Rubber compositions and methods for improving the mooney scorch value and cure rate
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United States of America Patent
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Issued Date -
Jan 15, 2004
app pub date -
Jun 27, 2002
filing date -
Jun 27, 2002
priority date (Note) -
Abandoned
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Abstract
A rubber composition is disclosed wherein the rubber composition contains at least (a) a rubber component; (b) a carbon black filler; (c) a thiuram disulfide accelerator having a molecular weight of at least about 400 and (d) an effective amount of an activator for the thiuram disulfide accelerator. The compositions may also include suitable amounts of other ingredients such as antiozonants, antioxidants, etc.
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