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This article breaks down the six key differences between the two in a structured, point-by-point manner—covering everything from definitions to applications and manufacturing processes—to provide membrane users with a comprehensive guide for product selection, help demystify common pitfalls, and strike a balance between technical rigor and readability.
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04
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30
2026
From April 21 to 24, 2026, CHINAPLAS 2026 Shanghai International Plastics and Rubber Exhibition, the global flagship event for the rubber and plastics industry, will be grandly inaugurated at the National Exhibition and Convention Center (Hongqiao).
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04
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24
2026
Yesterday afternoon around 3:00 p.m., a delegation from the Banan District Young Entrepreneurs Chamber of Commerce paid a visit to Chinafilm Group for an inspection and exchange meeting.
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04
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22
2026
As a WeChat official account dedicated to membrane materials, this article uses clear, accessible language to thoroughly explain the material composition, functions, and core mechanisms of salt-corrosion resistance of this thin film. It is organized into well-defined sections, packed with practical insights, and strikes a balance between technical rigor and reader-friendly readability.
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04
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18
2026
As a WeChat public account dedicated to membrane materials, today we’ll use professional yet easy-to-understand language to thoroughly explain: what exactly is the membrane used on hand-grab pancakes and grilled cold noodles, what is its structure, why it’s the only material that can be used, and whether it’s feasible to substitute it with other materials.
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04
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16
2026
This article systematically categorizes mainstream biodegradable materials, with a particular focus on their applications in the film industry. It strikes a balance between technical depth and accessibility, helping industry professionals stay abreast of emerging trends.
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04
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11
2026
This article systematically breaks down the core applications of polypropylene into broad categories, balancing technical depth with accessibility to help professionals in the film industry broaden their perspectives.
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04
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10
2026
Qingming Festival Greetings | Holiday Notice and Friendly Reminders
As the Qingming Festival approaches, we remember the kindness of our loved ones and wish them good health and well-being. On the occasion of this traditional holiday, Chinafilm Group extends warm festive greetings to all employees, partners, and friends from all walks of life, hoping that everyone will honor their ancestors while enjoying a safe, civilized, and peaceful holiday.
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04
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05
2026
This article breaks down the complete composition of a photovoltaic system, the core components of photovoltaic panels, and the entire manufacturing process from silicon ingots to finished panels, making it suitable for professionals in the film industry as well as beginners in the photovoltaic sector.
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04
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04
2026
This article starts by examining the actual distillation temperatures and product distributions in the petroleum industry, as well as the composition of crude oil, to dissect the link between refining and petrochemical processing and the raw materials used for membrane production. It then provides a detailed explanation of the underlying mechanisms through which rising oil prices are transmitted to the membrane market, all from a perspective that is both industry-specific and easy to understand.
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04
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02
2026