Abstract: A method for manufacturing a shaped article comprising the step of cutting a shaped article from a first article; wherein as the shaped article is cut from the first article the shaped article's cross-section is deformed and wherein the first article's cross-section is shaped such that it compensates for the deformation during the cutting step so as to achieve a shaped article with a desired cross-section. Shaped articles and compositions comprising shaped articles are also described.
Type:
Grant
Filed:
December 6, 2007
Date of Patent:
October 18, 2011
Assignee:
The Procter & Gamble Company
Inventors:
Stefan James Egan, Michael McDonnell, Sanjeev Sharma
Abstract: According to the present invention there is provided a laundry detergent composition, comprising a hueing dye and a pearlescent agent, wherein the hueing dye exhibits a hueing efficiency of at least 10 and a wash removal value in the range of from about 30% to about 85%.
Type:
Grant
Filed:
September 22, 2008
Date of Patent:
August 23, 2011
Assignee:
The Procter & Gamble Company
Inventors:
Rajan Keshav Panandiker, Kerry Andrew Vetter, David Scott Dunlop, Karel Jozef Maria Depoot
Abstract: The present invention relates to a solid laundry detergent composition comprising a detersive surfactant and a reactive dye, wherein upon contact with water the composition has an equilibrium pH of 10.5 or greater at a concentration of 4 g/l in de-ionized water and at a temperature of 20° C.
Abstract: A gravity discharge device for liquids, especially concentrated liquid detergents, comprises a valve guide system whose surface area optimizes liquid flow. The discharge is especially useful with concentrated (“2×”) liquid detergents, whose viscosities tend to unacceptably slow their flow rate from home-use containers, especially when the containers progressively empty after multiple uses.
Type:
Grant
Filed:
March 5, 2008
Date of Patent:
August 16, 2011
Assignee:
The Procter & Gamble Company
Inventors:
Joseph Craig Lester, Julius Austria Coronel, Christopher Lawrence Smith
Abstract: A multi-compartment pouch suitable for use in a laundry application comprising a water-soluble film and having at least a first and a second compartment, wherein each compartment comprises a composition, characterized in that the second compartment comprises a whitening agent that exhibits a hueing efficiency of at least 5 and a wash removal value in the range of from about 30% to about 95%.
Type:
Grant
Filed:
June 11, 2009
Date of Patent:
June 21, 2011
Assignee:
The Procter & Gamble Company
Inventors:
Alice Michele Boutoille, Florence Catherine Courchay, Michael Alan John Moss, Pandora Sifnioti
Abstract: A washing system for use in cleaning or washing a soiled substrate or substrates, the system comprising: a. a washing zone for contacting and washing the soiled substrate with wash liquor; b. a feed supply for providing hot or cold feed water to the washing zone; c. a wash liquor cleanup and recycle zone in fluid communication with the washing zone d. an effluent storage and/or discharge zone; and optionally one or more of e. a product dispensing zone; f. means for sonically or ultrasonically treating the soiled substrate in the washing zone or in a washing pre-treatment zone; g. an electrolysis zone for electrolysing the feed water or wash liquor; h. a wash liquor disinfection zone; and i. a feed water softening zone; The wash liquor cleanup and recycle zone preferably comprises an ultrafiltration or microfiltration device having a cut-off in the range from about 1000 Daltons to about 1 ?m, preferably from about 0.05 ?m to about 0.
Type:
Grant
Filed:
May 17, 2005
Date of Patent:
May 31, 2011
Assignee:
The Procter & Gamble Company
Inventors:
Peter Gerard Gray, Graeme Duncan Cruickshank, Adam Costello, Michael Duncan
Abstract: Premoistened wipes for household use. The wipes are disposable. The wipes may be used to treat household surfaces including fabric-based surfaces. The wipes may include microencapsulated materials such as perfume and/or other benefit agents. The present invention also relates to a method for treating household surfaces utilizing the wipes of the present invention.
Type:
Grant
Filed:
May 31, 2006
Date of Patent:
May 24, 2011
Assignee:
The Procter & Gamble Company
Inventors:
Rajan Keshav Panandiker, Glenn Thomas Jordan, IV, Alice Jean Michels
Abstract: Laundry treatment composition comprising a substituted polysaccharide having a degree of substitution, DS, of from 0.01 to 0.99 and a specific degree of blockiness, DB, such that either DS+DB is of at least 1 or DB+2DS?DS2 is of at least 1.20, and a laundry adjunct ingredient.
Abstract: The present invention relates to a spray-drying process for the preparation of a spray-dried detergent powder having a bulk density of 426 g/l or less, wherein the spray-dried detergent powder comprises an anionic detersive surfactant and from 0 wt % to 10 wt % zeolite builder and from 0 wt % to 10 wt % phosphate builder, and wherein the process comprises the step of: (a) preparing an aqueous slurry suitable for spray-drying comprising from 30 wt % to 60 wt % water and from 40 wt % to 70 wt % non-aqueous material, wherein the non-aqueous material comprises an inorganic component and an organic component, wherein the weight ratio of the inorganic component to organic component is in the range of from 0.3:1 to 5:1; and (b) spraying the slurry into a spray-drying tower, wherein the temperature of the slurry as it enters the spray-drying tower is in the range of from 65° C. to 140° C., and wherein the outlet air temperature of the spray-drying tower is in the range of from 70° C. to 120° C.
Type:
Grant
Filed:
October 16, 2007
Date of Patent:
May 24, 2011
Assignee:
The Procter & Gamble Company
Inventors:
Nigel Patrick Somerville Roberts, Paul Andrzej Luksza, Gordon Ridley, Callum Niall Fergus Finlay, Alan Thomas Brooker