摘要:
A toner for developing an electrostatic image, including: toner base particles each including a binder resin and a releasing agent; and inorganic fine particles, wherein the toner includes the inorganic fine particles as an external additive on a surface of the toner base particle, wherein the toner base particles have a BET specific surface area of 2.5 m2/g to 5.0 m2/g, and wherein the inorganic fine particles comprise inorganic fine particles (A) which are each a secondary particle where a plurality of primary particles are coalesced together.
摘要:
A toner for developing an electrostatic image, including: toner base particles each including a binder resin and a releasing agent; and inorganic fine particles, wherein the toner includes the inorganic fine particles as an external additive on a surface of the toner base particle, wherein the toner base particles have a BET specific surface area of 2.5 m2/g to 5.0 m2/g, and wherein the inorganic fine particles comprise inorganic fine particles (A) which are each a secondary particle where a plurality of primary particles are coalesced together.
摘要:
Electrostatic image developing toner particles including: a crystalline polyester resin; a non-crystalline polyester resin; a releasing agent; and a colorant, wherein the electrostatic image developing toner particles have a glass transition temperature of 40° C. to 60° C. where the glass transition temperature is measured with a differential scanning calorimeter (DSC), and wherein the electrostatic image developing toner particles have an adhesive force between the toner particles of 1.4 mN to 2.2 mN where the adhesive force between the toner particles is measured after the electrostatic image developing toner particles have been stored at 50° C.
摘要:
A toner including: a binder resin; a releasing agent; and a colorant, wherein the binder resin contains a crystalline polyester resin and a non-crystalline polyester resin, wherein the releasing agent has an endothermic peak temperature of 60° C. to 80° C. at the second temperature rising in differential scanning calorimetry, and wherein the releasing agent is an ester wax which satisfies the following expressions (1) and (2): 1.1 Pa·s≦η*a≦2.0 Pa·s . . . Expression (1) 0.001≦η*b/η*a≦1.00 . . . Expression (2) where in Expressions (1) and (2), η*a denotes a complex viscosity (Pa·s) determined by measuring a dynamic viscoelasticity of the releasing agent at a measurement frequency of 6.28 rad/s, and η*b denotes a complex viscosity (Pa·s) determined by measuring a dynamic viscoelasticity of the releasing agent at a measurement frequency of 62.8 rad/s.
摘要:
To provide a toner, which contains a binder resin, a colorant, and a releasing agent, wherein the binder resin contains a low molecular weight resin component, where the low molecular weight resin component has a resin softening coefficient (A), represented by the following formula (1), satisfying A>0.165, and has storage elastic modulus (dyne/cm2) G′(Tfb) satisfying G′(Tfb)≦1×104 where Tfb is a flow onset temperature (° C.) of the low molecular weight resin component as measured by a capillary rheometer: A=|[(r1)−ln G′(r2)]/(T1−T2)| Formula (1) (where T1 is temperature (° C.) at which storage elastic modulus G′(r1) is 1×105 (dyne/cm2) and T2 is temperature (° C.) at which storage elastic modulus G′(r2) is 1×103 (dyne/cm2) as measured by means of a viscoelasticity measuring device with measuring frequency of 1 Hz, and measuring distortion of 1 deg; and | | represents an absolute value.).
摘要翻译:为了提供含有粘合剂树脂,着色剂和脱模剂的调色剂,其中粘合剂树脂含有低分子量树脂组分,其中低分子量树脂组分具有树脂软化系数(A),由 (1)满足A> 0.165,并且具有满足G'(Tfb)≦̸ 1×104的储能弹性模量(dyne / cm 2)G'(Tfb),其中Tfb是流动起始温度(℃) 通过毛细管流变仪测量的低分子量树脂组分:A = | [(r1)-ln G'(r2)] /(T1-T2)| 储存弹性模量G'(r1)为1×10 5(达因/ cm 2)且T2为储存弹性模量G'(℃)的温度(℃)的式(1)(其中,T1为温度(℃) r2)是通过测量频率为1Hz的粘弹性测量装置测量的1×10 3(dyne / cm 2),测量失真度为1度,| |表示绝对值。
摘要:
To provide a toner, which contains a binder resin, a colorant, and a releasing agent, wherein the binder resin contains a low molecular weight resin component, where the low molecular weight resin component has a resin softening coefficient (A), represented by the following formula (1), satisfying A>0.165, and has storage elastic modulus (dyne/cm2) G′(Tfb) satisfying G′(Tfb)≦1×104 where Tfb is a flow onset temperature (° C.) of the low molecular weight resin component as measured by a capillary rheometer: A=|[ln G′(r1)−ln G′(r2)]/(T1−T2)| Formula (1) (where T1 is temperature (° C.) at which storage elastic modulus G′(r1) is 1×105 (dyne/cm2) and T2 is temperature (° C.) at which storage elastic modulus G′(r2) is 1×103 (dyne/cm2) as measured by means of a viscoelasticity measuring device with measuring frequency of 1 Hz, and measuring distortion of 1 deg; and ∥ represents an absolute value.)
