Nanocellulose is an important nanomaterial that can be modified in a variety of ways to obtain different properties and applications. The following are common nanocellulose modification methods: 1. Chemical modification: Esterification: Improve its lipophilicity and mechanical properties by introducing an ester group on the nanocellulose. Etherification: Introduce ether bonds to improve the solubility and stability of nanocellulose. Oxidation: The hydrophilicity and surfactivity of nanocellulose are increased by oxidation treatment. Nitration: Introducing nitro groups to change the chemical properties and stability of nanocellulose. 2. Physical modification: Mechanical crushing: Using high-energy mechanical force or ultrasonic methods to make the nanocellulose particles smaller and increase their specific surface area. Ion radiation: Use ion beam radiation to change the structure and performance of nanocellulose. Plasma treatment: Use plasma to treat nanocellulose to cause chemical changes in the surface. 3. Biomodification: Enzymatic method: Using enzymes to specialize nanocellulose

Tempo oxidized nanocellulose is a nano-scale cellulose material obtained by oxidizing natural cellulose through Tempo (2,2,6,6-tetramethylpiperidine oxide). This treatment method can convert the hydroxyl group (-OH) in the cellulose molecule into carboxy group (-COOH), thereby changing the chemical properties and structure of the cellulose. The following are the characteristics and applications of Tempo oxidized nanocellulose: 1. Nano-scale structure: After Tempo oxidation treatment, cellulose molecules become nano-scale cellulose particles or nanocellulose, with a larger specific surface area and higher activity. Surface suitable for a variety of applications. 2. Surface functional group modification: The carboxylic functional groups introduced by Tempo oxidation impart better dispersion and soluble nanocellulose, allowing them to have better performance when preparing nanocomposites, coatings or used as carrier materials. 3. Biodegradability: Nanocellulose based

The application of nanocellulose in the automotive manufacturing field is gradually attracting attention and showing many potential advantages and application prospects. Here are some of the main applications of nanocellulose in the automotive manufacturing field: 1. Lightweight materials: Because nanocellulose has high strength, low density and excellent mechanical properties, nanocellulose is added to plastics, resins and composites. Used to manufacture automotive parts, such as body, interior, etc., can reduce vehicle weight and improve fuel efficiency and performance. 2. Reinforcement Materials: Nanocellulose combined with other materials can form nanocomposite materials that are used to enhance the strength, stiffness and durability of automotive parts. These composite materials can be applied to the body frame, hood, doors and seats, etc., to improve the overall structural performance of the car. 3. Flame retardant and high temperature resistance: Nanocellulose has excellent flame retardant and high temperature resistance, and can be used to manufacture automotive internal components such as seat fillers and thermal insulation materials.

Nanocellulose has many important applications as an additive in the plastic field, which can improve the performance of plastics, enhance its functions, and is environmentally friendly. The following are the main application aspects of nanocellulose as plastic additives: 1. Reinforce the mechanical properties of plastics: Nanocellulose can be added to plastics as reinforcement, significantly improving the strength and stiffness of the plastic. Because nanocellulose has a high specific surface area and excellent mechanical properties, it can effectively enhance the tensile strength, bending resistance and impact resistance of the plastic. 2. Improve the thermal stability and weather resistance of plastics: The thermal stability and weather resistance of plastics can be improved by adding nanocellulose, so that they maintain stability and performance in high temperatures or harsh environments. Nanocellulose can effectively resist oxidation and degradation, extending the service life of plastic products. 3. Improve the gas barrier properties of plastics: Nanocellulose can be used as a gas barrier material to add to plastics, reducing the gas of plastics

Nanocellulose can be applied to a variety of cosmetics due to its unique properties, providing a variety of functions and effects. The following are the main applications of nanocellulose in the cosmetics field: 1. Stable emulsions and gels: Nanocellulose, as an emulsifier and stabilizer, can help to prepare oil-water emulsions and gels in cosmetics. Nanocellulose can enhance the stability of cosmetics, prevent the separation and precipitation of ingredients, and make the product more uniform and lasting. 2. Adjust texture and viscosity: Nanocellulose can adjust the texture and viscosity of cosmetics, making it easier to apply and extend, and improve the user experience. In addition, nanocellulose has excellent water absorption and moisturizing properties, which can adjust the fluidity and texture of the product. 3. Increase the moisturizing properties of the product: Nanocellulose has excellent moisturizing properties, which can help cosmetics maintain the moisture balance of the skin, prevent moisture loss, and keep the skin soft and moisturized. 4. Improve antioxidant and antibacterial properties: nano

