公开(公告)号：US20180179325A1

公开(公告)日：2018-06-28

申请号：US15737744

申请日：2015-10-28

Applicant: Hewlett-Packard Development Company, L.P.

Inventor： Tienteh Chen ,  Bin Huang ,  Benjamin Abelovski ,  George Sarkisian

IPC: C08G18/62 ,  C09D11/30 ,  C09D11/101 ,  C09D11/102 ,  C08L75/00 ,  C09D11/54 ,  C08G18/34 ,  C08G18/32 ,  C08G18/75

Abstract: A radiation curable polyurethane-based binder dispersion includes water and a radiation curable polyurethane dispersed in the water. The polyurethane is formed from: a polyisocyanate; a polyol having a chain with two hydroxyl functional groups at one end of the chain and no hydroxyl groups at an opposed end of the chain, and having a number average molecular weight ranging from about 500 to about 5,000; an acrylate or methacrylate, the acrylate or methacrylate having at least one hydroxyl functional group and having an acrylate functional group or a methacrylate functional group; an alcohol or a diol or an amine having a number average molecular weight less than 600; and a sulfonate or sulfonic acid having one or two amino functional groups.

公开(公告)号：US20170145238A1

公开(公告)日：2017-05-25

申请号：US15322938

申请日：2014-07-30

Applicant: Hewlett-Packard Development Company, L.P.

Inventor： Dennis P. Parazak ,  Gregg A. Lane ,  Fereshteh Khorrami ,  Dennis Z. Guo ,  Benjamin Abelovski

IPC: C09D11/54 ,  B41J2/01 ,  C09D11/322 ,  C09D11/38 ,  C09D11/102

CPC classification number: C09D11/54 ,  B41J2/01 ,  C09D11/101 ,  C09D11/102 ,  C09D11/322 ,  C09D11/38 ,  C09D11/40

Abstract: An example of an ink composition includes a pigment, an anionic polymeric dispersant, polyurethane, a co-solvent, a surfactant, tristyrylphenol ethoxylate, and a balance of water. The tristyrylphenol ethoxylate is present in an amount ranging from about 0.1 wt % to about 2 wt % of a total wt % of the ink composition.

公开(公告)号：US08808441B2

公开(公告)日：2014-08-19

申请号：US13720114

申请日：2012-12-19

Applicant: Hewlett-Packard Development Company, L.P.

Inventor： Benjamin Abelovski

IPC: C09D11/02

CPC classification number: C09D11/14 ,  C09D11/322 ,  C09D11/38

Abstract: The present disclosure provides inkjet inks and associated methods and systems. In one example, an inkjet ink can comprise an ink vehicle and a colorant, wherein the ink vehicle includes an organic co-solvent, water, and from 0.0001 wt % to 0.1 wt % dextran based on the inkjet ink as a whole.

Abstract translation: 本公开提供喷墨油墨和相关联的方法和系统。 在一个示例中，喷墨油墨可以包括油墨载体和着色剂，其中油墨载体包含有机助溶剂，水，以及基于整个喷墨油墨的0.0001wt％至0.1wt％的葡聚糖。

公开(公告)号：US20220274174A1

公开(公告)日：2022-09-01

申请号：US17637580

申请日：2019-10-10

Applicant: Hewlett-Packard Development Company, L.P.

Inventor： Tienteh Chen ,  Christina Gissel Rodriguez ,  Benjamin Abelovski

IPC: B22F10/14 ,  B22F12/40 ,  B22F1/052 ,  B22F1/107 ,  B33Y10/00 ,  B33Y30/00 ,  B33Y70/00 ,  C08L33/08

Abstract: The present disclosure describes binder agents for printing three-dimensional green body objects, three-dimensional printing kits, and methods of three-dimensional printing. In one example, a binder agent for printing a three-dimensional green body object can include water, an organic co-solvent, a glycidyl compound having two or more glycidyl groups per molecule, and latex particles. The latex particles can include polymerized monomers. The polymerized monomers can include a first monomer having an acid group, and a second monomer having a vinyl group and without an acid group.

公开(公告)号：US11155726B2

公开(公告)日：2021-10-26

申请号：US16462416

申请日：2017-03-27

Applicant: Hewlett-Packard Development Company, L.P.

Inventor： Benjamin Abelovski ,  Ryan Vu ,  Jie Zheng ,  Dennis Guo ,  George Sarkisian ,  Tienteh Chen

IPC: C09D11/322 ,  C08G18/08 ,  C08G18/32 ,  C08G18/34 ,  C08G18/42 ,  C08G18/75 ,  C08G71/04 ,  C08L75/04 ,  C09D11/36 ,  C09D11/40

Abstract: Inkjet inks are described herein. In an example, an inkjet ink can comprise: at least one colorant; at least one solvent comprising glycerol in an amount of from about 1 wt % to about 20 wt % based on the total weight of the inkjet ink; water; and at least one binder, wherein the binder comprises a polyurethane-based binder dispersion.

