Xerox Corporation

Tektronix, Inc.

Bic Corporation

3D Systems, Inc.

Xerox Corporations

Jeffery H Banning

Donald R Titterington

Clifford Riley King

Bo Wu

Wolfgang G Wedler

Jule W Thomas, Jr

Loc V Bui

C Wayne Jaeger

Michael B Meinhardt

Barry W Chadwick

Aiying Wang

Wayne A Chandler

David C Villiger

Stephan V Drappel

James McConnell Duff

Randall Ray Bridgeman

Kelley A Moore

Jian Yao

Jesus Gonzalez, Jr

Pingyong Xu

Daniel R Hahn

Nathan G Starr

Jr Thomas Jule W

Jr Gonzalez Jesus

Gabriel Iftime

Joseph Benjamin Gault

James Dudley Padgett

Michael Joel Edwards

Mary Ryan-Hotchkiss

Paul Christopher Lucas

Paul C Lucas

Scott Broce

Jesus Jr Gonzalez

Jule W Jr Thomas

Wayne C Jaeger

In one aspect, inks for use with a three-dimensional (3D) printing system are described herein. In some embodiments, an ink described herein comprises 10-70 wt. % cyclopolymerizable monomer, based on the total weight of the ink. The cyclopolymerizable monomer comprises a first ethenyl or ethynyl moiety and a second ethenyl or ethynyl moiety. Additionally, the &#x3b1;-carbon of the first ethenyl or ethynyl moiety and the &#x3b1;-carbon of the second ethenyl or ethynyl moiety have a 1,5-, 1,6-, 1,7-, or 1,8-relationship.

Cyclopolymerizable compounds for 3D printing

In one aspect, inks for use with a 3D printer are described herein. In some embodiments, an ink described herein comprises a cyclic carbonate monomer and an amine monomer. Further, in some instances, an ink described herein also comprises an ethylenically unsaturated monomer such as a (meth)acrylate. Additionally, an ink described herein, in some cases, further comprises a colorant, such as a molecular dye, a particulate inorganic pigment, or a particulate organic colorant. An ink described herein may also comprise one or more additives selected from the group consisting of inhibitors, stabilizing agents, photoinitiators, and photosensitizers.

Non-isocyanate polyurethane inks for 3D printing

The present disclosure provides an encapsulated pigment dispersion and an inkjet ink comprising an ink vehicle and an encapsulated pigment dispersion thereof. In particular, the encapsulated pigment dispersion includes a pigment selected from TiOpigment, fluorescent pigment, phosphorescent pigment, and mixtures thereof. The present disclosure also provides a process for producing the aqueous pigment.

Encapsulated titanium dioxide, fluorescent pigments, and pigmented polyurethane dispersion

The present disclosure provides an encapsulated dye dispersion and an inkjet ink comprising an ink vehicle and an encapsulated dye dispersion thereof. In particular, the encapsulated dye dispersion includes a fluorescent and/or photochromic dye. The present disclosure also provides a process for producing the encapsulated dye dispersion.

Encapsulated fluorescent and photochromic dye polyurethane dispersion

The present disclosure provides an encapsulated visible light absorbing dye dispersion, and the process for producing the same. The present disclosure further provides an inkjet ink comprising an ink vehicle and an encapsulated visible light absorbing dye dispersion thereof, and the process for producing the same.

Encapsulated visible light absorbing dye polyurethane dispersion

Disclosed is a compound of the formula wherein Rand Reach, independently of the other, are hydrogen, alkyl, aryl, arylalkyl, or alkylaryl, Rand Reach, independently of the other, are hydrogen, alkyl, aryl, arylalkyl, or alkylaryl, provided that at least one of Rand Ris other than hydrogen, and R, R, R, R, and Reach, independently of the others, are alkyl, aryl, arylalkyl, alkylaryl, or a substituent other than hydrogen, alkyl, aryl, arylalkyl, or alkylaryl, wherein in each case alkyl, aryl, arylalkyl, or alkylaryl may or may not be substituted and may or may not have hetero atoms therein, and wherein two or more of R, R, R, R, and Rcan be joined together to form a ring.

Colorant compounds

Phase change ink comprising carrier and colorant of formula wherein Rand Reach, independently, are hydrogen, alkyl, including substituted and hetero-containing alkyl, aryl, including substituted and hetero-containing aryl, arylalkyl, including substituted and hetero-containing arylalkyl, or alkylaryl, including substituted and hetero-containing alkylaryl; Rand Reach, independently, are hydrogen, provided at least one of Rand Ris other than hydrogen, alkyl, including substituted and hetero-containing alkyl, aryl, including substituted and hetero-containing aryl, arylalkyl, including substituted and hetero-containing arylalkyl, or alkylaryl, including substituted and hetero-containing alkylaryl; R, R, R, R, and Reach, independently, are alkyl, including substituted and hetero-containing alkyl, aryl, including substituted and hetero-containing aryl, arylalkyl, including substituted and hetero-containing arylalkyl, alkylaryl, including substituted and hetero-containing alkylaryl, or a substituent other than hydrogen, alkyl, aryl, arylalkyl, or alkylaryl; wherein two or more of R, R, R, R, and Rcan be joined together to form a ring.

