{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9685343","patent":{"patent_number":"US-9685343","title":"Method for producing polished object and polishing composition kit","assignee":null,"inventors":[],"filing_date":"2014-06-12T00:00:00.000Z","publication_date":"2017-06-20T00:00:00.000Z","cpc_codes":["H01L","H01L"],"num_claims":10,"abstract":"[Problem] To provide a method for producing a polished object, which can remarkably reduce a haze level on a surface of the object to be polished while defects are significantly reduced.[Solution] A method for producing a polished object, which includes a double-side polishing step in which an object to be polished is subjected to double-side polishing using a double-side polishing composition including first abrasive grains having an average primary particle diameter of 40 nm or more and a nitrogen-containing water-soluble polymer to obtain a double-side polished object; and a single-side polishing step in which the double-side polished object is subjected to single-side polishing using a single-side polishing composition including second abrasive grains having an average primary particle diameter of 40 nm or less and a water-soluble polymer, and in which a ratio of an average primary particle diameter (A) of the first abrasive grains with respect to an average primary particle diameter (B) of the second abrasive grains (A)/(B) is more than 1 and 2.5 or less."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Method for producing polished object and polishing composition kit","description":"[Problem] To provide a method for producing a polished object, which can remarkably reduce a haze level on a surface of the object to be polished while defects are significantly reduced.[Solution] A m","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9685343","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-9685343","citation_suggestion":"Patentable. \"Method for producing polished object and polishing composition kit\" (US-9685343). https://patentable.app/patents/US-9685343","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9685343","json":"https://patentable.app/api/llm-context/US-9685343","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T03:53:59.731Z"}