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    A COMPOSITION
    1.
    发明申请
    A COMPOSITION 审中-公开

    公开(公告)号：WO2022101297A1

    公开(公告)日：2022-05-19

    申请号：PCT/EP2021/081293

    申请日：2021-11-10

    Applicant: DATALASE LTD.

    Inventor： WALKER, Martin ,  COOK, Richard

    IPC: B41M5/333

    Abstract: In the present invention, there is provided a use of 1,1,1-tris(4- hydroxyphenyl)ethane in a composition in the formation of an image on a substrate having said composition applied thereon, wherein the image is formed upon exposure of the composition to NIR or IR radiation, and wherein the image is capable of being retained on the substrate for at least 1 day under conditions of at least 50% relative humidity. The present invention is further directed towards compositions comprising 1,1,1-tris(4-hydroxyphenly)ethane, in addition to substrates, methods of forming an image and printing processes comprising said compositions.

    COLOUR FORMING COMPOSITION
    2.
    发明申请
    COLOUR FORMING COMPOSITION 审中-公开

    公开(公告)号：WO2020065319A1

    公开(公告)日：2020-04-02

    申请号：PCT/GB2019/052714

    申请日：2019-09-26

    Applicant: DATALASE LTD.

    Inventor： TWEEDIE, Jason ,  PUGH, Thomas ,  STEWART, David ,  COOK, Richard

    IPC: C07C229/52

    Abstract: A composition comprising a keto acid compound and an acid-generating agent, wherein the keto acid compound is capable of transitioning from a non-coloured state to a coloured state, the transition being effected by the application of an applied transition stimulus, wherein the keto acid compound is of formula (I): (I) wherein X 1a , X 2a , and X 3a are independently selected from C, N, B and S; the two R groups may be the same or different, and are independently selected from: hydrogen; C 1 - 18 alkyl; C 6-12 aryl optionally substituted with C 1-18 alkoxy, -CN, - CF 3 , -NO 2 , halogen, or C 1-18 alkyl; halogen; -NO 2 ; -CF 3 ; -OR 3 ; -NR 3 2 ; -CN; -SR 3 ; - COR 3 ; -C0 2 R 3 ; and -CONR 3 2 ; wherein R 3 is selected from an alkali metal; hydrogen; C 1-18 alkyl; and C 6-12 aryl optionally substituted with C 1-18 alkoxy, -CN, - CF 3 , -NO 2 , halogen, or C 1-18 alkyl; or both R groups, together with the nitrogen atom to which they are attached, join together to form a cyclic amino group, wherein the cyclic amino group is optionally substituted with C 1-18 alkoxy, -CN, - CF3, -NO 2 , halogen, or C 1-18 alkyl; A may be the same as or different to B' (defined below), and is independently selected from: hydrogen; C 1-18 alkyl; C 6-12 aryl optionally substituted with C 1-18 alkoxy, -CN, -CF 3 , -NO 2 , halogen, or C 1-18 alkyl; a heterocyclic ring; a heteroaryl; halogen; -N0 2 ; -CF 3 ; -OR 3 ; -NR 3 2 ; -CN; -SR 3 ; -COR 3 ; -C0 2 R 3 ; -CONR 3 2 ; wherein R 3 is selected from an alkali metal; hydrogen; C 1-18 alkyl; and C 6-12 aryl optionally substituted with C 1-18 alkoxy, -CN, -CF 3 , -NO 2 , halogen, or C 1-18 alkyl; and R 1 is selected from (II) and (III) wherein X 1b , X 2b , X 3b and X 4b are independently selected from C, N, B and S; and B' is the same or different to A and is independently selected from hydrogen; C 1-18 alkyl; C 6-12 aryl optionally substituted with C 1-18 alkoxy, -CN, -CF 3 , -NO 2 , halogen, or C 1-18 alkyl; a heterocyclic ring; a heteroaryl; halogen; -NO 2 ; -CF 3 ; - OR 3 ; -NR 3 2 ; -CN; -SR 3 ; -COR 3 ; -CO 2 R 3 ; -CONR 3 2 ; wherein R 3 is selected from an alkali metal; hydrogen; C 1-18 alkyl; and C 6-12 aryl optionally substituted with C 1-18 alkoxy, -CN, -CF 3 , -NO 2 , halogen, C 1-18 alkyl, hydroxyl (-OH), or -NR 2 wherein R is as defined above.

    COLOUR FORMING COMPOSITION
    4.
    发明申请
    COLOUR FORMING COMPOSITION 审中-公开
    颜色成色组成

    公开(公告)号：WO2010029331A2

    公开(公告)日：2010-03-18

    申请号：PCT/GB2009/051065

    申请日：2009-08-26

    Applicant: DATALASE LTD. ,  JARVIS, Anthony ,  WALKER, Martin

    Inventor： JARVIS, Anthony ,  WALKER, Martin

    CPC classification number: B41M5/3333 ,  B41M5/28 ,  B41M5/284 ,  B41M5/285 ,  C09D11/50 ,  G03C1/73 ,  G03C1/732 ,  G03C2200/39

    Abstract: A composition comprising i) a colour forming component which is susceptible to changing colour when irradiated; ii) an amine neutralised alkylaromatic sulphonic acid; and iii) a binder. Methods of marking a substrate comprising incorporating within or applying to a substrate the composition of this invention, and substrates coated with the composition, are also provided.

