Dr. Subrata Chattopadhyay

Research Areas:Polymer chemistry (sustainable/Green synthesis), nanomaterials and surface engineering.Courses taught at IITP:

• CH 103 – Introductory Chemistry(B.Tech)
• CH 207 - Polymer Chemistry (B. Tech.)
• CH 212 – Medicinal chemistry and drug design (B.Tech)
• CH 406 - Colloids & Surface Chemistry (B.Tech.)
• CH 432 – Modern methods of analysis (M.Sc.)
• CH 521 - Chemical Kinetics (M.Sc)
• CH 601 - Chemistry and Applications of Macromolecules (M.Sc. and PhD)
• CH 605 - Spectroscopic Techniques in Chemistry (M.Sc. and PhD)

Ph.D Students:

Mohd. Avais

Sulbha Kumari

Jyoti Devi Katiyar

Professional Experience:

• Postdoctoral Researcher – November 2014- December 2016, Ghent University (With Prof. Dr. Filip Du Prez).
• Research Assistant – November 2013 – October 2014, DWI - Leibniz Institute for Interactive Materials, RWTH Aachen University, Germany (With Prof. Dr. Martin Moeller and Dr. Helmut Keul).

Awards & Honours:

• Postdoctoral fellowship at Ghent University.
• Qualified JRF-NET 2008, GATE 2009, JAM 2007.
• State level scholarship certificate for Madhyamik Examination - 2001 (secondary education-10th standard level).

Publications:

Publications after affiliated with IIT Patna

• Chattopadhyay S. , Van Damme J., Berg O. V. D, Du Prez F.*, Anthracene-based colloidal polymer nanoparticles - their photochemical ligation and waterborne coating applications, Particle & Particle Systems Characterization 2018, 1800030
• Vandewalle S., Van De Walle M., Chattopadhyay S.*, Du Prez F.*, Polycaprolactone-b-poly(N-isopropylacrylamide) nanoparticles: synthesis and temperature induced coacervation behaviour, European Polymer Journal 2018,98, 468-474
• Poggi E, Ouvry W., Ernould B., Bourgeois J. P., Chattopadhyay S., Du Prez F., Gohy J. F.*, Preperation of Janus nanoparticles from block copolymer thin films using triazolinedione chemistry, RSC Adv. 2017, 7, 37048-37054.

Publications before affiliated with IIT Patna

• Wilke P.^ǂ, Kunde T.^ǂ, Chattopadhyay S., Brummelhuis N. Ten, Du Prez F., Boerner H. G.*, Easy access to triazolinedione end capped peptides for chemical ligation, Chemical Communication 2016, 53, 593-596. (^ǂ authors with equal contribution) (IF = 6.57)
• Chattopadhyay S., Du Prez F.*, Simple design of chemically crosslinked plant oil nanoparticles by triazolinedione-ene chemistry, European Polymer Journal 2016, 81, 77-85 (IF = 3.48)
• Bruycker K. D., Billiet S., Honnes H., Chattopadhyay S., Winne J. M.*, Du Prez F.*, Triazolinediones as highly enabling synthetic tools, Chemical reviews 2016, 116, 3919- 3974 (IF = 46.57)
• Chattopadhyay S., Heine E., Mourran A., Richtering W., Keul H.*, Moeller M.*, Waterborne physically crosslinked antimicrobial nanogels, Polymer Chemistry 2016, 7, 364-369 (IF = 5.52)
• Vandewalle S., Wallyn S., Chattopadhyay S., Becer C. R.*, Du Prez F.*, Thermoresponsive hyperbranched glycopolymers: synthesis, characterization and lectin interaction studies, European Polymer Journal 2015, 69, 490-498. (selected and published in the Special issue: Multi-responsive Polymers) (IF = 3.01)
• Mann D., Chattopadhyay S., Pargen S., Verheijen M. A., Keul H., Buskens P.*, Moeller M.*, Glucose functionalized polystyrene particles designed for selective deposition of silver on the surface, RSC Adv., 2014, 4, 62878. (IF = 3.84)
• Chattopadhyay S., Heine E., Keul H.*, Moeller M.*, Azetidinium functionalized polytetrahydrofurans: antimicrobial properties in solution and application to prepare antimicrobial surface, Polymers, 2014, 6(5), 1618- 1630 (selected and published in the Special issue: Biomimetic Polymers). (IF = 3.68)
• Chattopadhyay S., Heine E. T., Keul H.*, Moeller M.*, Multifunctional Poly(vinyl amine)s bearing azetidinium groups: one pot preparation in water and antimicrobial properties, Macromolecular Bioscience, 2014, 14, 1116- 1124. (IF = 3.85)
• Chattopadhyay S., Keul H.*, Moeller M*, Preparation of waterborne functional polymers using a bifunctional coupler, Green Chemistry 2013, 15, 3135- 3139 (highlighted as a Hot Paper). (IF = 8.02)
• Chattopadhyay S., Keul H.*, Moeller M*, Synthesis of azetidinium functionalized polymers using a piperazine based coupler, Macromolecules 2013, 46, 638-646. (IF = 5.80)
• Chattopadhyay S., Keul H.*, Moeller M*, Functional polymers bearing reactive azetidinium groups: synthesis and characterization, Macromol. Chem. Phys. 2012, 213, 500-512. (IF = 2.62)

