Oxymethylene polymers, process for the preparation thereof and use thereof
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United States of America Patent
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May 29, 2012
Grant Date -
Oct 29, 2009
app pub date -
Apr 14, 2009
filing date -
Apr 16, 2008
priority date (Note) -
Expired
status (Latency Note)
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Abstract
Oxymethylene polymers having a bimodal distribution or having a distribution of higher modality and having a targeted content of a low molecular weight fraction of from 1 to 5 percent by mass are described. Moldings of these polymers are distinguished by high low-temperature notched impact strength associated with a high modulus of elasticity.
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