{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9703028","patent":{"patent_number":"US-9703028","title":"Wire grid polarizer with phosphonate protective coating","assignee":null,"inventors":[],"filing_date":"2016-03-23T00:00:00.000Z","publication_date":"2017-07-11T00:00:00.000Z","cpc_codes":["H04N"],"num_claims":18,"abstract":"A wire grid polarizer (WGP) can have a phosphonate conformal-coating to protect the WGP from at least one of the following: corrosion, dust, and damage due to tensile forces in a liquid on the WGP. The conformal-coating can include a chemical:where R1 can include a hydrophobic group, Z can be a bond to the ribs, and R5 can be any suitable chemical element or group.A method of applying a phosphonate conformal-coating over a WGP can include exposing the WGP to (R1)iPO(R4)j(R5)k, where: i is 1 or 2, j is 1 or 2, k is 0 or 1, and i+j+k=3; each R1 can independently be a hydrophobic group; R4 can be a phosphonate-reactive-group; each R6 can independently be an alkyl group, an aryl group, or combinations thereof; and each R5, if any, can independently be any suitable chemical element or group."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Wire grid polarizer with phosphonate protective coating","description":"A wire grid polarizer (WGP) can have a phosphonate conformal-coating to protect the WGP from at least one of the following: corrosion, dust, and damage due to tensile forces in a liquid on the WGP. Th","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9703028","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-9703028","citation_suggestion":"Patentable. \"Wire grid polarizer with phosphonate protective coating\" (US-9703028). https://patentable.app/patents/US-9703028","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9703028","json":"https://patentable.app/api/llm-context/US-9703028","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T10:14:19.280Z"}