ALEXANDRIA, Va., Jan. 28 -- United States Patent no. 12,534,577, issued on Jan. 27, was assigned to Shin-Etsu Chemical Co. Ltd. (Tokyo).
"Organopolysiloxane and a composition comprising the same" was invented by Kazuyuki Negishi (Annaka, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "One of purposes of the present invention is to provide an organopolysiloxane that has a low viscosity and allows a cured coating to achieve both high hardness and crack resistance, and provide a composition comprising the organopolysiloxane. An organopolysiloxane represented by the following average unit formula (1) and having a kinetic viscosity of 10 to 350 mm2/s at 25deg C., wherein a proportion (%) of the number of sil...