Phase change inks

Disclosed is a phase change ink comprising a phase change ink carrier and a colorant compound of the formula wherein X, X, and Xeach, independently of the others, is &#x2014;O&#x2014;, &#x2014;S&#x2014;, &#x2014;SO&#x2014;, or &#x2014;SO&#x2014;; R, R, and Reach, independently of the others, is alkyl, aryl, arylalkyl, or alkylaryl as further defined herein; and Z is halogen, &#x2014;OR, wherein Ris alkyl, aryl, arylalkyl, or alkylaryl as further defined herein, wherein Ris alkyl, aryl, arylalkyl, or alkylaryl as further defined herein, or wherein Ris alkyl, aryl, arylalkyl, or alkylaryl as further defined herein.

Disclosed are compounds of the formulae wherein R, R, R, R, R, R, R, R, R, and Rare hydrogen, alkyl, aryl, arylalkyl, or alkylaryl, R, R, and Rare alkylene, arylene, arylalkylene, or alkylarylene, and the chromogen moiety is an atom or group of atoms that impart color to the compound in the visible, infrared, or ultraviolet wavelength range.

Colored polysiloxanes

Disclosed are colorants comprising a colored laked complex of (a) a chromogen molecule having at least one (i) carboxylic acid group, (ii) carboxylate group, (iii) sulfonic acid group, (iv) sulfonate group, or (v) combination thereof, and (b) a polymer, said chromogen molecule and said polymer each being complexed to (c) a metal. Also disclosed are phase change inks containing the colorants.

Colorants

Disclosed is a colorant composition of the formula wherein R is an alkyl group, an aryl group, an arylalkyl group, or an alkylaryl group, and wherein R can be joined to the phenyl moiety to form a ring, R' is an aromatic- or heteroaromatic-containing group, each R, independently of the others, is a halogen atom, an alkyl group, an alkoxy group, a nitrile group, a nitro group, an amide group, or a sulfonamide group, w is an integer of 0, 1, 2, 3, or 4, n is an integer representing the number of carbon atoms in each repeat alkylene oxide unit, and x is an integer representing the number of repeat alkylene oxide units, wherein said colorant has no more than one &#x2014;OH, &#x2014;SH, or primary or secondary amino group per molecule.

Colorant compositions

Disclosed are colorant compounds of the formula wherein R is an alkyl group, an aryl group, an arylalkyl group, or an alkylaryl group, and wherein R can be joined to the phenyl moiety to form a ring, each R', independently of the others, is a halogen atom, an alkyl group, an alkoxy group, a nitrile group, a nitro group, an amide group, or a sulfonamide group, z is an integer of 0, 1, 2, 3, or 4, n is an integer representing the number of carbon atoms in each repeat alkylene oxide unit, x is an integer representing the number of repeat alkylene oxide units, and A and B each, independently of the other, are hydrogen atoms, halogen atoms, tertiary amino groups, imine groups, ammonium groups, cyano groups, pyridine groups, pyridinium groups, ether groups, ester groups, amide groups, sulfate groups, sulfonate groups, sulfide groups, sulfoxide groups, phosphine groups, phosphonium groups, phosphate groups, nitrile groups, mercapto groups, nitro groups, sulfone groups, acyl groups, azo groups, cyanato groups, alkyl groups, alkoxy groups, aryl groups, aryloxy groups, arylalkyl groups, arylalkyloxy groups, alkylaryl groups, or alkylaryloxy groups, wherein said colorant has no more than one &#x2014;OH, &#x2014;SH, or primary or secondary amino group per molecule.

Disclosed are colorant compounds of the formula wherein R, R, R, R, and Reach, independently of the others, is an alkyl group, an aryl group, an arylalkyl group, or an alkylaryl group, and wherein R, R, R, R, and Reach can be joined to a phenyl moiety to form a ring, each R', R&#x2032;, and R&#x2032;, independently of the others, is a halogen atom, an alkyl group, an alkoxy group, a nitrile group, a nitro group, an amide group, or a sulfonamide group, z1, z2, and z3 each, independently of the others, is an integer of 0, 1, 2, 3, or 4, n is an integer representing the number of carbon atoms in each repeat alkylene oxide unit, x is an integer representing the number of repeat alkylene oxide units, D is an anion, and g is the charge on the anion, wherein said colorant has no more than one &#x2014;OH, &#x2014;SH, or primary or secondary amino group per molecule.

Growing community of inventors

Hillsboro, OR, United States of America

Jeffery H Banning