Recording material
    1.
    发明授权
    Recording material 失效
    录音材料

    公开(公告)号:US5024987A

    公开(公告)日:1991-06-18

    申请号:US438921

    申请日:1989-11-17

    IPC分类号: B41M5/132 B41M5/136 B41M5/155

    CPC分类号: B41M5/136 B41M5/155

    摘要: Pressure-sensitive reactive recording material containinga) as the color-forming agent, a tetraindolylheptamethine ether or alcohol of the formulae I/1, I/2, I/3 or I/4 ##STR1## b) and, as the color developer, the salt of a polyvalent metal and an aromatic carboxylic acid having at least 10 carbon atoms, of the formula (II) ##STR2## wherein A, B, D and E denote ##STR3## and the other radicals have the meanings given in the description, produces light-stable copies which can also be read by machines (OCR).

    摘要翻译: 压敏反应记录材料包含a)作为成色剂,式I / I,I / 2,I / 3或I / 4的四甲苯甲基庚酸醚或醇。 b)和作为显色剂的多价金属和具有至少10个碳原子的芳族羧酸的盐,式(II)的化合物(IMA) II)其中A,B,D和E表示“IMAGE”,其他基团具有在描述中给出的含义,产生也可由机器(OCR)读取的光稳定拷贝。

    Tetraindolylheptamethine dyestuffs
    4.
    发明授权
    Tetraindolylheptamethine dyestuffs 失效
    Tetraindolylheptamethine染料

    公开(公告)号:US5017707A

    公开(公告)日:1991-05-21

    申请号:US261947

    申请日:1988-10-24

    摘要: Tetraindolylheptamethine ethers and alcohols of the isomeric formulae ##STR1## and ##STR2## and dyestuffs of the formula ##STR3## in which A, B, D and E denote ##STR4## and D'.sup..sym. denotes ##STR5## and the remaining symbols have the meanings given in the description, are used in pressure- and heat-sensitive recording materials.

    摘要翻译: 其中A,B,D和E分别表示“IMAGE”和“D”(+)的式“IMAGE”的色素和/或IMA图像的色氨酸, 图像>其余符号具有说明书中给出的含义,用于压敏和热敏记录材料。

    Chromogenic 3,1-benzoxazines
    5.
    发明授权
    Chromogenic 3,1-benzoxazines 失效
    显色3,1-苯并恶嗪

    公开(公告)号:US4831141A

    公开(公告)日:1989-05-16

    申请号:US56569

    申请日:1987-06-01

    摘要: The invention relates to chromogenic 3,1-benzoxazines of the formula ##STR1## wherein X.sup.1 denotes hydrogen, C.sub.1 -C.sub.4 -alkyl, chlorine or OY.sup.1,X.sup.2 denotes NY.sup.2 Y.sup.3,X.sup.3 denotes OY.sup.4 or NY.sup.5 Y.sup.6,R.sup.1 -R.sup.3 independently of one another denote hydrogen, C.sub.1 -C.sub.4 -alkyl, chlorine, C.sub.1 -C.sub.4 -alkoxy or C.sub.1 -C.sub.4 -mono- or -dialkylamino, orR.sup.1 together with Y.sup.2,R.sup.2 or R.sup.3 together with Y.sup.4 or Y.sup.5, orR.sup.2 and R.sup.3 simultaneously with Y.sup.5 and Y.sup.6 denote a 2 to 4-membered bridge which can contain one oxygen atom or one nitrogen atom and can carry up to 4 methyl groups, and whereinR.sup.1 and R.sup.3 simultaneously represent hydrogen only if R.sup.2 with Y.sup.4 or Y.sup.5 forms one of the abovementioned bridges,R.sup.4 denotes hydrogen, methyl or chlorine,Y.sup.1 and Y.sup.4 independently of one another denote C.sub.1 -C.sub.4 -alkyl, cyclohexyl or benzyl and Y.sup.2, Y.sup.3, Y.sup.5 and Y.sup.6 independently of one another denote hydrogen, C.sub.1 -C.sub.4 -alkyl, cyclohexyl or benzyl,are used for pressure-copying, thermoreactive or electrochromic recording materials.

    摘要翻译: 本发明涉及式IMAMA的显色3,1-苯并恶嗪,其中X1表示氢,C1-C4-烷基,氯或OY1,X2表示NY2Y3,X3表示OY4或NY5Y6,R1-R3彼此独立地表示氢 ,C1-C4-烷基,氯,C1-C4-烷氧基或C1-C4-单 - 或二烷基氨基,或R1与Y2,R2或R3一起与Y4或Y5或R2和R3同时与Y5和Y6表示 可以含有一个氧原子或一个氮原子并且可以携带多达4个甲基的2至4元桥,其中只有当具有Y 4或Y 5的R 2形成上述桥之一时,R 1和R 3同时表示氢,R 4表示 氢,甲基或氯,Y1和Y4彼此独立地表示C1-C4-烷基,环己基或苄基,Y2,Y3,Y5和Y6彼此独立地表示氢,C1-C4-烷基,环己基或苄基 用于压力复制,热反应或电致变色记录材料。