Abstract:
A stimulus-responsive compound includes a pair of polysiloxane chains, a cross-linking moiety which cross-links the polysiloxane chains, and a liquid crystal moiety which is bonded to the polysiloxane chain. The cross-linking moiety includes a unit A which has a bond functioning as a rotation axis, and also has first and second groups located at different ends of the bond, a first unit B which is disposed at a first bonding site of the first group, a second unit B which is disposed at a first bonding site of the second group, a first unit C, and a second unit C. The first unit C and one of the polysiloxane chains are bonded to each other. The second unit C and the other of the polysiloxane chains are bonded to each other. The first unit B and the second unit B are bonded to each other by a reduction reaction.
Abstract:
A dispersion liquid includes water, a coloring material, and a dispersing resin which disperses the coloring material, in which the dispersing resin has a predetermined constituent unit A, a predetermined constituent unit B, and a predetermined constituent unit C.
Abstract:
A composition set according to the invention includes a first composition which contains a cellulose derivative having a liquid crystalline functional group, and a second composition which contains a liquid crystalline compound having a reactive functional group and can be in a liquid state. The first composition preferably contains particles whose surfaces are at least partially constituted by the cellulose derivative. Further, the first composition preferably contains a liquid component which functions as a dispersion medium for dispersing the particles.
Abstract:
A liquid composition contains a cellulosic material constituted by a material containing at least one of cellulose and a cellulose derivative, and an ionic liquid having a functional group with reactivity. It is preferred that the ionic liquid has an imidazolium salt structure. It is also preferred that the functional group with reactivity contains a carbon-carbon double bond.
Abstract:
A polymer dispersant includes a first block; and a second block, the first block has a structural unit derived from a first monomer having an imidazolium salt portion and a hydrophobic portion, and the second block has a structural unit derived from a second monomer having an imidazolium salt portion and a hydrophilic portion.
Abstract:
A cellulosic material contains a cellulose derivative, and the cellulose derivative contains an ionic moiety as a chemical structure common to an ionic liquid. It is preferred that the ionic moiety has an imidazolium salt structure. It is also preferred that the ionic moiety is introduced into a repeating unit of a polymer chain having a repeating structure introduced into a cellulose backbone structure of the cellulose derivative.
Abstract:
A cellulosic material contains a cellulose derivative, in which the cellulose derivative has a functional group capable of reversibly performing a redox reaction introduced thereinto. The cellulose derivative preferably has at least one of a ferrocene structure and a viologen structure as the functional group.
Abstract:
A deformable material according to an embodiment of the invention includes a stimulus-responsive compound whose molecular structure is changed according to an oxidation-reduction reaction and an electronically conductive substance. The stimulus-responsive compound is a polymer obtained by polymerizing a constituent unit having a polymerizable functional group. The electronically conductive substance is preferably in the form of particles in the deformable material. Further, the electronically conductive substance preferably has an average particle diameter of 1 nm or more and 10 μm or less. Further, the electronically conductive substance preferably contains a carbon material.
Abstract:
A composition according to the invention contains a cellulose derivative having a liquid crystalline functional group and a liquid crystalline solvent having a reactive functional group. The reactive functional group preferably contains a carbon-carbon double bond. The reactive functional group is preferably a (meth)acryloyl group.
Abstract:
A stimulus-responsive compound includes a pair of polysiloxane chains, a cross-linking moiety which cross-links the polysiloxane chains, and a liquid crystal moiety which is bonded to the polysiloxane chain. The cross-linking moiety includes a unit A which has a bond functioning as a rotation axis, and also has first and second groups located at different ends of the bond, a first unit B which is disposed at a first bonding site of the first group, a second unit B which is disposed at a first bonding site of the second group, a first unit C, and a second unit C. The first unit C and one of the polysiloxane chains are bonded to each other. The second unit C and the other of the polysiloxane chains are bonded to each other. The first unit B and the second unit B are bonded to each other by a reduction reaction.