Patents by Inventor Jian-Zhong Yang

Jian-Zhong Yang 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).

  • Patent number: 6849252
    Abstract: A hair care composition includes a polypropylene glycol and a gel matrix. The polypropylene glycol is selected from a single-polypropylene glycol-chain segment polymer, a multi-polypropylene glycol-chain segment polymer, and mixtures thereof. The single-polypropylene glycol-chain segment polymer is of the formula (I): HO—(C3H6O)Ha, wherein a is a value from about 20 to about 100. The multi-polypropylene glycol-chain segment polymer is of formula (I), wherein n is a value from about 0 to about 10, each R is independently selected from the group consisting of H, and C1-C30 alky, each b is independently a value from about 0 to about 2, c and d are independently a value from about 0 to about 2, b+c+d is at least about 2, each e is independently a value of 0 or 1, each x, y, and z is independently a value of from about 7 to about 100, and x+y+z is greater than about 20. Te gel matrix includes a cationic surfactant, a solid fatty compound and water.
    Type: Grant
    Filed: September 3, 1999
    Date of Patent: February 1, 2005
    Assignee: The Procter & Gamble Company
    Inventors: Jian-Zhong Yang, Yukiko Foong, Fumiko Furukawa
  • Publication number: 20040223938
    Abstract: Disclosed is a hair conditioning composition comprising by weight: (a) 0.01-10% of a mono-long alkyl quaternized ammonium salt cationic surfactant; (b) 2-20% of a high melting point fatty compound; (c) 0.0014% of a polysorbate; and (d) an aqueous carrier. The hair conditioning composition of the present invention can provide clean feel during and after rinsing the hair, while providing improved conditioning benefits to the hair.
    Type: Application
    Filed: April 16, 2004
    Publication date: November 11, 2004
    Inventors: Yujun Li, Jian-Zhong Yang, Jun Hasegawa
  • Patent number: 6767875
    Abstract: Disclosed is a hair conditioning composition comprising: (1) from about 0.01% to about 10% of a carboxylic acid/carboxylate copolymer; (2) from about 0.1% to about 10% of a moisturizing agent selected from the group consisting of a polypropylene glycol, an alkyl ethoxylate, and mixtures thereof; and (3) an aqueous carrier. Further disclosed is a method of making such hair conditioning compositions.
    Type: Grant
    Filed: March 4, 2002
    Date of Patent: July 27, 2004
    Assignee: The Procter & Gamble Company
    Inventors: Michael Albert Snyder, Jian-Zhong Yang
  • Publication number: 20040096412
    Abstract: Disclosed is a hair conditioning composition comprising by weight: (a) from about 0.1% to about 20% of a silicone system comprising a first silicone having a high viscosity, a second silicone having a low viscosity, and a third silicone which is an aminosilicone; (b) from about 0.1% to about 10% of an amidoamine; (c) an acid at a level such that the mole ratio of amidoamine to acid is from about 1:0.3 to about 1:1.3; (d) from about 0.1% to about 20% of a high melting point fatty compound; and (e) an aqueous carrier. The hair conditioning composition of the present invention can provide improved silicone deposition, thus provide improved conditioning benefits such as softness and smoothness.
    Type: Application
    Filed: October 2, 2003
    Publication date: May 20, 2004
    Applicant: The Procter & Gamble Company
    Inventors: Nobuaki Uehara, Jian-Zhong Yang
  • Patent number: 6730292
    Abstract: Hair care compositions include a polypropylene glycol, an ester oil, and a gel matrix comprising a cationic surfactant, a solid fatty compound, and water. Hair care compositions also include a polypropylene glycol, an ester oil selected from a pentaerythritol ester oil, a trimethylol ester oil, and mixtures thereof, and a suitable carrier. The polypropylene glycol has a weight average molecular weight of from about 200 g/mol to about 100,000 g/mol. The HLB value of the ester oil is less than about 4.
    Type: Grant
    Filed: March 4, 2002
    Date of Patent: May 4, 2004
    Assignee: The Procter & Gamble Company
    Inventors: Jian-Zhong Yang, Ananthanarayan Venkateswaran
  • Publication number: 20030206883
    Abstract: Disclosed are hair care compositions including a polyalkyleneglycol(n)alkylamine of the formula (I and II), or mixtures thereof, wherein each R is independently a saturated, unsaturated, straight or branched alkyl group having from 1 to about 30 carbon atoms, R′ is a saturated, unsaturated, straight or branched alkyl group having from 1 to about 4 carbon atoms, each m is 2 or 3, each n is 2 or 3, each x and each y are independently a number of 1 or more wherein the sum of each x and each y is from about 3 to about 9; and wherein X—is any safe and suitable salt forming anion selected from the group consisting of chloride, bromide, iodide, acetate, citrate, lactate, glycolate, phosphate, nitrate, sulfonate, sulfate, alkylsulfate, alkyl sulfonate, glutamate, aspartate, and mixtures thereof; and wherein the melting point of the polyalkyleneglycol(n)alkylamine is less than about 45° C.
