Sentence examples for based initiators from inspiring English sources

Anionic polymerization of EEGE with alkali metal based initiators has been shown to yield polyglycidol with low polydispersity indices for molecular weights up to Mn ≈ 30,000.

Reaction of 2,3-diazanorborn-5-ene derivatives 6 9 with molybdenum based initiators 1 3 leads, in most cases to ring opening metathesis polymerization.

By contrast, monomers 6 9 are not polymerized by ruthenium based initiator 4. The polymers were characterized by NMR, GPC and MALDI-TOF mass spectrometry and were found to have narrow molecular weight distributions and to show a resonance attributable to a propagating alkylidene in the 1H NMR spectrum.

Poly methyl methacrylate) in the brush form is grown from the surface of magnetite nanoparticles by ambient temperature atom transfer radical polymerization (ATATRP) using a phosphonic acid based initiator.

This represents the highest isoselectivity obtained with a zinc based initiator from ROP of rac-lactide thus far.

Synthetic scheme of the phosphonic acid based ATRP initiator, H, C, and P NMR of the initiator, MS spectrum of the initiator, kinetics plots of room temperature solution ATRP without the ionic liquid, GPC curves of the pSBMA polymers obtained from ATRP carried out in TFE/HMImCl at different temperatures.

The physical process that promotes activation will depend on the reactive group used and processes include thermal, UV light, photoinitiators light, acid or base initiators.

Stabilization was achieved using the inistab concept (initiator+stabilizer), employing a poly(dimethylsiloxane) (PDMS) based azo initiator as well as a polymeric alkoxyamine macroinitiator with the expected structure SG1-polystyrene-PDMS-polystyrene-SG1.

Figure 12 Schematic illustration depicting the grafting of poly methyl methacrylate) on to the surface of MNs from a carboxylic acid based ATRP initiator.

The anchoring of 2-bromoisobutyric acid, which is a carboxylic acid based ATRP initiator, to magnetite nanoparticles was performed according to the reported literature [43, 44] to get carboxylic immobilized magnetite-ATRP initiator (6).

Equally well-controlled zwitterionic pSBMA brushes (PDI < 1.20) were fabricated via SI-ATRP from Ti6Al4V substrates covalently tethered with a phosphonic acid based ATRP initiator, conferring biocompatible and antifouling surface properties that are attractive for in vivo biomedical applications.