Stevens thermoplastic polyurethanes (TPUs) are for medical and surgical devices. These TPUs do not contain plasticizers and are suitable for high-performance products used in critical "can't fail" medical situations. Stevens Urethane Film, Sheet, and Tubing for Medical Applications brochure includes tables that compare the properties of urethane, such as elongation, tear, and strength, with other flexible materials such as PVC. Information on products using TPUs is also included.
JPS Elastomerics Corp., 9 Sullivan Rd., Holyoke, MA 01040, FAX (413) 552-1199.