gordon James, Jayne Elizabeth Ellis, Gary Mycock, David Taylor
Abstract: A packaged skin product is provided which includes at least one regular or irregular polygonal shaped patch for adhesive application to the skin. An outer carton formed of a series of walls functions as a receptacle for storing the patches. A front wall of the outer carton includes a window of a size and shape identical to one of the patches. A plurality of these patches adhere to a single backing sheet which is enclosed within a sealed laminated pouch. The window serves to inform a potential customer as to the size and visual nature of the enclosed patches.
Type:
Grant
Filed:
November 19, 1999
Date of Patent:
January 2, 2001
Assignee:
Unilever Home & Personal Care USA, division of Conopco,
Inc.
Abstract: A detergent bleaching composition is provided comprising a compound inclug a specified pentadentate nitrogen-containing ligand. The compound can activate hydrogen peroxide or peroxyacids and provides favourable stain removal properties, particularly in the presence or iron, manganese or copper ions. In addition, an improved stability in alkaline aqueous environment has been obtained, in particular at the peroxy compound concentrations generally present in the fabric washing liquor.
Type:
Grant
Filed:
November 3, 1999
Date of Patent:
December 26, 2000
Assignee:
Unilever Home & Personal Care USA, division of Conopco, Inc.
Inventors:
Michel Gilbert Delroisse, Bernard Lucas Feringa, Ronald Hage, Roelant Mathijs Hermant, Robertus Everardus Kalmeijer, Jean Hypolites Koek, Christiaan Lamers, Minze Theunis Rispens, Stephen William Russell, Ronaldus Theodorus Vliet, Jane Whittaker
Abstract: An anhydrous foaming cleansing composition for topical application to the man skin, comprising an anionic surfactant, glycerine, polyethylene glycol, and a water insoluble benefit agent.
Type:
Grant
Filed:
August 12, 1999
Date of Patent:
December 19, 2000
Assignee:
Unilever Home & Personal Care USA, division of Conopco, Inc.
Abstract: Cosmetic method for reducing or preventing malodour by topically applying to human skin an active agent capable of inactivating body malodour-causing microorganisms comprising corynebacteria, characterised in that the agent is capable of inactivating, of the corynebacteria, only those corynebacteria capable of catabolising fatty acids.
Type:
Grant
Filed:
July 6, 1999
Date of Patent:
December 19, 2000
Assignee:
Unilever Home & Personal Care USA, division of Conopco, Inc.
Inventors:
John Casey, Jayne Elizabeth Ellis, Della Hyliands, Alexander Gordon James, Gary Mycock, David Taylor