Abstract: A method for bisformylation an arylamine compound by reacting an arylamine compound with an alkyleneamine in a reaction mixture while refluxing an acid in the reaction mixture.

Abstract: A photoconductive member containing, for example, a substrate, a photogenerating layer, a charge transport layer and an overcoat layer wherein the overcoat layer is comprised of a crosslinked siloxane composite containing a caprolactone-siloxane.

Abstract: Compounds of the formulae wherein Z is OR1, SR1, or NR1R2, Y is OR3, SR3, or NR3R4, at least one of R1, R2, R3, R4, R5, and R6 is hydrogen, at least one of R1, R2, R3, R4, R5, and R6 is other than hydrogen, at least one Z or Y within the compound is NR1R2 or —NR3R4, R1, R2, R3, R4, R5, R6, and R7 each, independently of the others, is hydrogen, alkyl, aryl, arylalkyl, or alkylaryl, and wherein R7 can also be (vi) an alkoxy, aryloxy, arylalkyloxy, alkylaryloxy, polyalkyleneoxy, polyaryleneoxy, polyarylalkyleneoxy, polyalkylaryleneoxy, silyl, siloxane, polysilylene, polysiloxane, or wherein X is a direct bond, oxygen, sulfur, NR40— wherein R40 is hydrogen, alkyl, aryl, arylalkyl, or alkylaryl, or CR50R60— wherein R50 and R60 each, independently of the other, is hydrogen, alkyl, aryl, arylalkyl, or alkylaryl, and wherein R6 can also be

Abstract: A process for generating on a substrate, such as a document, a security mark comprised of a glossy ink containing a colorant.

Abstract: An imaging member having a substrate, a charge transport layer having charge transport materials dispersed therein, and an overcoat layer, wherein at least one of the charge transport layer and the overcoat layer comprise nano-size fillers having a particle size of from about 1 to about 250 nanometers.

Abstract: Disclosed is a phase change ink composition comprising a colorant and an ink vehicle, the ink being a solid at temperatures less than about 50° C. and exhibiting a viscosity of no more than about 20 centipoise at a jetting temperature of no more than about 160° C., wherein at a first temperature hydrogen bonds of sufficient strength exist between the ink vehicle molecules so that the ink vehicle forms hydrogen-bonded dimers, oligomers, or polymers, and wherein at a second temperature which is higher than the first temperature the hydrogen bonds between the ink vehicle molecules are sufficiently broken that fewer hydrogen-bonded dimers, oligomers, or polymers are present in the ink at the second temperature than are present in the ink at the first temperature, so that the viscosity of the ink at the second temperature is lower than the viscosity of the ink at the first temperature.

Abstract: A photoconductive imaging member comprised of an optional supporting substrate, an optional blocking layer, a photogenerating layer, and a charge transport layer, and wherein said charge transport layer comprises a crosslinked polycarbonate component containing a repeating segment of the formula wherein R1 is selected from the group consisting of hydrogen, alkyl with from about 1 to about 15 carbons optionally further containing one or more heteroatoms selected from the group consisting of nitrogen, oxygen, sulfur, silicon, and phosphorus, or aryl; R2 represents a divalent linkage; Ar3 and Ar4 each independently represent aromatic groups; R3 and R4 are independently selected from the group consisting of hydrogen, alkyl, and aryl; and optionally wherein R3 and R4 form a combined ring structure; and wherein x and y represent the mole fractions of the repeating segments.

Abstract: Disclosed are compounds of the formulae wherein Z is a group of the formula —OR1, a group of the formula —SR1, or a group of the formula —NR1R2, Y is a group of the formula —OR3, a group of the formula —SR3, or a group of the formula —NR3R4, n is an integer representing the number of repeat —(CH2)— or —(CH2CH2O)— units, wherein, provided that at least one of R1, R2, R3, R4, R5, and R6 is a hydrogen atom, provided that at least one of R1, R2, R3, R4, R5, and R6 is other than a hydrogen atom, and provided that at least one Z or Y within the compound is a group of the formula —NR1R2 or a group of the formula —NR3R4, R1, R2, R3, R4, R5, R6, and R7 each, independently of the others, is (i) a hydrogen atom, (ii) an alkyl group, (iii) an aryl group, (iv) an arylalkyl group, or (v) an alkylaryl group, and wherein R7 can also be (vi) an alkoxy group, (vii) an aryloxy group, (Viii) an arylalkyloxy group, (ix) an alkylaryloxy group, (x) a polyalkyleneoxy group, (xi) a polyaryleneoxy group, (xii) a polyarylalkylen

Abstract: A polycarbonate comprised of a repeating unit represented by Formula (I) with R1, R2, R3 and R4 being, for example, alkyl; Ar being, for example, aryl; and m representing the number of groups.

