摘要:
The present invention relates to the use of a combination of a free fluorescent whitening agent and cationic polymer as a brightening agent for a synthetic single or blended textile, especially polyester textile, and to a corresponding brightening agent as well as a laundering process for brightening a synthetic, single or blended textile, which is characterized by a) preparing a composition by contacting a free fluorescent whitening agent with a cationic polymer, and b) treating said synthetic, single or blended textile with the composition prepared in step a).
摘要:
The present invention relates to the use of a combination of a free fluorescent whitening agent and cationic polymer as a brightening agent for a synthetic single or blended textile, especially polyester textile, and to a corresponding brightening agent as well as a laundering process for brightening a synthetic, single or blended textile, which is characterized by a) preparing a composition by contacting a free fluorescent whitening agent with a cationic polymer, and b) treating said synthetic, single or blended textile with the composition prepared in step a).
摘要:
The present invention provides 4,4′-bis(triazinylamino)stilbene-2,2′-disulfonic acid derivatives of formula (1), compositions of amphoteric 4,4′-bis(triazinylamino)stilbene-2,2′-disulfonic acid derivatives, a process for their preparation, aqueous formulations thereof, their use as an optical brightener for paper and to paper treated with these derivatives.
摘要:
The present invention provides novel bis-triazinylaminostilbene amphoteric fluorescent whitening agents, comprising both individual components and mixtures thereof, a process for their preparation, intermediates useful for their preparation and use of the fluorescent whitening agents for the fluorescent whitening of paper.
摘要:
A compound of the formula wherein A1 and A2 each, independently of one another, represent —SO3 or —SO3M, where M represents hydrogen, an alkaline or alkaline earth metal, ammonium or alkylammonium, B1 and B2 each, independently of one another, represent the moiety in which R1 represents hydrogen, a straight-chain C1-C12alkyl or branched C3-C12alkyl group which C2-C12alkyl and C3-C12alkyl group, respectively, may be interrupted by one or two heteroatoms and is unsubstituted or substituted by one or two —OH, —OC1-C4alkyl, —NH2, —NHC1-C4alkyl, —N(C1-C4alkyl)2, -N-pyrrolidino, -N-piperidino, -N-morpholino or —N+(C1C4alkyl)3 groups and R2 represents C1-C4alkyl, C2-C4hydroxyalkyl, —CH2CONH2, —CH2OOOH or —CH2OOO C1C4alkyl or, alternatively, B1 and B2 each, independently of one another, represent a group of the formula in which R3, R4 and R5 each, independently of each other, represent hydrogen, C1-C4alkyl, C2-C4hydroxyalkyl, the group —X′—NR6R7 or the group —X′—N+R3R6R7, whereby at least one of the substituents R4 and/or R5 represents —X′—NR6R7 or —X′—N+R3R6R7, X and X′ each, independently of each other, represent a straight-chain C2-C8alkylene or branched C3-Cealkylene chain, which is unsubstituted or substituted by one or two —OH or —C(═O)— groups, R6 and R7 each, independently of each other, represent hydrogen, C1-C4alkyl or, together with the nitrogen atom to which they are bound, complete a pyrrolidino, piperidino or morpholino ring and R2 is as previously defined and each D1 and D2, independently of one another, are either defined as for B1 and B2 or represent halogen, —NH2, C1-C4monoalkyl- or dialkylamino, said alkyl groups being unsubstituted or substituted by C1-C4alkoxy, amino, mono- or di-C1-C4alkylamino or tri-C1-C4alkylammonium; C2-C4hydroxyalkylamino, C2 C4di(hydroxyalkyl)amino, anilino, an aniline monosulphonic acid or sulphonamide residue or a 5- or 6-membered, saturated heterocyclic ring or, alternatively, mixtures of compounds of formula (1), a process for their preparation and the use thereof as fluorescent whitening agents, especially for paper.
摘要:
The present invention provides novel bis-triazinylaminostilbene amphoteric fluorescent whitening agents, comprising both individual components and mixtures thereof, a process for their preparation, intermediates useful for their prepartion and use of the fluorescent whitening agents for the fluorescents whitening of paper.
摘要:
Composition for the fluorescent whitening of paper, which comprises a) a fluorescent whitening agent (FWA) derived from 4,4′-bis[(1,3,5-triazin-2-yl)amino]stilbene-2,2′-disulphonic acid and characterized by one or both of the triazine rings carrying an —NH2 substituent; b) water and c) optionally, further auxiliaries, the use thereof in either the pulp mass, in coating or in the metering size-press or film press and to a process thereto.
摘要:
The present invention relates to the use of a combination of a free fluorescent whitening agent and cationic polymer as a brightening agent for a synthetic single or blended textile, especially polyester textile, and to a corresponding brightening agent as well as a laundering process for brightening a synthetic, single or blended textile, which is characterized by a) preparing a composition by contacting a free fluorescent whitening agent with a cationic polymer, and b) treating said synthetic, single or blended textile with the composition prepared in step a).
摘要:
The present invention provides novel bis-triazinylaminostilbene amphoteric fluorescent whitening agents, comprising both individual components and mixtures thereof, a process for their preparation, intermediates useful for their preparation and use of the fluorescent whitening agents for the fluorescent whitening of paper.
摘要:
The invention relates to novel bis(triazinylamino)stilbenes which are suitable as UV absorbers and fluorescent whiteners for textile materials and also bring about an increase in the treated textile material.