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    PP Block Copolymer P838C (Lamination Coating)-Thai

    PP Block Copolymer P838C (Lamination Coating)-Thai in Tradeasia

    IUPAC Name


    Cas Number


    HS Code




    Basic Info


    White crystal

    Common Names

    Propene Polymers, Propylene Polymer


    25 Kg Bag

    Brief Overview

    Polypropylene block copolymer is a type of polymer that is made by linking together blocks of polypropylene and one or more other monomers through a process called copolymerization. The addition of the other monomer block(s) changes the properties of the resulting copolymer, such as its melting point, stiffness, and impact resistance. Polypropylene block copolymers are known for their excellent thermal and chemical resistance, good toughness, and flexibility. These materials are widely used in various applications such as packaging, automotive components, consumer goods, and medical devices due to their excellent properties and versatility. Additionally, they are also considered to be environmentally friendly due to their high recyclability and low energy requirements for production.

    Manufacturing Process

    The manufacturing process for polypropylene block copolymer (PPBC) involves copolymerization of propylene with another monomer, such as ethylene, using specialized catalysts and process conditions. The process generally involves the following steps:

    1. Polymerization of the first monomer: Propylene is polymerized using a Ziegler-Natta catalyst, typically a combination of a transition metal compound and an organoaluminum co-catalyst. This step is carried out under specific temperature and pressure conditions to produce a high molecular weight polypropylene block.

    2. Copolymerization with the second monomer: Ethylene or another comonomer is added to the reaction mixture along with the catalyst system. The comonomer reacts with the polypropylene block and forms a new block with a different composition.

    3. Polymerization of the second monomer: Once the first block copolymer is formed, further comonomer is added to the reaction mixture, and the polymerization continues to form a new block copolymer.

    4. End of polymerization: The polymerization is terminated by adding a terminating agent or by reducing the temperature and pressure.

    5. Separation and finishing: The resulting block copolymer is then separated from the catalyst and other by-products using various methods such as filtration, washing, and drying. The finished product is then pelletized and packaged for use.


    Polypropylene block copolymer (PPBC) has a wide range of applications due to its unique combination of properties, which include good impact resistance, excellent chemical resistance, and good thermal stability. Some of the common applications of PPBC include:

    1. Packaging: PPBC is widely used in the packaging industry for making containers, bottles, films, and bags. The material's good flexibility and toughness make it ideal for packaging products that need to be transported or stored under harsh conditions.

    2. Automotive parts: PPBC is used in the automotive industry for making parts such as bumpers, interior trims, and door panels. The material's good impact resistance and chemical resistance make it ideal for these applications.

    3. Medical devices: PPBC is used in the medical industry for making parts such as syringes, tubing, and medical packaging. The material's excellent chemical resistance and low extractables make it suitable for use in contact with drugs and other sensitive substances.

    4. Consumer goods: PPBC is used for making a variety of consumer goods, including toys, furniture, and household items. The material's good toughness and resistance to chemicals and UV light make it ideal for these applications.

    5. Industrial applications: PPBC is used for making various industrial parts, including pipes, fittings, and valves. The material's good chemical and thermal resistance make it ideal for use in harsh environments.

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