Abstract: Provided are resin particles which have excellent thermal bondability, excellent low-temperature fixability, excellent heat resistant storage stability and high bonding strength, and which provide a coating film that has high gloss and excellent water resistance. The resin particles are composed of resin particles (X), each of which has a shell layer (S) containing a crystalline polyurethane resin (B) on the surface of a core layer (Q) containing a crystalline resin (A). The maximum peak temperature (Ta) of the heat of fusion of the crystalline resin (A) is 40 to 70° C. and the maximum peak temperature (Tu) of the heat of fusion of the crystalline polyurethane resin (B) is 50 to 90° C.

Abstract: Provided is a toner binder which attains all of low-temperature fixing properties, gloss, and hot offset resistance and gives a toner that satisfies the flowability, high-temperature storability, charge stability, pulverizability, image strength, flex cracking resistance, and document anti-offset properties. The present invention is a toner binder which comprises a polyester resins and has a surfactant content of 100 ppm or less and in which the THF-insoluble components and the THF-soluble components respectively have a storage modulus (Pa) at 150° C., G?x150, and the storage modulus (Pa) at 150° C., G?y150, which satisfy the following relationships (1) and (2).

Abstract: Provided is a toner binder which attains all of low-temperature fixing properties, gloss, and hot offset resistance and gives a toner that satisfies the flowability, high-temperature storability, charge stability, pulverizability, image strength, flex cracking resistance, and document anti-offset properties. The present invention is a toner binder which comprises a polyester resins and has a surfactant content of 100 ppm or less and in which the THF-insoluble components and the THF-soluble components respectively have a storage modulus (Pa) at 150° C., G?x150, and the storage modulus (Pa) at 150° C., G?y150, which satisfy the following relationships (1) and (2).

Abstract: Provided is a toner binder that is excellent in heat resistant storage properties and hot offset resistance properties and also affords excellent anti-blocking properties of paper when printing continuously. The present invention is directed to a toner binder comprising a crystalline resin (A), wherein the crystalline resin (A) comprises two or more crystalline resins (a) and the endothermic peak temperature group that is composed of all of the endothermic peak temperatures of the respective two or more crystalline resins (a) has two or more different endothermic peak temperatures; and a resin particle containing the toner binder.

Abstract: Provided are resin particles which have excellent thermal bondability, excellent low-temperature fixability, excellent heat resistant storage stability and high bonding strength, and which provide a coating film that has high gloss and excellent water resistance. The resin particles are composed of resin particles (X), each of which has a shell layer (S) containing a crystalline polyurethane resin (B) on the surface of a core layer (Q) containing a crystalline resin (A). The maximum peak temperature (Ta) of the heat of fusion of the crystalline resin (A) is 40 to 70° C. and the maximum peak temperature (Tu) of the heat of fusion of the crystalline polyurethane resin (B) is 50 to 90° C.

Abstract: Provided is a toner binder that is excellent in heat resistant storage properties and hot offset resistance properties and also affords excellent anti-blocking properties of paper when printing continuously. The present invention is directed to a toner binder comprising a crystalline resin (A), wherein the crystalline resin (A) comprises two or more crystalline resins (a) and the endothermic peak temperature group that is composed of all of the endothermic peak temperatures of the respective two or more crystalline resins (a) has two or more different endothermic peak temperatures; and a resin particle containing the toner binder.

Abstract: Disclosed is a toner binder which has high storage stability and can achieve both of good low-temperature fixability and good hot offset resistance (a broadened fixing temperature range). Specifically disclosed is a toner binder comprising, as constituting units, a carboxylic acid component (x) and a polyol component (y), wherein the component (x) comprises two or more kinds of dicarboxylic acids (X1), selected from among aromatic dicarboxylic acids and ester-forming derivatives of the same, in a total amount of 80 mol % or more and a trivalent or higher polycarboxylic acid (x2); the component (y) comprises a polyester resin (P) which is constituted by a polyester resin (A) comprising 80 mol % or more of an aliphatic diol (y1) having 2 to 10 carbon atoms optionally together with a linear polyester resin (B); and the storage modulus at 150° C. [G?150] of resin (A) is 20000 dyn/cm2 or more and the ratio of [G?150] to the storage modulus as 180° C. [G?180] thereof, i.e., [G?150]/[G?180], is 15 of less.

Abstract: Disclosed is a toner binder which has high storage stability and can achieve both of good low-temperature fixability and good hot offset resistance (a broadened fixing temperature range). Specifically disclosed is a toner binder comprising, as constituting units, a carboxylic acid component (x) and a polyol component (y), wherein the component (x) comprises two or more kinds of dicarboxylic acids (X1), selected from among aromatic dicarboxylic acids and ester-forming derivatives of the same, in a total amount of 80 mol % or more and a trivalent or higher polycarboxylic acid (x2); the component (y) comprises a polyester resin (P) which is constituted by a polyester resin (A) comprising 80 mol % or more of an aliphatic diol (y1) having 2 to 10 carbon atoms optionally together with a linear polyester resin (B); and the storage modulus at 150° C. [G?150] of resin (A) is 20000 dyn/cm2 or more and the ratio of [G?150] to the storage modulus as 180° C. [G?180] thereof, i.e., [G?150]/[G?180], is 15 of less.

Abstract: An object of the present invention is to provide a multilayer structured particle which can transmit or reflect light having a specific wavelength selectively within a wide range and a simple and easy method for producing the same. The multilayer structured particle of the present invention is characterized in that a central layer (L0) is provided as a core and two or more layers (Ln) are disposed concentrically with respect to the center of the core, wherein every pair of adjacent layers has a refractive index difference of from 0.01 to 1.5 and at least one layer of the central layer (L0) and the layers (Ln) is a metal oxide layer (M).

Abstract: Disclosed herein is an aqueous dispersion slurry coating material which has excellent storage stability and which can provide a coating film having excellent surface smoothness. The aqueous dispersion slurry coating material includes: an aqueous medium; and contained therein, resin particles (A) comprising a first resin (a); and resin particles (B) comprising a second resin (b), wherein the value of [volume-average particle diameter DA of resin particles (A)]/[volume-average particle diameter DB of resin particles (B)] is in the range of 0.003 to 0.3. It is preferred that the value of DA is in the range of 0.001 to 3 ?m and that the value of DB is in the range of 0.3 to 10 ?m. The resin (a) preferably has a Tg of 0 to 100° C., and the resin (b) preferably has a Tg of ?50 to 50° C. The aqueous dispersion slurry coating material preferably further includes a surfactant and a curing agent.