Water absorption: In a constant temperature-constant humidity bath (TABAI PR-2), a package sealing a simulative element was examined for change in weight at 85° C./85% RH. Crack resistance test: Eight packages each mounting a simulative element were allowed to absorb water at 85° C....
Mildew is a common natural phenomenon, but it grows slowly and requires a certain level of humidity and temperature. After several experimental tests, in the first stage, the mold from the inner side of PCRC appeared as white fluff which require a microscope to identify; as it was not serio...