{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-10525418","patent":{"patent_number":"US-10525418","title":"Purification method for purifying liquid, purification method for purifying silicon compound-containing liquid, method for producing silylating agent liquid, film forming material or diffusing agent composition, filter medium and filter device","assignee":null,"inventors":[],"filing_date":"2016-10-28T00:00:00.000Z","publication_date":"2020-01-07T00:00:00.000Z","cpc_codes":["H01L","H01L"],"num_claims":18,"abstract":"To provide: a purification method which uses a polyimide and/or polyamide imide porous membrane that exhibits excellent removal performance for impurities such as metals, and wherein a liquid that is a silylating agent liquid, a film forming material or a diffusing agent composition is an object to be purified; a purification method for purifying a silicon compound-containing liquid that contains a silicon compound which is capable of producing a silanol group by hydrolysis; a method for producing a silylating agent liquid, a film forming material or a diffusing agent composition, which uses the purification method; a filter medium which is composed of the above-described porous membrane; and a filter device which comprises the above-described porous membrane. A purification method for purifying a liquid, which comprises a step in which some or all of the liquid is caused to permeate through a polyimide and/or polyamide imide porous membrane having communicating pores from one side to the other side by means of differential pressure, and wherein the liquid is a silylating agent liquid, a film forming material or a diffusing agent composition that is used for diffusing a dopant into a semiconductor substrate."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Purification method for purifying liquid, purification method for purifying silicon compound-containing liquid, method for producing silylating agent liquid, film forming material or diffusing agent composition, filter medium and filter device","description":"To provide: a purification method which uses a polyimide and/or polyamide imide porous membrane that exhibits excellent removal performance for impurities such as metals, and wherein a liquid that is ","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-10525418","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-10525418","citation_suggestion":"Patentable. \"Purification method for purifying liquid, purification method for purifying silicon compound-containing liquid, method for producing silylating agent liquid, film forming material or diffusing agent composition, filter medium and filter device\" (US-10525418). https://patentable.app/patents/US-10525418","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-10525418","json":"https://patentable.app/api/llm-context/US-10525418","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T13:23:31.450Z"}