摘要:
The invention relates to:(A) A thermal transfer printing sheet comprising a substrate having a coating comprising either,(i) a dye of the formula: ##STR1## wherein R.sup.1 is C.sub.5-12 -alkyl;R.sup.2 is H or C.sub.1-12 -alkyl; and Rings A & B are optionally substituted in the free positions by non-ionic groups; or(ii) a mixture of at least two dyes of the formula: ##STR2## wherein R.sup.3 is H or C.sub.1-12 -alkyl;R.sup.4 is H or C.sub.1-4 -alkyl; and Rings A & B are optionally substituted in the free positions by non-ionic groups; provided that in at least one component R.sup.3 is C.sub.5-12 -alkyl and in at least one other component R.sup.3 is H or C.sub.1-4 -alkyl;(B) A thermal transfer printing process using the transfer sheets; and(C) The mixture of dyes defined in (A)(ii).
摘要:
A process for printing an image on a substrate including applying thereto a composition including a liquid medium and a compound of Formula (1) A-N═N-L-N═N-A wherein: each A independently is optionally substituted aryl or heteroaryl; and L is an optionally substituted, optionally metallised 1,8-dihydroxynaphthylene group; provided that: (i) at most one of the groups represented by A has a hydroxy substituent ortho to the —N═N— groups shown in Formula (1); and (ii) Formula (1) is not: Also claimed are compositions for printing, compounds and processes for making the compounds.
摘要:
A thermal transfer printing sheet, suitable for use in a thermal transfer printing process, comprising a substrate having a coating comprising a water-insoluble dye of the formula: ##STR1## wherein R represents the residue of an active methylene compound;X represents hydrogen, halogen or an optionally substituted alkyl, aryl or heteroaryl radical;Y represents cyano, nitro, alkanoyl, aroyl, alkylsulphonyl, arylsulphonyl or a group of the formula --COOR.sup.1 or --CONR.sup.2 R.sup.3 wherein R.sup.1 represents a hydrocarbyl radical and each of R.sup.2 and R.sup.3, independently, represents hydrogen or a hydrocarbyl radical; andE represents the residue of a coupling component.
摘要:
A process for printing an image on a substrate comprising applying thereto a composition comprising a liquid medium and a compound of Formula (1): T-Q-N═N-L-T Formula (1) wherein: each T independently is an azo group; Q is an optionally substituted, optionally metallised 1,8-dihydroxynaphthyl group; and L is a divalent organic linker group. Also claimed are compositions and dyes.
摘要:
Azo dyes of Formula (1) have utility as dyes for ink-jet printing, where Formula (1) represents: which comprises any suitable form of the compound: such as salt; stereoisomer, zwitterion, polymorph, complex, isotopic form, combinations thereof in the same species and mixtures thereof; where: n represents from 1 to 5 inclusive; R1, R1B, R4 and R4B each independently comprises at least one of the following substituents, optionally substituted: H, C1-8alkyl; C1-8,alkoxy; —NHCOH, C1-8alkylcarbonylamino; and —NHCONR5R6 where R5 and R6 each independently comprises at least one of the following substituents: H, C1-8alkyl and aryl; and R2 and R3 each independently comprises at least one of the following substituents, optionally substituted: H; C1-8alkoxy; -NHC1-8alkyleneOH, —SC1-8-alkyleneSO3H; -NHC1-8alkyleneN(C1-8alkyl)2; where X comprises one of the following: —NHC1-8alkylene; —NHphenylSO2NHC1-8alkylene; and a direct link, where X comprises one of the following: —NHC1-8alkylene; —NHphenylSO2NHC1-8alkylene; and a direct link; a moiety of Formula (2) where m and p is each independently from 0 to 5 inclusive, provided that (m+p) is from 1 to 5 inclusive; and R1A, R2A, R4A and R4C each independently comprises at least one of those optionally substituted substituents as defined herein for R1, R2, R4 and R4B respectively; and any other suitable labile or non-labile substituent not mentioned above; where the optional substituents herein comprise: C1-4alkyl (optionally substituted with at least one halo)., C1-4alkoxy (optionally substituted with at least one halo), carboxy, sulpho, hydroxy, amino, mercapto, cyano, nitro and halo.
