{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9772554","patent":{"patent_number":"US-9772554","title":"Copolymer formulation for directed self-assembly, methods of manufacture thereof and articles comprising the same","assignee":null,"inventors":[],"filing_date":"2016-02-25T00:00:00.000Z","publication_date":"2017-09-26T00:00:00.000Z","cpc_codes":["B82Y","B82Y","H01L","H01L","H01L","H01L"],"num_claims":7,"abstract":"Disclosed herein is a pattern forming method comprising providing a substrate devoid of a layer of a brush polymer; disposing upon the substrate a composition comprising a block copolymer comprising a first polymer and a second polymer; where the first polymer and the second polymer of the block copolymer are different from each other; and an additive polymer where the additive polymer comprises a bottlebrush polymer; where the bottlebrush polymer comprises a polymeric chain backbone and a grafted polymer that are bonded to each other; and where the bottlebrush polymer comprises a polymer that is chemically and structurally the same as one of the polymers in the block copolymer or where the bottlebrush polymer comprises a polymer that has a preferential interaction with one of the blocks of the block copolymers; and a solvent; and annealing the composition to facilitate domain separation between the first polymer and the second polymer."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Copolymer formulation for directed self-assembly, methods of manufacture thereof and articles comprising the same","description":"Disclosed herein is a pattern forming method comprising providing a substrate devoid of a layer of a brush polymer; disposing upon the substrate a composition comprising a block copolymer comprising a","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9772554","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-9772554","citation_suggestion":"Patentable. \"Copolymer formulation for directed self-assembly, methods of manufacture thereof and articles comprising the same\" (US-9772554). https://patentable.app/patents/US-9772554","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9772554","json":"https://patentable.app/api/llm-context/US-9772554","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T04:30:57.163Z"}