Styrenic copolymer and process for producing same
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United States of America Patent
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Sep 10, 1996
Issued Date -
N/A
app pub date -
May 4, 1995
filing date -
Nov 21, 1990
priority date (Note) -
Expired
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Abstract
There are disclosed a styrenic copolymer which comprises at least one structural unit represented by the general formula (I) ##STR1## and a structural unit represented by the general formula (II) ##STR2## or a structural unit represented by the general formula (IX) ##STR3## wherein the symbols are each as previously defined in the specification, the structural unit (II) or (IX) being contained in an amount of 0.01 to 99.9 mol %; and a process for the production of the above copolymer. The above styrenic copolymer has a high degree of syndiotactic configuration in the stereoregularity of the main chain of the structural unit (I) as well as adhesivity and compatibility with a resin of a different type.
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