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    AQUEOUS LASER-SENSITIVE COMPOSITION FOR MARKING SUBSTRATES
    2.
    发明申请
    AQUEOUS LASER-SENSITIVE COMPOSITION FOR MARKING SUBSTRATES 有权
    用于标记基材的水性激光敏感组合物

    公开(公告)号：US20150361289A1

    公开(公告)日：2015-12-17

    申请号：US14836772

    申请日：2015-08-26

    Applicant: DATALASE LTD.

    Inventor： Jonathan Campbell ,  Adolf Kaser ,  Robert Montgomery O'Neil

    IPC: C09D133/02 ,  B41M5/333 ,  B41M5/327 ,  C08K5/1535 ,  B41M5/337

    CPC classification number: C09D133/02 ,  B41M5/3275 ,  B41M5/3336 ,  B41M5/3372 ,  B41M2205/04 ,  C08F220/12 ,  C08K5/1535 ,  Y10T428/24802

    Abstract: Aqueous composition comprising a colour former, a developer, and a binder, wherein (a) the weight ratio between the developer and the colour former is in the range of from 1 to 5; (b) the binder comprises an acrylate binder, comprising acrylic acid and styrene, and at least one additional monomer selected from the group consisting of α-methyl styrene, ethyl acrylate and 2-ethylhexyl acrylate; and (c) the colour former and/or the developer are present in an un-encapsulated form; a process for the preparation of these compositions, substrates coated with this composition and a process for its preparation, and a process for preparing a marked substrate using this composition.

    Abstract translation: 包含成色剂，显色剂和粘合剂的水性组合物，其中（a）显影剂和成色剂之间的重量比在1至5的范围内; （b）粘合剂包括丙烯酸酯粘合剂，其包含丙烯酸和苯乙烯，以及至少一种选自α-甲基苯乙烯，丙烯酸乙酯和丙烯酸2-乙基己酯的另外的单体; 和（c）着色剂和/或显色剂以未包封的形式存在; 制备这些组合物的方法，用该组合物涂布的基材及其制备方法，以及使用该组合物制备标记的底物的方法。

    METHOD OF IMAGE FORMATION
    3.
    发明申请
    METHOD OF IMAGE FORMATION 审中-公开

    公开(公告)号：US20180010000A1

    公开(公告)日：2018-01-11

    申请号：US15536861

    申请日：2014-12-18

    Applicant: DataLase Ltd.

    Inventor： Martin WALKER ,  Anthony JARVIS

    IPC: C09D11/037 ,  C01G39/02

    CPC classification number: C09D11/037 ,  C01G39/00 ,  C01G39/02 ,  C01P2002/88 ,  C08K3/24

    Abstract: A method for providing an image on or in a substrate is provided, and comprises applying to the substrate: (i) ammonium octamolybdate (AOM) in the form of the alpha-isomer, obtainable by thermal decomposition of ammonium molybdate at 215-225° C. for 180 mins, and which has an anhydrous loss on ignition in the range 8.00 to 8.80; or (ii) a composition comprising ammonium octamolybdate as defined in (i), and a binder; followed by irradiation. Also provided are liquid ink compositions comprising AOM as defined above, and a binder.

    Ink for laser imaging
    5.
    发明授权
    Ink for laser imaging 有权

    公开(公告)号：US09663675B2

    公开(公告)日：2017-05-30

    申请号：US14908790

    申请日：2014-07-30

    Applicant: DataLase Ltd.

    Inventor： Anthony Jarvis

    IPC: C09D11/037 ,  C09D11/50 ,  B41M5/28 ,  B41M5/30 ,  B41M5/323 ,  B41M5/333 ,  G03G7/00 ,  G03G9/12 ,  G03G9/135 ,  C23C16/56

    CPC classification number: C09D11/50 ,  B41M5/282 ,  B41M5/30 ,  B41M5/323 ,  B41M5/333 ,  C09D11/037 ,  C23C16/56 ,  G03G7/00 ,  G03G9/122 ,  G03G9/1355

    Abstract: In a first aspect, the invention provides an ink formulation comprising: (a) a near infrared absorbing system comprising a compound of the formula M1W1.6O6, wherein M1 is one or more elements selected from the group consisting of H, He, alkali metals such as Li, Na, K, Rb, Cs, alkaline earth metals such as Be, Mg, Ca, Sr, Ba, rare-earth elements, Zr, Cr, Mn, Fe, Ru, Co, Rh, Ir, Ni, Pd, Pt, Cu, Ag, Au, Zn, Cd, AL Ga, in, Tl, Si, Ge, Sn, Pb, Sb, B, F, P, S, Se, Br, Te, Ti, Nb, V, Mo, Ta, Re, Hf, Os, Bi and I, or ammonium; (b) a color change agent; and (c) a binder. The invention also provides alternative ink formulations for laser marking, a method of forming an image using the ink formulations and a substrate coated with the ink formulation of the invention. Ink formulations according to the invention have been found to have good laser imaging efficacy, and an essentially negligible impact on the background color of the coating.

