11 results about "Carbon based nanomaterials" patented technology

This invention provides biomass carbon / metal oxide nanoparticles and their preparation method, as well as carbon-based nanomaterial emulsifiers and their applications. The preparation method of the biomass carbon / metal oxide nanoparticles includes: sequentially drying, carbonizing, and pulverizing biomass loaded with metal oxide precursors. The biomass carbon / metal oxide nanoparticles of this invention have strong emulsifying properties, low raw material costs, require no surface modification, have a simple preparation process, are highly practical, and are easy to promote and use. The carbon-based nanomaterial emulsifier containing biomass carbon / metal oxide nanoparticles can enhance the emulsifying ability of nanocomposite oil displacement systems, achieve efficient oil washing and emulsification diffusion, and solve the problem of poor emulsification and oil displacement effect in composite oil displacement systems under alkali-free conditions. This is of great significance for the efficient development of medium- and low-permeability reservoirs.

Described herein are carbon-based nanomaterial compositions that may be formed from a gas mixture and a silicon dioxide powder. The gas mixture may include a carbon-based gas, an oxygen gas, and a hydrogen gas and the resultant carbon-based nanomaterial compositions include silicon dioxide doped nanospheres.

The application discloses a Enteromorpha-based high-dispersed iron atom modified carbon-based nanomaterial and a preparation method and application thereof, and belongs to the field of biological comprehensive utilization and marine environmental pollution treatment. The Enteromorpha biomass is high-temperature calcined in an inert atmosphere at >700 DEG C, the obtained material is mixed with graphite-type carbon nitride, the mixed material is uniformly mixed, and the Enteromorpha-based high-dispersed iron atom modified carbon-based nanomaterial is obtained by heat treatment at 300-500 DEG C for 1-3 hours. The preparation method is simple and efficient, saves time and effort, is environment-friendly and energy-saving, solves the problems of low utilization rate of Enteromorpha and environmental pollution, greatly expands the application range of the graphite-type carbon nitride material g-C3N4, improves the degradation efficiency of herbicides, and for atrazine, the degradation efficiency can reach nearly 80% in 10 minutes, and the degradation rate is 0.13112 min ‑1 , which is 4.39 times of the degradation rate of g-C3N4.

The application discloses a kind of functional conductive hydrogel and its preparation method and application, belong to the technical field of hydrogel.The preparation method includes: carbon-based nanomaterial is added to PEDOT:PSS solution ice bath ultrasonic, obtain the mixed solution of carbon-based nanomaterial and PEDOT:PSS;Carbon-based nanomaterial and PEDOT:PSS mixed solution is freeze-dried treatment, obtain double conductive filler fiber;F127DA powder is added to photo-initiator solution and is ice bath stirring, obtain F127DA solution;Double conductive filler fiber is dispersed in F127DA solution by ice bath stirring, obtain the uniformly dispersed conductive gel precursor ink;Conductive gel precursor ink is reacted under light curing condition, and the functional conductive hydrogel obtained.The functional conductive hydrogel can be quickly cured and formed on demand by ultraviolet light induction, shows good biocompatibility, not only can be used as "skin electronic tattoo" towards multi-modal application scenarios such as strain and humidity sensing, but also can effectively stimulate in-vivo sciatic nerve under low voltage.

The present disclosure relates to a carbon-based nanomaterial composition that may be formed from a gas mixture and a nitrogen powder. The gas mixture may include a carbon based gas, an oxygen gas, and a hydrogen gas. The carbon-based nanomaterial composition may include nitrogen doped nanospheres.

The application provides a Ce / EDA-Suc-Glu composite material and a preparation method and application thereof, the composite material comprises an EDA-Suc-Glu base and Ce loaded on the EDA-Suc-Glu base, the EDA-Suc-Glu base is a nitrogen-containing carbon-based nanomaterial prepared from ethylenediamine, sucrose and L-glutamic acid, and the loaded Ce is derived from cerium nitrate. Through the synergistic effect of EDA-Suc-Glu and Ce, the EDA-Suc-Glu provides rich adsorption functional groups, the Ce forms active sites, the specific surface area and the selective adsorption capacity of the base are improved, and efficient adsorption of Cr 3+ is realized.

A carbon-based nanomaterial resin composite comprising epoxy resin doped with carbon-based nanomaterial fillers and the method of making is disclosed. The composite includes doping epoxy resin with surface-modified carbon-based nanomaterials including graphene and carbon nanotubes that improve the mechanical properties such as strength and Young's modulus of the doped resin. Surface modification includes oxidizing the surface of the carbon-based nanomaterials, coating the surface with polymers, and distributing magnetic nanoparticles on the surface of the carbon-based nanomaterials. In another aspect, an external magnetic field may be applied to prevent agglomeration of and directionally align the carbon-based nanomaterials within the resin matrix promoting covalent and non-covalent interactions thereby mechanically and thermally stabilizing the resin composite.

The present disclosure relates to a silicon composition that may be formed from a gas mixture and a silicon precursor component. The gas mixture may include a carbon based gas, an oxygen gas, and a hydrogen gas. The silicon composition may include a pure silicon component and a carbon-based nanomaterial composition component. The carbon-based nanomaterial composition component may include silicon doped nanospheres.

The present disclosure relates to a silicon composition that may be formed from a gas mixture and a silicon dioxide precursor component. The gas mixture may include a carbon based gas, an oxygen gas, and a hydrogen gas. The silicon composition may include a pure silicon component and a carbon-based nanomaterial composition component. The carbon-based nanomaterial composition component may include silicon dioxide doped nanospheres.

The present disclosure relates to a silicon composition that may be formed from a gas mixture and a silicon dioxide precursor component. The gas mixture may include a carbon based gas, an oxygen gas, and a hydrogen gas. The silicon composition may include a pure silicon component and a carbon-based nanomaterial composition component. The carbon-based nanomaterial composition component may include silicon dioxide doped nanospheres.