{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-11501997","patent":{"patent_number":"US-11501997","title":"Process for transferring a layer","assignee":null,"inventors":[],"filing_date":"2019-03-27T00:00:00.000Z","publication_date":"2022-11-15T00:00:00.000Z","cpc_codes":["H01L","H01L"],"num_claims":13,"abstract":"A layer transfer process comprises depositing a first, temporary bonding layer of SOG comprising methylsiloxane by spin coating on a surface comprising substantially no silicon of an initial substrate, and applying a first heat treatment for densifying the first, temporary bonding layer. An intermediate substrate is joined to the initial substrate, and then thinned A second bonding layer of SOG comprising silicate or methylsilsesquioxane is deposited by spin coating on a surface of the thinned initial substrate and/or a final substrate, and a second heat treatment is applied for densifying the second bonding layer. The thinned initial substrate and the final substrate and then joined, and the intermediate substrate is detached thereafter. The process may be carried out at temperatures below 300° C. to avoid damaging components that may be present in the substrates."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Process for transferring a layer","description":"A layer transfer process comprises depositing a first, temporary bonding layer of SOG comprising methylsiloxane by spin coating on a surface comprising substantially no silicon of an initial substrate","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-11501997","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-11501997","citation_suggestion":"Patentable. \"Process for transferring a layer\" (US-11501997). https://patentable.app/patents/US-11501997","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-11501997","json":"https://patentable.app/api/llm-context/US-11501997","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T20:58:43.430Z"}