Production Method of Polyisocyanate by End-Capping with Acyl Chloride

Assignee Gwangju Institute of Science and Technology (Gwangju, KR) 

Anion Polymerization of Poiy(n-Hexylisocyanate) End-Capped with Methacryloyl Chloride 

TABLE 1. Polymer properties from four 50 minute anionic polymerization reactions using n-hexyl isocyante in THE with sodium A-phenyl benzyl amine as initiator and then quenching for 10 minntes using methacryloyl chloride dissolved in pyridine. 

Entry Catalyst (mmol) Monomer (mmol) End-Capping Agent (mmol) Pyridine (mmol) Calculated M (daltons) Measured M (daltons) PDI 

Living poly(n-hexylisocyanate) was previously prepared by titanium-catalyzed coordination polymerization as described by Rattan [1], 

---

Title Production Method of Polyisocyanate by End-Capping with Acyl Chloride... 

---