Abstract: The present invention refers to dyestuffs of the formula I 1

Abstract: Deep black-dyeing dye mixtures comprising a disazo dye conforming to the general formula (1), 1

Abstract: Reactive dye mixtures including one or more disazo dyes of the hereinbelow indicated and defined general formula (I) 1

Abstract: The present invention relates to reactive dyes of the general formula (1) 1

Abstract: Deep black-dyeing dye mixtures comprising a disazo dye conforming to the general formula (1), and one or more disazo dyes conforming to the general formula (2), wherein the amide group is in the 6, 7, or 8 position relative to the hydroxy group and wherein: M, n, W, R1, R2, R3, R4, R5, R11, L1, L2, L3 are as defined in claim 1 methods for their preparation and use thereof for dyeing hydroxyl- and/or carboxamido-containing fiber material.

Abstract: Dye mixtures including one or more azo dyes of the general formula (1) and one or more azo dyes of the general formula (2) 1

Abstract: Black Dye Mixtures of Fiber-Reactive Azo Dyes, Methods for their Preparation and Use Thereof for Dyeing Hydroxyl- and/or Carboxamido-containing Fiber Material Deep black-dyeing dye mixtures comprising a disazo dye conforming to the general formula (1), 1

Abstract: The present invention comprises a dye mixture comprising one or more, such as one, two or three, disazo dyes conforming to the general formula (1), one or more, such as one, two or three, dyes.

Abstract: Described are dye mixtures comprising one or more azo dyes (1) and one or more azo dyes (2) or (3) or (2) and (3), all these azo dyes containing a 1-(halotriazinylamino)-3,6- or -4,6-disulfo-8-naphthol coupling component and the third substituent in the triazine moiety of (1) and similarly of (2) and of (3) being an optionally alkyl- and/or phenyl-substituted amino radical or heterocyclic radical and the diazo component in (1) containing a fiber-reactive group of the vinyl sulfone series and being an optionally alkyl- and/or alkoxy-substituted phenyl or optionally sulfo-substituted naphthyl radical, in (2) being an optionally alkyl-, alkoxy-, chlorine-, bromine-, sulfo- and/or carboxyl-substituted phenyl or optionally sulfo-substituted naphthyl radical and in (3) being a sulfophenyl radical which, attached via an amino group, possesses a fiber-reactive halopyrimidine radical or a halotriazine radical having a fiber-reactive group of the vinyl sulfone series.

Abstract: The present invention provides a dye mixture comprising one or more copper complex formazan dyes conforming to the formula (1) ##STR1## and one or more copper complex formazan dyes conforming to the formula (2) ##STR2## wherein R1, R2, Y1, Y2 and M are defined as given in claim 1, methods for preparing said dye mixtures and methods for dyeing and printing hydroxy- and/or carboxamido-containing materials using said dye mixtures.

Abstract: The present invention relates to dye mixtures comprising one or more azo dyes of the general formula (1) and one or more azo dyes of the general formula (2) ##STR1## where p is 1 or 2,R.sub.1, R.sup.1' and R.sup.2 are independently hydrogen or a group of the general formula SO.sub.3 M or OCH.sub.3,R.sup.5 and R.sup.6 are independently hydrogen or C.sub.1 -C.sub.4 alkyl,X.sup.1 and X.sup.2 are independently fluorine or chlorine or a grouping of the general formula NR.sup.3 R.sup.4 or OR.sup.3,R.sup.3 is hydrogen, C.sub.1 -C.sub.4 alkyl or optionally substituted aryl,R.sup.4 has one of the meanings of R.sup.3 or is aryl or alkyl (which may be substituted by SO.sub.2 Y, SO.sub.3 M or OCH.sub.3), optionally substituted morpholino or pyrimidino or NHCN,Y, Y.sup.1 and Y.sup.2 are independently vinyl or a grouping of the general formula CH.sub.2 CH.sub.

