Nitrogen Containing Organic Surfactant Devoid Of Covalently Bonded Anionic Substituents (e.g., Cationic, Nonionic, Etc., Surfctant) Patents (Class 510/341)
  • Patent number: 5710118
    Abstract: A detergent composition comprises clay, a surfactant system and a copolymer of N-vinylimidazole and N-vinylpyrrolidone. The copolymer is present in the detergent composition in an amount of 0.01% to 10.0% by weight. The copolymer has an average molecular weight of from 5,000 to 50,000 and a molar ratio of N-vinylimidazole to N-vinylpyrrolidone of from 1:1 to 1:02.
    Type: Grant
    Filed: January 16, 1996
    Date of Patent: January 20, 1998
    Assignee: The Procter & Gamble Company
    Inventors: Alfred Busch, Andre Christian Convents, Petrus Johannes Leeuwen
  • Patent number: 5710119
    Abstract: A detergent composition comprising a surfactant system substantially free of linear alkyl benzene sulfonate and a copolymer of N-vinylimidazole and N-vinylpyrrolidone. The copolymer is present in the detergent composition in an amount of 0.01% to 10.0% by weight and has an average molecular weight of from 5,000 to 1,000,000. The molar ratio of N-vinylimidazole to N-vinylpyrrilidone in the copolymer is from 1:1 to 1:0.2.
    Type: Grant
    Filed: January 16, 1996
    Date of Patent: January 20, 1998
    Assignee: The Procter & Gamble Company
    Inventors: Alfred Busch, Andre Christian Convents
  • Patent number: 5686402
    Abstract: 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: Grant
    Filed: December 27, 1995
    Date of Patent: November 11, 1997
    Assignee: Lever Brothers Company, Division of Conopco, Inc.
    Inventors: Eddie Nelson Gutierrez, Shang-Ren Wu, Robert Vermeer
  • Patent number: 5668098
    Abstract: Laundry detergent compositions containing a detergent surfactant, a detergent builder, and from about 0.1% to about 50% by weight ethylene aspartate cysteate sequestrants 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: Grant
    Filed: March 19, 1996
    Date of Patent: September 16, 1997
    Assignee: Lever Brothers Company, Division of Conopco, Inc.
    Inventors: Eddie Nelson Gutierrez, Shang-Ren Wu, Robert Charles Vermeer
  • Patent number: 5635466
    Abstract: A concentrated aqueous surfactant solution comprising alkyl ether sulphate and alkaline earth metal, preferably magnesium. The composition is a stable liquid which is suitable for making into cleaning products, especially dish washing liquids. The concentrated surfactant solution can be prepared by partial neutralisation of the acid precursor with the hydroxide or oxide of the alkaline earth metal, followed by a further neutralisation with the hydroxide of an alkali metal or ammonium.
    Type: Grant
    Filed: October 20, 1995
    Date of Patent: June 3, 1997
    Assignee: The Procter & Gamble Company
    Inventors: Allan Burdon, Katherine J. Cope, Wendy Coppenrath, Guy Stasino, Brian E. Talkes, Stefano Zenezini
  • Patent number: 5632780
    Abstract: 1,2-Octanediol is used to clean soiled fabrics. Thus, cleaning compositions comprising 1,2-octanediol, preferably in combination with solvents, are impregnated into carrier sheets. The sheets are tumbled with soiled fabrics inside of a plastic bag. The resulting home dry cleaning process leaves the fabrics clean and refreshed.
    Type: Grant
    Filed: October 17, 1995
    Date of Patent: May 27, 1997
    Assignee: The Procter & Gamble Company
    Inventor: Michael P. Siklosi
  • Patent number: 5630848
    Abstract: A home dry cleaning article is provided. Thus, a hydroentangled carrier sheet comprising mixed cellulosic, rayon, polyester and optional bicomponent fibers which is releasably impregnated with solvents such as butoxy propoxy propanol, 1,2-octanediol as a wetting agent, water and an emulsifier is prepared. The article is placed in a plastic bag with soiled garments and tumbled in a hot-air clothes dryer. The garments are cleaned and refreshed.
    Type: Grant
    Filed: October 17, 1995
    Date of Patent: May 20, 1997
    Assignee: The Procter & Gamble Company
    Inventors: Terrill A. Young, Jane L. Bavely, Timothy C. Roetker, Maxwell G. Davis
  • Patent number: 5595681
    Abstract: Liquid laundry detergents containing an improved biodegradable clay soil removal/anti-deposition agent which is a mixture of a polyamino acid (or a salt thereof) and a polyalkylene glycol.
    Type: Grant
    Filed: June 6, 1995
    Date of Patent: January 21, 1997
    Assignee: The Procter & Gamble Company
    Inventors: Rajan K. Panandiker, Yueqian Zhen
  • Patent number: 5591236
    Abstract: Aqueous cleaning compositions containing solvents such as butoxy propoxy propanol (BPP) are emulsified using low levels of polyacrylate emulsifiers. Thus, an emulsion comprising BPP, a polyacrylate, optional surfactants, optional 1,2-octanediol and water is applied to fabrics in a home dry cleaning operation.
    Type: Grant
    Filed: October 17, 1995
    Date of Patent: January 7, 1997
    Assignee: The Procter & Gamble Company
    Inventor: Timothy C. Roetker
  • Patent number: 5580495
    Abstract: A carpeting shampoo is provided wherein several sodium salts, namely, sodium pyrophosphate, sodium silicate and sodium sulfate are added to a sodium lauryl sulfate detergent to form an aqueous solution. Also added is a alcohol, an amine and a glycol ether. The addition of such alkali metal salts enhances the cleaning effectiveness of such detergent.
    Type: Grant
    Filed: March 17, 1995
    Date of Patent: December 3, 1996
    Inventor: Robert Young
  • Patent number: 5536436
    Abstract: A liquid laundry detergent composition containing not more than 50% water by weight of the total liquid detergent composition, from about 0.0001 to about 1.0% on an active basis of a lipolytic enzyme, and further comprising a specially selected soap selected from the group consisting of specific C.sub.8 -C.sub.24 secondary carboxyl materials; specific secondary carboxyl materials wherein the carboxyl substituent is on a ring hydrocarbyl unit; and specific C.sub.10 -C.sub.24 primary or secondary carboxyl compounds and specific C.sub.10 -C.sub.24 tertiary carboxyl compounds. A pretreatment laundering process using the composition is also disclosed.
    Type: Grant
    Filed: May 27, 1994
    Date of Patent: July 16, 1996
    Assignee: The Procter & Gamble Company
    Inventor: Kakumanu Pramod
  • Patent number: 5534197
    Abstract: Gemini polyhydroxy fatty acid amide compounds and laundry, cleaning, fabric and personal care compositions comprising these compounds.
    Type: Grant
    Filed: November 21, 1994
    Date of Patent: July 9, 1996
    Assignee: The Procter & Gamble Company
    Inventors: Jeffrey J. Scheibel, Daniel S. Connor, Yi-Chang Fu