    Type: Application
    Filed: September 12, 2002
    Publication date: November 6, 2003
    Inventor: Jian-Zhong Yang
  • Publication number: 20030091524
    Abstract: Disclosed is a hair care composition that includes a conditioning polymer soluble in fatty alcohols and cationic surfactants that incorporates polysiloxane-containing radically polymerizable monomers, fatty alcohols, cationic surfactants, and an aqueous carrier.
    Type: Application
    Filed: August 27, 2002
    Publication date: May 15, 2003
    Inventors: Jian-Zhong Yang, Kiichiro Nakamura
  • Publication number: 20030084519
    Abstract: Disclosed are hair care compositions including a polyalkyleneglycol(n)alkylamine of formula (I), (II), or mixtures thereof, wherein each R is independently a saturated, unsaturated, straight or branched alkyl group having from 1 to about 30 carbon atoms, R′ is a saturated, unsaturated, straight or branched alkyl group having from 1 to about 4 carbon atoms, each m is 2 or 3, each n is 2 or 3, each x and each y are independently a number of 1 or more wherein the sum of each x and each y is from about 3 to about 9; and wherein X- is any safe and suitable salt forming anion selected from the group consisting of chloride, bromide, iodide, acetate, citrate, lactate, glycolate, phosphate, nitrate, sulfonate, sulfate, alkylsulfate, alkyl sulfonate, glutamate aspartate, and mixtures thereof; and wherein the melting point of the polyalkyleneglycol(n)alkylamine is less than about 45° C.; and a gel matrix comprising a cationic surfactant, a solid fatty compound, and water.
    Type: Application
    Filed: August 23, 2002
    Publication date: May 8, 2003
    Inventor: Jian-Zhong Yang
  • Publication number: 20020012646
    Abstract: Disclosed are hair conditioning shampoo compositions comprising: a) from about 5% to about 50%, by weight, of a surfactant component selected from the group consisting of anionic surfactants, amphoteric surfactants, or a combination of anionic and amphoteric or zwitterionic surfactants where the amphoteric surfactants are anionic or zwitterionic at the pH of the composition; b) from about 0.01% to about 5%, by weight, of a water soluble, organic, cationic polymer hair conditioning agent having a cationic charge density of from about 0.1 meq/gram to about 1.2 meq/gram and wherein said water soluble, organic, cationic polymer hair conditioning agent has a molecular weight greater than 600,000; and c) an aqueous carrier.
    Type: Application
    Filed: May 11, 2001
    Publication date: January 31, 2002
    Inventors: Douglas Allan Royce, Robert Lee Wells, Eric Scott Johnson, Jacob Daniel Taylor, Kiichiro Nakamura, Jian-Zhong Yang
  • Patent number: 6074628
    Abstract: The present invention relates to hairspray compositions comprising from about 50% to about 99.9% by weight of an alcohol solvent, and from about 0.1% to about 30% by weight of a silicone-containing adhesive block copolymer having a weight average molecular weight from about 10,000 grams/mole to about 10,000,000 grams/mole and which is formed from the free radical polymerization of an ethylenically unsaturated monomer with select silicone macroinitiators, preferably silicone macroazoinitiators. The hairspray compositions, when dried, preferably have a cohesive strength of greater than about 0.5 kgf/mm.sup.2, a total energy absorption per unit volume of greater than about 0.55 kgfmm/mm.sup.3, an impact strength of greater than about 7000 ergs, and an improved removeability from hair as defined by a hair stiffness value of from 0 to about 3.5 (0 to 4 scale) and a hair flaking value of from 0 to about 3.5 (0 to 4 scale).
    Type: Grant
    Filed: September 29, 1997
    Date of Patent: June 13, 2000
    Assignee: Procter & Gamble
    Inventors: Raymond Edward Bolich, Jr., Kathleen Bridget Jividen, Sanjeev Midha, Christopher Todd Morrissey, Peter Marte Torgerson, Jian Zhong Yang