Patents by Inventor Guerino G. Sacripante

Guerino G. Sacripante has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • HYBRID EMULSION AGGREGATE TONER
    Publication number: 20150118610
    Abstract: Toners and processes useful in providing toners suitable for electrophotographic apparatuses, including apparatuses such as digital, image-on-image, and similar apparatuses. In particular, emulsion aggregate toner compositions that use two different emulsion aggregation (EA) technologies and which comprise a base resin composed of both styrene-acrylate and polyester resins. These toner compositions further include polyaluminum chloride (PAC) instead of the more commonly used aluminum sulfate as the flocculant or aggregating agent.
    Type: Application
    Filed: January 22, 2014
    Publication date: April 30, 2015
    Applicant: XEROX CORPORATION
    Inventors: Kimberly D. Nosella, Guerino G. Sacripante, Richard P.N. Veregin, Edward G. Zwartz, David J.W. Lawton
  • Toner Comprised of a Sustainable Polyester Resin
    Publication number: 20150111146
    Abstract: The disclosure describes a one reactor process for making a bio-based polyester resin. The resultant polyester resin retains thermal properties as compared to a similar resin but made using previous multi-step processes conducted in separate vessels.
    Type: Application
    Filed: October 22, 2013
    Publication date: April 23, 2015
    Applicant: XEROX CORPORATION
    Inventors: Ke Zhou, Guerino G. Sacripante, Edward G. Zwartz, Cuong Vong, Richard PN. Veregin
  • Sustainable Toner and Optimized Process
    Publication number: 20150111145
    Abstract: The present disclosure describes a sustainable toner.
    Type: Application
    Filed: October 22, 2013
    Publication date: April 23, 2015
    Applicant: Xerox Corporation
    Inventors: Guerino G. Sacripante, Ke Zhou, Richard PN Veregin, Edward G. Zwartz, Cuong Vong
  • Bio-Based Toner Resin with Increased Fusing Performance
    Publication number: 20150111141
    Abstract: The disclosure describes a sustainable toner with favorable hot offset and gloss mottle comprising a bioresin, where the toner surface has a carbon to oxygen ratio higher than found in existing bio-based toners comprising a bioresin.
    Type: Application
    Filed: October 22, 2013
    Publication date: April 23, 2015
    Applicant: Xerox Corporation
    Inventors: Richard PN Veregin, Edward G Zwartz, Guerino G Sacripante, Yulin Wang, Cuong Vong
  • Sustainable Polyester Resin of Defined Acid Value
    Publication number: 20150111147
    Abstract: The disclosure describes a process for making a polyester resin of defined acid value using a temperature-sensitive reaction and dipropylene glycol as a reagent.
    Type: Application
    Filed: October 22, 2013
    Publication date: April 23, 2015
    Applicant: Xerox Corporation
    Inventors: Guerino G. Sacripante, Ke Zhou, Mark R. Elliott, Rashid Mahmood, John Abate
  • Phase change inks comprising novel crystalline compounds
    Patent number: 9011587
    Abstract: A phase change ink composition suitable for ink jet printing, including robust printing on coated paper substrates. In embodiments, the phase change ink composition comprises both a crystalline compound and an amorphous compound which are derived from bio-renewable materials. In particular, the present embodiments provide novel crystalline compounds with at least two aromatic moieties for use in the phase change inks.
    Type: Grant
    Filed: October 14, 2013
    Date of Patent: April 21, 2015
    Assignee: Xerox Corporation
    Inventors: Adela Goredema, Guerino G. Sacripante, Barkev Keoshkerian, Daryl W. Vanbesien, Kentaro Morimitsu, Naveen Chopra, Gabriel Iftime
  • PHASE CHANGE INKS COMPRISING NOVEL CRYSTALLINE COMPOUNDS
    Publication number: 20150101507
    Abstract: A phase change ink composition suitable for ink jet printing, including robust printing on coated paper substrates. In embodiments, the phase change ink composition comprises both a crystalline compound and an amorphous compound which are derived from bio-renewable materials. In particular, the present embodiments provide novel crystalline compounds with at least two aromatic moieties for use in the phase change inks.
