{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-11971375","patent":{"patent_number":"US-11971375","title":"Method for detecting adsorption performance of microplastics for heavy metals using low-field NMR relaxation method","assignee":null,"inventors":[],"filing_date":"2023-10-19T00:00:00.000Z","publication_date":"2024-04-30T00:00:00.000Z","cpc_codes":["G01N","G01N","G01N","G01N"],"num_claims":6,"abstract":"A method for detecting adsorption performance of microplastics for heavy metals using low-field NMR relaxation method, including: establishing a reference line reflecting a relationship between a target heavy metal ion concentration and a transverse relaxation time; conducting a heavy metal adsorption experiment on microplastics and obtaining samples at different time points; detecting transverse relaxation times of the multiple samples obtained; determining a heavy metal ion concentration of each sample based on the reference line of the target heavy metal ion concentration and the transverse relaxation time; analyzing data and implementing a model fitting process. The method according to the present disclosure does not require cumbersome and complicated sample pre-processing, it can be measured immediately after sampling, it is simple, fast and low-cost, the method has a wide detection limit, the detection is faster, non-destructive testing can be achieved."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Method for detecting adsorption performance of microplastics for heavy metals using low-field NMR relaxation method","description":"A method for detecting adsorption performance of microplastics for heavy metals using low-field NMR relaxation method, including: establishing a reference line reflecting a relationship between a targ","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-11971375","license":"CC-BY-4.0-like","license_terms":"AI-generated analysis on this page (summary, layman_explanation, technical_analysis, business_analysis, faqs) may be reused with attribution and a visible link back to the canonical URL above. Patent abstracts, claims, and bibliographic data are USPTO public domain.","required_link":"https://patentable.app/patents/US-11971375","citation_suggestion":"Patentable. \"Method for detecting adsorption performance of microplastics for heavy metals using low-field NMR relaxation method\" (US-11971375). https://patentable.app/patents/US-11971375","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-11971375","json":"https://patentable.app/api/llm-context/US-11971375","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-31T07:00:21.530Z"}