Abstract: Disclosed are compounds of the formulae wherein, provided that at least one of R1, R2, R3, R4, R5, and R6 is a hydrogen atom, and provided that at least one of R1, R2, R3, R4, R5, and R6 is not a hydrogen atom, R1, R2, R3, R4, R5, and R6 each, independently of the others, is (i) a hydrogen atom, (ii) an alkyl group, (iii) an aryl group, (iv) an arylalkyl group, or (v) an alkylaryl group. Also disclosed are phase change ink compositions comprising a colorant and a phase change ink carrier comprising a material of this formula.

Abstract: Compounds of the formulae 1 2

Abstract: Phase change inks comprising colorant, a phase change ink carrier, and an antioxidant or UV stabilizer of the formula 1

Abstract: An imaging member having a substrate, a charge transport layer having charge transport materials dispersed therein, and an overcoat layer, wherein at least one of the charge transport layer and the overcoat layer comprise nano-size fillers having a particle size of from about 1 to about 250 nanometers.

Abstract: A photoconductive imaging member comprised of an optional supporting substrate, an optional blocking layer, a photogenerating layer, and a charge transport layer, and a SiO3 containing polycarbonate component.

Abstract: A polycarbonate comprised of a repeating unit represented by Formula (I) 1

Abstract: Phase change inks comprising colorant, a phase change ink carrier, and an antioxidant or UV stabilizer of the formula wherein R1, R2, R3, R4, R5, R6, R7, R8, and R9 each, independently of the others, is hydrogen, hydroxy, amino, alkyl, aryl, arylaikyl, alkylaryl, alkoxy, aryloxy, arylalkyloxy, alkylaryloxy, halogen, cyano, aldehyde, ketone, ester, amide, sulfide, sulfoxide, nitrile, sulfone, acyl, or carboxylic acid, provided that at least one of R1, R2, R3, R4, R5, R6, R7, R8, and R9 is alkyl having at least about 8 carbon atoms, alkoxy having at least about 8 carbon atoms, aryl having at least about 6 carbon atoms, aryloxy having at least about 6 carbon atoms, arylalkyl having at least about 7 carbon atoms, arylalkyloxy having at least about 7 carbon atoms, alkylaryl having at least about 7 carbon atoms, or alkylaryloxy having at least about 7 carbon atoms.

Abstract: Compounds of the formulae wherein, provided that at least one of R1, R2, and R3 is not a hydrogen atom, R1, R2 and R3 each, independently of the other, is hydrogen, alkyl, aryl, arylalkyl, or alkylaryl, and wherein R1 and R2 can also be alkoxy, aryloxy, arylalkyloxy, alkylaryloxy, polyalkyleneoxy, polyaryleneoxy, polyarylalkyleneoxy, polyalkylaryleneoxy, silyl, siloxane, polysilylene, polysiloxane, or a group of the formula wherein r and s are integers representing a number of repeat —CH2— groups, and wherein X is a direct bond, oxygen, sulfur, —NR40— wherein R40 is hydrogen, alkyl, aryl, arylalkyl, or alkylaryl, or —CR50R60— wherein R50 and R60 each, independently of the other, is hydrogen, alkyl, aryl, arylalkyl, or alkylaryl, and R10 and R11 each, independently of the other, is alkylene, arylene, arylalkylene, or alkylarylene, and wherein R10 can also be polyalkyleneoxy, polyaryleneoxy, polyarylalkyleneoxy, polyalkylaryleneoxy, silylen

Abstract: A photoconductive imaging member comprised of an optional supporting substrate, an optional blocking layer, a photogenerating layer, and a charge transport layer, and wherein said charge transport layer comprises a crosslinked polycarbonate component containing a repeating segment of the formula 1

Abstract: A photoconductive imaging member comprised of an optional supporting substrate, an optional blocking layer, a photogenerating layer, and a charge transport layer, and a SiO3 containing polycarbonate component.

Abstract: A display material for use in an electric paper system includes two opposing outer surfaces, between which is disposed a plurality of optically and electrically anisotropic elements suspended in a substance capable of being liquified. A rotatable disposition of each element is achievable while the element is suspended in the substance and the substance is liquified.