For Further Information Please Contact

Head, Polymer Division 
CLRI, Adyar, Chennai 600 020.
Telephone.: 91 44 24437189
Fax : 91-44-24911589 
Email: nsomanthan@rediffmail.com,
somanathan@clri.res.in

Achievements

Major Achievements/Projects completed
  • Super plasticizer based on Sulphonated melamine formaldehyde for construction industry as an admixer
  • Anti-corrosive polymer based on styrene-acrylate polyurethanes for steel sheets
  • Novel re-tanning agent based on collagen hydrolysate-graft-acrylic monomers for leather
  • Chemical modification of natural polymers (collagen, chitosan, cellulose, starch, sodium alginate etc.,) and synthetic polymers (neoprene, polychloroprene, PVC,cellulose nitrate)
  • Redox processs as a tool for the development of new polymers and block colpolymers.
  • Acrylic,vinyl and polyurethane emulsions and dispersions and their applications as photoresists
  • Cellulose acetate and cellulose nitrate lacquers for leather finishing
  • Castor oil based polyurethane lacquers for leather and sports goofs.
For Further Information Please Contact

Head, Polymer Division 
CLRI, Adyar, Chennai 600 020.
Telephone.: 91 44 24437189
Fax : 91-44-24911589 
Email: nsomanthan@rediffmail.com,
somanathan@clri.res.in