公开(公告)号：US20220145531A1

公开(公告)日：2022-05-12

申请号：US17435265

申请日：2019-07-30

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

Inventor： Dennis Z. GUO ,  Jie ZHENG ,  Or BRANDSTEIN

IPC: D06P5/30 ,  B41M5/00 ,  B41M7/00 ,  D06P5/20 ,  D06P5/00 ,  D06P1/673 ,  D06P1/52 ,  C09D11/322 ,  C09D11/54 ,  C09D11/037 ,  C09D11/102

Abstract: A method is presented for direct digital printing on a textile substrate utilizing a two-step pretreatment comprising a plasma pretreatment and a heat pretreatment step followed by inkjet printing on the textile and a final heat treatment step.

公开(公告)号：US20210309878A1

公开(公告)日：2021-10-07

申请号：US17267070

申请日：2019-02-01

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

Inventor： Dennis Z. GUO ,  Jie ZHENG

IPC: C09D11/54 ,  C09D11/324 ,  C09D11/102 ,  C08L75/04 ,  C08L79/02 ,  C08L79/04 ,  B41J11/00 ,  B41J2/21 ,  B41M5/00 ,  D06P1/44 ,  D06P1/52

Abstract: A fluid set includes an ink composition including an aqueous ink vehicle, pigment, and from 2 wt % to 15 wt % polyurethane binder. The fluid set also includes a fixer fluid composition including an aqueous fixer vehicle, and from 0.5 wt % to 12 wt % cationic polymer comprising an azetidinium-containing polyamine polymer and a second quaternary amine-containing polymer.

公开(公告)号：US20210163774A1

公开(公告)日：2021-06-03

申请号：US17267851

申请日：2019-01-09

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

Inventor： Dennis Z. Guo ,  Jie ZHENG

IPC: C09D11/54 ,  C09D11/322 ,  C09D11/324 ,  C09D11/40 ,  C08L75/06 ,  C08L79/04 ,  C08K3/22 ,  B41M5/00 ,  D06P1/52

Abstract: A fluid set can include an ink composition including an ink vehicle, pigment, and from 2 wt % to 15 wt % polyurethane binder. The fluid set can also include a fixer fluid including a fixer vehicle, and from 0.5 wt % to 12 wt % of a cationic fixing agent including an azetidinium-containing polyamine.

公开(公告)号：US20210130636A1

公开(公告)日：2021-05-06

申请号：US17051229

申请日：2019-06-12

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

Inventor： Ronald Albert ASKELAND ,  Jie ZHENG ,  Dennis Z. GUO

IPC: C09D11/54 ,  C09D11/101 ,  C09D11/322 ,  C09D11/38 ,  C09D11/40 ,  D06P5/30 ,  D06P5/22 ,  D06P1/52 ,  D06P1/54 ,  B41J3/407 ,  B41M5/00 ,  B41M7/00

Abstract: A fluid set can include a fixer fluid including a fixer vehicle and from 0.5 wt % to 12 wt % of a cationic fixing agent comprising an azetidinium-containing polyamine, a cyan ink composition including a cyan pigment, a magenta ink composition including a magenta pigment, and a yellow ink composition including a yellow pigment. The cyan ink composition, the magenta ink composition, and the yellow ink composition independently include an ink vehicle and from 2 wt % to 15 wt % crosslinkable polymeric binder, and at 10 μm thick, the cyan ink composition, the magenta ink composition, and the yellow ink composition independently exhibit from 40% to 100% energy absorbed when exposed to a common narrow band of UV energy having a peak emission from 310 nm to 440 nm.

公开(公告)号：US20200024469A1

公开(公告)日：2020-01-23

申请号：US16334859

申请日：2017-01-30

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

Inventor： Dennis Z. Guo ,  Jie ZHENG ,  George SARKISIAN ,  Aiireza RAHIMl ,  Yi-Hua TSAO

IPC: C09D11/40 ,  C09D11/322 ,  C09D11/102 ,  C09D11/107

Abstract: The present disclosure is drawn to a green ink including a green pigment in an amount from 1.5 wt % to 6 wt %, a styrene acrylic polymer having a weight average molecular weight from 3,000 to 30,000, a polyurethane having a weight average molecular weight from 15,000 to 120,000, an organic co-solvent, and water in an amount from 50 wt % to 90 wt %.

