TPU Anti-Yellow Performance: Verified by 72-Hour UV Accelerated Test
Yellowing is one of the most critical issues for transparent phone cases.But in practise projects, what matters is not whether yellowing occurs — but how quickly it happens. To evaluate performance,we alwayse proceed UV accelerated testing to verify case Anti-yellow charactor. we recently conducted a controlled UV Accelarated exposure test in a certified lab, comparing: […]