Patents by Inventor Ulhas Kanhaiyalal Kharul

Ulhas Kanhaiyalal Kharul 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).

  • POLYMER LAYERED HOLLOW FIBER MEMBRANE BASED ON POLY(2,5-BENZIMIDAZOLE), COPOLYMERS AND SUBSTITUTED POLYBENZIMIDAZOLE
    Publication number: 20210370239
    Abstract: The present invention relates to a polymer layered hollow fiber membrane based on poly(2,5-benzimidazole) (ABPBI), ABPBI copolymers and substituted polybenzimidazole (PBI) and a process for preparation thereof.
    Type: Application
    Filed: October 21, 2019
    Publication date: December 2, 2021
    Inventors: Ulhas Kanhaiyalal KHARUL, Harshal Dilip CHAUDHARI, Nishina Achuthan SHOBHANA, Nitin Madhukarrao THORAT, Lavanya ALLADI, Vipin KUMAR, Saroj Shivram GAWAS, Shebeeb Hassan KUNJATTU
  • High aspect ratio nanoscale multifunctional materials
    Patent number: 10501317
    Abstract: The present invention discloses high aspect ratio multifunctional nanocomposite of CNF/polymer comprising of functionalized CNF incorporated with metal nanoparticles and phosphoric acid doped polybenzimidazole (PBI) along the inner and outer surfaces of hollow carbon nanofiber and to a process for fabrication of the same thereof.
    Type: Grant
    Filed: March 24, 2011
    Date of Patent: December 10, 2019
    Assignee: Council of Scientific & Industrial Research
    Inventors: Sreekumar Kurungot, Beena Kalasaparambil Balan, Ulhas Kanhaiyalal Kharul, Vijayamohanan Kunjuukrishna Pillai
  • Poly-benzimidazole with pyrene and anthracene flourophore
    Patent number: 10266654
    Abstract: The present invention discloses polymeric ionic liquid (PIL) composition comprising a polymer selected from PBI or ABPBI and their derivatives or analogues covalently attached to fluorescence moiety selected from poly aromatic hydrocarbons, preferably pyrene or anthracene. Further, the invention discloses a process for preparing said composition with enhanced fluorescence and stability. Also, disclosed herein is the use of said fluorescent PIL in detection of explosives, as membranes for gas permeation and as chemo sensors.
    Type: Grant
    Filed: February 27, 2015
    Date of Patent: April 23, 2019
    Assignee: Council of Scientific & Industrial Research
    Inventors: Sayali Vinayak Shaligram, Ulhas Kanhaiyalal Kharul, Prakash Purushottam Wadgaonkar
  • Co-ABPBI membranes and process for the preparation thereof
    Patent number: 10023705
    Abstract: Disclosed herein is co-ABPBI membranes comprising co-ABPBI of formula (I), Invention discloses a sol gel process for the synthesis of membranes comprising co-ABPBI of formula (I).
    Type: Grant
    Filed: September 1, 2014
    Date of Patent: July 17, 2018
    Assignee: COUNCIL OF SCIENTIFIC & INDUSTRIAL RESEARCH
    Inventors: Ulhas Kanhaiyalal Kharul, Kurungot Sreekumar, Harshal Dilip Chaudhari, Vinaya Bhagwat Ghodake
  • Asymmetric membranes based on BuPBI
    Patent number: 9987599
    Abstract: Asymmetric membranes in hollow fiber and flat sheet forms are disclosed herewith. The process of preparation of the membranes is further disclosed. The membranes are characterized and find application in the separation of gases and solutes.
    Type: Grant
    Filed: October 31, 2014
    Date of Patent: June 5, 2018
    Assignee: COUNCIL OF SCIENTIFIC & INDUSTRIAL RESEARCH
    Inventors: Ulhas Kanhaiyalal Kharul, Deepti Gangaram Bhagat, Harshal Dilip Chaudhari
  • Process for the preparation of MOFs-porous polymeric membrane composites
    Patent number: 9713796
    Abstract: Disclosed herein is an in-situ process for the preparation of Metallic Organic Framework's (MOF's)—polymer composites at room temperature, without requirement of pre-seeding o MOF's or substrate modification. Further, the invention provides MOF-polymer composites membranes, wherein MOF forms a layer substantially covering the porosity of the membrane.
    Type: Grant
    Filed: January 28, 2014
    Date of Patent: July 25, 2017
    Assignee: Council of Scientific & Industrial Research
    Inventors: Ulhas Kanhaiyalal Kharul, Rahul Banerjee, Divya Nagaraju
  • Blend membranes based on polybenzimidazole (PBI) and polymeric ionic liquids (PILs) and a process for the preparation thereof
    Patent number: 9663624
    Abstract: Blend membranes based on polybenzimidazole (PBI) and polymeric ionic liquids (PILs), wherein said PBI and aliphatic PIL blend enhances H+ and OH? ions conductivity, are provided. In particular, the blend membrane includes polybenzimidazole (PBI) and poly (diallyl dimethyl ammonium) trifluoromethane sulphonate with enhanced proton and hydroxyl ion conductivity.
