{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-8507044","patent":{"patent_number":"US-8507044","title":"Molding material composed of polyorganosiloxane compound, sealing material, and sealed optical device","assignee":null,"inventors":[],"filing_date":"2008-12-24T00:00:00.000Z","publication_date":"2013-08-13T00:00:00.000Z","cpc_codes":["H01L","H01L"],"num_claims":5,"abstract":"A molding material includes a polyorganosiloxane compound having a ladder structure including a repeating unit shown by the following formula (I) in the molecule as a main component, a sealing material includes the molding material, and a sealed optical device includes an optical device that is sealed with a cured product of the sealing material. The molding material produces a cured product that exhibits excellent transparency and heat resistance for a long time.wherein A represents a single bond or a linking group, R1 represents a hydrogen atom or an alkyl group having 1 to 6 carbon atoms, X0 represents a halogen atom, a haloalkyl group having 1 to 10 carbon atoms, or a cyano group, R2 represents a substituted or unsubstituted phenyl group, an alkyl group having 1 to 20 carbon atoms which may have a substituent (excluding a halogen atom and a cyano group), or an alkenyl group having 2 to 20 carbon atoms, and l, m, and n are arbitrary positive numbers, provided that l and n are not 0 at the same time."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Molding material composed of polyorganosiloxane compound, sealing material, and sealed optical device","description":"A molding material includes a polyorganosiloxane compound having a ladder structure including a repeating unit shown by the following formula (I) in the molecule as a main component, a sealing materia","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-8507044","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-8507044","citation_suggestion":"Patentable. \"Molding material composed of polyorganosiloxane compound, sealing material, and sealed optical device\" (US-8507044). https://patentable.app/patents/US-8507044","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-8507044","json":"https://patentable.app/api/llm-context/US-8507044","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T08:26:59.253Z"}