Solid phase synthesis method of silver and chitosan and/or chitosan derivative nanometer compound
A technology of chitosan derivatives and nanocomposites, which is applied in the field of solid-phase synthesis of silver, chitosan and/or its derivative nanocomposites, can solve problems such as preparation methods and applications that have not been reported, and achieves Uniform particle size effect
- Summary
- Abstract
- Description
- Claims
- Application Information
AI Technical Summary
Problems solved by technology
Method used
Image
Examples
Example Embodiment
[0053] Example 1
[0054] A silver and chitosan nanocomposite, the preparation method steps are as follows:
[0055] (1) Grind 10g of chitosan into fine powder;
[0056] (2) Grind 0.005g silver nitrate into fine powder;
[0057] (3) Mix fine chitosan powder with fine silver nitrate powder and grind thoroughly for 1 hour;
[0058] (4) Add 0.005 g of ascorbic acid and continue to fully grind for 2 hours to obtain a silver and chitosan nanocomposite with a silver particle size of 1-100 nm (sample 1).
Example Embodiment
[0059] Example 2
[0060] A silver and chitosan derivative nanocomposite, the preparation method steps are as follows:
[0061] (1) Grind 10g of carboxymethyl chitosan into fine powder;
[0062] (2) Grind 0.005g silver nitrate into fine powder;
[0063] (3) Mix fine carboxymethyl chitosan powder with fine silver nitrate powder and grind thoroughly for 2 hours;
[0064] (4) Add 0.005 g of glucose and continue to grind thoroughly for 2.5 hours to obtain a nanocomposite of silver and chitosan derivatives with a silver particle size of 1-100 nm (sample 2).
Example Embodiment
[0065] Example 3
[0066] A nanocomposite of silver, chitosan and chitosan derivatives, the preparation method is as follows:
[0067] (1) Grind 7g chitosan and 3g hydroxypropyl chitosan into fine powder;
[0068] (2) Grind 0.005g silver nitrate into fine powder;
[0069] (3) Mix chitosan and hydroxypropyl chitosan fine powder with silver nitrate fine powder, and grind thoroughly for 2 hours;
[0070] (4) Add 0.005 g of N-acetylglucosamine and continue to fully grind for 6 hours to obtain a nanocomposite of silver, chitosan and chitosan derivative with a silver particle size of 1-100 nm.
PUM
Property | Measurement | Unit |
---|---|---|
Particle size | aaaaa | aaaaa |
Concentration | aaaaa | aaaaa |
Abstract
Description
Claims
Application Information
- R&D Engineer
- R&D Manager
- IP Professional
- Industry Leading Data Capabilities
- Powerful AI technology
- Patent DNA Extraction
Browse by: Latest US Patents, China's latest patents, Technical Efficacy Thesaurus, Application Domain, Technology Topic.
© 2023 PatSnap. All rights reserved.Legal|Privacy policy|Modern Slavery Act Transparency Statement|Sitemap