Patents by Inventor Chiho ARAI

Chiho ARAI has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • A WATER-BASED COMPOSITION FOR POST-TREATMENT OF METAL SURFACES
    Publication number: 20190177859
    Abstract: A water-based composition for post-treatment of metal surfaces, preferably a silver or silver alloy surface, including: an alkanethiol an anionic, cationic, non-ionic, amphoteric or zwitterionic surfactant with a HLB value of 12 to 18, a compound of the general formula I: wherein R1 is —H, —CH3, —C2H5, —(C2H4O)p—H, —(C2H4O)p—CH3, —(C2H4O)p—CH(CH3)2, —(C2H4)p—C(CH3)3, wherein p is 1 to 20, R2 is H, or CH3 n is an integer in the range of 0 to 3, m is an integer in the range of 0 to 2.
    Type: Application
    Filed: June 23, 2017
    Publication date: June 13, 2019
    Applicant: Atotech Deutschland GmbH
    Inventors: Chiho ARAI, Florence LAGORCE-BROC, Robert RÜTHER, Olaf KURTZ