| abstract |
Catalyst-polymer liquid dispersion (LD) comprising (i) catalyst particles, (ii) polymer particles consisting of at least one (per)fluoro sulfonyl fluoride polymer in the -SO2F form, and (iii) an aqueous suspending medium. Catalyst coated membrane precursor (CCMP), catalyst coated membrane (CCM) and catalytic ionomeric ink (CII) derived therefrom and methods for their manufacture. Catalyst coated membrane (CCM-CII) derived from said (CII). |