SOG SiLKTM ( Dow Chemical , k = 2 . 6 ) BCB ( Dow Chemical , k = 2 . 7 ) FLARETM ( Honeywell , k = 2 . 8 ) FOx ( Dow Chemical , HSSQ , k = 3 . 0 ) HOSP ( Honeywell , MSSQ , k = 2 . 6 ) JSR ( LKD - T 200 , k = 2 . 6 )