| Predicate |
Object |
| assignee |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_9a328eed237be3083fc01e02c312e571 |
| classificationCPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/D06P3-58
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C09B61-00
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C09B49-00
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/D06P1-34
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/D06P1-30 |
| classificationIPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C09B61-00
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C09B49-00
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/D06P1-30
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/D06P3-58 |
| filingDate |
2012-05-23-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| grantDate |
2019-11-19-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| inventor |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_c35aefa04c211b5f2a6003794509e28b
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_44d6611ef1aea305f34235d95d698256
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_665b3425becf4aabf076c98b83e712fa |
| publicationDate |
2019-11-19-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber |
ES-2731924-T3 |
| titleOfInvention |
New sustainable range of dyes for textile and paper fabric staining |
| abstract |
A process for the manufacture of colorants comprising the steps of (i) Providing a vegetable biomass; (ii) Pretreating said plant biomass with an aqueous alkaline medium and / or with an amino or polyamino compound, at elevated temperatures; (iii) Mixing the pretreated plant biomass with a sulfurizing agent selected from the group consisting of sulfur, sulfide, polysulfide, and a combination thereof; (iv) Heating said mixture at a temperature between 120 and 350 ° C for at least 2 hours; (v) Dissolve the mixture obtained in step (iv) in aqueous medium and optionally remove the undissolved solid particles. |
| priorityDate |
2011-05-27-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type |
http://data.epo.org/linked-data/def/patent/Publication |