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.
(a) Chemical structure of MBPP and (b) continuous friction test for PEEK and that grafted with P(MPC) with or without MBPP. Reprinted with permission from [82]. Copyright (2019) American Chemical Society. MBPP, 2-[2(methacryloyloxy)ethyldimethylammonium]ethyl benzophenoxy phosphate; PEEK, poly(ether ether ketone)
