“…An improvement of the Chemin-Masmoudi blow-up criterion was presented recently by Lei et al [12]. Much work has been limited to global existence of weak solutions and global well-posedness for smooth solutions to Oldroyd model and related models ( [2], [5], [7], [9], [10], [13], [14], [15], [16], [17], [19], [21], [26], [27], [28]). …”