Global Gas Separation Membrane Market – Analysis and Forecast (2025-2030) Industry Insight by Material Type (Polyimide & Polyaramide, Polysulfone, Cellulose Acetate, and Others), by Application (Nitrogen Generation & Oxygen Enrichment, Carbon Dioxide Removal, Vapor/Gas Separation, Vapor/Vapor Separation, Air Dehydration, Hydrogen Recovery, and Others), by Module Type (Spiral Wound, Hollow Fiber, Plate & Frame, and Others), by End-User (Food & Beverage, Waste & Wastewater Treatment, Pharmaceuticals, and Others), and Geography (U.S., Canada, Germany, U.K., France, China, Japan, India, and Rest of the World)