    Abstract translation: 一种组合物，其包含i）当照射时易于变色的成色组分; ii）胺中和的烷基芳族磺酸; 和iii）粘合剂。 还提供了标记衬底的方法，其包括在衬底内施加或施加到衬底上，本发明的组合物和涂覆有组合物的衬底。

    ENERGY ACTIVATED COMPOSITIONS
    5.
    发明申请
    ENERGY ACTIVATED COMPOSITIONS 审中-公开
    能量活化组合物

    公开(公告)号：WO2010029329A1

    公开(公告)日：2010-03-18

    申请号：PCT/GB2009/051061

    申请日：2009-08-26

    Applicant: DATALASE LTD. ,  JARVIS, Anthony

    Inventor： JARVIS, Anthony

    IPC: G03C1/73 ,  G03F7/00 ,  G03F7/025 ,  B41M5/28

    CPC classification number: G03C1/73 ,  B41M5/26 ,  B41M5/267 ,  B41M5/28 ,  B41M5/282 ,  B41M5/283 ,  B41M5/284 ,  B41M5/285 ,  G03C2200/39 ,  G03F7/105 ,  Y10T428/249921 ,  Y10T428/31993

    Abstract: 21 ABSTRACT A composition susceptible to changing colour upon the application of energy, wherein the composition comprises a colour former and a tinting colourant, wherein the tinting colourant has a complementary colour to that of the composition comprising the colour former without tinting colourant. Preferably, the composition 5 also comprises an energy absorbing additive. The invention also provides a method of improving contrast when a composition susceptible to changing colour is imaged.

    Abstract translation: 21摘要一种在施加能量时易于变色的组合物，其中组合物包含着色剂和着色着色剂，其中着色着色剂与包含着色剂的组合物的颜色互补，而不着色着色剂。 优选地，组合物5还包含能量吸收添加剂。 本发明还提供了当易于变色的组合物成像时改善对比度的方法。

    INK-LESS PRINTING
    6.
    发明申请
    INK-LESS PRINTING 审中-公开
    无油印

    公开(公告)号：WO2007039715A1

    公开(公告)日：2007-04-12

    申请号：PCT/GB2006/003641

    申请日：2006-09-29

    Applicant: DATALASE LTD. ,  WYRES, Christopher, Anthony

    Inventor： WYRES, Christopher, Anthony

    IPC: B41J2/455 ,  B41J2/465 ,  B41J3/39 ,  B41M5/28

    CPC classification number: B41J2/45 ,  B41J2/465 ,  B41M5/26 ,  B41M5/285 ,  B41M5/34 ,  B41M5/41

    Abstract: A method of ink-less printing comprises the steps of : providing a source (1) for emitting an energy beam,- providing an array of programmable shutters (3) , each adapted for selectively blocking or allowing passage of at least some of an energy beam therethrough; providing a substrate (4) including an additive susceptible to changing colour when energized by the energy beam emitted by the source; selectively allowing passage of at least some of the energy beam emitted by the source through the array of shutters; and, positioning the substrate in the path of the energy beam that has passed through the array of shutters such that at least one desired point on the substrate is energized by said beam thus causing the additive to change colour at said point.

    Abstract translation: 一种无油打印的方法包括以下步骤：提供用于发射能量束的源（1）， - 提供可编程百叶窗（3）的阵列，每个适于选择性地阻挡或允许至少一些能量的通过 光束通过; 提供包括当由所述源发射的能量束激励时容易变色的添加剂的衬底（4）; 选择性地允许由源发射的至少一些能量束通过快门阵列; 并且将衬底定位在已经通过快门阵列的能量束的路径中，使得衬底上的至少一个所需点被所述光束激励，从而使添加剂在所述点处改变颜色。

    THE USE OF ALGINATES IN LASER IMAGING
    7.
    发明申请
    THE USE OF ALGINATES IN LASER IMAGING 审中-公开
    在激光成像中使用ALGINATE

    公开(公告)号：WO2006129086A1

    公开(公告)日：2006-12-07

    申请号：PCT/GB2006/001982

    申请日：2006-05-31

    Applicant: DATALASE LTD. ,  GAUNT, Joseph

    Inventor： GAUNT, Joseph

    IPC: B41M5/26

    CPC classification number: B41M5/267 ,  B41M5/26

    Abstract: A method for marking an object by directing a laser beam onto the areas of the object to be marked, wherein those areas at least comprise an alginate.

    Abstract translation: 一种通过将激光束引导到要标记的物体的区域上来标记物体的方法，其中这些区域至少包括藻酸盐。

    A COMPOSITION
    10.
    发明申请
    A COMPOSITION 审中-公开

    公开(公告)号：WO2021116702A1

    公开(公告)日：2021-06-17

    申请号：PCT/GB2020/053186

    申请日：2020-12-11

    Applicant: DATALASE LTD.

    Inventor： COOK, Richard ,  WALKER, Martin

    IPC: B41M5/26 ,  C09D11/50 ,  B41M5/34 ,  B41M5/28 ,  B41M5/323 ,  B41M5/337

    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 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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