{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-11236195","patent":{"patent_number":"US-11236195","title":"Corrosion-indicating materials and methods of making and using the same","assignee":null,"inventors":[],"filing_date":"2020-02-24T00:00:00.000Z","publication_date":"2022-02-01T00:00:00.000Z","cpc_codes":["G01N","G01N"],"num_claims":10,"abstract":"A corrosion-indicating material and methods of producing and using the corrosion-indicating material are provided. The corrosion-indicating material comprises a cured product of reacting a bisphenol A diglycidyl ether epoxy (DGEBA) resin with a curing agent, the curing agent comprising a 1,10-phenanthroline derivative having formula (I): where: R1 and R2 are independently selected from —NH2; —NH(CH2)aNH2, where a is 1, 2, or 3; —OC(═O)(CH2)bNH2, where b is 1, 2, or 3; and —H; R3 and R4 are either: non-joined monovalent radicals each independently chosen from —H, —NH2, and (C1-C20)heterohydrocarbyls comprising at least one primary amine or at least one secondary amine; or joined as a single divalent radical, the single divalent radical being a (C1-C40)heterohydrocarbyl comprising at least one primary amine or at least one secondary amine; and at least one of R1, R2, R3, and R4 is not —H. "},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Corrosion-indicating materials and methods of making and using the same","description":"A corrosion-indicating material and methods of producing and using the corrosion-indicating material are provided. The corrosion-indicating material comprises a cured product of reacting a bisphenol A","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-11236195","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-11236195","citation_suggestion":"Patentable. \"Corrosion-indicating materials and methods of making and using the same\" (US-11236195). https://patentable.app/patents/US-11236195","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-11236195","json":"https://patentable.app/api/llm-context/US-11236195","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T15:25:50.227Z"}