摘要:
Provided are an azo dye composition including an azo dye compound represented by Formula (I) and a urea compound represented by Formula (II), and a method for producing an azo dye composition. R11, R12, R13 and R14 each independently represent a hydrogen atom, a halogen atom, or an aliphatic group; R15 represents an aliphatic group; R21 and R22 each independently represent a hydrogen atom, an aliphatic group, or an aromatic group; and n represents an integer from 0 to 2.
摘要:
There is provided a polarization film for near ultra-violet polarization plate manifesting high polarization ability at the near ultra-violet range of 370-400 nm, having sufficient endurance, and containing a monoazo compound represented by the following formula (I) or a salt thereof: 1 wherein A represents a naphthyl having 1 to 3 sulfos or a phenyl having 1 to 2 water-soluble groups selected from sulfo and carboxyl and optionally having a lower alkyl or lower alkoxy, R1 to R4 are the same or different and represent hydrogen, lower alkyl or lower alkoxy, and R5 represents nullOR6 or nullNHR6 wherein R6 represents hydrogen, lower alkyl, lower alkyl sulfonyl, benzene sulfonyl, toluene sulfonyl, lower alkyl carbonyl or benzoyl, wherein the benzoyl is unsubstituted or substituted with nitro, amino or sulfo.
摘要:
Azophenyl compounds of the formula: ##STR1## wherein R.sub.1 is an o-, p-directing substituent; R.sub.2 is a substituted or unsubstituted .beta.-hydroxyalkyl group; R.sub.3 is an aromatic carbocyclic or heterocyclic group which is mono- or poly-cyclic and is substituted or unsubstituted; and wherein the benzene ring A may contain one or more further substituents. The compounds are useful as dyestuffs (if they are themselves colored) or as intermediates in the preparation of dyestuffs.
摘要:
Named compounds are useful in making dry analytical elements for assaying lithium in serum. The compounds have the general structure: ##STR1## wherein R, R.sub.1, R.sub.2 and X are as presented below:______________________________________ R R.sub.1 R.sub.2 X ______________________________________ n-C.sub.12 H.sub.25 SO.sub.2 CH.sub.3 CH.sub.3 CH n-C.sub.12 H.sub.25 NO.sub.2 CH.sub.3 CH CH.sub.3 SO.sub.2 N(n-C.sub.6 H.sub.13).sub.2 CH.sub.3 CH CH.sub.2 C.sub.6 H.sub.5 SO.sub.2 N(n-C.sub.6 H.sub.13).sub.2 CH.sub.3 CH CH.sub.2 C.sub.6 H.sub.5 SO.sub.2 N(CH.sub.3)-n-C.sub.18 H.sub.37 CH.sub.3 CH CH.sub.3 NO.sub.2 n-C.sub.7 H.sub.15 CH n-C.sub.12 H.sub.25 H CH.sub.3 N ______________________________________
摘要:
Disperse dyestuffs of the formula ##STR1## wherein Z is an alkyl, aralkyl, cycloalkyl, or aryl radical andR.sub.1 represents H, NO.sub.2, CN, CF.sub.3, halogen, alkyl SO.sub.2 X.sub.1, SO.sub.2 NX.sub.2 X.sub.3, SO.sub.2 OX.sub.1, CONX.sub.2 X.sub.3, SCN, OX.sub.1, SX.sub.1 or NX.sub.2 X.sub.3,R.sub.2 represents H, NO.sub.2, halogen, alkyl, OX.sub.1 or aryl,R.sub.3 and R.sub.4 independently of each other represent H, halogen, alkyl, SO.sub.2 X.sub.1, SO.sub.2 NX.sub.2 X.sub.3, SO.sub.2 OX.sub.1, COX.sub.1, CONX.sub.2 X.sub.3, NX.sub.1 X.sub.2, OH, OX.sub.1 or aryl,R.sub.5 represents H, halogen, alkyl, OX.sub.1 or aryl andR.sub.6 represents H or alkyl andX.sub.1 denote alkyl, aryl or aralkyl andX.sub.2 and X.sub.3 denote H, alkyl, cycloalkyl, aryl or aralkyl with the proviso that Z represents aralkyl, aryl or substituted alkyl when R.sub.1 denotes SO.sub.2 NX.sub.2 X.sub.3 or SO.sub.2 OX.sub.1.The dyestuffs are suitable for dyeing synthetic fibre materials, especially polyesters, which are dyed in yellow to orange-red shades of good tinctorial strength and with good fastness properties in use, such as, for example, fastness to light and wet processing.
摘要:
Acyldihydroxybenzene azo compounds of the formula ##STR1## are provided where A represents a benzene radical which is unsubstituted or mono, di, or trisubstituted or a naphthalene radical which is unsubstituted or mono or disubstituted with any of alkyl of 1-4 carbon atoms, alkoxy of 1-4 carbon atoms, trifluoromethyl, cyano, nitro or halogen and R is alkyl of 1-4 carbon atoms, benzyl or phenyl. The compounds when applied to metallized polyolefin fabrics, particularly nickel-containing polypropylene fabrics, produce dyeings of strong bright shades which are exceptionally fast to light, dry cleaning, crocking, gas and heat.
摘要:
Azo compounds of the formula ##STR1## are provided where A is a diazotiable aromatic hydrocarbon. In particular, A is an optionally substituted benzene or naphthalene nucleus and E is an optionally substituted pyridine nucleus. The compounds provide dyeings on synthetic fibers with excellent dyeing and fastness properties.
摘要:
Novel monoazo dyes (sparingly soluble in water) which are free of sulphonic groups and which contain an aliphatic-carboxylic chain directly bound to the aryl nucleus of the coupling compound are particularly useful in uniformly dyeing polyamide fibers and/or fabrics yellow to orange-yellow.