http://rdf.ncbi.nlm.nih.gov/pubchem/patent/CN-104372326-B
Outgoing Links
| Predicate | Object |
|---|---|
| classificationCPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C23C22-58 |
| classificationIPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C23C22-58 |
| filingDate | 2013-08-12-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| grantDate | 2017-11-03-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationDate | 2017-11-03-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber | CN-104372326-B |
| titleOfInvention | A kind of preparation method of the colorful silverware in surface |
| abstract | The invention provides a kind of preparation method of the colorful silverware in surface, comprise the following steps：The surface of silverware after degreasing and staining reagent are reacted, the colorful silverware in surface is obtained.Further, the present invention constitutes gold trichloride mixed solution with the tincture of iodine, gold trichloride, nitric acid, hydrochloric acid and ethanol；Gold trichloride mixed solution is mixed with the tincture of iodine again, staining reagent is obtained；Obtained staining reagent is coated in the surface of silverware by the present invention; staining reagent and the silver reaction on silverware surface; generate silver nitrate and silver chlorate; obtained silver nitrate and silver chlorate can be decomposed in the presence of light obtains Argent grain; in the presence of the tincture of iodine and gold trichloride chromogenic reaction can occur for obtained Argent grain; silverware surface is oxidized to form the black layer of one layer of even compact, so as to obtain the silverware of black.Property is stable in atmosphere for the black silverware that the inventive method is obtained, and will not be oxidized discoloration. |
| priorityDate | 2013-08-12-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type | http://data.epo.org/linked-data/def/patent/Publication |
Incoming Links
Total number of triples: 36.