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Product Details

Forefront of the market

Exhibition: 20th China International Adhesives & Sealant Exhibition
RISUN is the leading company manufacturing silane terminated polyether (STP) polymer in China. We are the gold supplier of STP polymer at home and abroad.We attend domestic and overseas sealant and ad
Risun Polymer Was Invited to HUI TIAN 2016 Core Suppliers Summit
As the core suppliers of Huitian, Risun Polymer was invited to attend the Core Suppliers Summit held from March 20th to 22nd in Xiangyang, Hubei.
Product name

STP Polymer

Affiliate classification


    Based on 2500 - 3500 MW polyether


    Trimethoxy capped

    Polymer Viscosity

    20000 - 30000 mPa.s at 25℃


    Catalyzed with dibutyl tin diketonoate and secondary amino silane


    Shore A 20-30

    Tensile Strength

    2.0 - 3.5 Mpa


    200 - 400 %

    Specific Gravity

    1.005 KG/L

    CAS No.

    216597 - 12 -5


The waterproof products made with Risun HT series polymer are with excellent water resistance, eco-friendly, good weathering resistance. If you want to produce high quality waterproof products, Risun E series polymer give you better choice.   STP Polymer


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