    INK FOR LASER IMAGING
    6.
    发明申请
    INK FOR LASER IMAGING 有权
    用于激光成像的墨水

    公开(公告)号：US20160168407A1

    公开(公告)日：2016-06-16

    申请号：US14908790

    申请日：2014-07-30

    Applicant: DataLase Ltd.

    Inventor： Anthony Jarvis

    IPC: C09D11/50 ,  C23C16/56

    CPC classification number: C09D11/50 ,  B41M5/282 ,  B41M5/30 ,  B41M5/323 ,  B41M5/333 ,  C09D11/037 ,  C23C16/56 ,  G03G7/00 ,  G03G9/122 ,  G03G9/1355

    Abstract: In a first aspect, the invention provides an ink formulation comprising: (a) a near infrared absorbing system comprising a compound of the formula M1W1.6O6, wherein M1 is one or more elements selected from the group consisting of H, He, alkali metals such as Li, Na, K, Rb, Cs, alkaline earth metals such as Be, Mg, Ca, Sr, Ba, rare-earth elements, Zr, Cr, Mn, Fe, Ru, Co, Rh, Ir, Ni, Pd, Pt, Cu, Ag, Au, Zn, Cd, AL Ga, in, Tl, Si, Ge, Sn, Pb, Sb, B, F, P, S, Se, Br, Te, Ti, Nb, V, Mo, Ta, Re, Hf, Os, Bi and I, or ammonium; (b) a colour change agent; and (c) a binder. The invention also provides alternative ink formulations for laser marking, a method of forming an image using the ink formulations and a substrate coated with the ink formulation of the invention. Ink formulations according to the invention have been found to have good laser imaging efficacy, and an essentially negligible impact on the background colour of the coating.

    Abstract translation: 在第一方面，本发明提供一种油墨配方，其包含：（a）包含式M1W1.6O6化合物的近红外吸收系统，其中M1是选自H，He，碱金属中的一种或多种元素 例如Li，Na，K，Rb，Cs，Be，Mg，Ca，Sr，Ba，稀土元素等碱土类金属，Zr，Cr，Mn，Fe，Ru，Co，Rh，Ir，Ni， Pd，Pt，Cu，Ag，Au，Zn，Cd，AlGa，In，Tl，Si，Ge，Sn，Pb，Sb，B，F，P，S，Se，Br，Te，Ti，Nb，V ，Mo，Ta，Re，Hf，Os，Bi和I，或铵; （b）变色剂; 和（c）粘合剂。 本发明还提供用于激光标记的替代油墨配方，使用油墨配方形成图像的方法和涂覆有本发明的油墨配方的基材。 已经发现根据本发明的油墨制剂具有良好的激光成像功效，并且对涂层的背景颜色的影响基本上可以忽略不计。

    Heat transfer agents in an image-forming composition
    7.
    发明授权
    Heat transfer agents in an image-forming composition 有权

    公开(公告)号：US12285961B2

    公开(公告)日：2025-04-29

    申请号：US17756925

    申请日：2020-12-11

    Applicant: DataLase Ltd.

    Inventor： Richard Cook ,  Martin Walker

    IPC: B41M5/28 ,  B41M5/323 ,  B41M5/34 ,  B41M5/46 ,  C09D11/101

    Abstract: The invention is directed towards a composition comprising: a near-infrared radiation absorbing compound; a colour-forming compound; and a heat transfer agent operable to facilitate heat transfer from the near-infrared radiation absorbing compound to the colour-forming compound; wherein the near-infrared radiation absorbing compound is present in an amount of 0.1-3.5 wt % of the total composition, and the heat transfer agent is present in an amount of 1-15 wt % of the total composition, and the heat transfer agent is present in the composition as solid particles. The invention further relates to substrates comprising the composition applied thereto, as well as methods of forming colour or an image on said substrates.

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