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：US20140300673A1

公开(公告)日：2014-10-09

申请号：US14349048

申请日：2011-10-25

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

Inventor： Keshava A. Prasad ,  Xiaohe Chen ,  Fereshteh Khorrami ,  Yi-Hua Tsao ,  Dennis Z. Guo

IPC: C09D11/00

CPC classification number: C09D11/38 ,  C09D11/54

Abstract: An ink composition is disclosed herein. The ink composition includes from about 5 wt % to about 25 wt % of a co-solvent; from about 0.025 wt % to about 0.2 wt % of i) a chelating agent represented by formula 1, wherein R′ is a carboxylic acid functional group or a carboxylate salt functional group and n>2; ii) a chelating agent represented by formula 2:, wherein R is a carboxylic acid functional group or a carboxylate salt functional group, m is greater than or equal to 1, x is greater than or equal to 2, y is greater than or equal to 1, and z is greater than or equal to 2; iii) a chelating agent represented by formula 3, wherein any of r, s, t, or u is a sulfonic acid functional group or a sulfonate functional group; or iv) combinations of any of i, ii, and iii. The ink composition also includes a balance of water.

Abstract translation: 本文公开了一种油墨组合物。 油墨组合物包含约5重量％至约25重量％的助溶剂; 约0.025重量％至约0.2重量％的i）由式1表示的螯合剂，其中R'是羧酸官能团或羧酸盐官能团，n> 2; ii）由式2表示的螯合剂：其中R是羧酸官能团或羧酸盐官能团，m大于或等于1，x大于或等于2，y大于或等于 至1，z大于或等于2; iii）由式3表示的螯合剂，其中r，s，t或u中的任一个是磺酸官能团或磺酸酯官能团; 或iv）i，ii和iii中任一者的组合。 油墨组合物还包括水的余量。

公开(公告)号：US20200087523A1

公开(公告)日：2020-03-19

申请号：US16311086

申请日：2016-10-10

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

Inventor： Max Yen ,  Alex Trubnikov ,  Shimrit Rubin ,  Or Pinkesfeld ,  Marisa Samoshin ,  Yi-Hua Tsao ,  Eytan Cohen

IPC: C09D11/023 ,  C09D11/322 ,  C09D17/00 ,  C09D175/04 ,  C08L27/18 ,  C08K5/06 ,  C08K5/053 ,  C08K5/521

Abstract: An example of a liquid ink includes a pigment dispersion, a polyurethane dispersion, a polytetrafluoroethylene wax emulsion, a co-solvent, and a balance of water. A particle diameter of a polytetrafluoroethylene wax in the polytetrafluoroethylene wax emulsion is less than 50 nm. Examples of the liquid ink may be incorporated into a thermal inkjet printing system.

公开(公告)号：US10829658B2

公开(公告)日：2020-11-10

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 ,  B41M5/00 ,  C09D11/322 ,  B41J2/21 ,  C09D11/023 ,  C09D11/033 ,  C09D11/037 ,  C09D11/102 ,  C09D11/12 ,  C09D11/38

Abstract: The present disclosure refers to an inkjet ink set including 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 includes 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：US20190136078A1

公开(公告)日：2019-05-09

申请号：US16093380

申请日：2016-07-20

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

Inventor： Max Yen ,  Yi-Hua Tsao ,  Marisa Weaver ,  Elizabeth Ann Visnyak ,  Jessica Rikki Vosler ,  Jon A. Crabtree ,  George Sarkisian ,  Yubai Bi ,  Maria Alexeevna Kabalnova

IPC: C09D11/38 ,  C09D11/12 ,  C09D11/322 ,  C09D11/102 ,  C09D11/023 ,  C09J191/06 ,  C09J11/06

Abstract: An example of a liquid bonding agent, for a liquid ink including a wax emulsion in an amount less than 1% actives, includes a calcium salt, the wax emulsion, an acetylenic surfactant, a glycol, and a balance of water. The wax emulsion is present in the liquid bonding agent in an amount ranging from greater than 0% actives to about 2% actives. The liquid bonding agent is to be digitally printed with a thermal inkjet printhead on a substrate under the liquid ink.

公开(公告)号：US20230348738A1

公开(公告)日：2023-11-02

申请号：US18349159

申请日：2023-07-09

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

Inventor： Max Yen ,  Alex Trubnikov ,  Shimrit Rubin ,  Or Pinkesfeld ,  Marisa Samoshin ,  Yi-Hua Tsao ,  Eytan Cohen

IPC: C09D11/023 ,  C08K5/06 ,  C08K5/521 ,  C09D11/322 ,  C08K5/053 ,  C08L27/18 ,  C09D17/00 ,  C09D175/04

CPC classification number: C09D11/023 ,  C08K5/06 ,  C08K5/521 ,  C09D11/322 ,  C08K5/053 ,  C08L27/18 ,  C09D17/001 ,  C09D175/04 ,  C08K2201/003

Abstract: An example of a liquid ink includes a pigment dispersion, a polyurethane dispersion, a polytetrafluoroethylene wax emulsion, a co-solvent, and a balance of water. A particle diameter of a polytetrafluoroethylene wax in the polytetrafluoroethylene wax emulsion is less than 50 nm. Examples of the liquid ink may be incorporated into a thermal inkjet printing system.

公开(公告)号：US11732146B2

公开(公告)日：2023-08-22

申请号：US16311086

申请日：2016-10-10

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

Inventor： Max Yen ,  Alex Trubnikov ,  Shimrit Rubin ,  Or Pinkesfeld ,  Marisa Samoshin ,  Yi-Hua Tsao ,  Eytan Cohen

IPC: C09D11/322 ,  C09D175/04 ,  C09D11/023 ,  C08K5/053 ,  C08K5/06 ,  C08K5/521 ,  C08L27/18 ,  C09D17/00

CPC classification number: C09D11/023 ,  C08K5/053 ,  C08K5/06 ,  C08K5/521 ,  C08L27/18 ,  C09D11/322 ,  C09D17/001 ,  C09D175/04 ,  C08K2201/003

Abstract: An example of a liquid ink includes a pigment dispersion, a polyurethane dispersion, a polytetrafluoroethylene wax emulsion, a co-solvent, and a balance of water. A particle diameter of a polytetrafluoroethylene wax in the polytetrafluoroethylene wax emulsion is less than 50 nm. Examples of the liquid ink may be incorporated into a thermal inkjet printing system.