Patents and technology developments:

Technology development

Based on the patent application a new technology, branded as was developed and marketed by a consortium of five different European companies to prepare washproof durable antimicrobial textile related products, especially for medical applications.

For more information please check the web-link: http://www.maedical.com/home.php

Invited Talks:

• Green Synthesis of Polymer Nanoparticles by Dr. Subrata Chattopadhyay at International Conference of Nanotechnology: Ideas, Innovations & Initiatives- 2017 (ICN:3I), December 6-8, 2017, IIT Roorkee, Roorkee, India
• Precise design of functional polymers and materials via robust efficient reactions by Dr. Subrata Chattopadhyay at Indian Association for The Cultivation of Science (IACS) Kolkata, October 27, 2016, Kolkata, India.

Presentations:

• Subrata Chattopadhyay, Matthias Van De Walle, Stef Vandewalle, Filip Du Prez, Application of triazolinedione (TAD) chemistry towards the design of nanomaterials, Belgium Polymer Group meeting 2016, May 23 -24 2016, Hasselt, Belgium (Poster Presentation)
• Subrata Chattopadhyay, Kevin De Bruycker, Laetitia Vlaminck, Filip Du Prez, TAD-ene click chemistry as a powerful tool for the design of plant oil nanoparticles, 2^nd Functional Polymeric Materials Conference, August 5- 8 2015, Ascot, UK (Oral Presentation)
• Subrata Chattopadhyay, Elisabeth Heine, Helmut Keul, Martin Moeller, Controlled self-assembly of hydrophobic-cationic polymers leading to waterborne antimicrobial nanogels, ISPAC 2014, June 16-18, 2014, Les Diablerets, Switzerland (Oral presentation).
• Subrata Chattopadhyay, Elisabeth Heine, Helmut Keul, Martin Moeller, Synthesis of waterborne azetidinium functionalized multifunctional polymers via a coupler approach and their applications towards antimicrobial textile finishing, EPF 2013, June 16-21 2013, Pisa, Italy (Oral presentation).
• Subrata Chattopadhyay, Sascha Pargen, Helmut Keul, Martin Moeller, Synthesis of sugar-acrylates via enzymatic trans-acylation followed by the formation of sugar functionalized poly(meth)acrylates via cascade reaction, POLYCHAR 20 World Forum on Advanced Materials, March 26-30 2012, Dubrovnik, Croatia (Poster presentation).
• Subrata Chattopadhyay, Elisabeth Heine, Helmut Keul, Adhesion promoting polymers for surface activation, Innovation Convention 2011, December 5-6 2011, Brussels, Belgium (Poster presentation for the project Nanobond).
• Subrata Chattopadhyay, Helmut Keul, Martin Moeller, Multi-functional polymers, bearing reactive azetidinium groups: synthesis and characterization, Aachen-Dresden International textile conference, November 24-25 2011, Aachen, Germany (Poster presentation).