Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Hydrogen-1 nuclear magnetic resonance (1H NMR) spectra of poly–(ɛ-caprolactone) (PCL), poly(propylene adipate) (PPAd), and PPAd/PCL 85/15 weight/weight copolymer (A) and 1H NMR spectra of PPAd/PCL 85/15 weight/weight copolymer at the region 3.98–4.16 ppm (B).
