• production process of EPE

    production process of EPE

    EPE (ExpandableClimatic Tests) is a removable polyethylene, also known as pearl wool.  Non-crosslinked closed cell structure, it is a high foam polyethylene product produced by extrusion of low density polyethylene (LDPE) as the main raw material. EPE has high elasticity and white appearance.  Be...
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  • LDPE production process

    LDPE production process

    Low density polyethylene (LDPE) is polymerized ethylene as the polymerization monomer, peroxide as the initiator, the thermoplastic resin obtained by free radical polymerization reaction, the molecular weight is generally in 100000~500000, the density is 0.91~0.93g/cm3, is the lightest variety of...
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  • what is PVC resin used for?

    what is PVC resin used for?

    PVC applications 1. Polyvinyl chloride profiles Profile is the biggest field of PVC consumption in our country, about 25% of the total consumption of PVC, mainly used in the production of doors, Windows and energy-saving material, its application amount still has a large increase in the national...
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  • UPVC,CPVC,PVC difference

    UPVC,CPVC,PVC difference

    Chlorinated polyvinyl chloride (CPVC) is a polymer material obtained after further chlorination of PVC.  The physical and chemical properties change significantly: with the increase of chlorine content, the irregularity of molecular chain increases and the crystallinity decreases; the polarity of...
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  • Suspension polyvinyl chloride supplier

    Suspension polyvinyl chloride supplier

    PVC is synthesized from vinyl chloride by free radical polymerization. By suspension polymerization, emulsion polymerization and bulk polymerization, suspension polymerization is the main method, accounting for about 80% of the total PVC production. In the industry, PVC production process is gene...
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  • PVC degree of polymerization

    PVC degree of polymerization

    China PVC brand name is usually used polymerization degree or model annotation. For example, seven type PVC (brand S-800, SG-7) or eight type PVC (brand S-700, SG-8) with good quality will be marked differently by different manufacturers. Most of them are marked with SG and single digit to repres...
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  • HDPE/LDPE blending foaming material

    HDPE/LDPE blending foaming material

     HDPE/LDPE blending foaming material, its raw material forms, and counts by weight, Total number of HDPE and LDPE 100 parts Linking agent 0.5 part Ac whipping agent 3-10 part Zinc oxide 1-2 part Stearic acid 0.5 part Antioxidant 1010 0.1 part Mineral filler 3-15 part, Wherein, the weight ratio of...
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  • Junhai chemical PE,PP

    Junhai chemical PE,PP

    What are polyolefins? Polyolefins are a family of polyethylene and polypropylene thermoplastics. They are produced mainly from oil and natural gas by a process of polymerisation of ethylene and propylene respectively.  Their versatility has made them one of the most popular plastics in use today....
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  • Polypropylene modification

    Polypropylene modification

    Technical background polypropylene resin because it has good rigidity and heat resistance, and after the modification means rich, because this is gradually replace some engineering plastics, widely used in automotive, electrical appliances and household and other fields Especially on the copolyme...
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