An electrophotographic photosensitive member, which is suppressed in occurrence of fogging and is excellent in abrasion resistance. In the electrophotographic photosensitive member, an outermost surface layer of the electrophotographic photosensitive member comprises a polymerized product of a composition comprising at least a polyrotaxane and a monomer having a polymerizable reactive group, and a chain molecule of the polyrotaxane has two blocking groups at both terminals thereof, and a (meth)acryloyloxy group of a cyclic molecule of the polyrotaxane forms a bond.

The invention provides hydrogel, wherein the hydrogel has a supramolecular cross-linked network obtainable or obtained from the complexation of an aqueous composition including a host, such as cucurbituril, and one or more polymers having suitable guest functionality. One or more polymers in the aqueous composition may have a molecular weight of 50 kDa or more, such as 200 kDa or more. The hydrogel may hold a component, such as a therapeutic compound or a biological molecule. The hydrogels are suitable for use in medicine.

The invention provides hydrogel, wherein the hydrogel has a supramolecular cross-linked network obtainable or obtained from the complexation of an aqueous composition including a host, such as cucurbituril, and one or more polymers having suitable guest functionality. One or more polymers in the aqueous composition may have a molecular weight of 50 kDa or more, such as 200 kDa or more. The hydrogel may hold a component, such as a therapeutic compound or a biological molecule. The hydrogels are suitable for use in medicine.

The invention relates to an antiseptic material, in particular as a wound dressing, containing a carrier material and at least one antiseptic together with a surfactant, wherein the carrier material is equipped with a cyclodextrin or cyclodextrin derivative that is loaded in the antiseptic or antiseptics.

The invention relates to an antiseptic material, in particular as a wound dressing, containing a carrier material and at least one antiseptic together with a surfactant, wherein the carrier material is equipped with a cyclodextrin or cyclodextrin derivative that is loaded in the antiseptic or antiseptics.

The present invention relates to a method of synthesising sulforaphane by reacting a compound of formula (A) with an oxidizing agent in an aqueous solvent and in the presence of a catalyst. The invention further provides a method of synthesising a stabilised complex of sulforaphane and cyclodextrin by mixing the sulforaphane prepared by the methodology defined herein with cyclodextrin in an aqueous solvent.

The present invention relates to a method of synthesising sulforaphane by reacting a compound of formula (A) with an oxidizing agent in an aqueous solvent and in the presence of a catalyst. The invention further provides a method of synthesising a stabilised complex of sulforaphane and cyclodextrin by mixing the sulforaphane prepared by the methodology defined herein with cyclodextrin in an aqueous solvent.

A resin composition including a first polymer having a host group in a side chain and a second polymer having a carboxyl group in a side chain, wherein the first polymer has a hydroxyl group. Also disclosed is a polymer having a host group (A) and a carboxyl group (B), wherein the polymer has a number-average molecular weight of 50,000 to 5,000,000; a method for producing a polymer which includes performing an ester group-forming reaction with a first polymer having a host group in a side chain and a second polymer having a carboxyl group in a side chain; a binder for an electrochemical device including the polymer; an electrode mixture including the binder; an electrode including the binder; an electrochemical device including the electrode; and a secondary battery including the electrode.

A resin composition including a first polymer having a host group in a side chain and a second polymer having a carboxyl group in a side chain, wherein the first polymer has a hydroxyl group. Also disclosed is a polymer having a host group (A) and a carboxyl group (B), wherein the polymer has a number-average molecular weight of 50,000 to 5,000,000; a method for producing a polymer which includes performing an ester group-forming reaction with a first polymer having a host group in a side chain and a second polymer having a carboxyl group in a side chain; a binder for an electrochemical device including the polymer; an electrode mixture including the binder; an electrode including the binder; an electrochemical device including the electrode; and a secondary battery including the electrode.

An object of the present invention is to provide a resin material which contains a polymer compound having a host group and/or guest group and exhibits excellent solubility. The present invention relates to a resin material comprising a host body consisting of a polymer compound having a host group and a guest body consisting of a polymer compound having a guest group, or a host-guest body consisting of a polymer compound having a host group and a guest group, wherein, at least one of the polymer compound having the host group or the polymer compound having the guest group, or the polymer compound having the host group and the guest group, has a siloxane bond.