{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-8524116","patent":{"patent_number":"US-8524116","title":"Optical compensatory film, process for producing the same, and polarizing plate and liquid crystal display employing the same","assignee":null,"inventors":[],"filing_date":"2005-06-24T00:00:00.000Z","publication_date":"2013-09-03T00:00:00.000Z","cpc_codes":["G02F"],"num_claims":10,"abstract":"A novel optical compensatory sheet comprising an optically anisotropic layer comprising at least one liquid crystal compound, at least one cellulose ester, and at least one polymer A comprising at least one repeating unit derived from a monomer having a fluoro-aliphatic group, and at least one repeating unit having a group selected from the group consisting of carboxyl group (—COOH) or a salt thereof, a sulfo group (—SO3H) or a salt thereof and a phosphonoxy group {—OP(═O) (OH)2} or a salt thereof, is disclosed. A novel optical compensatory sheet comprising an optically anisotropic layer comprising at lest one liquid crystal compound at least one polymer C, having a weight average molecular weight of not less than 5000 and less than 20000, represented by a formula (1b), and at least one polymer D, having a weight average molecular weight of not less than 20000, represented by a formula (1b), is also disclosed. In the formula, “A” represents a repeating unit having a group capable of hydrogen bonding, “B” represents a repeating unit having a polymerizable group, and “C” represents a repeating unit derived from an ethylene-type unsaturated monomer.-(A)ai-(B)bj-(C)ck-  Formula (1b)"},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Optical compensatory film, process for producing the same, and polarizing plate and liquid crystal display employing the same","description":"A novel optical compensatory sheet comprising an optically anisotropic layer comprising at least one liquid crystal compound, at least one cellulose ester, and at least one polymer A comprising at lea","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-8524116","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-8524116","citation_suggestion":"Patentable. \"Optical compensatory film, process for producing the same, and polarizing plate and liquid crystal display employing the same\" (US-8524116). https://patentable.app/patents/US-8524116","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-8524116","json":"https://patentable.app/api/llm-context/US-8524116","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T16:55:26.581Z"}