Council of Scientific and Industrial Research

Council of Scientific & Industrial Research an Indian Registered Body Incorporated Under the Registration of Societies Act (act Xxi of 1860)

Ulhas Kanhaiyalal Kharul

Harshal Dilip Chaudhari

Sreekumar Kurungot

Harshada Lohokare

Rahul Banerjee

Prakash Purushottam Wadgaonkar

Sudhir Sharadchandra Kulkarni

Vithal Venkatrao Jogdand

Vijay Vasant Bokade

Sreekuttan Maraveedu Unni

Beena Kalasaparambil Balan

Kurungot Sreekumar

Vijayamohanan Kunjuukrishna Pillai

Vijayamohanan Kunju Krishna Pillai

Bipinlal Unni

Husain Noman Kagalwala

Ramchandra Vitthal Gadre

Yogesh Jayasing Chendake

Santosh Chandrakant Kumbharkar

Vinaya Bhagwat Ghodake

Rupesh Sudhakar Bhavsar

Sayali Vinayak Shaligram

Deepti Gangaram Bhagat

Divya Nagaraju

Anita Sanwarmal Rewar

Harshada Ramesh Lohokare

Vijayamohanan Kunju Pillai

Vijay Vasant National Chemical Laboratory Bokade

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.

High aspect ratio nanoscale multifunctional materials

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.

Poly-benzimidazole with pyrene and anthracene flourophore

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). 

Co-ABPBI membranes and process for the preparation thereof

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.

Asymmetric membranes based on BuPBI

The present invention relates to a porous ABPBI (phosphoric acid doped poly (2, 5-benzimidazole)) membrane and process of preparing the same. A stable porous ABPBI (Phosphoric Acid Doped Poly (2, 5-benzimidazole)) membrane stable to acids, bases, solvents and autoclaving is disclosed. The membrane finds use for separation of solutes in solution in acids, bases and solvents.

Porous ABPBI [phosphoric acid doped poly (2, 5-benzimidazole)] membrane and process of preparing the same

Disclosed herein is an in-situ process for the preparation of Metallic Organic Framework's (MOF's)&#x2014;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.

Process for the preparation of MOFs-porous polymeric membrane composites

Blend membranes based on polybenzimidazole (PBI) and polymeric ionic liquids (PILs), wherein said PBI and aliphatic PIL blend enhances Hand OHions 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.

Blend membranes based on polybenzimidazole (PBI) and polymeric ionic liquids (PILs) and a process for the preparation thereof

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&#xb0; C.

Process for the preparation of membrane electrode assemblies (MEAs)

A membrane comprising polybenzimidazole and aromatic polyester wherein said aromatic polyester is removed is disclosed. The membrane is used for a process of deacidification.

Polybenzimidazole based membrane for deacidification

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.

Quaternised polybenzimidazole

The present invention relates to a porous ABPBI (phosphoric acid doped poly(2,5-benzimidazole)) membrane and process of preparing the same. A stable porous ABPBI (Phosphoric Acid Doped Poly(2,5-benzimidazole)) membrane stable to acids, bases, solvents and autoclaving is disclosed. The membrane finds use for separation of solutes in solution in acids, bases and solvents.

Porous ABPBI [poly (2, 5-benzimidazole)] membrane and process of preparing the same

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.

Process for production of cumene

This invention relates to a process for the preparation of aromatic polyesters which comprises polymerization of a aromatic dicarboxylic acid substituted with a polar group weight percentage in the range of 20 to 75 with a substituted aromatic diol weight percentage in the range of 25 to 78 by known method herein described.

Growing community of inventors

Maharashtra, India

Ulhas Kanhaiyalal Kharul