Thermoplastic rubber blends comprising crystalline polyolefin, vulcanized mono-olefin rubber and vulcanized nitrile rubber
AssigneeMonsanto Company
InventorsAubert Y. Coran, Raman Patel
Life of this patent
Estimating the term…
Abstract
Thermoplastic rubber blends are described comprising monoolefin rubber and nitrile rubber which blends exhibit extraordinary oil resistance.
Claims14
An elastoplastic composition comprising a mixture of about 10 to 75 parts by weight of (a) an elastoplastic composition comprising a blend of about 15 to 75 parts by weight of crystalline polyolefin resin and, correspondingly, 85 to about 25 parts by weight of vulcanized monoolefin rubber, and, correspondingly, 90 to about 25 parts by weight of (b) an elastoplastic composition comprising a blend of about 25 to 75 parts by weight of crystalline polyolefin resin, and correspondingly, 75 to about 25 parts by weight of vulcanized nitrile rubber.
An elastoplastic composition comprising a blend of 20 to 80 parts by weight of crystalline polyolefin resin and correspondingly, 80 to 20 parts by weight of vulcanized rubber which comprises 15 to 75 parts by weight of monoolefin rubber and correspondingly, 85 to 25 parts by weight of nitrile rubber.
Dependencies are inferred from the claim text.