摘要:
A toner composition comprised of chemically coupled multiblock or liquid glass resin particles with a glass transition temperature of between from about 20.degree. C. to about 65.degree. C., and pigment particles.
摘要:
A process for flashless hot melt bonding of seamed flexible belts having a substrate and a seam having interlocking seam members, wherein the interlocking seam members are held together by an adhesive for use in electrostatographic, contact electrostatic, digital and other like machines, wherein the process includes: a) providing a release layer having an adhesive strip on a front side of the release layer, wherein the release layer is wider than the adhesive strip; b) providing the release layer containing the adhesive strip over the seam, wherein the front side of the release layer containing the adhesive strip is in contact with the seam and mutually mating members; c) thermal compressive adhesive bonding of the release layer to the seam, and d) optionally postcuring the seam; and wherein virtually no flashing of the adhesive outside the seam occurs.
摘要:
A toner composition comprised of pigment particles, and a resin comprised of a monomodal polymer resin or monomodal polymer resin blends and wherein the monomodal resin or resin blends possess a narrow polydispersity.
摘要:
A liquid developer comprised of a nonpolar liquid, thermoplastic resin particles comprised of a polyalkylene or polyalkylene with pendant acid or ammonium groups thereon, optional pigment, optional charge adjuvant and charge director.
摘要:
A negatively charged liquid developer comprised of thermoplastic resin particles, optional pigment, a charge director, and an insoluble charge adjuvant comprised of a copolymer of an alkene and an unsaturated acid derivative, and wherein the acid derivative contains pendant fluoroalkyl or pendant fluoroaryl groups, and wherein the charge adjuvant is associated with or combined with said resin and said optional pigment.
摘要:
Disclosed is an improved composition comprising a photopatternable polymer containing at least some monomer repeat units with photosensitivity-imparting substituents, said photopatternable polymer being of the general formula ##STR1## wherein x is an integer of 0 or 1, A is one of several specified groups, such as ##STR2## B is one of several specified groups, such as ##STR3## or mixtures thereof, and n is an integer representing the number of repeating monomer units. Also disclosed is a process for preparing a thermal ink jet printhead with the aforementioned polymer and a thermal ink jet printhead containing therein a layer of a crosslinked or chain extended polymer of the above formula.
摘要:
A conductive polymer composition selected from the group consisting ofa first composition includinga polymer containing halomethylated aromatic groups, anda charge transporting material selected from the group consisting ofat least one charge transport monomer containing arylamine groups,at least one charge transport polymer containing arylamine units in the main polymer chain,and mixtures thereof, anda second composition includingat least one monomer containing a halomethylated aromatic group,at least one charge transport monomer containing arylamine groups anda polymer binder, anda third composition including:at least one monomer containing a halomethylated aromatic group, andat least one charge transport polymer with arylamine units in the main polymer chain.The aforementioned compositions may be applied as coatings and used in high speed laser printing and related printing processes. These conductive polymeric compositions and processes therefor provide improved stability and a broad range of conductivities, manufacturing and compositional latitude, and dielectric strength.
摘要:
A seamed flexible belt having a substrate and a seam having interlocking seam members, wherein the interlocking seam members are held together by an adhesive having polyamide and an optional electrically conductive filler, for use in electrostatographic, contact electrostatic, digital and other like printing machines.