Complex sentence: Some industrially relevant polymers show LCST as well as UCST behavior whereas the UCST is found outside the 0-to-100 ° C region and can only be observed under extreme experimental conditions.
Split into simpler sentences: Some industrially relevant polymers show LCST as well as UCST behavior. However, the UCST is found outside the 0-to-100 ° C region and can only be observed under extreme experimental conditions.