公开(公告)号：US10647140B2

公开(公告)日：2020-05-12

申请号：US16080275

申请日：2017-06-30

Applicant: Hewlett-Packard Development Company, L.P.

Inventor： Alireza Rahimi ,  George Sarkisian ,  Benjamin Abelovski ,  Gregg A. Lane ,  Tienteh Chen ,  Or Brandstein ,  Jun Yang ,  Olakemi Akinlabi

IPC: B41M5/00 ,  B41J11/00 ,  C09D11/023 ,  B41J2/21 ,  C09D11/033 ,  C09D11/037 ,  C09D11/102 ,  C09D11/12 ,  C09D11/322 ,  C09D11/38 ,  C09D11/40 ,  C09D11/54

Abstract: An inkjet ink set containing a pre-treatment fixing fluid including calcium-containing crashing agents; at least a co-solvent; one or more surfactants and a balance of water; and, at least, a liquid ink. The liquid ink includes a pigment dispersion, a surfactant, a polyurethane binder, a co-solvent and a balance of water. Also disclosed are and inkjet printing system containing such ink set and the method for printing in such inkjet printing system.

公开(公告)号：US20200062979A1

公开(公告)日：2020-02-27

申请号：US16461627

申请日：2017-02-27

Applicant: Hewlett-Packard Development Company, L.P.

Inventor： Tienteh Chen ,  Benjamin Abelovski ,  Or Brandstein ,  Jun Yang ,  Gregg A. Lane

IPC: C09D11/38 ,  C08G18/62 ,  C08G18/44 ,  C08G18/42 ,  C08G18/48 ,  C08G18/34 ,  C08G18/40 ,  C08G18/66 ,  C08G18/75 ,  C08G18/73 ,  C09D11/102 ,  C09D11/033 ,  B41M5/00

Abstract: A polyurethane-based binder dispersion is described. The polyurethane based binder dispersion comprises: a polyurethane, which comprises: (A) a polyisocyanate; (B) a first polyol having a chain with two hydroxyl functional groups at one end of the chain and no hydroxyl groups at an opposed end of the chain; (C) a second polyol having a chain with two hydroxyl functional groups at both ends of the chain; (D) a carboxylic acid functional group with two hydroxyl functional groups; and (E) a compound shown in formula (1): m(M+) n(X)—R—Y— (1), wherein m is 0 or 1, M is a metal, n is 2 to 10, X is an amino group, R is a C1 to C18 alkyl group, a C6 to C30 aromatic compound or a C4 to C20 aliphatic cyclic compound, and Y is SO3- or SO3H, with the proviso that when m is 0, Y is SO3H and when m is 1, Y is SO3-.

公开(公告)号：US20190315987A1

公开(公告)日：2019-10-17

申请号：US16081869

申请日：2017-06-30

Applicant: HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P.

Inventor： Alireza Rahimi ,  George Sarkisian ,  Yi-Hua Tsao ,  Benjamin Abelovski ,  Gregg A. Lane ,  Tienteh Chen ,  Or Brandstein ,  Jun Yang ,  Olakemi Akinlabi

IPC: C09D11/40 ,  C09D11/322 ,  C09D11/38 ,  C09D11/037 ,  C09D11/033 ,  C09D11/102 ,  C09D11/12 ,  C09D11/023 ,  B41M5/00

Abstract: The present disclosure refers to an inkjet ink set comprising a black ink with a black pigment, a yellow ink with a yellow pigment, a cyan ink with a cyan pigment and a magenta ink with a magenta pigment, wherein at least one of the ink further contains a polyurethane binder; non-ionic surfactants; humectant solvent; non-volatile glycol ether co-solvent; a polyethylene wax emulsion and a balance of water. The inkjet ink set can also comprise an orange ink, a green ink and/or a violet ink. The present disclosure refers also to a system for printing the ink set described herein.

公开(公告)号：US20140168331A1

公开(公告)日：2014-06-19

申请号：US13720114

申请日：2012-12-19

Applicant: HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P.

Inventor： Benjamin Abelovski

IPC: C09D11/00

CPC classification number: C09D11/14 ,  C09D11/322 ,  C09D11/38

Abstract: The present disclosure provides inkjet inks and associated methods and systems. In one example, an inkjet ink can comprise an ink vehicle and a colorant, wherein the ink vehicle includes an organic co-solvent, water, and from 0.0001 wt % to 0.1 wt % dextran based on the inkjet ink as a whole.

Abstract translation: 本公开提供喷墨油墨和相关联的方法和系统。 在一个示例中，喷墨油墨可以包括油墨载体和着色剂，其中油墨载体包含有机助溶剂，水，以及基于整个喷墨油墨的0.0001wt％至0.1wt％的葡聚糖。