    Type: Grant
    Filed: January 21, 2015
    Date of Patent: May 30, 2017
    Assignee: Council Of Scientific And Industrial Research
    Inventors: Ulhas Kanhaiyalal Kharul, Sreekumar Kurungot, Anita Sanwarmal Rewar, Harshal Dilip Chaudhari
  • POLY-BENZIMIDAZOLE WITH PYRENE AND ANTHRACENE FLOUROPHORE
    Publication number: 20160369057
    Abstract: The present invention discloses polymeric ionic liquid (PIL) composition comprising a polymer selected from PBI or ABPBI and their derivatives or analogues covalently attached to fluorescence moiety selected from poly aromatic hydrocarbons, preferably pyrene or anthracene. Further, the invention discloses a process for preparing said composition with enhanced fluorescence and stability. Also, disclosed herein is the use of said fluorescent PIL in detection of explosives, as membranes for gas permeation and as chemo sensors.
    Type: Application
    Filed: February 27, 2015
    Publication date: December 22, 2016
    Inventors: Sayali Vinayak SHALIGRAM, Ulhas Kanhaiyalal KHARUL, Prakash Purushottam WADGAONKAR
  • BLEND MEMBRANES BASED ON POLYBENZIMIDAZOLE (PBI) AND POLYMERIC IONIC LIQUIDS (PILS) AND A PROCESS FOR THE PREPARATION THEREOF
    Publication number: 20160340484
    Abstract: Blend membranes based on polybenzimidazole (PBI) and polymeric ionic liquids (PILs), wherein said PBI and aliphatic PIL blend enhances H+ and OH? ions conductivity, are provided. In particular, the blend membrane includes polybenzimidazole (PBI) and poly (diallyl dimethyl ammonium) trifluoromethane sulphonate with enhanced proton and hydroxyl ion conductivity.
    Type: Application
    Filed: January 21, 2015
    Publication date: November 24, 2016
    Inventors: Ulhas Kanhaiyalal KHARUL, Sreekumar KURUNGOT, Anita Sanwarmal REWAR, Harshal Dilip CHAUDHARI
  • Process for the preparation of membrane electrode assemblies (MEAs)
    Patent number: 9490488
    Abstract: PBI-based MEAs for high temperature Polymer Electrolyte Membrane Fuel Cell (PEMFC) were prepared by direct hot pressing of catalyst layer on Teflon sheets on to both sides of phosphoric acid doped PBI membrane (decal transfer). These MEAs show two times higher performance compared to the MEAs prepared by normal brush coating method on GDL at an operating temperature of 160° C.
    Type: Grant
    Filed: March 29, 2012
    Date of Patent: November 8, 2016
    Assignee: COUNCIL OF SCIENTIFIC & INDUSTRIAL RESEARCH
    Inventors: Vijayamohanan Kunju Krishna Pillai, Ulhas Kanhaiyalal Kharul, Sreekumar Kurungot, Harshal Dilip Chaudhari, Sreekuttan Maraveedu Unni, Bipinlal Unni, Husain Noman Kagalwala
  • ASYMMETRIC MEMBRANES BASED ON BUPBI
    Publication number: 20160296892
    Abstract: Asymmetric membranes in hollow fiber and flat sheet forms are disclosed herewith. The process of preparation of the membranes is further disclosed. The membranes are characterized and find application in the separation of gases and solutes.
    Type: Application
    Filed: October 31, 2014
    Publication date: October 13, 2016
    Inventors: Ulhas Kanhaiyalal KHARUL, Deepti Gangaram BHAGAT, Harshal Dilip CHAUDHARI
  • Polybenzimidazole based membrane for deacidification
    Patent number: 9415352
    Abstract: A membrane comprising polybenzimidazole and aromatic polyester wherein said aromatic polyester is removed is disclosed. The membrane is used for a process of deacidification.
    Type: Grant
    Filed: February 24, 2010
    Date of Patent: August 16, 2016
    Assignee: Council of Scientific & Industrial Research
    Inventors: Ulhas Kanhaiyalal Kharul, Ramchandra Vitthal Gadre, Vithal Venkatrao Jogdand, Yogesh Jayasing Chendake
  • CO-ABPBI MEMBRANES AND PROCESS FOR THE PREPARATION THEREOF
    Publication number: 20160215110
    Abstract: Disclosed herein is co-ABPBI membranes comprising co-ABPBI of formula (I), Invention discloses a sol gel process for the synthesis of membranes comprising co-ABPBI of formula (I).
