Polyepichlorohydrin, 2,3-dimercapto(pyrazine or quinoxaline) and hydrotalcite
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United States of America Patent
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May 21, 1996
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N/A
app pub date -
Dec 9, 1994
filing date -
Dec 9, 1993
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Abstract
A vulcanizable composition which contains (a) 100 parts by weight of an epichlorohydrin polymer; (b) 0.1 to 10 parts by weight of a 2,3-dimercaptopyrazine derivative or a 2,3-dimercaptoquinoxaline derivative; and (c) 1 to 10 parts by weight of a hydrotalcite compound, has the high vulcanization rate and the excellent long time storage stability.
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