Ref. No. : CA - 27794 - (R&D - Raw Material – with 12.5 years in Plastic Industry)

Education

M Tech polymer From University Institute of chemical technology Jalgaon, NMU Jalgaon in 2012 with 81%

M.Sc in Organic Chemistry From NMU Jalgaon in 2010 with 81.05%

B.Sc in Chemistry From NMU Jalgaon in 2007 with 71.08%

12th From Nasik Board in 2004 with 72.50%

10th From Nasik Board in 2002 72.40%

Skill Sets

Thermoset resin systems, conducting paint and tapes, Glass epoxy composite, Glass Polyester composite, Flexible Laminate, Epoxy casting component, Epoxy adhesive, Resin impregnated paper bushing, Silicone composite insulator and rubber product.

Work Experience

Deputy Manager - R&D
Since Sep 2017
Company Profile: Leading manufacturer of Switchgears products such as circuit breakers, transformer and bushings, surge arrestor and current transformers.
Job Profile:
Selection of raw material -Epoxy resin, Reinforcement, Adhesive, gelcoat required for bushing manufacturing.
Control the quality of raw material using fingerprint analysis techniques.
Plan and execute trial for development of bushings.
Evaluate resin parameter in line with product requirement.
RIP composite characterization using relevant characterization technique.
Monitoring Resin degassing plant & autoclave use for bushing manufacturing.
Experimental data collection, scientific report preparation and presentation.
ISO & EHS documentation for RIP Plant.
Other work experience in CG:
Characterization of unknown polymer through fingerprint techniques.
Root cause analysis for failures in polymer components.
Cost reduction in polymers.
Study polymer compatibility in mineral and synthetic oil
Project: Development of resin impregnated paper bushing (RIP Bushings).
RIP Bushing: Bushings are very vital part for transformer. It is cellulose paper epoxy composite.
It enables one or several part of conductor pass through the grounded transformer tank and
insulates the conductor from it.

Sr. Executive - R&D
Jul 2014 to Aug 2017
Company Profile: Leading manufacturer of
electrical insulation materials, technical laminates, and composites
Job Profile:
Selection of raw material –Resin system, Hardener, Reinforcement and filler required for
Product manufacturing.
Control the quality of raw material using fingerprint analysis techniques.
Plan and execute trial for development of product.
Experimental data collection, scientific report preparation and order execution.
Product developed:
Conducting paint and Stress grading paint for rotating motors & generators.
Conducting polyester fleece tape for rotating motor & generators
Fiber Glass reinforced - Epoxy composite for electrical application.
Flexible glass composite.
Cost reduction in products – Alternative Coatings. Pigmentation of prepregs.
Project: Design and developed new insulation product as per customer requirement.

Executive - R&D
June 2012 to July 2014
Company Name : Crompton Greaves Ltd
Company Profile : Engaged in design, manufacturing, and marketing of products related to power generation, transmission, and distribution.
Job Profile :
Selection of Nanomaterial, Polyester resin and catalyst.
Modification / Functionalisation of Nanomaterial to improve dispersion.
Conduct trial with % loading of Nanomaterial.
Characterization of composite for thermal, electrical and mechanical properties.
Process optimization.
Experimental data collection, scientific report preparation and Technology transfer to
stakeholder.
Project: Thermally conducting polyester nanocomposite.

Master level Research:
Master of Polymer Technology (8.2/10 CGPA with A+ Grade) (2010-12)
University Institute of Chemical Technology (formerly UDCT), North Maharashtra University,
Jalgaon-425501, Maharashtra, India.
Project: Synthesis of thermally conductive polymer nanocomposite.
Nano particle surface modification. Execute trial batches
Experimental data collection, scientific report preparation and Technology transfer to
stakeholder.
This work is done under the supervision of Professor R D Kulkarni UDCT Jalgaon & Dr. Subhendu
Bhattacharya, Crompton Greaves Ltd Global R&D Centre Kanjurmarg 2011-2012.

Publications:
Dawid D'Melo, Sandip patil, Subhendu Bhattacharya, Lokesh Chaudhari, Ram Avtar Sharma,
Sarojini Swain “Effect of Allyl Modified CNT on Performance of UPR Nano-Composites at Low
Concentrations”, Published in IEEE Transactions on Dielectrics and Electrical Insulation, Vol. 20,
Issue 3, pp. 988-994, June 2013.
Sarojini Swain, Ram Avatar Sharma, Sandip Patil, Subhendu Bhattacharya,Srinivasa Pavan
Gadiyaram and Lokesh Chaudhari “Effect of Allyl Modified /Silane Modified Multiwalled Carbon
Nano Tubes on the Electrical Properties of Unsaturated Polyester Resin Composites”,
Transaction on Electrical & Electronics Materials.Vol 13, No. 6, pp. 267-272, December 25, 2012

Instrument handled for polymer characterization:
Differential Scanning Calorimetry (Mettler)- Thermal analysis of polymer
Thermogravimetric Analyzer (Mettler) – Composition analysis of polymer
Thermal conductivity meter (Nanoflash Netzch.)
Dry Arc Resistance (SCR Electronics)
Comparative tracking index (SCR Electronics’)
Universal Tensile Tester, (Lloyd’s instruments, U.K.)
Impact Strength Tester
Brookfield viscometer
Olympus Microscope- Morphology analysis

Achievements:
Achieved Gold Medal in M.Sc (Organic Chemistry) from North Maharashtra University, Jalgaon,India
Achieved Second Rank in M.Tech (Polymer Technology) from North Maharashtra University, Jalgaon, India
Received CEO award for best technology innovation - Resin impregnated paper bushings.

Future Goals

Growth

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