SpeedBlock 944

SpeedBlock 944 is an oligomeric hindered amine light stabiliser (HALS) for use in polymer processing and coatings. SpeedBlock 944 provides excellent long term thermal stability and is typically used at 0.05 - 1.0% depending on the processing conditions and end application.

CAS no. 70624-18-9
Chemical name Oligomeric hindered amine light stabiliser