    Type: Application
    Filed: October 14, 2013
    Publication date: April 16, 2015
    Applicant: XEROX CORPORATION
    Inventors: ADELA GOREDEMA, Guerino G. Sacripante, Barkev Keoshkerian, Daryl W. Vanbesien, Kentaro Morimitsu, Naveen Chopra, Gabriel Iftime
  • NAIL POLISH COMPOSITIONS
    Publication number: 20150098971
    Abstract: Personal care products for maintaining fingernail and toenail appearance. In particular, nail polish compositions that have a formulation that is both safer and more environmentally-friendly to use. The present nail polish compositions comprise anionic polyester resins such as sodio-sulfonated polyesters and sodio-sulfonated co-polyester-co-polysiloxane copolymers as base resin vehicles.
    Type: Application
    Filed: October 9, 2013
    Publication date: April 9, 2015
    Applicant: XEROX CORPORATION
    Inventors: GUERINO G. SACRIPANTE, Adela Goredema, Naveen Chopra, Ke Zhou, Marcel P. Breton
  • TONER PROCESSES
    Publication number: 20150099226
    Abstract: A method for preparing toner particles is disclosed. In embodiments, a suitable method includes aggregating a mixture comprising at least one resin, an optional pigment and an optional wax to form aggregated particles, freezing aggregation of particles by adjusting the pH of the aggregated particles to a freezing aggregation pH; coalescing the aggregated particles to form toner particles at a first pH that is higher than the freezing aggregation pH; and recovering the toner particles.
    Type: Application
    Filed: October 7, 2013
    Publication date: April 9, 2015
    Applicant: XEROX CORPORATION
    Inventors: Ke Zhou, Guerino G. Sacripante, Yulin Wang, Abdisamed Sheik-Qasim, Rashid Mahmood, Rosa Duque
  • Phase change inks containing crystalline -cinnamic diesters and amorphous isosorbide oligomers
    Patent number: 8968452
    Abstract: Disclosed is a phase change ink comprising: (a) a crystalline trans-cinnamic diester; and (b) an amorphous oligomer of isosorbide and a diacid.
    Type: Grant
    Filed: August 2, 2011
    Date of Patent: March 3, 2015
    Assignee: Xerox Corporation
    Inventors: Adela Goredema, Rina Carlini, Caroline M. Turek, Guerino G. Sacripante, Edward G. Zwartz
  • Simplified Process for Sustainable Toner Resin
    Publication number: 20150056550
    Abstract: The disclosure describes a one reaction process for making a bio-based polyester resin. The resultant polyester resin retains thermal properties as compared to a similar resin but made using previous multi-step processes conducted in separate vessels.
    Type: Application
    Filed: August 22, 2013
    Publication date: February 26, 2015
    Applicant: Xerox Corporation
    Inventors: Guerino G. Sacripante, Ke Zhou, Edward G. Zwartz, Michael S. Hawkins, Veronique Laberge, Alan EJ Toth, Rashid Mahmood, Mark R. Elliott, John Abate
  • Sustainable toner
    Patent number: 8916322
    Abstract: The present disclosure describes toner that is composed substantially of biodegradable and recycled materials.
    Type: Grant
    Filed: November 15, 2012
    Date of Patent: December 23, 2014
    Assignee: Xerox Corporation
    Inventors: Guerino G. Sacripante, Shigang Qiu, Santiago Faucher, Ke Zhou, John Abate, John Kallo
  • Phenylcyclohexanol derivatives as wax modifiers and gelators
    Patent number: 8911543
    Abstract: A compound of the formula wherein R1, R2, R3, R4, R5, R6, R7, R8, R9, and R10 are each independently selected from a member of the group consisting of hydrogen, alkyl, aryl, arylalkyl, alkylaryl, straight-chain hydrocarbon, branched-chain hydrocarbon, halogen, and mixtures thereof; wherein X1, X2, X3, X4, and X5 are each independently selected from a member of the group consisting of hydrogen, alkyl, aryl, arylalkyl, alkylaryl, alkoxyl, aryloxy, straight-chain hydrocarbon, branched-chain hydrocarbon, halogen, and mixtures thereof; and wherein the compound can optionally be a mixture of cis and trans isomers wherein only one of R1 to R10 is a non-hydrogen group.