公开(公告)号：US20220243079A1

公开(公告)日：2022-08-04

申请号：US17435713

申请日：2019-10-03

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

Inventor： Zhang-Lin Zhou ,  Jie ZHENG ,  Dennis Z. GUO

IPC: C09D11/322 ,  C09D11/033 ,  C09D11/037 ,  C09D11/102 ,  D06P5/30 ,  D06P5/20 ,  D06P1/673 ,  D06P1/52

Abstract: The present disclosure includes a white ink composition including a liquid vehicle with water and organic co-solvent, from 0.5 wt % to 15 wt % white metal oxide particles dispersed in the liquid vehicle, and from 0.1 wt % to 30 wt % of polyurethane particles dispersed in the liquid vehicle. The polyurethane particles include a polyurethane polymer with polymerized sulfonated-diamines, polymerized nonionic diamines, and isocyanate-generated self-crosslinked amines.

公开(公告)号：US20210164158A1

公开(公告)日：2021-06-03

申请号：US16770839

申请日：2018-04-16

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

Inventor： Jie ZHENG ,  Dennis Z. GUO

IPC: D06P5/30 ,  C09D11/322 ,  C09D11/104 ,  D06P5/20 ,  D06P1/52 ,  B41M5/00 ,  B41M7/00 ,  B41J2/05

Abstract: The present disclosure includes methods of printing on textiles. The method can include jetting an ink composition onto a fabric substrate. The ink composition can include water, organic co-solvent, pigment, and from 2 wt % to 15 wt % of a sulfonated polyester-polyurethane binder. The method can also include heating the fabric substrate having the ink composition printed thereon to a temperature from 120° C. to 200° C. for a period of 30 seconds to 5 minutes.

公开(公告)号：US20200308436A1

公开(公告)日：2020-10-01

申请号：US16765574

申请日：2018-01-17

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

Inventor： Dennis Z. GUO ,  Jie ZHENG

IPC: C09D11/54 ,  C09D11/40 ,  C09D11/322 ,  C09D11/38 ,  C09D11/107 ,  C09D11/037 ,  C09D11/033 ,  D06P5/30 ,  D06P3/24 ,  B41M5/00

Abstract: A fluid set can include an ink composition having an acidic pH and a crosslinker composition having a basic pH from pH 8 to pH 10. The ink composition can include from 60 wt % to 90 wt % water, from 5 wt % to 30 wt % organic co-solvent, from 1 wt % to 6 wt % pigment, a sulfonated dispersant, and an acrylic polymer binder. The crosslinker composition can include from 70 wt % to 95 wt % water, from 1 wt % to 25 wt % organic co-solvent, and from 0.5 wt % to 5 wt % polycarbodiimide.

公开(公告)号：US20190322887A1

公开(公告)日：2019-10-24

申请号：US16462459

申请日：2017-02-27

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

Inventor： Dennis GUO ,  Jie ZHENG ,  Tienteh CHEN ,  Jun YANG ,  Marcos A. Barreto CABAN

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

Abstract: Yellow inkjet inks are disclosed. In an example, an inkjet ink composition comprises: at least one colorant comprising at least one yellow pigment; at least one solvent comprising at least one triol; water; and at least one binder. The binder comprises a polyurethane-based binder dispersion, which comprises water and a polyurethane. The polyurethane 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 sulfonate or sulfonic acid functional group having two amino functional groups.

公开(公告)号：US20210309879A1

公开(公告)日：2021-10-07

申请号：US17267136

申请日：2018-12-17

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

Inventor： Dennis Z. GUO ,  Jie ZHENG

IPC: C09D11/54 ,  C09D11/40 ,  C09D11/38 ,  C09D11/322 ,  C09D11/102 ,  C09D11/037 ,  B41M5/00 ,  D06P5/30 ,  D06P5/00 ,  D06P1/52

Abstract: A fluid set can include an ink composition and a fixer composition. The ink composition can include an ink vehicle, pigment, and from 2 wt % to 15 wt % polyurethane binder The fixer composition can include a fixer vehicle, from 1 wt % to 10 wt % quaternary amine-containing polymer, and from 0.5 wt % to 8 wt % blocked nonionic polyisocyanate crosslinking agent.