1.
Macromol Rapid Commun
; 33(20): 1770-4, 2012 Oct 26.
Article
in English
| MEDLINE
| ID: mdl-22837041
ABSTRACT
Styrene is the classical monomer obeying zero-one kinetics in radical emulsion polymerization. Accordingly, particles that are less than 100 nm in diameter contain either one or no growing radical(s). We describe a unique photoinitiated polymerization reaction accelerated by snowballing radical generation in a continuous flow reactor. Even in comparison to classical emulsion polymerization, these unprecedented snowballing reactions are rapid and high-yielding, with each particle simultaneously containing more than one growing radical. This is a consequence of photoinitiator incorporation into the nascent polymer backbone and repeated radical generation upon photo-irradiation.
Subject(s)
Free Radicals/chemistry , Polymers/chemistry , Emulsions/chemistry , Molecular Weight , Oxides/chemistry , Phosphines/chemistry , Photochemical Processes , Polymerization
2.
Angew Chem Int Ed Engl
; 51(19): 4648-52, 2012 May 07.
Article
in English
| MEDLINE
| ID: mdl-22473613