Figure - PMC

Skip to main content

An official website of the United States government

Here's how you know

Here's how you know

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.

View full-text article in PMC

. 2021 Feb 14;13(4):576. doi: 10.3390/polym13040576

Search in PMC
Search in PubMed
View in NLM Catalog
Add to search

© 2021 by the authors.

Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (http://creativecommons.org/licenses/by/4.0/).

PMC Copyright notice

SEM micrographs and cell diameter distribution of PU foams prepared with various polyols: (a) CO, (b) COM25, (c) COM50, (d) COM75, (e) COT25, (f) COT50, and (g) COT75. (h) Changes in the average cell diameter of the PU foams.