Patents by Inventor Hai Zhou

Hai Zhou 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).

  • Publication number: 20180079993
    Abstract: The present invention relates to composition, in particular, a fabric conditioning composition, comprising at least a quaternary ammonium compound, a cationic polysaccharide, a nonionic polymer. The composition has excellent conditioning performance. The invention also relates the processes for preparing the said composition.
    Type: Application
    Filed: February 25, 2016
    Publication date: March 22, 2018
    Inventors: Hai Zhou ZHANG, Nikolay CHRISTOV, Da Wei JIN, Lin HE
  • Publication number: 20180010070
    Abstract: The present invention relates to a composition comprising: (a) a bis-(2-hydroxypropyl)-dimethylammonium methyl-sulphate fatty acid ester having an average chain length of the fatty acid moieties of from 12 to 30 carbon atoms; (b) a cationic poly saccharide; and (c) a nonionic polysaccharide. The present invention also relates to the method of use of the composition.
    Type: Application
    Filed: January 27, 2016
    Publication date: January 11, 2018
    Inventors: Hai Zhou ZHANG, Nikolay CHRISTOV, Da Wei JIN, Lin HE
  • Publication number: 20180002639
    Abstract: The present invention relates to a method for reducing greying of a fabric when using a composition comprising a quaternary ammonium compound, for example, a fabric conditioning composition comprising a quaternary ammonium compound. The invention involves the use of a nonionic polysaccharide and reducing the amount of quaternary ammonium compound used.
    Type: Application
    Filed: January 15, 2016
    Publication date: January 4, 2018
    Inventors: Hai Zhou ZHANG, Nikolay CHRISTOV, Da Wei JIN, Lin HE
  • Publication number: 20170349859
    Abstract: The present invention provides a solid composition comprising (a) a quaternary ammonium compound and (b) between 9 wt % and 77 wt % of a polysaccharide based on the total weight of the solid composition. The solid composition showed excellent stability. The present invention also provides a process for preparing the solid composition and a liquid composition comprising said solid composition, and methods for conditioning a fabric by using the solid composition and the liquid composition as well.
    Type: Application
    Filed: December 22, 2015
    Publication date: December 7, 2017
    Inventors: Hai Zhou ZHANG, Nikolay CHRISTOV, Da Wei JIN, Lin HE
  • Publication number: 20170342346
    Abstract: The present invention provides a solid composition comprising a polysaccharide and a hydrophobic compound having a melting point of between 30° C. and 90° C. The solid composition may further comprise a quaternary ammonium compound, wherein the weight ratio of the polysaccharide and the hydrophobic compound is between 1:50 and 50:1. Preferably, the solid composition is substantially free or completely free of water. The solid composition shows excellent stability at a temperature up to 45° C. The present invention also provides a process for preparing the solid composition and a liquid composition comprising said solid composition, and a method for conditioning a fabric by using said solid composition or said liquid composition as well.
    Type: Application
    Filed: December 22, 2014
    Publication date: November 30, 2017
    Inventors: Hai Zhou ZHANG, Nikolay CHRISTOV, Da Wei JIN, Lin HE
  • Patent number: 9714400
    Abstract: The present invention concerns the use of C16-alkyl betaine as a fabric softener, notably for fabric softening compositions. The invention also concerns a method of treating fabric which comprises the step of contacting said fabric in the rinse cycle of a fabric washing machine with an aqueous medium containing a composition as defined herein.
    Type: Grant
    Filed: March 25, 2014
    Date of Patent: July 25, 2017
    Assignee: Rhodia Operations
    Inventors: Lin He, Hai Zhou Zhang
  • Publication number: 20170137750
    Abstract: The present invention relates to method for preparing composition containing at least a quaternary ammonium compound, a cationic polysaccharide, a fragrance material or perfume, a nonionic surfactant, and optionally a nonionic polysaccharide. The method notably comprises a step of preparing a premix of the fragrance material or perfume and the nonionic surfactant. Said composition may notably be used for fabric conditioning.
