Sulfur-modified butadiene copolymers containing functional...

Details Sulfur-modified butadiene copolymers containing functional... Sulfur-modified butadiene copolymers containing functional...

C - Chemistry, Metallurgy

08

J

C08J 3/24 (2006.01) C08C 19/08 (2006.01) C08F 236/04 (2006.01)

Patent

CA 2078414

NEW SULFUR-MODIFIED BUTADIENE COPOLYMERS CONTAINING FUNC- TIONAL GROUPS AND MIXTURES THEREOF WITH OTHER RUBBERS A b s t r a c t The new sulfur-modified butadienes copolymerized with ethylenically unsaturated monomers and containing function- al groups, which are produced in the presence of 0.05 to 2.5 parts by weight elemental sulfur or an equivalent quantity of sulfur donors, based on the monomers used, the sum of peptizing agents used being from 0.1 to 6.0 parts by weight, based on the monomers used, are used for the production of vulcanizates, even in admixture with other rubbers containing C=C double bonds. Le A 28 515 - Foreign Countries

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