| abstract |
This patent describes a novel composition comprising the polymer of a butadiene polymer or other olefinic polymer containing functional groups and complementary reactive cross-linking agent such as polyisocyanate, aziridine or epoxide, and a stabilizer mixture therefor including (1) a secondary amine having the formula: H ¦ R-N-R HH ¦¦ R-N-R'-N-R or wherein R is a monovalent aromatic group such as phenyl or naphthyl, and R' is a divalent aromatic group such as phenylene and (2) a thiodiester of the formula: OO PARALLEL PARALLEL R''-O-C-CH2-nS-CH2-nC-O-R'' wherein R'' is a monovalent alkyl or aryl group such as methyl, ethyl, pentyl, decyl, phenyl, naphthyl and the like and n is an integer from 1 to about 20. |