Patents by Inventor Ramalingam Balamurugan

Ramalingam Balamurugan 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).

  • Hydrophilic polymer and membrane for oil-water separation and method of producing the same
    Patent number: 11117100
    Abstract: This invention relates to a hydrophilic polymer and membrane for oil-water separation. More particularly, this invention relates to a super hydrophilic polymer and membrane with zwitterionic property for oil-water separation, and method of producing the same. The hydrophilic polymer comprises polymer repeat units, each unit having at least one negatively charged carboxylic functional group and at least one positively charged amine functional group; and a monomer having a single aromatic ring and an imide functional group.
    Type: Grant
    Filed: January 18, 2017
    Date of Patent: September 14, 2021
    Assignee: NGEE ANN POLYTECHNIC
    Inventors: James Selvaraj Antony Prince, Sowrirajalu Bhuvana, Vanangamudi Anbharasi, Gurdev Singh, Pandurangan Mohan, Ramalingam Balamurugan
  • HYDROPHILIC POLYMER AND MEMBRANE FOR OIL-WATER SEPARATION AND METHOD OF PRODUCING THE SAME
    Publication number: 20190329184
    Abstract: This invention relates to a hydrophilic polymer and membrane for oil-water separation. More particularly, this invention relates to a super hydrophilic polymer and membrane with zwitterionic property for oil-water separation, and method of producing the same. The hydrophilic polymer comprises polymer repeat units, each unit having at least one negatively charged carboxylic functional group and at least one positively charged amine functional group; and a monomer having a single aromatic ring and an imide functional group.
    Type: Application
    Filed: January 18, 2017
    Publication date: October 31, 2019
    Applicant: NGEE ANN POLYTECHNIC
    Inventors: James Selvaraj ANTONY PRINCE, Sowrirajalu BHUVANA, Vanangamudi ANBHARASI, Gurdev SINGH, Pandurangan MOHAN, Ramalingam BALAMURUGAN
  • Method for producing optically active alcohol
    Patent number: 8563786
    Abstract: Disclosed is a method for producing an optically active alcohol including reacting a titanium compound, an aromatic magnesium compound and a carbonyl compound in the presence of an optically active biphenol compound having a predetermined structure and an ether compound having a predetermined structure.
    Type: Grant
    Filed: March 26, 2010
    Date of Patent: October 22, 2013
    Assignees: Mitsui Chemicals, Inc., Agency for Science, Technology and Research
    Inventors: Manabu Wadamoto, Kazuhiko Yoshinaga, Takushi Nagata, Seayad Abdul Majeed, Ramalingam Balamurugan, Chai Christina L. L.
  • METHOD FOR PRODUCING OPTICALLY ACTIVE ALCOHOL
    Publication number: 20120088938
    Abstract: Disclosed is a method for producing an optically active alcohol including reacting a titanium compound, an aromatic magnesium compound and a carbonyl compound in the presence of an optically active biphenol compound having a predetermined structure and an ether compound having a predetermined structure.
    Type: Application
    Filed: March 26, 2010
    Publication date: April 12, 2012
    Applicants: AGENCY FOR SCIENCE, TECHNOLOGY AND RESEARCH, MITSUI CHEMICALS, INC.
    Inventors: Manabu Wadamoto, Kazuhiko Yoshinaga, Takushi Nagata, Seayad Abdul Majeed, Ramalingam Balamurugan, Chai Christina L. L.