Sanjeevi Prasath

5 Questions 6 Answers 0 Followers

Questions related from Sanjeevi Prasath

How to calculate Surface Free Energy of the substrate/Solid?

I would like to calculate the surface free energy of solid by using contact angle measurement of liquid by the relation of Young's equation. ϒs=ϒsl+ϒl Cos θ where, the inter-facial tension of the...

14 May 2017 6,526 9 View

How can i remove the one block from triblock copolymer?

Hello all.. Right now I am working on the triblock copolymer (ABA) system. Triblock copolymer contains Poly(styrene-Isoprene-Styrene) in this i want to remove anyone of the block either isoprene...

06 March 2017 6,814 5 View

How to remove the end group (trithiocarbonates) in block copolymer synthesized by RAFT polymerization?

Can anyone explain how to remove the raft moiety or modified the end group of block copolymer. BCP synthesized by RAFT polymerization.

16 November 2016 3,878 2 View

How do we confirm the block copolymer using NMR spectra?

Can anyone explain how to identify the presence of blocks( Unit of Block monomers- AAAABBBAAA) through NMR spectra or Is there any other characterization available?

30 April 2016 3,848 1 View

Can You anyone help me in NMR interpretation for Polymer (Polystyrene Macro raft agent)?

Dear Researchers, I have synthesized the polystyrene macro raft agent using 2-cyano-2-propyl dodecyl trithiocarbonate (RAFT agent). Raft agent used for to synthesis the Block copolymer. In first...

15 April 2016 8,226 1 View