Document jg4o8zpNYwoRoQgYbJXKDnnX9

6 LIDDBM-PPRKKB PROM* Mr. R. H. Ruzicka Nov. 15, 1972 CITYi Strongsville, DPJRC SUBJECT t LBAD-FRBB DRIER SYSTEMS < HOUSE PAINT FOR: Hr. S. T. Bowell cc: Mr. R. P. Shong Mr. P. o. Hidalgo Mr. C. W. Wright - UCB jMfc>_W. M. Toaic f Mr. J. X. Southwick Mr. R. W. Green Dr. H. J. Kiefer - UCB Mr. G. L. Bechtel - UCB Mr. H. G. Beck -UCB Mr. E. B. Buchner Six month check - TM-110B addendum. The 6 month drier check was run only in the environmental room at 50 p. and 70% R.H. Loss of dry was proportional for both the standard and lead-free systems indicating good ahelf stability. paints with Mooney feeder drier #30 were wet after 34 hours in the environmental room, while paints with B-399 (Troykyd perraa-Dry) driod in relation to their initial dry time rates. Further testing of Mooney #30 will be discontinued. Paint will be checked again after one year. RHR/ab Roy B. Ruzicka GLD012145 N 2115