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。

公开(公告)号：US09982157B2

公开(公告)日：2018-05-29

申请号：US14836772

申请日：2015-08-26

Applicant: DATALASE LTD.

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

IPC: C08F220/12 ,  C09D133/02 ,  B41M5/327 ,  B41M5/333 ,  B41M5/337 ,  C08K5/1535

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

Abstract: Aqueous composition comprising a color former, a developer, and a binder, wherein (a) the weight ratio between the developer and the color 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 color 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.