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PVC Processing Aids B-23

Country/Region china
Company Shanghai Potomer International Trade CO., LTD,
Categories Printing Inks
Telephone +86-21-66531602
ICP License Issued by the Chinese Ministry
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    • Product Details
    • Company Profile

    PVC Processing Aids B-23

    Tel:+86 21 66531602
    Fax:+86 21 66531935
    Email:service@potomer.com
    PVC PROCESSING AIDS B-23
    Technical Data Sheet
    1 Introduction
    The addition of PVC processing aids B-23 to rigid PVC formulations is a processing aid based on a high molecular weight polymethacrylate resin. B-23improves the processability and the performances of PVC formulations.
    Promote gelation of PVC, Improve hot-melt strength and visco-elasticity, Stabilize the microcells generated by blowing agents to achieve the low density and high strength of the foam. Increase the surface quality of PVC products.
    Better dispersion of additives into PVC, more homogenous melt of PVC, etc. B-23 has been used in weatherable applications and is widely used in PVC building products.
    3 Application
    B-23 are mainly used in PVC profiles, foam pipe, foam profiles, foam sheet, wood composites,etc.
    Addition levels for this application are 5-8 phr(PVC 100 phr).
    4 Properties
    B-23 is White fluid powder, banked specific gravity:0.45-0.55g/cm3, can not be dissolved in water, ethanol, can be dissolved in chloroform and methyl ethyl ketone.
    5 Quality Criteria
    Index/Product Name
    B-23
    Appearance
    White fluid powder
    Granularity(throughput efficiency of 40 mesh)(%)
    98
    Volatile component(%)
    1.0
    Limiting viscosity number( )(Ubbelohde Viscometer)
    4.0-6.0
    6 Storage, Packing & Transportation
    Packaged in airproof plastic bag, then in woven bags with quality certificate.
    Stored in cool and draughty place, shelf life: one year.
    7 Countertype Grade

                     K-125

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