Preparation of rubber composition comprised of EPDM/polyisoprene rubber blends and tire with sidewall comprised thereof
This invention relates to preparation of rubber compositions comprised of EPDM and conjugated diene-based elastomer, particularly including cis 1,4-polyisoprene rubber, and particularly natural cis 1,4-polyisoprene rubber, blends and pneumatic rubber tire with an outer, visible sidewall layer of a r...
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Main Authors | , , , |
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Format | Patent |
Language | English |
Published |
19.04.2007
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Subjects | |
Online Access | Get full text |
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Summary: | This invention relates to preparation of rubber compositions comprised of EPDM and conjugated diene-based elastomer, particularly including cis 1,4-polyisoprene rubber, and particularly natural cis 1,4-polyisoprene rubber, blends and pneumatic rubber tire with an outer, visible sidewall layer of a rubber composition comprised of such rubber composition. For such preparation, a combination of at least two diverse EPDM elastomers is used together with a phase mixing process comprised of sequential phase mixing or parallel phase mixing in the sense of reinforcement filler and sulfur curatives. |
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Bibliography: | Application Number: US20050249866 |