Abstract: The present invention concerns dye mixtures of fiber-reactive azo dyes, suitable for dyeing hydroxy- and/or carboxamido-containing material, such as cellulose fibers, like cotton, or wool and nylon, bright orange to red shades. The mixtures of the invention comprise one or more monoazo dyestuffs corresponding to the general formula (1) and one or more monoazo dyestuffs corresponding to the formula (2) wherein the general formulae (1) and (2) are defined as given in claim 1, a method for their preparation and a process for dyeing hydroxy- and/or carboxamido containing fiber material in which a inventive dye is applied to the material.

Abstract: The present invention concerns orange dye mixtures of fiber-reactive azo dyes, suitable for dyeing hydroxy- and/or carboxamido-containing material, such as cellulose fibers, like cotton, or wool and nylon, which comprise one or more monoazo dyestuffs corresponding to the general formula (1) and one or more monoazo dyestuffs corresponding to the formula (2) ##STR1## in which D.sub.1 and D.sub.2 are each, independently from one another, a radical of a benzene or naphthalene nucleus, R.sub.1, R.sub.2, R.sub.3 and R.sub.4 are each, independently from one another, hydrogen, methyl, ethyl, methoxy, ethoxy, sulfo or carboxy, M is hydrogen or an alkali metal and the groups Y.sub.1 --SO.sub.2 -- and Y.sub.2 --SO.sub.2 -- are each fiber reactive groups of the vinylsulfone series.

Abstract: A method for the exhaust dyeing of materials having hydroxy groups and materials containing carbonamide groups using a low salt content dye bath in conjunction with fiber reactive dyes exemplified by a dye of the following formula: ##STR1##

Abstract: The invention relates to a cooling process and to a refrigerated container into which nitrogen is delivered, which nitrogen is transported in liquid form in containers with the refrigerated container, at least one cooling system being provided in order to cool the atmosphere of the refrigerated container (1). According to the invention it is provided that the atmosphere is circulated via the cooling system (3) for periods of time given by a control means (13) by at least one blower (44), and that at least one means (6,7,7') for warming the nitrogen before supplying it into the cool room (40), of the refrigerated container (1) is provided, by means of which the nitrogen can be warmed to a temperature substantially corresponding to the temperature within the cool room (40), preferably being only slightly lower than this temperature.

Abstract: Free radical heavy metal ions in water-soluble heavy metal complex dyestuffs are removed from the synthesis solution of the heavy metal complex dyestuff by means of a compound or several of the compounds mentioned below:(a) saturated and unsaturated fatty acids having about 8 to 18 carbon atoms and water-soluble salts thereof;(b) the monoesters and diesters of orthophosphoric acid and salts thereof corresponding to the general formula (1a) and (1b) ##STR1## in which R denotes a saturated or unsaturated aliphatic radical having about 8 to 18 carbon atoms and M stands for a hydrogen atom or a salt-forming, water-solubilizing metal;(c) aliphatic sulfonic acids and water-soluble salts thereof corresponding to the general formula (2)R--SO.sub.

Abstract: The invention relates to a process and an apparatus for the adjustment of maintenance of a refrigerated atmosphere, in particular an atmosphere adjusted to goods stored in a refrigerating tank, in particular a refrigerating container, with the refrigerating requirement exclusively covered by the introduction of cold nitrogen from a supply of liquid nitrogen.According to the invention, the normally immobile atmosphere is forcibly circulated in arbitrarily selected time intervals or in time intervals determined by measured operating parameters (T, CO.sub.2 content, O.sub.2 content, humidity) during time intervals which are predetermined or determined by measured operating parameters.The temporary circulation of the atmosphere is effected by means of a blower actuated by a control means.

Abstract: The invention relates to a transportable refrigerating container in which the atmosphere is passed over a circulating device containing separating means for water and gases, in particular molecular sieves, and refrigerating and humidifying means.