摘要:
PROBLEM TO BE SOLVED: To provide a resist composition comprising a copolymer that can easily display a structure showing a periodicity of less than 60 nm, which is desired for bottom-up lithography using a periodical pattern formed of a block copolymer.SOLUTION: A composition comprising a graft block copolymer, a photo-acid generator and a crosslinking agent is provided, in which the graft block copolymer comprises a first block polymer and a second block polymer; the first block polymer comprises a backbone polymer and a first graft polymer, where the first graft polymer comprises a surface energy reducing moiety; the second graft polymer is covalently bonded to the first block polymer; and the second block polymer comprises a backbone polymer and a second graft polymer, where the second graft polymer comprises a functional group that is operative to crosslink the graft block copolymer.
摘要:
PROBLEM TO BE SOLVED: To provide a lithographic material capable of forming a structure showing a periodicity of less than 60 nm.SOLUTION: A composition comprising a graft block copolymer, a photo-acid generator and a crosslinking agent is provided. The graft block copolymer comprises a copolymer; the copolymer comprises a backbone polymer and a first graft polymer; the first graft polymer comprises a surface energy reducing moiety; and the first graft polymer is grafted onto the backbone polymer, where the surface energy reducing moiety comprises a fluorine atom, a silicon atom, or a combination of a fluorine atom and a silicon atom.
摘要:
PROBLEM TO BE SOLVED: To provide a self-assembled structure in a graft block copolymer having an average largest width or thickness of less than 60 nm as well as showing a periodicity of less than 60 nm, and a method for manufacturing the structure, and an article comprising the structure.SOLUTION: A copolymer is disclosed, comprising a backbone polymer and a first graft polymer, in which the first graft polymer comprises a surface energy reducing moiety; the first graft polymer is grafted onto the backbone polymer; and the surface energy reducing moiety comprises a fluorine atom, a silicon atom, or a combination of a fluorine atom and a silicon atom. The backbone polymer is polynorbornene; and the first graft polymer is a poly(fluorostyrene), a poly(tetrafluoro-hydroxy styrene), or a combination of these.
摘要:
PROBLEM TO BE SOLVED: To provide feline CD80, feline CD86, feline CD28, feline CTLA-4 nucleic acid and a polypeptide. SOLUTION: There are provided isolated and purified DNA encoding feline CD80 (B7-1) ligand, feline CD86 (B7-2) ligand, feline CD28 receptor or feline CTLA-4 (CD152) receptor, as well as vectors comprising nucleic acid encoding feline CD80, feline CD86, feline CD28 or feline CTLA-4. There are also provided host cells transformed with CD80-encoding vectors, CD86-encoding vectors, CD28-encoding vectors or CTLA-4-encoding vectors; polypeptides encoded by a nucleic acid of feline CD80, feline CD86, feline CD28 or feline CTLA-4; a vaccine comprising an effective amount of polypeptides encoded by the nucleic acid of feline CD80, feline CD86, feline CD28 or feline CTLA-4; vaccines which further comprise immunogens derived from pathogens; vaccines enhancing an immune response; and vaccines suppressing an immune response. COPYRIGHT: (C)2011,JPO&INPIT
摘要:
PROBLEM TO BE SOLVED: To provide feline CD80, feline CD86, feline CD28, and feline CTLA-4 nucleic acid and polypeptides. SOLUTION: There are provide isolated and purified DNA encoding feline CD80 ligand, feline CD86 ligand, feline CD28 receptor or feline CTLA-4 receptor, vectors comprising them, host cells transformed with the vectors, and further the polypeptides encoded by the nucleic acid of feline CD80, feline CD86, feline CD28 or feline CTLA-4. Vaccines containing an effective amount of polypeptide encoded by the nucleic acid of feline CD80, feline CD86, feline CD28 or feline CTLA-4 by using them, vaccines further containing an immunogen derived from a pathogen and vaccines promoting immunoreaction, are provided. Further, vaccines capable of suppressing immunoreaction are provided. COPYRIGHT: (C)2010,JPO&INPIT