{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-10479910","patent":{"patent_number":"US-10479910","title":"Primer composition, adhering method, and electric/electronic part","assignee":null,"inventors":[],"filing_date":"2016-02-23T00:00:00.000Z","publication_date":"2019-11-19T00:00:00.000Z","cpc_codes":["H01L","H01L","H01L"],"num_claims":12,"abstract":"A primer composition is provided. The primer composition comprises: (A) an organosiloxane block copolymer represented by the average unit formula: (R12SiO2/2)a(R2SiO3/2)b, wherein each R1 and R2 is independently an alkyl group having 1 to 12 carbon atoms, an aryl group having 6 to 20 carbon atoms, or an aralkyl group having 7 to 20 carbon atoms, “a” is a number in the range of 0.40 to 0.90, “b” is a number in the range of 0.10 to 0.60, and “a+b”=1.00, and having 0.5 to 35.0 mol % of silicon atom-bonded hydroxyl groups or silicon atom-bonded alkoxy groups, in which resinous siloxane blocks are connected by linear siloxane blocks; (B) a curing catalyst; and (C) an organic solvent. The primer composition improves the adhesion of silicone-cured products to base materials of optical semiconductor elements, package materials, substrates etc., and can suppress peeling or cracking caused by heat cycles."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Primer composition, adhering method, and electric/electronic part","description":"A primer composition is provided. The primer composition comprises: (A) an organosiloxane block copolymer represented by the average unit formula: (R12SiO2/2)a(R2SiO3/2)b, wherein each R1 and R2 is in","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-10479910","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-10479910","citation_suggestion":"Patentable. \"Primer composition, adhering method, and electric/electronic part\" (US-10479910). https://patentable.app/patents/US-10479910","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-10479910","json":"https://patentable.app/api/llm-context/US-10479910","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-31T01:57:15.264Z"}