{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9646863","patent":{"patent_number":"US-9646863","title":"Multilayer styrenic resin sheet","assignee":null,"inventors":[],"filing_date":"2012-01-16T00:00:00.000Z","publication_date":"2017-05-09T00:00:00.000Z","cpc_codes":["H01L","H01L"],"num_claims":8,"abstract":"Disclosed are a multilayer styrenic resin sheet including 10 to 50 laminated layers which are each made of a styrenic resin composition that includes 29 to 65 mass % of a styrene/conjugated diene copolymer (A), 51 to 15 mass % of a polystyrene resin (B) and 20 to 9 mass % of an impact-resistant polystyrene resin (C) and which each have an average thickness of 2 to 50 μm; and a packaging material (such as carrier tape or tray) for electronic components which is formed from the multilayer styrenic resin sheet. The melt tension of the styrenic resin composition at 220° C. is preferably 10 to 30 mN, and the content of the conjugated diene is preferably 10 to 25 mass % relative to 100 mass % of the copolymer (A)."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Multilayer styrenic resin sheet","description":"Disclosed are a multilayer styrenic resin sheet including 10 to 50 laminated layers which are each made of a styrenic resin composition that includes 29 to 65 mass % of a styrene/conjugated diene copo","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9646863","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-9646863","citation_suggestion":"Patentable. \"Multilayer styrenic resin sheet\" (US-9646863). https://patentable.app/patents/US-9646863","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9646863","json":"https://patentable.app/api/llm-context/US-9646863","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T13:17:02.158Z"}