http://rdf.ncbi.nlm.nih.gov/pubchem/patent/CN-106865615-B
Outgoing Links
| Predicate | Object |
|---|---|
| classificationCPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C01G37-14 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/A61B5-1172 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C09K11-681 |
| classificationIPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/A61B5-1172 |
| filingDate | 2017-02-14-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| grantDate | 2018-05-15-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationDate | 2018-05-15-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber | CN-106865615-B |
| titleOfInvention | A kind of preparation of copper/chromium composite black nanometer powder and its finger mark process for show |
| abstract | The present invention proposes preparation and its finger mark process for show of a kind of copper/chromium composite black nanometer powder.The preparation method comprises the following steps：S1, prepare copper chromium salt solution；S2, prepare citric acid solution；S3, prepare copper chrome lemon hydrochlorate；S4, prepare gel；S5 prepares precursor powder；S6, Muffle furnace calcining.The finger mark process for show of the present invention includes directly brushing aobvious method, and aobvious method and the aobvious method of suspension spray are trembled in dusting.The present invention has following advantageous effects：It is good to the fingerprint displaying effect in oldness impression of the hand and permeability object；Product possesses environmentally protective feature, harmless to operator；Preparation method is simple and practicable, application easy to spread. |
| priorityDate | 2017-02-14-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type | http://data.epo.org/linked-data/def/patent/Publication |
Incoming Links
Total number of triples: 28.