| abstract |
A composition which may be vulcanized with a peroxide or an azo compound comprises a polymer of a mono-olefin and furfural and/or a condensation product of furfural. Optional ingredients are fillers (carbon black, silicon oxides, calcium carbonate, calcium silicate, aluminium silicate, clay), sulphur, stearic acid, zinc naphthenate, mineral oils, factice, tar oil, and sorbic acid. Specification 885,969 is referred to. |