Contains The Structure (x=c*)-p(=x) (x) (x-c) Or (cyano*)-p(=x) (x) (x-c) Where * Indicates A Direct Bond Of The C Of The C=x Group Or Of The C Atom Of The Cyano Group Directly To The P Atom (9/40a9; 9/40a9+q) Patents (Class 987/153)
  • Adhesive composition for dental use
    Patent number: 12214061
    Abstract: A dental adhesive composition may exhibit high bond strength, e.g., initial bond strength and bond durability, to sandblasted zirconia. Such a dental adhesive composition may include (A) a dihydrogen phosphate monoester group-containing polymerizable monomer of formula (1): and (B) a dihydrogen phosphate monoester group-containing compound of formula (2): R1 may be H or a methyl group, and X1 and X2 may be an optionally substituted, linear or branched hydrocarbon group having 8 to 16 carbon atoms. The hydrocarbon group of X1 and/or X2 may have a hydrocarbon chain comprising an —O—, —S—, and/or a phenylene group.
    Type: Grant
    Filed: December 20, 2019
    Date of Patent: February 4, 2025
    Assignee: KURARAY NORITAKE DENTAL INC.
    Inventors: Yamato Nojiri, Naoki Nishigaki, Mitsunobu Kawashima
  • Water-soluble composition, production method for cured product thereof, and cured product thereof, and acyl phosphinate
    Patent number: 11649334
    Abstract: Provided are: a water-soluble composition which has excellent storage stability and is adaptable to a wide range of light sources and capable of forming a highly fine pattern; a method of producing a cured product of the same; a cured product of the same; and an acylphosphinate.
    Type: Grant
    Filed: March 13, 2018
    Date of Patent: May 16, 2023
    Assignee: ADEKA CORPORATION
    Inventors: Masatomi Irisawa, Kenji Hara