    Type: Application
    Filed: June 18, 2015
    Publication date: May 18, 2017
    Inventors: Hai Zhou ZHANG, Nikolay CHRISTOV, Da Wei JIN, Lin HE
  • Publication number: 20170130164
    Abstract: The present invention relates to a composition, in particular, a fabric conditioning composition, comprising at least a quaternary ammonium compound, a cationic polysaccharide, a nonionic polysaccharide and a fragrance material or perfume. In particular, the quaternary ammonium compound is a biodegradable quaternary ammonium compound. The composition has excellent softening performance and improved perfume longevity.
    Type: Application
    Filed: January 15, 2015
    Publication date: May 11, 2017
    Inventors: Hai Zhou ZHANG, Nikolay CHRISTOV, Da Wei JIN
  • Publication number: 20170130165
    Abstract: The present invention relates to a method for enhancing fragrance or perfume longevity of a composition by adding to the composition (a) a quaternary ammonium compound; (b) a cationic polysaccharide; (c) a nonionic polysaccharide; and (d) a fragrance material or perfume. In particular, the quaternary ammonium compound is a biodegradable quaternary ammonium compound. The composition has improved perfume longevity.
    Type: Application
    Filed: January 15, 2015
    Publication date: May 11, 2017
    Inventors: Hai Zhou ZHANG, Nikolay CHRISTOV, Da Wei JIN
  • Publication number: 20170121639
    Abstract: The present invention relates to a composition, in particular, a fabric conditioning composition, comprising at least a quaternary ammonium compound, a cationic polysaccharide and a nonionic polysaccharide. In particular, the quaternary ammonium compound is a biodegradable quaternary ammonium compound.
    Type: Application
    Filed: June 18, 2014
    Publication date: May 4, 2017
    Inventors: Hai Zhou ZHANG, Nikolay CHRISTOV, Da Wei JIN
  • Publication number: 20170121640
    Abstract: The present invention relates to a method for conditioning a fabric comprising the step of contacting the fabric with an aqueous medium comprising a composition, wherein the composition comprises: (a) a quaternary ammonium compound; (b) a cationic polysaccharide; and (c) a nonionic polysaccharide. In particular, the quaternary ammonium compound is a biodegradable quaternary ammonium compound. The composition has excellent softening performance and improved perfume longevity. The present invention also relates to use of said composition for conditioning a fabric.
    Type: Application
    Filed: January 15, 2015
    Publication date: May 4, 2017
    Inventors: Hai Zhou ZHANG, Nikolay CHRISTOV, Da Wei JIN
  • Patent number: 9552028
    Abstract: A portable electronic device includes a battery, a central processing unit (CPU), and voltage converting circuit. The battery includes an erasable programmable read-only memory (EPROM) and a signal terminal connected to the EPROM. The CPU includes a read/write control terminal. The voltage converting circuit includes a first power terminal connected to a first power supply, a second power terminal connected to a second power supply, a first port connected to the read/write control terminal through a 1-wire bus, and a second port connected to the signal terminal.
    Type: Grant
    Filed: October 18, 2012
    Date of Patent: January 24, 2017
    Assignees: SHENZHEN FUTAIHONG PRECISION INDUSTRY CO., LTD., Chi Mei Communication Systems, Inc.
    Inventor: Hai-Zhou Wu
  • Publication number: 20160340610
    Abstract: The present invention relates to a method for enhancing the stability of a composition comprising the steps of adding in the composition at least a fabric conditioning compound and a cationic polysaccharide. The resulting composition has excellent stability and long storage life, as well as, superior conditioning performance.
    Type: Application
    Filed: January 16, 2015
    Publication date: November 24, 2016
    Inventors: Hai Zhou ZHANG, Lin HE, Nikolay CHRISTOV
  • Publication number: 20160289602
    Abstract: The present invention then concerns a fabric softener composition that performs well on softening fabrics, which comprises a blend of amphoteric surfactant carrying a C12-C22-alkyl or C12-C22-alkenyl, a fatty acid or a fatty alcohol, and a polysaccharide or polysaccharide derivative. The invention also concerns the use of said softening composition to impart fabric softness to fabrics.
