Patent ID: 11932786
Assignee: SIKA TECHNOLOGY AG
Field: Macromolecular chemistry, polymers (Chemistry)
Classification: CPC C | IPC C

Claim 2:
3. The method as claimed in claim 1, wherein R2 is independently a substituent selected from the group consisting of, where
R5, R6, R7 and R8 are each independently an alkyl or cycloalkyl or aralkyl or arylalkyl group
or R5 together with R6, or R7 together with R8, form part of a 4- to 7-membered, optionally substituted ring;
R15, R16 and R17 are each independently H or an alkyl group or an aryl group or an aralkyl group; and
R18 is an aralkyl group or is a mono- or polycyclic, substituted or unsubstituted aromatic group optionally having aromatic hydroxyl groups.