This technology is a dynamic output compensator that can significantly improve the dynamic response of voltage regulators. The key advantage of the compensation method is that it is not necessary to redesign the power conversion stage and controller existing in voltage regulators. It only requires .....
[更多]
Methods For Effecting Epoxidation Of Olefinic Compounds Using Cyclic Ketone Catalysts Is Provided. In Particular, Catalytic Asymmetric Epoxidation Of Unfunctionalized Olefins, E.G., Trans-Olefins And Trisubstituted Olefins Using Novel Cyclic Ketones Possessing C2 Symmetric Chiral Elements Is Provide.....
[更多]
The Combination Of Employing Electrophoretic Technology With High Covering Power And The Capability Of Using Polymer Nano-Emulsion Particles To Produce A Coherent Layer Of Anti-Corrosive Polymer Coating Leads To The Formation Of Coating Layers With Desirable Properties Such As Being An Extremely Thi.....
[更多]
A general, efficient, and environmentally friendly method is provided for producing mostly beta-epoxides of DELTA5-unsaturated steroids using certain ketones as the catalyst along with an oxidizing agent, or by using certain dioxiranes. In another aspect of the invention, a method is provided for pr.....
[更多]
| |< <- | [309] [310] [311] [312] [313] [314] [315] [316] [317] [318] [319] | -> >| |
