Effect of the Aggressive Environment on the Damage of a Glass Polyester Composite Developed by Hand Layup Process

Table 2

Contents of the metal elements in the acid and alkaline solutions.

Solutions	Elements (mg/L)
	Co	Mg	Ca	Al
H2SO4 after 1200 hours (cont. resin)	0,0000	0,1426	1,8542	0,9620
H2SO4 after 1200 hours (cont. composite)	0,0000	8,5755	50,2541	36,4050
NaOH after 120 hours (cont. resin)	0,0446	0,3600	1,2419	0,9620
NaOH after 120 hours (cont. composite)	0,5633	0,4624	6,8449	8,5569