摘要:
Pyridone dyes useful for thermal transfer and for dyeing or printing synthetic materials have the formula ##STR1## where X is CH or nitrogen,R.sup.1 is substituted or unsubstituted C.sub.1 -C.sub.20 -alkyl or substituted or unsubstituted phenyl,R.sup.2 is a carbocyclic or heterocyclic radical,R.sup.3 is hydrogen or C.sub.1 -C.sub.4 -alkyl,R.sup.4 is hydrogen or C.sub.1 -C.sub.4 -alkyl,R.sup.5 is substituted or unsubstituted C.sub.1 -C.sub.8 -alkyl or substituted or unsubstituted phenyl, andR.sup.6 is cyano, carbamoyl, carboxyl, C.sub.1 -C.sub.4 -alkoxycarbonyl or C.sub.1 -C.sub.4 -alkanoyl.
摘要:
The present invention relates to trifluoromethylpyridone-based methine and azamethine dyes of the formula I ##STR1## a process for their thermal transfer, a process for dyeing or printing synthetic materials and their use.
摘要:
The present invention provides a dye donor element comprising a dye according to the following general formula: ##STR1## wherein the symbols have a meaning as defined in the claims and the description. The present invention further provides a thermal dye transfer process using such dye donor elements. Furthermore, novel thermochromic compounds are provided.
摘要:
The invention relates to novel thienone compounds useful in dyeing fibers, of the formula: ##STR1## where R.sup.1 is cyano, C.sub.1 -C.sub.4 -alkoxycarbonyl, carbamoyl or C.sub.1 -C.sub.4 -monoalkylcarbamoyl or -dialkylcarbamoyl,R.sup.2 is hydrogen, C.sub.1 -C.sub.8 -alkyl, substituted or unsubstituted phenyl, furyl, thienyl or halogen,X is nitrogen or CR.sup.4 where R.sup.4 is hydrogen, C.sub.1 -C.sub.4 -alkyl, C.sub.1 -C.sub.4 -alkoxycarbonyl, cyano or substituted or unsubstituted phenyl, andR.sup.3 is an aniline, thiazole, indole, styrol or isoindole radical, with the proviso that if R.sup.1 is cyano, X is CH and R.sup.3 is 4-dimethylaminophenyl or styryl, then R.sup.2 is not methyl or phenyl and that if R.sup.1 is cyano, X is CH and R.sup.3 is phenyl or 4-methoxyphenyl, then R.sup.2 is not phenyl.
摘要:
Azomethine pigments of the formula ##STR1## or of the tautomeric formula ##STR2## in which D denotes the radical of an aromatic or heteroaromatic amine which is free from sulphonic acid groups,R.sub.1 denotes hydrogen or C.sub.1 -C.sub.4 -alkyl, in particular methyl, or both the R.sub.1, at the same time, denote CO,R.sub.2 denotes a substituent,m denotes an integer, preferably 1 or 2, andn denotes 0, 1, 2, 3 or 4,a processes for their preparation.
摘要:
Dyes of the general formula I ##STR1## where A.sup..crclbar. is an anion, B is methyl, ethyl, benzyl or .beta.-hydroxyethyl, n is 1 or 2, R is alkyl of 1 to 4 carbon atoms, X is hydrogen, methoxy, ethoxy or chlorine and Z is ##STR2## The dyes of the formula I give very fast dyeings on anionically modified fibers.
摘要:
METHINE DYESTUFFS, PROCESSES FOR THEIR MANUFACTURE AND THEIR USE FOR DYEING AND PRINTING OF POLYACRYLNITRILE, COPOLYMERS OF ACRYLNITRILE WITH OTHER VINYL COMPOUNDS, ACID MODIFIED AROMATIC POLYESTERS, ACID MODIFIED POLYAMIDES, LEATHER, TANNNED COTTON, CELLULOSE, POLYURETHANES AND FOR THE PRODUCTION OF WRITING LIQUIDS AND STAMPING INKS.
摘要:
NOVEL METHINE DYES ARE PROVIDED IN WHICH ONE TERMINAL CARBON ATOM OF THE METHINE CHAIN OF THE DYE HAS TWO GROUPS ATTACHED THERETO, SAID GROUPS BEING SELECTED FROM A DIALKYLAMINO GROUP, A DIARYLAMINO GROUP, AN ALKYLARYLAMINO GROUP, A MORPHOLINO GROUP, A THIOMORPHOLINO GROUP AND A PIPERIDINO GROUP; AND, THE OTHER TERMINAL ATOM OF THE METHINE CHAIN OF SAID DYE IS ATTACHED TO A HETEROCYCLIC NUCLEUS OF THE TYPE USED IN METHINE DYES. THE PREPARATION OF SUCH DYES, AND PHOTOGRAPHIC EMULSIONS CONTAINING THEM, ARE ALSO PROVIDED HEREIN.