    Type: Application
    Filed: September 1, 2014
    Publication date: July 28, 2016
    Inventors: Ulhas Kanhaiyalal Kharul, Kurungot Sreekumar, Harshal Dilip Chaudhai, Vinaya Bhagwat Ghodake
  • PROCESS FOR THE PREPARATION OF MOFS-POROUS POLYMERIC MEMBRANE COMPOSITES
    Publication number: 20150367294
    Abstract: Disclosed herein is an in-situ process for the preparation of Metallic Organic Framework's (MOF's)—polymer composites at room temperature, without requirement of pre-seeding o MOF's or substrate modification. Further, the invention provides MOF-polymer composites membranes, wherein MOF forms a layer substantially covering the porosity of the membrane.
    Type: Application
    Filed: January 28, 2014
    Publication date: December 24, 2015
    Applicant: Council of Scientific & Industrial Research
    Inventors: Ulhas Kanhaiyalal Kharul, Rahul Banerjee, Divya Nagaraju
  • Quaternised polybenzimidazole
    Patent number: 9200118
    Abstract: The invention discloses polymeric forms of ionic liquids, PFILs, based on polybenzimidazole (PBI) and a process for the synthesis of such polymeric forms of ionic liquids. The invention also relates to use of PBI based polymeric forms of ionic liquids and their membranes for gas sorption, permeation and separation.
    Type: Grant
    Filed: September 14, 2011
    Date of Patent: December 1, 2015
    Assignee: Council of Scientific & Industrial Research
    Inventors: Ulhas Kanhaiyalal Kharul, Santosh Chandrakant Kumbharkar, Rupesh Sudhakar Bhavsar
  • PROCESS FOR THE PREPARATION OF MEMBRANE ELECTRODE ASSEMBLIES (MEAs)
    Publication number: 20140017595
    Abstract: PBI-based MEAs for high temperature Polymer Electrolyte Membrane Fuel Cell (PEMFC) were prepared by direct hot pressing of catalyst layer on Teflon sheets on to both sides of phosphoric acid doped PBI membrane (decal transfer). These MEAs show two times higher performance compared to the MEAs prepared by normal brush coating method on GDL at an operating temperature of 160° C.
    Type: Application
    Filed: March 29, 2012
    Publication date: January 16, 2014
    Applicant: Council of Scientific & Industrial Research
    Inventors: Vijayamohanan Kunju Krishna Pillai, Ulhas Kanhaiyalal Kharul, Sreekumar Kurungot, Harshal Dilip Chaudhari, Sreekuttan Maraveedu Unni, Bipinlal Unni, Husain Noman Kagalwala
  • QUATERNISED POLYBENZIMIDAZOLE
    Publication number: 20130184412
    Abstract: The invention discloses polymeric forms of ionic liquids, PFILs, based on polybenzimidazole (PBI) and a process for the synthesis of such polymeric forms of ionic liquids. The invention also relates to use of PBI based polymeric forms of ionic liquids and their membranes for gas sorption, permeation and separation.
    Type: Application
    Filed: September 14, 2011
    Publication date: July 18, 2013
    Applicant: COUNCIL OF SCIENTIFIC & INDUSTRIAL RESEARCH
    Inventors: Ulhas Kanhaiyalal Kharul, Santosh Chandrakant Kumbharkar, Rupesh Sudhakar Bhavsar
  • High aspect ratio nanoscale multifunctional materials
    Publication number: 20120245018
    Abstract: The present invention discloses high aspect ratio multifunctional nanocomposite of CNF/polymer comprising of functionalized CNF incorporated with metal nanoparticles and phosphoric acid doped polybenzimidazole (PBI) along the inner and outer surfaces of hollow carbon nanofiber and to a process for fabrication of the same thereof.
    Type: Application
    Filed: March 24, 2011
    Publication date: September 27, 2012
    Inventors: Sreekumar Kurungot, Beena Kalasaparambil Balan, Ulhas Kanhaiyalal Kharul, Vijayamohanan Kunjuukrishna Pillai
  • POLYBENZIMIDAZOLE BASED MEMBRANE FOR DEACIDIFICATION
    Publication number: 20120000852
    Abstract: A membrane comprising polybenzimidazole and aromatic polyester wherein said aromatic polyester is removed is disclosed. The membrane is used for a process of deacidification.
    Type: Application
    Filed: February 24, 2010
    Publication date: January 5, 2012
    Applicant: COUNCIL OF SCIENTIFIC AND INDUSTRIAL RESEARCH
    Inventors: Ulhas Kanhaiyalal Kharul, Ramchandra Vitthal Gadre, Vithal Venkatrao Jogdand, Yogesh Jayasing Chendake
  • Process for production of cumene
    Patent number: 7202390
    Abstract: This invention related to an improved process for preparation of cumene. More particularly, the present invention relates to a process for the preparation of cumene using catalytic membrane reactors. The membrane used in the process facilitates reaction in a forward direction such that byproduct formation is reduced or eliminated.
    Type: Grant
    Filed: July 17, 2003
    Date of Patent: April 10, 2007
    Assignee: Council of Scientific and Industrial Research
    Inventors: Vijay Vasant Bokade, Ulhas Kanhaiyalal Kharul