Abstract:
The invention relates to cationic direct dyes of the formula I (1), wherein m and n are independently from each other 0 or 1, D is an aromatic or a cationic heteroaromatic group, which are further specified, K is an aromatic or heteroaromatic group, E1 and E2 are independently from each other ═CH— or ═N—, An is an anion and a is a number from 1 to 6 and R1 and R2 are independently from each other and further specified. The compounds show washfastness at hair-dying.
Abstract:
The present invention relates to compositions comprising granules of phthalocyanine compounds, to a process for the preparation thereof, and to the use thereof in washing agent and additive formulations. The composition comprises a) At least one water-soluble phthalocyanine compound; b) At least one cross-linked polyvinylpyrrolidone component; c) At least one hydrophilic binding agent; and, optionally, d) Further additives suitable for the preparation of solid agglomerates; and may be liquid, solid, paste-like or gel-like.
Abstract:
Disclosed are styryl dyes of formula wherein R1, R2, R3, R′1, R′2 and R′3 independently of each other are hydrogen; —NH(CO)—C1-C5alkyl; —N(C1-C5alkyl)(C1-C5alkyl-CN); C1-C6alkoxy; a heterocyclic radical; or R1 and R2 or R′1 and R′2 together form a 5- to 10-membered, monocyclic, carbocyclic or heterocyclic ring; wherein at least one of R1, R2, R3, R′1, R′2 and R′3 is different from hydrogen; Q and Q′ independently from each other are the direct bond; *—C(O)—*; *—C(O)O—*; *—OCO—*; *—N(R4)—*; *—C(O)N(R6)—*; or *—(R6)NC(O)—*; and R4, R5 and R6 independently from each other are hydrogen; C1-C14alkyl; C2-C14alkenyl; C6-C12aryl; C6-C12aryl-C1-C10alkyl; or C1-C10alkyl(C5-C12aryl); X and X′ are *—(CH2)m—*; Y1 and Y2 independently from each other are C1-C10alkylene; C5-C10cycloalkylene; C5-C12arylene; or C5-C12arylene-(C1-C10alkylene); An− is an anion; m is a number from 1 to 8; n is 0, or 1; and p is 0, or 1.
Abstract:
The present invention relates to compositions comprising granules of phthalocyanine compounds, to a process for the preparation thereof, and to the use thereof in washing agent and additive formulations. The composition comprises a) At least one water-soluble phthalocyanine compound; b) At least one cross-linked polyvinylpyrrolidone component; c) At least one hydrophilic binding agent; and, optionally, d) Further additives suitable for the preparation of solid agglomerates; and may be liquid, solid, paste-like or gel-like.
Abstract:
A composition for dyeing keratin fibres comprising a. at least one azomethine compound selected from compounds (3) and (4) and b. water. The composition may be used in a process for dyeing keratin fibres or, with simultaneous or sequential application of a composition comprising one or more oxidising agents, in a process for lightening keratin fibres.
Abstract:
A composition for dyeing keratin fibres comprising a. at least one azomethine compound selected from compounds (3) and (4) and b. water. The composition may be used in a process for dyeing keratin fibres or, with simultaneous or sequential application of a composition comprising one or more oxidising agents, in a process for lightening keratin fibres.
Abstract:
The present invention relates to a laundry shading process with specific blue or violet bisazo-dyes alone or in combination with a photocatalyst. Further aspects of the invention are a composition comprising at least one photocatalyst and at least one of the specific bisazo-dyes. The composition is particularly useful for shading textiles during laundry. Further aspects of the invention are a detergent composition, a fabric softener composition containing these dyes or mixtures of these dyes and photocatalysts and novel blue or violet bisazo-dyes.
Abstract:
Azo-azomethine dyes, a dichroic dye mixture including azo-azomethine dyes, a liquid crystal composition with the azo-azomethine dyes, and methods for producing the dyes and dye compositions. The dyes can be used in liquid crystal systems, transmissive displays, and smart windows.
Abstract:
The present invention relates to encapsulated phthalocyanine particles, to a process for the preparation thereof, compositions comprising such particles and washing agent formulations.The encapsulated phthalocyanine particles comprise a) at least one water-soluble phthalocyanine compound, and b) gelatine having a bloom strength of 2 to 80 as encapsulating material.