摘要:
Disclosed is a liquid developer comprising a liquid medium, a charge control agent, a polymeric surfactant, and a colored core polymer. In one embodiment, the colored polymer is of the formula ##STR1## wherein A is selected from the group consisting of alkylene and arylene, B is selected from the group consisting of ##STR2## wherein R is selected from the group consisting of alkylene groups, arylene groups, and polyether groups, D is selected from the group consisting of dioxyalkane and dioxyarene, x is a fraction number of from about 0.01 to 1.0, and y is a fraction number of from 0 to about 0.99, with x+y being equal to 1, and n representing the number of the monomer units.
摘要:
A process for the preparation of toner generated by mixing (1) a colorant dispersion preferably containing a nonionic surfactant, and (2) a latex emulsion, and wherein the latex emulsion preferably contains resin, or polymer and a surfactant, and wherein the colorant nonionic surfactant is of the Formulas (I) or (II), or optionally mixtures thereof ##STR1## wherein R.sup.1 is a hydrophobic aliphatic, or hydrophobic aromatic group; R.sup.2 is selected from the group consisting of hydrogen, alkyl, aryl, alkylaryl, and alkylarylalkyl; R.sup.3 is hydrogen or alkyl; A is a hydrophilic polymer chain, and m represents the number of A segments.
摘要:
An electronic device, such as a thin film transistor, is disclosed having a dielectric layer formed from a composition comprising a compound having at least one phenol group and at least one group containing comprising silicon. The resulting dielectric layer has good electrical properties.
摘要:
An electronic device comprising a semiconductive material of Formula (I) wherein R is a suitable hydrocarbon or a heteroatom containing group; and n represents the number of repeating units.
摘要:
An organic thin film transistor has a gate dielectric layer which is formed from a block copolymer. The block copolymer comprises a polar block and a nonpolar block. The resulting dielectric layer has good adhesion to the gate electrode and good compatibility with the semiconducting layer.
摘要:
An electronic device, such as a thin film transistor containing a semiconductor of the Formula: wherein R, R′ and R″ are, for example, independently hydrogen, a suitable hydrocarbon, a suitable hetero-containing group, a halogen, or mixtures thereof; and n represents the number of repeating units.
摘要:
An electronic device including a compound comprising at least one type of an optionally substituted indolocarbazole moiety and at least one divalent linkage.
摘要:
A polymer of Formula or structure (I) wherein at least one of R1 and R2 is a suitable hydrocarbon, hydrogen, a heteratom containing group, or a halogen; Ar and Ar′ represent an aromatic moiety; x, y, a, b, c, d, e, f, and g represent the number of groups or rings, respectively; and n represents the number of repeating units.
摘要:
A polythiophene wherein the monomer segments thereof contain wherein A is a side chain; B is hydrogen or a side chain; and D is a divalent linkage, and wherein the number of A-substituted thienylene units (I) in the monomer segments is from about 1 to about 10, the number of B-substituted thienylene units (II) is from 0 to about 5, and the number of divalent linkages D is 0 or 1.