摘要翻译:式(1)的偶氮染料可用作喷墨印刷用染料,其中式(1)表示:其包含任何合适形式的化合物:例如盐; 立体异构体,两性离子,多晶型物,复合物,同位素形式,它们在同一物种及其混合物中的组合; 其中:n表示1〜5; R1,R1B,R4和R4B各自独立地包含至少一个以下取代基,任选被取代:H,C 1-8烷基; C 1-8,烷氧基; -NHCOH,C 1-8烷基羰基氨基; 和-NHCONR 5 R 6,其中R 5和R 6各自独立地包含以下取代基中的至少一个:H,C 1-8烷基和芳基; 且R 2和R 3各自独立地包含至少一个以下取代基,任选地被取代:H; C 1-8烷氧基 -NHC1-8亚烷基OH,-SC1-8-亚烷基SO3H; -NHC1-8亚烷基N(C1-8烷基)2;其中X包括以下之一:-NHC1-8亚烷基; -NH 2 SO 2 NHC 1-8亚烷基; 和直链,其中X包含以下之一:-NHC1-8亚烷基; -NH 2 SO 2 NHC 1-8亚烷基; 和直链;式(2)的部分,其中m和p各自独立地为0至5,其中(m + p)为1至5(包括端值); R1A,R2A,R4A和R4C各自独立地包含至少一种如本文定义的对于R 1,R 2,R 4和R 4B定义的那些取代的取代基; 以及上文未提及的其他合适的不稳定或非不稳定取代基; 其中本文的任选取代基包括:C 1-4烷基(任选被至少一个卤素取代),C 1-4烷氧基(任选被至少一个卤素取代),羧基,磺基,羟基,氨基,巯基,氰基,硝基和卤素。
摘要:
A bisazo dye of Formula (1) and salts thereof: ##STR1## in which R is H or ##STR2## R.sub.1 and R.sub.2 each independently is H, optionally substituted C.sub.1-4 -alkyl or optionally substituted aryl;R.sub.3 and R.sub.5 together with the carbon atoms to which they are attached form a 5- or 6-membered carbocyclic ring which is optionally substituted by SO.sub.3 H;R.sub.4 is H;R.sub.6 is COOH;n is 1, 2 or 3; andp is 1, 2, 3 or 4.The dyes are useful for ink jet printing.
摘要:
A thermal transfer printing sheet, suitable for use in a thermal transfer printing process, comprising a substrate having a coating comprising a dye of the formula: ##STR1## wherein X represents nitro or --COOR.sup.1 in which R.sup.1 is an optionally substituted hydrocarbyl radical;Y represents an optionally substituted C.sub.1-10 -alkyl or alkoxy radical;Z represents an alkyl radical, andR represents an alkyl radical which may be interrupted by one or two --O-- or --COO-- links.
摘要:
A thermal transfer printing sheet suitable for use in a thermal transfer printing process, comprising a substrate having a coating comprising a dye of the formula: ##STR1## wherein: R represents an optionally substituted alkyl, aryl or aralkyl radical;n is one or 2;X represents hydrogen, halogen, C.sub.1-4 -alkyl, C.sub.1-4 -alkoxy, C.sub.1-4 -alkoxy, C.sub.1-4 -alkylthio, beta-cyanoethyl, C.sub.1-4 -alklcarbonylamino or C.sub.1-4 -alkylsulphonylamino;Y represents hydrogen or methoxy, andeach of R.sup.1 and R.sup.2 independently, represents allyl, C.sub.1-2 -alkyl or C.sub.1-4 -alkyl substituted by a group selected from cyano, C.sub.1-4 -alkoxycarbonyl, C.sub.1-4 -alkylcarbonyloxy, R.sup.3 CONH--, R.sup.3 NHCO-- and R.sup.3 NHCOO-- which R.sup.3 represents C.sub.1-4 -alkyl or optionally substituted aryl.
摘要:
A thermal transfer printing sheet, suitable for use in a thermal transfer printing process, especially for the conversion of a digital image into a visible print, comprising a substrate having a coating comprising a dye of the formula: ##STR1## whereinRing A is unsubstituted or carries, in the 2- or 4-position with respect to the azo link, at least one group selected from --CX.sub.3, X.sup.1, CN, NO.sub.2, --OCO.Y, --CO.Y, --CO.H, --OSO.sub.2.Y and --SO.sub.2.Y, provided that A is substituted when Z is CH.sub.3 and R is C.sub.2-4 -alkyl;X & X.sup.1 are each independently halogen;Y is selected from R.sup.1, --OR.sup.1, SR.sup.1 and --NR.sup.1 R.sup.2 ;R.sup.1 is selected from C.sub.1-12 -alkyl, C.sub.1-12 -alkyl interrupted by one or two groups selected from --O--, --CO--, O.CO-- and --CO.O--, C.sub.3-7 -cycloalkyl, mono- or bi-cyclic aryl and C.sub.1-3 -alkylene attached to an adjacent carbon atom on Ring A;R.sup.2 is selected from H, C.sub.1-12 -alkyl, C.sub.3-7 -cycloalkyl and mono- or bi-cyclic aryl;Z is C.sub.1-12 -alkyl or phenyl; andR is selected from C.sub.2-12 -alkyl unbranched in the alpha-position, C.sub.2-12 -alkyl unbranched in alpha-position and interrupted by one or two groups selected from --O--, --CO--, O.CO-- and --CO.O--, phenyl, C.sub.1-4 -alkylphenyl, biphenyl and biphenyl interrupted by a group selected from --O--, --CO--, O.CO-- and --CO.O--, each of which is free from hydrogen atoms capable of intermolecular hydrogen bonding.
摘要:
A bisazo dye of Formula (1) and salts thereof: ##STR1## in which R is H;R.sub.1 and R.sub.2 each independently is H, optionally substituted C.sub.1-4 -alkyl or optionally substituted aryl;R.sub.3 and R.sub.4 are each independently --OC.sub.1-4 -alkyl;R.sub.5 is H;R.sub.6 is COOH; andn is 1, 2 or 3.The dyes are useful for ink jet printing.