Patent ID: 7612142
Filing Date: 2009-11-03
Classification: B01J,C08B,C08G

Abstract:
1. A material comprising a crosslinked polyrotaxane, wherein the crosslinked polyrotaxane comprises at least two molecules of a polyrotaxane, which comprises a cyclic molecule(s), a linear molecule which is included in cavity (cavities) of the cyclic molecule(s) in a skewered manner, and a capping group which is located at each end of the linear molecule to prevent the dissociation of the cyclic molecule(s); the cyclic molecule(s) in the at least two polyrotaxane molecules are bound to each other through a chemical bonding; and the cyclic molecule has a hydroxy group(s) (—OH(s)), and a part of the hydroxy group(s) is substituted with a group having at least one ionic group selected from the group consisting of a —COOX group (wherein X represents a hydrogen atom (H), an alkaline metal or a mono-valent metal), an —SO