摘要翻译:为了提供含有粘合剂树脂,着色剂和脱模剂的调色剂,其中粘合剂树脂含有低分子量树脂组分,其中低分子量树脂组分具有树脂软化系数(A),由 (1)满足A> 0.165,并且具有满足G'(Tfb)≦̸ 1×104的储能弹性模量(dyne / cm 2)G'(Tfb),其中Tfb是流动起始温度(℃) 通过毛细管流变仪测量的低分子量树脂组分:A = | [ln G'(r1)-ln G'(r2)] /(T1-T2)| 储存弹性模量G'(r1)为1×10 5(达因/ cm 2)且T2为储存弹性模量G'(℃)的温度(℃)的式(1)(其中,T1为温度(℃) r2)是通过测量频率为1Hz的粘弹性测量装置测量的1×103(dyne / cm 2),测量失真度为1度,∥表示绝对值。
摘要:
A toner including: toner base particles; and an external additive, the toner base particles each comprising a binder resin and a colorant, wherein the external additive comprises non-spherical particles and spherical particles, wherein the non-spherical particles are each a secondary particle in which spherical primary particles are coalesced together, and wherein the non-spherical particles and the spherical particles in the external additive satisfy a relationship expressed by the following formula (1): 3Ca(%)
摘要:
A toner including: toner base particles; and an external additive, the toner base particles each comprising a binder resin and a colorant, wherein the external additive comprises non-spherical particles and spherical particles, wherein the non-spherical particles are each a secondary particle in which spherical primary particles are coalesced together, and wherein the non-spherical particles and the spherical particles in the external additive satisfy a relationship expressed by the following formula (1): 3Ca(%)
摘要:
A toner, containing: toner base particles; and an external additive, the toner base particles each including a binder resin and a releasing agent, wherein the external additive includes non-spherical coalesced particles in each of which primary particles are coalesced together, and wherein the coalesced particles satisfy the following formula (1): Nx/1,000×100≦30% where Nx is a number of the primary particles present alone relative to 1,000 of the coalesced particles, as observed under a scanning electron microscope after stirring 0.5 g of the coalesced particles and 49.5 g of a carrier placed in a 50 mL bottle for 10 minutes by means of a mixing and stirring device at 67 Hz.
摘要:
A toner including a core particle, an inner shell layer covering the core, and an outer shell layer covering the inner shell layer is provided. The core particle includes a resin P. The inner shell layer includes fine particles of a resin A. The outer shell layer includes fine particles of a resin B. The toner satisfies the following formulae (1) to (3): 4.5≦T½(P)−Tfb(P)≦14 (1) 20≦T½(A)−Tfb(A)≦40 (2) 23.5≦T½(B)−Tfb(B)≦40 (3) wherein T½(P), T½(A), and T½(B) represent ½ method temperatures of the resins P, A, and B, respectively, and Tfb(P), Tfb(A), and Tfb(B) represent flow beginning temperatures of the resins P, A, and B, respectively, and wherein the ½ method temperatures and the flow beginning temperatures are measured by a flowtester.
摘要翻译:提供了包括芯颗粒,覆盖芯的内壳层和覆盖内壳层的外壳层的调色剂。 核心颗粒包括树脂P.内壳层包括树脂A的细颗粒。外壳层包括树脂B的细颗粒。调色剂满足下式(1)至(3):4.5@T 1/2( P)-Tfb(P)@ 14(1)20 @ T 1/2(A)-Tfb(A)@ 40(2)23.5@T½(B)-Tfb(B)@ 40(3) T 1/2(A)和T 1/2(B)分别表示树脂P,A和B的1/2方法温度,Tfb(P),Tfb(A)和Tfb(B)表示树脂P的流动开始温度 ,A和B,并且其中1/2方法温度和流动开始温度由流动器测量。