{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-11479641","patent":{"patent_number":"US-11479641","title":"Fluorine-containing ether compound, lubricant for magnetic recording medium, and magnetic recording medium","assignee":null,"inventors":[],"filing_date":"2018-08-07T00:00:00.000Z","publication_date":"2022-10-25T00:00:00.000Z","cpc_codes":["G11B","G11B"],"num_claims":10,"abstract":"A fluorine-containing ether compound characterized by being represented by the following formula (1): R1—R2—CH2—R3—CH2—R4—R5  (1)In the formula (1), R3 is a perfluoropolyether chain. R2 and R4 are divalent linkage groups having a polar group and may be the same or different. R1 and R5 are bonded to an atom other than a carbon atom of R2 or R4. R1 and R5 are terminal groups composed of an organic group having 1 to 8 carbon atoms and may be the same or different. At least one of R1 and R5 is a chain organic group having 1 to 8 carbon atoms wherein one or more hydrogen atoms of the chain organic group is substituted with a group having an amide bond."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Fluorine-containing ether compound, lubricant for magnetic recording medium, and magnetic recording medium","description":"A fluorine-containing ether compound characterized by being represented by the following formula (1): R1—R2—CH2—R3—CH2—R4—R5  (1)In the formula (1), R3 is a perfluoropolyether chain. R2 and R4 are div","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-11479641","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-11479641","citation_suggestion":"Patentable. \"Fluorine-containing ether compound, lubricant for magnetic recording medium, and magnetic recording medium\" (US-11479641). https://patentable.app/patents/US-11479641","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-11479641","json":"https://patentable.app/api/llm-context/US-11479641","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-31T06:30:43.737Z"}