Patent number: 6384287
Abstract: The present invention relates to a new class of peroxides and to a process for the preparation of these peroxides having the general formula (I),
wherein n=1 or 2, R1, R2, R4, R5, and R6 are independently selected from the group comprising hydrogen, C1-C20 alkyl, C3-C20 cycloalkyl, C6-C20 aryl, C7-C20 aralkyl, and C7-C20 alkaryl, or R1 and R2 form a C3-C12 cycloalkyl group, which groups may include linear or branched alkyl moieties; and each of R1, R2, R4, R5, and R6 may optionally be substituted with one or more groups selected from hydroxy, alkoxy, linear or branched alkyl, aryloxy, halogen, ester, carboxy, nitrile, and amido, and R1 and R2 may form a ring, and
R3 is independently selected from the group comprising C1-C20, alkyl; C3-C20 cycloalkyl, C6-C20 aryl, C7-C20, aralkyl, and C7-C20 alkaryl, which groups may include linear or branched alkyl moieties; and R3 may optionally be substituted with one or more groups selected from hydroxy, alkoxy, linear or branched alkyl, aryloxy,
Type:
Grant
Filed:
February 12, 2001
Date of Patent:
May 7, 2002
Assignee:
Akzo Nobel NV
Inventors:
Anna Gerdine Van De Bovenkamp-Bouwman, Bernhard De Vries, John Meijer, Ejaz Ahmed Syed, Andreas Herman Hogt