MUMBAI, India, July 5 -- Intellectual Property India has published a patent application (202517058528 A) filed by Fujifilm Manufacturing Europe BV; and Fujifilm Corporation, Tilburg, Netherlands, on June 18, for 'membranes.'

Inventor(s) include Hessing, Jacko; and Huerta Martinez, Elisa.

The application for the patent was published on July 4, under issue no. 27/2025.

According to the abstract released by the Intellectual Property India: "An anion exchange membrane obtainable by curing a curable composition comprising a component (a) comprising: a compound (A) and/or a compound (B) and/or a compound (C); wherein: (A) is an optionally substituted non-aromatic bicyclic structure comprising two nitrogen atoms, wherein the rings of said non-aromatic bicyclic structure are independently 4-, 5- 6- or 7-membered; wherein each of said rings comprises a nitrogen atom which may be at a bridgehead position; wherein to each of said nitrogen atoms are attached one or two groups independently selected from hydrogen, C1-3 alkyl, C5-6 cycloalkyl, and vinylbenzyl, provided that the compound comprises at least two vinylbenzyl groups; (B) is an optionally substituted 5- 6- or 7-membered non-aromatic heterocyclic ring comprising one nitrogen atom and as substituent to the ring a C1-6 alkyl group comprising a nitrogen atom; wherein to the nitrogen atom of said non-aromatic heterocyclic ring are attached one or two groups independently selected from hydrogen, C1-3 alkyl, C5-6 cycloalkyl, and vinylbenzyl, provided that the compound comprises at least two vinylbenzyl groups; (C) is an optionally substituted non-aromatic spirocyclic structure comprising two nitrogen atoms, wherein the rings of said non-aromatic spirocyclic structure are independently 4- 5- or 6-membered; wherein each of said rings comprises at least one nitrogen atom which may be at a bridgehead position; wherein to each of said nitrogen atoms are attached one or two groups independently selected from hydrogen, C1-3 alkyl, C5-6 cycloalkyl, and vinylbenzyl, provided that the compound comprises at least two vinylbenzyl groups."

The patent application was internationally filed on Dec. 05, 2023, under International application No.PCT/EP2023/084311.

Disclaimer: Curated by HT Syndication.