{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-8481656","patent":{"patent_number":"US-8481656","title":"Silicone resin composition and optical semiconductor device using the composition","assignee":null,"inventors":[],"filing_date":"2012-04-06T00:00:00.000Z","publication_date":"2013-07-09T00:00:00.000Z","cpc_codes":["H01L","H01L"],"num_claims":8,"abstract":"A silicone resin composition that exhibits low gas permeability and is suitable for encapsulating optical semiconductors. The composition includes: (A) an organopolysiloxane having a specific structure containing two or more alkenyl groups, (B) an organohydrogenpolysiloxane composed of two organohydrogenpolysiloxanes having specific structures, in which the mass ratio between the two organohydrogenpolysiloxanes is within a range from 10:90 to 90:10, in an amount that provides 0.4 to 4.0 mols of silicon atom-bonded hydrogen atoms within the component (B) per 1 mol of alkenyl groups within the component (A), and (C) an addition reaction catalyst."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Silicone resin composition and optical semiconductor device using the composition","description":"A silicone resin composition that exhibits low gas permeability and is suitable for encapsulating optical semiconductors. The composition includes: (A) an organopolysiloxane having a specific structur","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-8481656","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-8481656","citation_suggestion":"Patentable. \"Silicone resin composition and optical semiconductor device using the composition\" (US-8481656). https://patentable.app/patents/US-8481656","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-8481656","json":"https://patentable.app/api/llm-context/US-8481656","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T18:50:48.891Z"}