Methylol derivatives of 2,2,6,6-tetraalkylpiperidines and their
申请人:Bayer Aktiengesellschaft
公开号:US04223147A1
公开(公告)日:1980-09-16
The invention relates to new methylol derivatives of 2,2,6,6-tetraalkylpiperidines, to their production and to their use as chemically attached stabilizers for polymers containing reactive OH- and NH-groups.