Patent
Water-soluble reactive xanthene dyestuffs and process for preparing them
TLDR
Novel water-soluble, reactive xanthene dystuffs of the in this article, being identical or different, each represent hydrogen, chlorine, bromine, lower alkyl or lower alkoxy, X represents oxygen, sulfur orAbstract:
Novel water-soluble, reactive xanthene dystuffs of the IN WHICH R1 and R2, being identical or different, each represent hydrogen, chlorine, bromine, lower alkyl or lower alkoxy, X represents oxygen, sulfur or AND M REPRESENTS A NUMBER FROM 1 TO 3, SAID DYSTUFFS BEING HIGHLY SUITABLE FOR THE DYEING OR PRINTING OF LEATHER, WOOL, SILK, POLYAMIDE OR POLYURETHANE FIBRES, ESPECIALLY OF CELLULOSE FIBRES, THE DYEINGS OR PRINTS OBTAINED ON CELLULOSE FIBRES WITH THE SAID DYESTUFFS BEING IN PART DISTINGUISHED BY HIGH BRILLIANCY AND GOOD FASTNESS PROPERTIES, PARTICULARLY BY GOOD FASTNESS TO WET PROCESSING.read more
Citations
More filters
Patent
Fluorescent monomers and tagged treatment polymers containing same for use in industrial water systems
TL;DR: Fluorescent monomers are described and claimed which are synthesized by reacting a substituted or non-substituted naphthalic anhydride with an amine and with a moiety containing a polymerizable group.
Patent
Water soluble benzoxanthene dyestuffs for fluorescent inks
TL;DR: Water-soluble dyestuffs of the formula "STR1" in which Y is oxygen or an imino group, R 1 and R 2 are hydrogen, halogen or lower alkyl or lower alkoxy, n is 1 to 3 and Z is a cation, are useful for fluorescent inks as mentioned in this paper.
Patent
Inks for digital textile printing with reactive yellow fluorescent dyes
Wolfram Reddig,Blank Karl-Hans +1 more
TL;DR: In this paper, aqueous printing inks for textile printing according to the ink-jet method, said inks containing a reactive fluorescent xanthan pigment of general formula (1), wherein R1, R2 and R3, X and m have the meaning cited in claim 1.
Patent
Water-insoluble naphthalic acid imide dyestuffs
Kiyoshi Himeno,Toshio Hihara +1 more
TL;DR: Water-insoluble naphthalic acid imide dyestuffs of the following formula are defined in this paper : A is a 6-membered nitrogen-containing heterocyclic ring having at least one active halogen atom; and n is 0 or 1.
Patent
Method of dyeing a fiber mixture with water-insoluble naphthalic acid imide dyestuffs
Kiyoshi Himeno,Toshio Hihara +1 more
TL;DR: Water-insoluble naphthalic acid imide dyestuffs of the following formula are defined in this paper : where n is a 6-membered nitrogen-containing heterocyclic ring having at least one active halogen atom and n is 0 or 1.
References
More filters
Patent
Dyestuffs capable of being chromed
TL;DR: In this paper, it has been found that dyestuffs are obtainable yielding dyeings on wool which when treated according to the so-called "after chroming-process", are distinguished by very good properties of fastness, especially by a good...
Patent
Benzoxanthene and benzothioxanthene
TL;DR: Valuable benzoxanthene and benzothioxanthene dyestuffs of the general fora l ##SPC1## in which X represents an oxygen or sulfur atom, Y representing an oxygen atom or a group, wherein R stands for a hydrogen atom or an alkyl, cycloalkyl or aryl group which may be substituted, a heterocyclic radical, a hydroxyl or amino group, R1 and R2 each represent hydrogen atoms, halogen atoms, especially chlorine or bromine atoms, Alkyl or alkoxy