At TH Materials Co., LTD, we offer a wide selection of chemical additives tailored for the plastics industry. These additives improve the processing, performance, and durability of plastic products. Among them, Anti-block additives play a vital role in enhancing film clarity and handling properties—especially in packaging applications.
Anti-block Additives: What Are They?
Anti-block additives are compounds added to plastic films (mainly polyethylene and polypropylene) to reduce adhesion between film layers. During storage or processing, plastic films tend to stick together due to surface tension and pressure. Anti-block agents create a microscopic rough surface, allowing the layers to separate more easily.
Key Benefits:
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Prevent film sticking during winding and unwinding
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Enhance machinability and packaging speed
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Maintain optical clarity and transparency
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Improve overall user experience
Types of Anti-block Agents We Offer:
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Natural Silica
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Synthetic Silica
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Talc
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Calcium Carbonate (fine grade)
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Specialty blends customized to application needs
Other Supporting Additives We Provide:
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Slip Additives
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Reduce surface friction
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Improve film smoothness and handling
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Anti-static Agents
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Prevent static build-up
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Ideal for electronics and cleanroom packaging
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UV Stabilizers / UV Absorbers
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Protect plastic products from degradation caused by sunlight
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Antioxidants
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Prevent thermal oxidation during processing and use
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Processing Aids
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Enhance melt flow
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Reduce die build-up and improve surface quality
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Foaming Agents
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Create microcellular structure for lightweight applications
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Industries Using These Additives:
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Plastic Film & Packaging
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Agricultural Films
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Automotive Plastics
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Consumer Goods
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Construction Materials
Why Partner with TH Materials Co., LTD?
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🧪 High-quality, tested raw materials
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⚙️ Customized formulations based on your production line
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💼 Experienced technical support team
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🚚 On-time delivery & long-term cooperation



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