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    • 3. 发明授权
    • Ink-receptive sheet
    • 吸墨片
    • US5712027A
    • 1998-01-27
    • US761920
    • 1996-12-09
    • Mahfuza B. AliOmar FarooqMohammed IqbalAlan G. Miller
    • Mahfuza B. AliOmar FarooqMohammed IqbalAlan G. Miller
    • B41M5/00B41M5/52
    • B41M5/5245Y10T428/2495Y10T428/25Y10T428/254Y10T428/31504Y10T428/31507Y10T428/31533Y10T428/31725Y10T428/31855Y10T428/31935Y10T428/31971
    • An improved ink-receptive sheet comprising a substrate bearing on at least one major surface thereof an ink-receptive layer which comprises at least one ink receptive polymer and an effective amount of polymeric mordant having the general structure: ##STR1## wherein A is selected from the group consisting of a COO-alkylene group having from 1 to about 5 carbon atoms, a CONH-alkylene group having from 1 to about 5 carbon atoms, --COO--(CH.sub.2 CH.sub.2 O)n--CH.sub.2, --CONH--(CH.sub.2 CH.sub.2 O)n--CH.sub.2 -- and .paren open-st.CH.sub.2 CH.sub.2 NH.sub.2 Cl.paren close-st.n, wherein n is from 1 to about 5; E and D are independently selected from the group consisting of alkyl group having from 1 to about 5 carbon atoms; or A, E, D and N are combined to form a heterocyclic compound selected from the group consisting of ##STR2## R.sub.1 and R.sub.2 are independently selected from the group consisting of hydrogen, phenyl, and an alkyl group containing from 1 to about 5 carbon atoms; R is selected from the group consisting of hydrogen, phenyl, benzimidazolyl, and an alkyl group containing from 1 to about 5 carbon atoms, y is selected from 0 and 1, and X.sub.1 and X.sub.2 are anions.
    • 一种改进的油墨接受片,其包含在其至少一个主表面上承载基底的油墨接收层,该油墨接收层包含至少一种油墨接受性聚合物和有效量的具有一般结构的聚合物媒染剂:具有以下基团的COO-亚烷基: 具有1至约5个碳原子的CONH-亚烷基,-COO-(CH 2 CH 2 O)n -CH 2,-CONH-(CH 2 CH 2 O)n -CH 2 - 和+ 5 45 CH 2 CH 2 NH 2 Cl + 546 n, 其中n为1至约5; E和D独立地选自具有1至约5个碳原子的烷基; 或A,E,D和N组合形成选自下列的杂环化合物:R 1和R 2独立地选自氢,苯基和含有1至约5个碳的烷基 原子 R选自氢,苯基,苯并咪唑基和含有1至约5个碳原子的烷基,y选自0和1,X1和X2是阴离子。
    • 5. 发明授权
    • Stabilized leuco phenazine dyes and their use in an imaging system
    • 稳定的无色吩嗪染料及其在成像系统中的应用
    • US4889932A
    • 1989-12-26
    • US153264
    • 1988-02-08
    • Alan G. Miller
    • Alan G. Miller
    • B41M5/136B41M5/323C07D241/46C09B17/02
    • C09B17/02B41M5/136B41M5/323C07D241/46
    • 3,7-Diamino phenazine leuco dyes stabilized in the 10-position with acyl substituents, said acyl substituents being themselves substituted with electron withdrawing groups. The structure of the reduced form of the dye can be represented by the general formula: ##STR1## wherein R.sup.1 represents a member selected from the group consisting of aryl groups having up to 14 carbon atoms and containing from 1 to 5 electrons withdrawing substituents, alkyl groups having up to 4 carbon atoms and containing one or more electron withdrawing groups, certain electron withdrawing groups containing a ##STR2## moiety, and certain electron withdrawing groups containing a --NH-- moiety. These dyes are suitable for use in thermographic imaging systems wherein the leuco dye is in a composition containing a nitrate salt.
    • 用酰基取代基稳定在10位的3,7-二氨基吩嗪无色染料,所述酰基取代基本身被吸电子基团取代。 染料的还原形式的结构可以由以下通式表示:其中R 1表示选自具有至多14个碳原子的芳基并含有1至5个电子取出取代基的基团,烷基 具有至多4个碳原子并含有一个或多个吸电子基团的基团,某些含有部分的吸电子基团,以及含有-NH-部分的某些吸电子基团。 这些染料适用于热成像系统,其中无色染料是含有硝酸盐的组合物。
    • 8. 发明授权
    • Ink receptive sheet
    • 吸墨片
    • US5589269A
    • 1996-12-31
    • US428276
    • 1995-04-25
    • Mahfuza B. AliOmar FarooqMohammed IqbalAlan G. Miller
    • Mahfuza B. AliOmar FarooqMohammed IqbalAlan G. Miller
    • B41M5/00B41M5/52
    • B41M5/5245Y10T428/2495Y10T428/25Y10T428/254Y10T428/31504Y10T428/31507Y10T428/31533Y10T428/31725Y10T428/31855Y10T428/31935Y10T428/31971
    • An improved ink-receptive sheet comprising a substrate bearing on at least one major surface thereof an ink-receptive layer which comprises at least one ink receptive polymer and an effective amount of polymeric mordant having the general structure: ##STR1## wherein A is selected from the group consisting of a COO-alkylene group having from 1 to about 5 carbon atoms, a CONH-alkylene group having from 1 to about 5 carbon atoms, --COO--(CH.sub.2 CH.sub.2 O).sub.n --CH.sub.2 --, --CONH--(CH.sub.2 CH.sub.2 O).sub.n --CH.sub.2 -- and .paren open-st.CH.sub.2 CH.sub.2 NH.sub.2 Cl.paren close-st.n, wherein n is from 1 to about 5;E and D are independently selected from the group consisting of alkyl group having from 1 to about 5 carbon atoms;or A, E, D and N are combined to form a heterocyclic compound selected from the group consisting of ##STR2## R.sub.1 and R.sub.2 are independently selected from the group consisting of hydrogen, phenyl, and an alkyl group containing from 1 to about 5 carbon atoms;R is selected from the group consisting of hydrogen, phenyl, benzimidazolyl, and an alkyl group containing from 1 to about 5 carbon atoms, y is selected from 0 and 1, and X.sub.1 and X.sub.2 are anions.
    • 一种改进的油墨接受片,其包含在其至少一个主表面上承载基底的油墨接收层,该油墨接收层包含至少一种油墨接受性聚合物和有效量的具有一般结构的聚合物媒染剂:具有以下基团的COO-亚烷基: 1至约5个碳原子,具有1至约5个碳原子的CONH-亚烷基,-COO-(CH 2 CH 2 O)n -CH 2 - , - CONH-(CH 2 CH 2 O)n -CH 2 - 和+ 5 45 CH 2 CH 2 NH 2 Cl + 546 n 其中n为1至约5; E和D独立地选自具有1至约5个碳原子的烷基; 或A,E,D和N组合形成选自下列的杂环化合物:R 1和R 2独立地选自氢,苯基和含有1至约5个碳的烷基 原子 R选自氢,苯基,苯并咪唑基和含有1至约5个碳原子的烷基,y选自0和1,X1和X2是阴离子。