ALEXANDRIA, Va., Jan. 13 -- United States Patent no. 12,522,956, issued on Jan. 13, was assigned to KURARAY Co. LTD. (Kurashiki, Japan).
"Bundled yarn, hydraulic composition and molded body" was invented by Akira Imagawa (Okayama, Japan), Takafumi Horikoshi (Okayama, Japan), Hisashi Suemori (Okayama, Japan) and Yoshihiro Iwasaki (Okayama, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention relates to a bundled yarn, comprising plural fibers integrated by a sizing agent, wherein the sizing agent is a modified polyvinyl alcohol comprising a structural unit (X) derived from an unsaturated carboxylic acid or derivative thereof in an amount of 0.1 to 10% by mole, taking the amount of all mo...