MUMBAI, India, July 13 -- Intellectual Property India has published a patent application (202647081977 A) filed by Nippon Shokubai Co. , Ltd. on July 03, 2026, for Polymer Particle-Containing Aqueous Dispersion For Ink.
Inventor includes Ito, Takumi.
The application for the patent was published on July 10, 2026, under issue no. 28/2026.
Abstract: The present invention addresses the problem of providing an aqueous dispersion capable of imparting, to an aqueous ink, excellent viscosity stability and high adhesion to PET films and OPP films. Said problem can be solved by an aqueous dispersion for ink, the aqueous dispersion containing polymer particles composed of a polymer (A) that includes a structural unit derived from an aromatic group-containing monomer in an amount of 18-42 mass% and that has a weight average molecular weight of 50,000-100,000.
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