Black masterbatch is one of the commonly used masterbatches in the plastic processing process, mainly used to color plastic products. It is usually made of high concentrations of carbon black (Carbon Black) or other black pigments, combined with polymer carriers (such as PP, EVA, ABS, PET, etc.), and processed by special processes. Black masterbatch can be evenly dispersed during the plastic molding process, which not only gives plastic products a beautiful appearance, but also improves their physical properties and weather resistance.
Characteristics of PP sanitary/food grade plastics
PP (polypropylene) is a thermoplastic widely used in packaging, medical, food containers and other fields. It has become an important raw material for sanitary and food grade products due to its good chemical stability, heat resistance and corrosion resistance. PP plastic not only meets the standards of food contact materials, but also has the characteristics of non-toxic, odorless, recyclable, etc., which meets environmental protection requirements.
EVA (ethylene-vinyl acetate copolymer) is a material with high transparency, flexibility and low temperature resistance. EVA is often used in children's toys, food packaging and medical products because of its non-toxic and harmless properties, which meets the hygiene and food grade standards.
ABS (Acrylonitrile-Butadiene-Styrene Copolymer) is a high-strength, impact-resistant plastic that is often used to manufacture products that require good strength and toughness. ABS is often used in the production of home appliances, automotive parts and food containers.
PET (Polyethylene Terephthalate) is a transparent, rigid and chemically resistant plastic that is widely used in food and beverage packaging, especially bottled water and soft drink bottles. PET's excellent safety and durability make it a leader among food-grade materials.
Functions and Advantages of Black Masterbatch
Excellent Coloring Effect
Black masterbatch makes plastic products appear dark black by adding pigments such as carbon black, meeting the color needs of different industries. At the same time, carbon black has excellent light stability and can effectively protect plastic products from ultraviolet rays and environmental aging.
Improve Mechanical Properties
Black masterbatch can improve the UV resistance of plastics, making them more suitable for products that are outdoors and exposed to sunlight for a long time. The addition of carbon black can effectively enhance the tensile strength and wear resistance of plastics and improve the service life of plastic products.
Food safety and environmental protection
As sanitary and food grade materials, PP sanitary/food grade EVA/ABS/PET plastic granules black masterbatch must comply with relevant safety standards for food contact materials, such as US FDA, EU CE, NSF and other certifications. Its production process is strictly controlled and does not contain harmful substances to ensure the safety and environmental protection of the final product.
Stable dispersibility and processing performance
The excellent dispersibility of black masterbatch ensures the uniform distribution of black pigment in plastic and avoids color difference problems. Its good processing performance also enables it to be used stably in various plastic processing processes (such as injection molding, extrusion, blow molding, etc.).
Application areas of PP sanitary/food grade black masterbatch
Food packaging
In the field of food packaging, especially in packaging materials that require higher safety, PP sanitary/food grade EVA/ABS/PET plastic granules black masterbatch is widely used. It can not only provide a black or dark appearance for packaging materials, but also effectively improve the UV resistance of packaging materials and protect the quality and freshness of food.
Medical industry
In the production of medical devices and equipment, the requirements for hygiene and food grade are very strict. Black masterbatch can ensure that medical plastic products will not release harmful substances when in contact with medicines, food or water, and meet safety standards.
Automotive parts
The automotive industry also uses a large amount of black masterbatch, especially in interior parts, exterior parts, dashboards and other parts. Black masterbatch not only improves the weather resistance and UV resistance of plastic parts, but also gives the product a better appearance.
Consumer products
Plastic materials containing black masterbatch are also often used in consumer products such as home appliances, electronic products, and sporting goods to enhance the appearance quality and durability of the products.
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