{"product_id":"cpemwessccm","title":"Single Side Catalyst (Pt\/C or IrO2) Coated Membrane (CCM) for PEM Water Electrolyzer, CPEMWESSCCM","description":"\u003cp\u003eIn Proton Exchange Membrane Water Electrolysis (PEMWE), a Catalyst Coated Membrane (CCM) is the primary configuration for high-performance systems. In this setup, the electrocatalysts are deposited directly onto the polymer electrolyte membrane, creating a seamless interface that minimizes ionic resistance.\u003c\/p\u003e\n\u003cp\u003eThe two primary methods for integrating catalysts into an electrolyzer are CCM and CCS. (1) \u003cstrong\u003eCCM (Catalyst Coated Membrane)\u003c\/strong\u003e: The catalyst \"ink\" is applied directly to the membrane. This is the industry standard for PEMWE because it provides superior interfacial contact, leading to better catalyst utilization and lower electrical losses. (2)\u003cstrong\u003e CCS (Catalyst Coated Substrate)\u003c\/strong\u003e: The catalyst is coated onto the Porous Transport Layer (PTL)—usually a titanium felt or carbon paper—which is then pressed against the membrane. While easier to manufacture because it avoids membrane swelling during coating, it typically has higher contact resistance.\u003c\/p\u003e\n\u003cp\u003eUltrasonic spray coating is a common lab-scale and pilot-scale method to make high quality CCM. The high-frequency vibrations atomize the catalyst ink into a fine mist, producing highly porous and uniform layers while preventing the membrane from \"puckering\" or swelling excessively.\u003c\/p\u003e\n\u003ctable style=\"width: 1048px;\" border=\"1\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 210.675px;\"\u003e CCM Types\u003c\/td\u003e\n\u003ctd style=\"width: 399.675px;\"\u003eSingle Side IrO2 Coated Membrane\u003c\/td\u003e\n\u003ctd style=\"width: 418.85px;\"\u003eSingle Side Pt\/C Coated Membrane\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 210.675px;\"\u003e\u003cem\u003eCatalyst Features\u003c\/em\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 399.675px;\"\u003e\n\u003cp\u003eIrO2 Loading: 2 mg\/cm2\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/echemsupplies.com\/products\/cefceeiro2?variant=47403418353894\"\u003eCEFCEEIrO2\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 418.85px;\"\u003e\n\u003cp\u003ePt\/C (Johnson Matthey, 60 wt%)\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/echemsupplies.com\/products\/cefcejmptc?variant=47401585967334\"\u003eCEFCEJMPtC9100\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003eMass Loading: 0.5 mg\/cm2\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 210.675px;\"\u003e\u003cem\u003eProton-Exchange Membrane\u003c\/em\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 399.675px;\"\u003e\n\u003cp\u003eGore M788.12\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/echemsupplies.com\/products\/cfbefcrcemg?variant=47402564255974\"\u003eCFBEFCRCEMGM788\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 418.85px;\"\u003e\n\u003cp\u003eGore M788.12\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/echemsupplies.com\/products\/cfbefcrcemg?variant=47402564255974\"\u003eCFBEFCRCEMGM788\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 210.675px;\"\u003e\u003cem\u003eCCM Effective Area\u003c\/em\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 399.675px;\"\u003e5cm*5cm\u003c\/td\u003e\n\u003ctd style=\"width: 418.85px;\"\u003e5cm*5cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"SEN","offers":[{"title":"Single Side IrO2 Coated Membrane","offer_id":47403146936550,"sku":"CPEMWESSCCMIrO2","price":199.0,"currency_code":"USD","in_stock":true},{"title":"Single Side Pt\/C Coated Membrane","offer_id":47403146969318,"sku":"CPEMWESSCCMPtC","price":149.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0774\/6591\/1526\/files\/CPEMWESSCCM_main.png?v=1772397097","url":"https:\/\/echemsupplies.com\/products\/cpemwessccm","provider":"EChem Supplies","version":"1.0","type":"link"}