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Title:
POLYROTAXANE COMPOSITION
Document Type and Number:
WIPO Patent Application WO/2012/124219
Kind Code:
A1
Abstract:
The present invention aims to provide a polyrotaxane composition exhibiting excellent storage stability. A modified polyrotaxane composition containing: a polyphenol-based antioxidant; and a polyrotaxane having cyclodextrin, a polyethylene glycol threaded through the cyclodextrin and enclosed thereby, and stopper groups that are arranged at both ends of the polyethylene glycol and that prevent the detachment of the cyclodextrin.

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Inventors:
YAMASAKI TOMOAKI (JP)
OKAZAKI SHINYA (JP)
OKAZAKI HIROKI (JP)
HAMAMOTO SHIGEKI (JP)
ZHAO CHANGMING (JP)
IWATA MINORU (JP)
HAYASHI YUKI (JP)
Application Number:
PCT/JP2011/078024
Publication Date:
September 20, 2012
Filing Date:
December 05, 2011
Export Citation:
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Assignee:
SUMITOMO SEIKA CHEMICALS (JP)
ADVANCED SOFTMATERIALS INC (JP)
YAMASAKI TOMOAKI (JP)
OKAZAKI SHINYA (JP)
OKAZAKI HIROKI (JP)
HAMAMOTO SHIGEKI (JP)
ZHAO CHANGMING (JP)
IWATA MINORU (JP)
HAYASHI YUKI (JP)
International Classes:
C08B37/16; C08G65/06
Domestic Patent References:
WO2005052026A12005-06-09
Foreign References:
JP2007092024A2007-04-12
JP2005154675A2005-06-16
JP2005154675A2005-06-16
Other References:
See also references of EP 2687547A4
Attorney, Agent or Firm:
YASUTOMI & Associates (JP)
Patent business corporation Yasutomi international patent firm (JP)
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Claims:



 
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