Ion exchange membrane, polymer element, electronic apparatus, camera module, and imaging device

A polymer element comprising:

• a pair of electrode layers;
• and
• a macromolecular layer disposed between the pair of electrode layers, wherein
• at least one of the pair of electrode layers and the macromolecular layer includes
• a cation exchange resin material, and
• a macromolecular material that has an acidic functional group and is mixed in the cation exchange resin material,
• a contained amount of the macromolecular material in terms of a weight ratio in the cation exchange resin material and the macromolecular material is 5% or more and 25% or less,
• the macromolecular material having the acidic functional group has an ion exchange capacity as an IEC value of 2 meq/g or more and the cation exchange resin material has an ion exchange capacity as an IEC value of 0.9 to 1.5 meq/g, and
• the macromolecular material has a molecular weight of 10,000 or more and is selected from the group consisting of:
• a polystyrene sulfonate represented by Chemical Formula 2:
• a polyvinylsulfonic acid represented by Chemical Formula 3:
• a polyethersulfonic acid represented by Chemical Formula 4 in which n is an integer of 1 to 6:
• and
• a polyethersulfonic acid represented by Chemical Formula 5 in which n′ is an integer of 1 to 6:

An electronic apparatus comprising

• a polymer element having a pair of electrode layers and a macromolecular layer disposed between the pair of electrode layers, wherein
• at least one of the pair of electrode layers and the macromolecular layer includes
• a cation exchange resin material, and
• a macromolecular material that has an acidic functional group and is mixed in the cation exchange resin material,
• a contained amount of the macromolecular material in terms of a weight ratio in the cation exchange resin material and the macromolecular material is 5% or more and 25% or less,
• the macromolecular material having the acidic functional group has an ion exchange capacity as an IEC value of 2 meq/g or more and the cation exchange resin material has an ion exchange capacity as an IEC value of 0.9 to 1.5 meq/g, and
• the macromolecular material has a molecular weight of 10,000 or more and is selected from the group consisting of:
• a polystyrene sulfonate represented by Chemical Formula 2:
• a polyvinylsulfonic acid represented by Chemical Formula 3:
• a polyethersulfonic acid represented by Chemical Formula 4 in which n is an integer of 1 to 6:
• and
• a polyethersulfonic acid represented by Chemical Formula 5 in which n′ is an integer of 1 to 6:

A camera module comprising:

• a lens;
• and
• a drive device that is configured to include a polymer element and drives the lens, wherein
• the polymer element includes
• a pair of electrode layers and
• a macromolecular layer disposed between the pair of electrode layers,
• at least one of the pair of electrode layers and the macromolecular layer includes
• a cation exchange resin material, and
• a macromolecular material that has an acidic functional group and is mixed in the cation exchange resin material,
• a contained amount of the macromolecular material in terms of a weight ratio in the cation exchange resin material and the macromolecular material is 5% or more and 25% or less,
• the macromolecular material having the acidic functional group has an ion exchange capacity as an IEC value of 2 meq/g or more and the cation exchange resin material has an ion exchange capacity as an IEC value of 0.9 to 1.5 meq/g, and
• the macromolecular material has a molecular weight of 10,000 or more and is selected from the group consisting of:
• a polystyrene sulfonate represented by Chemical Formula 2:
• a polyvinylsulfonic acid represented by Chemical Formula 3:
• a polyethersulfonic acid represented by Chemical Formula 4 in which n is an integer of 1 to 6:
• and
• a polyethersulfonic acid represented by Chemical Formula 5 in which n′ is an integer of 1 to 6:

An imaging device comprising:

• a lens;
• an imaging element for acquiring an imaging signal resulting from imaging by the lens;
• and
• a drive device that is configured to include a polymer element and drives the lens or the imaging device, wherein
• the polymer element includes
• a pair of electrode layers and
• a macromolecular layer disposed between the pair of electrode layers, at least one of the pair of electrode layers and the macromolecular layer includes
• a cation exchange resin material and
• a macromolecular material that has an acidic functional group and is mixed in the cation exchange resin material,
• a contained amount of the macromolecular material in terms of a weight ratio in the cation exchange resin material and the macromolecular material is 5% or more and 25% or less,
• the macromolecular material having the acidic functional group has an ion exchange capacity as an IEC value of 2 meq/g or more and the cation exchange resin material has an ion exchange capacity as an IEC value of 0.9 to 1.5 meq/g, and
• the macromolecular material has a molecular weight of 10,000 or more and is selected from the group consisting of:
• a polystyrene sulfonate represented by Chemical Formula 2:
• a polyvinylsulfonic acid represented by Chemical Formula 3:
• a polyethersulfonic acid represented by Chemical Formula 4 in which n is an integer of 1 to 6:
• and
• a polyethersulfonic acid represented by Chemical Formula 5 in which n′ is an integer of 1 to 6: