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1. 发明授权

US5674661A Image dye for laser dye removal recording element 失效
标题翻译：用于激光染料去除记录元件的图像染料
公开(公告)号：US5674661A
公开(公告)日：1997-10-07
申请号：US564834
申请日：1995-11-29
申请人： Stephen Michael Neumann
发明人： Stephen Michael Neumann
IPC分类号： B41M5/26 , B41M5/24 , B41M5/385 , B41M5/388 , B41M5/39 , G03F1/56 , G03C5/16
CPC分类号： G03F1/56 , B41M5/24 , B41M5/3854 , B41M5/3858 , B41M5/388 , Y10S430/146
摘要： A laser dye removal recording element comprising a support having thereon a dye layer comprising an image dye dispersed in a polymeric binder, the dye layer having an infrared-absorbing material associated therewith, and wherein the image dye comprises a cyan disazo dye having the following formula: ##STR1## wherein: R.sup.1, R.sup.3, and R.sup.4 each independently represents nitro, hydroxy, alkyl, aryl, fused aryl, fused heteroaryl, carboxy, alkylcarbonyl, arylcarbonyl, hydrogen, alkenyl, cycloalkyl, haloalkyl, cyanoalkyl, hydroxyalkyl, alkoxy, alkoxyalkyl, aryloxyalkyl, alkoxyalkylcarbonyl, aryloxyalkylcarbonyl, alkoxyalkoxyalkyl, hydroxyalkyl, hydroxyalkoxyalkyl, hydroxyalkoxyalkylamino, alkenyloxyalkyl, alkoxycarbonyloxyalkyl, alkenylcarbonyl, aryloxyalkylcarbonyl, aminoalkyl, cyanoalkylcarbonyl, haloalkylcarbonyl, alkylamino, arylamino, amino, halogen, sulfonamido or arylazo; or R.sup.3 and R.sup.4 can be joined together at the 4- and 5- positions of the ring to form a diaminoalkylene group; R.sup.2 represents hydroxy, hydrogen, alkyl or aryl; m is an integer of from 1 to 5; n is an integer of from 1 to 3; and x is an integer of from 1 to 4.
摘要翻译：一种激光染料去除记录元件，包括其上具有染料层的载体，所述染料层包含分散在聚合物粘合剂中的图像染料，所述染料层具有与其相关的红外线吸收材料，并且其中所述图像染料包含具有下式的青色双偶氮染料：烷基，芳基，稠合芳基，稠合杂芳基，羧基，烷基羰基，芳基羰基，氢，烯基，环烷基，卤代烷基，氰基烷基，羟基烷基，烷氧基，烷氧基烷基，芳氧基烷基，烷氧基烷基羰基，芳氧基烷基羰基，烷氧基烷氧基烷基，羟基烷基，羟基烷氧基烷基，羟基烷氧基烷基氨基，烯氧基烷基，烷氧基羰基氧基烷基，烯基羰基，芳氧基烷基羰基，氨基烷基，氰基烷基羰基，卤代烷基羰基，烷基氨基，芳基氨基，氨基，卤素，亚磺酰氨基或芳基偶氮; 或者R 3和R 4可以在环的4-和5-位连接在一起形成二氨基亚烷基; R2代表羟基，氢，烷基或芳基; m为1〜5的整数， n为1〜3的整数， x为1〜4的整数。

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