The product is a consumer electronics product. So these parts are for the housing on a DVR. So in normal usage these parts might see 40C and maybe 50% RH when the unit is powered. The 80C and 95% RH comes from a customer requirement for unpowered storage. Is this requirement realistic? I suppose...
We use a remote IR sensor that has a removable plastic dome. This detects IR from a handheld remote control at 850nM. The manufacture of the unit is Pedoka. They should be willing to send you a sample receiver from which you can salvage the plastic.
The problem consists of reducing swell and distortion of ABS case parts when they are exposed to the above condtions for 24 Hrs. I am looking for a plastic that will meet these customers requirements. The plastic is to be injection molded and available in Asia. Being am electronics guy I was...