Patent ID: 6258894
Filing Date: 2001-07-10
Classification: C08K

Abstract:
A method for curing crosslinkable unsaturated polymer resins, comprising crosslinking a crosslinkable unsaturated polymer resin with a peroxide initiator in the presence of a promoter according to Formula I ##STR3##wherein:R.sub.2 is H, linear or branched C1 to C6 alkyl, or C3 to C6 cycloalkyl, wherein said C1 to C6 alkyl or C3 to C6 cycloalkyl is optionally substituted at the C1 or C3 position, respectively, by X as defined below;R.sub.3 and R.sub.4 are each independently selected from the group consisting of H, linear or branched C1 to C6 alkyl, and C3 to C6 cycloalkyl;R.sub.5, R.sub.6, R.sub.8, and R.sub.9 are each independently selected from the group consisting of H, linear or branched C1 to C6 alkyl, C3 to C6 cycloalkyl, and C1 to C6 alkoxy;R.sub.7 is linear or branched C1 to C6 alkyl, C3 to C6 cycloalkyl or C1 to C6 alkoxy; andX is OH, OR.sub.1, CN, OC(O)R.sub.1, O[(CH.sub.2).sub.m O].sub.n H or O[(CH.sub.2).sub.m O].sub.n R.sub.1, wherein m=1 to 6 and n=1 to 6, and wherein R.sub.1 is linear or branched C1 to C6 alkyl or C3 to C6 cycloalkyl.2.The method of claim 1 wherein:X is OH or O[(CH.sub.2).sub.m O].sub.n H, wherein m=1 to 6 and n=1 to 6.