http://rdf.ncbi.nlm.nih.gov/pubchem/patent/GB-547892-A
Outgoing Links
| Predicate | Object |
|---|---|
| assignee | http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_a50d434d1e25aa0f012a0d9c9b3f9e00 http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_4d5b17ba3ee11bf5045214908c500398 http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_e7e7aa351d862617af6b31970d62d78b |
| classificationCPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/D06P3-68 |
| classificationIPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/D06P3-68 |
| filingDate | 1941-03-14-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationDate | 1942-09-16-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber | GB-547892-A |
| titleOfInvention | Improvements in and relating to the manufacture of colouring matters |
| abstract | 547,892. Dyes. MANCHESTER OXIDE CO., Ltd., CLAYTON, J. H., and BANN, B. March 14, 1941, No. 3467. [Classes 2 (iii).and 15 (ii)] Monoazo dyes are obtained in substance or on the fibre by coupling a diazotized 4-amino-N- substituted phenylsulphonamide of the general formula shown in Fig. 1, wherein X represents alkyl, aryl, alkoxy or aryloxy, Y represents H and R 1 and R 2 represent the same or different alkyl or aryl groups, with an arylamide of a polynuclear o-hydroxycarboxylic acid. The sulphonamides are obtainable as described in Specification 546,301. Examples relate to the production on cotton yarn of the dyestuffs, (1) 3-methoxy-4-aminophenylsulphon-dibutylamide # Naphthol AS/TR (the 4<SP>1</SP>-chloro-2<SP>1</SP>- methyl-anilide of 2:3-hydroxynaphthoic acid), (2) 3-methyl - 4 - aminophenylsulphon - ethyl - anilide # Naphthol AS/OL (the 2<SP>1</SP>-anisidide of 2:3-hydroxynaphthoic acid). Specifications 6379/12, [Class 2 (iii)], 17279/13, [Class 15 (ii)], 511,432 and 519,514 also are referred to. |
| priorityDate | 1941-03-14-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type | http://data.epo.org/linked-data/def/patent/Publication |
Incoming Links
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