The application of nanocellulose in the papermaking field is of great significance and can improve the performance and quality of paper, while improving production efficiency and environmental friendliness. The following are the main applications of nanocellulose in the field of papermaking: 1. Strengthen paper strength: Nanocellulose, as an additive to pulp, can significantly enhance the strength and durability of paper. Because nanocellulose has extremely small fiber diameter and high specific surface area, it can effectively fill the fiber structure of the paper, increase the density and bonding force of the paper, and improve the tensile strength and tear strength. 2. Improve the transparency and gloss of paper: Nanocellulose can improve the transparency and gloss of paper, making the paper more visually attractive. The uniform dispersion of nanocellulose in the pulp can reduce the scattering and reflection of light and improve the appearance quality of the paper. 3. Adjust the ink absorption and water resistance of paper: Nanocellulose can adjust the ink absorption and water resistance of paper, making the ink easier to get on paper.

Nanocellulose has a variety of applications in the textile industry, and its unique properties and structure make it an important material for textile processing and functional improvement. The following are the main applications of nanocellulose in the textile industry: 1. Preparation of functional textiles: Combining nanocellulose with textile fibers or fabrics can impart specific functionality to the textile. For example, the addition of nanocellulose can enhance the antibacterial, odor-proof, sun protection or antistatic properties of the textile, thereby improving the comfort and hygiene of the textile. 2. Clothing reinforcement materials: Nanocellulose can be used as a reinforcement to enhance the mechanical properties and durability of clothing. Combining nanocellulose with clothing can improve the strength, wear resistance and tensile resistance of textiles. 3. Degradable textiles: Degradable textiles can be prepared by using the biodegradability of nanocellulose. These textiles can degrade naturally after their service life, reducing pollution and impact on the environment

Nanocellulose has potentially widespread applications in the field of environmental protection, and its biodegradability, biocompatibility and controllable structural properties make it a powerful tool to solve environmental problems. The following are the main applications of nanocellulose in the field of environmental protection: 1. Sewage treatment: Nanocellulose can be used as an adsorbent and filter material for sewage treatment. Its high specific surface area and rich functional groups make it have good adsorption capacity, which can effectively remove heavy metal ions, organic pollutants and pigments in water. Nanocellulose can also be used to construct nanocellulose-based composite membranes for isolating and filtering tiny particles and contaminants in wastewater. 2. Soil Repair: Nanocellulose can be used for soil repair and adsorption and degradation of pollutants. The fibrous structure of nanocellulose can increase the porosity and aerability of the soil, helping to improve soil structure and moisture retention capacity. Meanwhile, nanocellulose can serve as a support or catalyst support

The application of nanocellulose in the energy field is attracting more and more attention, and it has shown potential application prospects in renewable energy, energy storage and energy conversion. The following are the main applications of nanocellulose in the energy field: 1. Biomass energy production: Nanocellulose is extracted from natural biomass (such as lignocellulose) and can be used as a key raw material for the production of biomass energy. Nanocellulose can be converted into biomass fuels by chemical or bioconversion methods, such as bioethanol or biodiesel, for power generation or replacement of conventional fuels. 2. Lithium batteries and supercapacitors: Nanocellulose can be used as electrode material or carrier for lithium batteries and supercapacitors. The high specific surface area and conductivity of nanocellulose make it a good candidate for electrode materials, which can improve the performance and cycle life of batteries and capacitors. 3. Solar cells: nano

Bacterial Cellulose (BC), is a high-purity cellulose secreted by specific bacteria during culture. Bacterial cellulose has unique structure and excellent properties, and is widely used in various fields. The following is a detailed introduction to bacterial cellulose: Preparation method Media preparation: Commonly used media include Hestrin-Schramm (HS) media, synthetic media and various improved media, which contain glucose or other carbon sources. , nitrogen sources, minerals and other nutrients. Inoculation and fermentation: Inoculate cellulose-producing bacteria such as Komagataeibacter xylinus into liquid culture medium and ferment at appropriate temperatures (usually 25-30°C) and conditions (such as standstill or shaken culture). Formation and collection of cellulose: During the fermentation process, cellulose secreted by bacteria is formed on the liquid surface