About Macroocean

Last update on Jun 26, 2025

Macroocean is an innovative enterprise specializing in high molecular weight modified copolyesters, dedicated to advancing materials science and life sciences for sustainable solutions. Over the past decade, our commitment to research and development has expanded the diversity of our products, offering versatile applications in coating, adhesives, and ink. Focusing on areas like food packaging, electronics, and automobiles, our products demonstrate exceptional adhesion, flexibility, and heat resistance, catering to various substrates like PET, PVC, PA, PC, PMMA, ABS film, and Aluminium film.

In recent years, Macroocean has crafted cutting-edge products, particularly in functional coating and high-performance laminated adhesive solutions. Tailored for applications in food packaging, electronics, and automobiles, our products boast softness, resistance to bending and aging, and excellent processability. With adherence to FDA, EU, and GB food contact regulations for food packaging, our offerings ensure long-term durability, weather resistance, and chemical resilience.

Dive into Excellence with MARNEX™ Series: Unveiling Macroocean's High Molecular Weight Polyester Resins for Superior Adhesion and Versatility.

Macroocean's MARNEX™ series stands out as a premier choice for high molecular weight polyester resins tailored for adhesive applications. Characterized by a saturated, amorphous structure and linear polymers, these products boast exceptional flexibility and tensile resistance. Achieving robust bonding strength through curing and cross-linking with isocyanate, amino resin, and other agents, the MARNEX™ series proves versatile and adaptable.

Macroocean's MARNEX™ AH and AL series offer exceptional adhesion and heat resistance, making them ideal choices for automotive, food packaging, and electronics applications. These versatile products ensure reliable performance and durability across diverse industries.

MARNEX™ for Electronics Application

Discover the versatility of the MARNEX™ series—specialized copolyesters designed for electronics applications. With high molecular weight and a broad range of glass transition temperatures, MARNEX™ ensures excellent adhesion to materials like PET, PI, PA, PP, aluminum foil, and copper foil. Offering exceptional flexibility, moisture resistance, heat resistance, and aging resistance.

MARNEX™ is the optimal solution for electronic adhesive film, FPC flexible circuit boards, electronic tape, battery insulation film, FFC, coverlay, RFID tags, and more.

MARNEX™ for Food Packaging Application

 MARNEX™ series offers versatile lamination adhesives and heat seal coatings for food packaging materials. From foil primers to laminated adhesives for cold forming and tropical blister foils, these products excel in various applications, ensuring high-quality and innovative solutions for the food packaging industry.

From high-temperature sterilization coatings to heat seal lacquers for easy-peel packaging, these products cover a wide range of applications, including barrier coat solutions and biodegradable packaging, making them indispensable in the food packaging industry. 

MARNEX™ for for Automotive Application

MARNEX™ series offers high-performance copolyesters tailored for automotive and new energy applications, featuring a broad Tg range and exceptional adhesion to PET, PI, PA, PP, aluminum foil, copper foil, and more. With superior flexibility, moisture resistance, and resistance to heat and long-term aging.

MARNEX™ is the ideal solution for various applications, including lithium battery components like aluminum-plastic film and assembly thermal bonding adhesive film, as well as for laminated busbar adhesive film, aerogel hot pressing adhesive, cooling copper sheet, and more.

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