专利号:US-11155540-B2 优先权日:2017-06-14 标 题 :Sulfurized benzoxazine for use in the synthesis of a polybenzoxazine 发明人:FEDURCO MILAN; RIBEZZO MARCO 权利人:MICHELIN & CIE 摘要:A sulfurized benzoxazine compound, which is usable for the synthesis of a polybenzoxazin, corresponds to formula (A): n nin which: each benzene nucleus of the two oxazine rings bears at least one radical denoted as “Gâ€?; the two oxazine rings are connected together via a central aromatic group, the benzene ring of which bears one, two, three or four groups of formula —S x —R in which “xâ€? is an integer from 1 to 8 and R represents hydrogen or a hydrocarbon-based group including 1 to 10 carbon atoms and optionally a heteroatom chosen from O, S, N and P; and the at least two radicals G, which may be identical or different, are chosen from various groups.
专利号:US-10995076-B2 优先权日:2017-05-24 标 题:Halogenated benzoxazine for use in the synthesis of polybenzoxazine 发明人:FEDURCO MILAN; RIBEZZO MARCO 权利人:MICHELIN & CIE 摘要:A halogenated benzoxazine compound, which can be used in particular as monomer in the synthesis of polybenzoxazine, corresponds to the formula (the symbol Hal representing at least one halogen): n nin which: each benzene nucleus bears at least one halogen; R 1 and R 2 , which are identical or different, represent hydrogen or an alkyl comprising from 1 to 8 carbon atoms; “x 1 â€? and “x 2 â€?, which are identical or different, are integers equal to or greater than 1; “x 3 â€? is an integer equal to or greater than 1; and X is a heteroatom chosen from O and S.
专利号:US-10975044-B2 优先权日:2017-05-24 标题:Halogenated benzoxazine for use in the synthesis of polybenzoxazine 发明人:FEDURCO MILAN; RIBEZZO MARCO 权利人:MICHELIN & CIE 摘要:A halogenated benzoxazine compound, which can be used in particular as monomer in the synthesis of polybenzoxazine, corresponds to the formula: n nin which: each benzene nucleus of the two oxazine rings bears at least one halogen (represented by the symbol Hal), in particular bromine, chlorine or fluorine; and Z 1 and Z 2 , which are identical or different, represent an aliphatic, at least divalent, bonding group comprising at least one carbon atom and optionally at least one heteroatom chosen from O, S, N and P.
专利号:US-2009111737-A1 优先权日:1999-05-24 标题:Novel antibacterial agents 发明人:CHRISTENSEN BURTON G; MORAN EDMUND J; GRIFFIN JOHN H; JUDICE J KEVIN; MU YONGQI; PACE JOHN L; MAMMEN MATHAI; AGGEN JAMES 权利人:CHRISTENSEN BURTON G; MORAN EDMUND J; GRIFFIN JOHN H; JUDICE J KEVIN; MU YONGQI; PACE JOHN L; MAMMEN MATHAI; AGGEN JAMES 摘要:This invention relates to novel multibinding compounds (agents) that are antibacterial agents. The multibinding compounds of the invention comprise from 2-10 ligands covalently connected by a linker or linkers, wherein each of said ligands in their monovalent (i.e., unlinked) state have the ability to bind to a an enzyme involved in cell wall biosynthesis and metabolism, a precursor used in the synthesis of the bacterial cell wall and/or the bacterial cell surface thereby interfere with the synthesis and/or metabolism of the cell wall. In particular the multibinding compounds of the invention comprise from 2-10 ligands covalently connected by a linker or linkers, wherein each of said ligands hasn a ligand domain capable of binding to penicillin binding proteins, a transpeptidase enzyme, a substrate of a transpeptidase enzyme, a beta-lactamase enzyme, pencillinase enzyme, cephalosporinase enzyme, a transglycoslase enzyme, or a transglycosylase enzyme substrate; Preferably, the ligands are selected from the beta lactam or glycopeptide class of antibacterial agents.
专利号:US-2023159678-A1 优先权日:2020-06-19 标题:Methods of polymerization with aromatic thiol initiators 发明人:BOWMAN CHRISTOPHER N; LOVE DILLON 权利人:UNIV COLORADO REGENTS 摘要:Provided herein are methods of using aryl thiols as photoinitiators. The thiol compounds are useful as oxygen insen-sitive photoinitiators for applications such as bulk polymerizations and for specialty polymer synthesis by preparing aromatic thiol functionalized macroinitiators.
专利号:US-8609801-B2 优先权日:2011-09-29 标题:Polymers and copolymers containing 2H-benzimidazol-2-one moieties 发明人:HAY ALLAN S; MIR AABID; HLIL ANTISAR R; MATSUMURA SUMIKO 权利人:UNIV MCGILL; UNIV MCGILL 摘要:Polymers and copolymers containing 1H-benzo[d]imidazol-2(3H)-one units have been synthesized under conditions generally used for the synthesis of poly(aryl ether)s. 1H- n nbenzo[d]imidazol-2(3H)-one behaves like a biphenol in the polymerization reaction.n n The soluble homopolymer has a very high glass transition temperature (348° C.), good thermal stability, and forms flexible transparent films. Because of the low molecular weight (134.14) of the benzoimidazolone monomer in the copolymer formed with 4,4′-biphenol that contains 30 mole % of the benzimidazolone unit, only 8.9 weight % is required to raise the Tg of the poly(arlyl ether)sulfone from 220° C. to 269° C.
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