{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9768050","patent":{"patent_number":"US-9768050","title":"Film for semiconductor back surface and its use","assignee":null,"inventors":[],"filing_date":"2016-05-31T00:00:00.000Z","publication_date":"2017-09-19T00:00:00.000Z","cpc_codes":["H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L"],"num_claims":4,"abstract":"It is an object of the present invention to provide a film for semiconductor back surface having reworkability, and an application of the film. A film for semiconductor back surface has: an adhering strength at 70° C. of 7 N/10 mm or less to a wafer before the film is thermally cured; and a rupture elongation at 25° C. of 700% or less. The film for semiconductor back surface preferably has a degree of swelling due to ethanol of 1% by weight or more. The film for semiconductor back surface preferably contains an acrylic resin."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Film for semiconductor back surface and its use","description":"It is an object of the present invention to provide a film for semiconductor back surface having reworkability, and an application of the film. A film for semiconductor back surface has: an adhering s","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9768050","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-9768050","citation_suggestion":"Patentable. \"Film for semiconductor back surface and its use\" (US-9768050). https://patentable.app/patents/US-9768050","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9768050","json":"https://patentable.app/api/llm-context/US-9768050","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T06:26:15.268Z"}