A novel zone melting method to purify industrial phosphorus is introduced. Since there is no chemical solvent for phosphorus, chemical extraction purification does not work for arsenic purification. Zone melting is a method for removing impurities from solid materials. This method with a special set.....
[更多]
Conventional titanium dioxide (TiO2) coating is prone to scratches and is easy to delaminate through long time application, resulting in frequent needs for replacements. This is due to the fact that the TiO2 coating is often consisted of large aggregated particles with poor adhesion.The present inve.....
[更多]
The Invention Provides N,N'-Disubstituted Monothiourea Or Bis-Thiourea-Pd(0) Complexes That Are Useful As Catalysts For Palladium-Catalyzed Heck Reaction Of Aryl Iodides And Bromides With Olefins, And As Catalysts For Palladium Catalyzed Suzuki Reactions Of Organoboric Compounds And Aryl Halides.
[更多]
The present invention relates to a pharmaceutical composition useful for the treatment of diseases associated with viruses of the order Nidovirales of the family Coronaviradae, such as Severe Acute Respiratory Syndrome (SARS) viruses in humans and other animals. In particular, this invention relates.....
[更多]
In heavy metal producing industries such as electroplating, metal-finishing, steels, chemical manufacturing, leather tanning, the handling of effluent has always been the main concern. Improper treatment to the wastewater before it is drained out into rivers or oceans will cause a great pollution an.....
[更多]
| |< <- | [7] [8] [9] [10] [11] [12] [13] [14] [15] [16] [17] | -> >| |
