Polymeric articles containing hindered amine light stabilizers based on multi-functional carbonyl compounds
申请人:——
公开号:US20020161075A1
公开(公告)日:2002-10-31
Polymeric articles containing at least one polymeric material and a sufficient amount of at least one novel hindered amine light stabilizers to inhibit at least one of photo- or thermal degradation. The hindered amine light stabilizer may be a monomeric or an oligomeric hindered amine light stabilizer.