Electron spin resonance studies on graft copolymerization of gaseous styrene onto preirradiated polypropylene. III. Preirradiation under vacuum followed by exposure to oxygen at −78°C

Electron spin resonance studies on graft

Electron spin resonance studies on graft copolymerization of gaseous styrene onto preirradiated polypropylene. II. Preirradiation under vacuum

✍ Keichi Nunome; Bunzo Eda; Machio Iwasaki 📂 Article 📅 1974 🏛 John Wiley and Sons 🌐 English ⚖ 362 KB 👁 2 views

## Abstract Graft copolymerization of gaseous styrene was carried out at 40°C onto polypropylene preirradiated under vacuum. In order to investigate the origin of graft initiation activity, ESR spectra of irradiated polymers were measured and discussed. Although there are about three times as many