    Type: Grant
    Filed: December 18, 2012
    Date of Patent: December 16, 2014
    Assignee: Xerox Corporation
    Inventors: Naveen Chopra, Guerino G. Sacripante, Jordan H. Wosnick
  • Phase change ink comprising a polyhydroxyalkanoate compound
    Patent number: 8894762
    Abstract: A phase change ink including an amorphous compound; a crystalline compound; an optional colorant; an optional synergist; an optional dispersant; and at least one polyhydroxyalkanoate compound of the formula wherein R is independently selected from the group consisting of a hydrogen atom, a hydrocarbon group, a heteroatom, and combinations thereof; wherein n represents the number of repeating units of from 1 to about 35,000; and wherein x represents an integer from 1 to about 5.
    Type: Grant
    Filed: September 24, 2012
    Date of Patent: November 25, 2014
    Assignee: Xerox Corporation
    Inventors: Caroline M. Turek, Guerino G. Sacripante, Daryl W. Vanbesien, Corey L. Tracy, C. Geoffrey Allen
  • Solid phase change ink compositions comprising oxazolines
    Patent number: 8888907
    Abstract: A solid ink composition comprising at least one crystalline oxazoline compound and at least one amorphous component derived from a polyol, and a colorant and optional viscosity modifier, which are suitable for inkjet printing, including printing on coated paper substrates. In embodiments, the solid ink formulation comprises a blend of an amorphous and crystalline components which provides a solid ink with excellent robustness when forming images or printing on coated paper substrates.
    Type: Grant
    Filed: August 2, 2011
    Date of Patent: November 18, 2014
    Assignee: Xerox Corporation
    Inventors: Rina Carlini, Adela Goredema, Guerino G. Sacripante, Caroline M. Turek, Edward G. Zwartz
  • Biophenols for Polyester Toner Resins
    Publication number: 20140322642
    Abstract: The present disclosure provides a polyester toner resin comprising a natural phenol used in manufacturing a toner for imaging devices.
    Type: Application
    Filed: April 30, 2013
    Publication date: October 30, 2014
    Applicant: Xerox Corporation
    Inventors: Guerino G. Sacripante, Ke Zhou, Biritawit Asfaw, Sonja Hadzidedic, Rosa Duque
  • Polyester Resins Comprising Gallic Acid and Derivatives Thereof
    Publication number: 20140322641
    Abstract: The present disclosure provides a polyester toner resin comprising gallic acid for use in manufacturing an emulsion aggregation (EA) toner for imaging devices.
    Type: Application
    Filed: April 30, 2013
    Publication date: October 30, 2014
    Applicant: Xerox Corporation
    Inventors: Ke Zhou, Guerino G. Sacripante, Marko Saban
  • Super low melt emulsion aggregation toners comprising a trans-cinnamic di-ester
    Patent number: 8841055
    Abstract: An emulsion aggregation toner composition is disclosed that includes toner particles with at least one small crystalline molecule, such as a trans-cinnamic diester, at least one amorphous resin, optional waxes, coagulants, pigments, and combinations thereof. In other embodiments, the small crystalline molecule is biodegradable and can be made using raw materials derived from renewable resources. Such small crystalline molecules are also compatible with amorphous binder resins, to provide toner compositions with reduced minimum fusing temperatures without sacrificing electrical performance. Processes for preparing emulsion aggregation toner compositions are also described.
    Type: Grant
    Filed: April 4, 2012
    Date of Patent: September 23, 2014
    Assignee: Xerox Corporation
    Inventors: Ke Zhou, Adela Goredema, Karen Moffat, Edward G. Zwartz, Mike Hawkins, Rosa Duque, Guerino G. Sacripante
  • Recycled polyethylene terephthalate-based toner
    Patent number: 8835088
    Abstract: The present disclosure describes toner comprising a portion of resin comprising a polyethylene terephthalate oligomer.
    Type: Grant
    Filed: November 15, 2012
    Date of Patent: September 16, 2014
    Assignee: Xerox Corporation
    Inventors: Guerino G Sacripante, Shigang Qiu, Santiago Faucher
  • Synthesis of abietic acid-based macromer for polyester resin process
    Patent number: 8835589
    Abstract: An improved polycondensation method for bio-based polyesters synthesized from pre-formed macromers and the corresponding compositions, which are useful for producing binder polymers for imaging applications such as emulsion-aggregation (EA) toner.
    Type: Grant
    Filed: January 26, 2012
    Date of Patent: September 16, 2014
    Assignee: Xerox Corporation
    Inventors: Valerie M. Farrugia, Guerino G. Sacripante, Ke Zhou