The substantially porosity free coating protects the polymer substrates from erosion and impact damage and provides or restores vacuum/pressure integrity and fluid sealing functions to polymer articles such as composite laminates which are micro cracked and degrade during use when in {HEAD ~ direct contact} with {TAIL ~ the fluid} 
with
The substantially porosity free coating protects the polymer substrates from erosion and impact damage and provides or restores vacuum / pressure integrity and fluid sealing functions to polymer articles such as composite laminates which are micro cracked and degrade during use when in { HEAD ~ direct contact } with { TAIL ~ the fluid }
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