Batch File - Creating a log file with date/time

FOR /F "tokens=2,3,4 delims=/ " %%I in ('DATE /T') DO SET LOGDATE=%%K%%I%%J
FOR /F "tokens=1,2 delims=: " %%I in ('TIME /T') DO SET TIMEVAR=%%I%%J

SET LOGFILE=D:\LOGS\logfile_%LOGDATE%_%TIMEVAR%.log