Polyrotaxane composition

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United States of America Patent

PATENT NO 9266972
APP PUB NO 20140058078A1
SERIAL NO

14004855

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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The present invention aims to provide a polyrotaxane composition having excellent storage stability. The present invention relates to a polyrotaxane composition comprising: a polyrotaxane containing a cyclodextrin, a polyethylene glycol which is included in the cavities of the cyclodextrin molecules in a skewered manner, and a capping group that is placed at each end of the polyethylene glycol and prevents dissociation of the cyclodextrin molecules from the polyethylene glycol; and a polyphenol antioxidant.

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Patent Owner(s)

  • ADVANCED SOFTMATERIALS INC.;SUMITOMO SEIKA CHEMICALS CO., LTD.

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Hamamoto, Shigeki Hyogo, JP 21 113
Hayashi, Yuki Chiba, JP 125 503
Iwata, Minoru Chiba, JP 38 541
Okazaki, Hiroki Hyogo, JP 18 83
Okazaki, Shinya Hyogo, JP 21 74
Yamasaki, Tomoaki Hyogo, JP 10 54
Zhao, Changming Chiba, JP 14 137

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