{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9690022","patent":{"patent_number":"US-9690022","title":"Liquid crystal composition, phase difference plate, image display device, and method for controlling wavelength dispersion in optically anisotropic layer","assignee":null,"inventors":[],"filing_date":"2013-10-30T00:00:00.000Z","publication_date":"2017-06-27T00:00:00.000Z","cpc_codes":["G02F","G02F"],"num_claims":8,"abstract":"Liquid crystal composition containing polymerizable liquid crystal compound with reverse wavelength dispersion and one additive-monomer-A and additive-monomer-B, wherein: liquid crystal compound includes (in molecule), a main chain mesogen and side chain mesogen, optical axis of the main chain mesogen and optical axis of the side chain mesogen in different directions when compound is uniformly oriented, reversing wavelength dispersion property of birefringence; when the additive-monomer is in liquid crystal compound, the additive-monomer-A satisfies Expression(i); the additive-monomer-B satisfies Expression(ii) within wavelength range λ=380 nm-780 nm: ne>nea and no<noa Expression(i), ne<neb and no>nob Expression(ii) (ne is a refractive index of liquid crystal compound in slow-axis-direction, no is a refractive index of liquid crystal compound in fast-axis-direction, nea and noa are refractive indices of the additive-monomer-A in ne and no direction when dispersed in liquid crystal compound, neb and neo are refractive indices of additive-monomer-B in ne and no direction when dispersed in liquid crystal compound)."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Liquid crystal composition, phase difference plate, image display device, and method for controlling wavelength dispersion in optically anisotropic layer","description":"Liquid crystal composition containing polymerizable liquid crystal compound with reverse wavelength dispersion and one additive-monomer-A and additive-monomer-B, wherein: liquid crystal compound inclu","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9690022","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-9690022","citation_suggestion":"Patentable. \"Liquid crystal composition, phase difference plate, image display device, and method for controlling wavelength dispersion in optically anisotropic layer\" (US-9690022). https://patentable.app/patents/US-9690022","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9690022","json":"https://patentable.app/api/llm-context/US-9690022","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T09:54:33.516Z"}