    Type: Application
    Filed: November 20, 2014
    Publication date: October 6, 2016
    Inventors: Hai Zhou ZHANG, Lin HE, William ZHAN
  • Publication number: 20160287508
    Abstract: The present invention concerns a hair conditioning composition comprising at least a fatty amphoteric surfactant, a fatty carboxylic acid and/or a fatty alcohol; and a cationic polysaccharide or cationic polysaccharide derivative, which can provide a good pearlescent effect and hair conditioning effect.
    Type: Application
    Filed: November 20, 2014
    Publication date: October 6, 2016
    Inventors: Hai Zhou ZHANG, Xi CHEN, William ZHAN
  • Publication number: 20160067153
    Abstract: The present invention concerns a translucent gel system, notably a hair conditioner gel, comprising at least a carboxylic acid, an alkoxylated alkyl or alkenyl amine and a cationic surfactant. Such a translucent gel system provides an excellent conditioning effect for washing skin and/or hair and a high transmittance.
    Type: Application
    Filed: April 23, 2014
    Publication date: March 10, 2016
    Applicant: RHODIA OPERATIONS
    Inventors: Xi CHEN, Hai Zhou ZHANG
  • Publication number: 20160053202
    Abstract: The present invention concerns the use of C16-alkyl betaine as a fabric softener, notably for fabric softening compositions. The invention also concerns a method of treating fabric which comprises the step of contacting said fabric in the rinse cycle of a fabric washing machine with an aqueous medium containing a composition as defined herein.
    Type: Application
    Filed: March 25, 2014
    Publication date: February 25, 2016
    Inventors: Lin HE, Hai Zhou ZHANG
  • Publication number: 20160032219
    Abstract: The present invention concerns the use of a C16-C22-alkyl or C16-C22-alkenyl amido alkyl betaine derivatives as a fabric softener, notably for fabric softening compositions. The invention also concerns a method of treating fabric which comprises the step of contacting said fabric in the rinse cycle of a fabric washing machine with an aqueous medium containing a composition as defined herein.
    Type: Application
    Filed: February 15, 2013
    Publication date: February 4, 2016
    Inventors: Lin HE, Hai Zhou ZHANG
  • Patent number: 9162893
    Abstract: A method for making a carbon nanotube composite preform includes following steps. A substrate is provided. Carbon nanotubes are formed on the substrate. The carbon nanotubes and the substrate are placed in a solvent for a predetermined time. The carbon nanotubes and the substrate are drawn from the solvent. The carbon nanotubes and the substrate are dried.
    Type: Grant
    Filed: August 5, 2013
    Date of Patent: October 20, 2015
    Assignees: Tsinghua University, HON HAI PRECISION INDUSTRY CO., LTD.
    Inventors: Hai-Zhou Guo, Feng-Wei Dai, Yuan Yao, Chang-Shen Chang, Chang-Hong Liu, Kai-Li Jiang
  • Patent number: 9124973
    Abstract: An earphone jack circuit includes an earphone jack configured to receive an earphone plug, a frequency modulation (FM) signal processing circuit electrically connected to the earphone jack, and an amplifying circuit. The FM signal processing circuit includes a first matching circuit electrically connected to the earphone jack, and an amplifying circuit electrically connected to the first matching circuit. The first matching circuit receives an initial FM signal from the earphone jack and executes a first filtering process for the initial FM signal when the earphone plug is inserted into the earphone jack. The amplifying circuit amplifies the filtered FM signal.
    Type: Grant
    Filed: December 11, 2012
    Date of Patent: September 1, 2015
    Assignees: SHENZHEN FUTAIHONG PRECISION INDUSTRY CO., LTD., Chi Mei Communication Systems, Inc.
    Inventor: Hai-Zhou Wu