Tolylene Diisocyanate-Based Poly(imido-amide)s, 1. Microstructure and Distributions of Amide and Imide Groups studied by 1H and 13C NMR

Tolylene Diisocyanate-Based Poly(imido-a

Tolylene Diisocyanate-Based Poly(imido-amide)s, 2. Distributions of Amide and Imide Groups in Ternary Poly(imido-amide)s Containing Terephthalic Acid Studied by 1H and 13C NMR

✍ Corinne Maunand-Tussot; Cathy Sagnier; Quang-Tho Pham 📂 Article 📅 2001 🏛 John Wiley and Sons 🌐 English ⚖ 119 KB 👁 2 views

Distributions of A 2 A 4 , A 2 I 4 , I 2 A 4 and I 2 I 4 % of tolylene 2,4 (D9) units in ternary poly(imide-amide)s -obtained with [1 commercial tolylene diisocyanate (D) + t trimellic anhydride (T) + p terephthalic acid (P), t + p = 1, molar ratios] monomer mixtures -versus acid (COOH) or anhydride