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  • Bcat Series Of Pu Catalyst - China

    price: contact company for price

    Yourun is one of the companies that produce the largest variety of organic bismuth catalyst in the world.

    Besides the general purpose bismuth catalyst, You run also supplies bismuth catalyst for specific purposes, such as TPU, polyester, low VOC, reactive organic bismuth, etc.

    Yourun Organic Bismuth Catalysts are divided into conventional type and innovation type, which have different application fields.

    General features of organic bismuth catalyst:

    Environmental protection: meet the requirements of international environmental protection regulations

    Promote NCO / OH reaction, reduce the side reaction between water and - NCO and reduce the generation of CO2 compared with organic tin catalyst; However, the selectivity of reducing the reaction between isocyanate and water is not as good as CUCAT series catalysts.

    The catalytic activity is quite high, but lower than that of organic tin catalyst.

    It is easy to hydrolyze and inactivate in water, but it is more stable than T-9; For hydrolysis resistant and eco-friendly catalysts, please select AUCAT series.

    It will affect transparency when used in polyester system.

    AUCAT series is recommended for polyester system.

    The flowable time is short in the early stage and the strength increases slowly in the later stage.

    Classification of organic bismuth catalysts: it is subdivided into five sub series of BCAT, BCAT-A, BCAT-B, BCAT-C and BCAT-T, with dozens of models.

    Yourun is one of the companies that produce the largest variety of organic bismuth catalyst in the world.

    In addition to products that have no difference with imported brands of organic bismuth, it also provides products for special or specific purposes, such as TPU, polyester, low VOC, reactive organic bismuth, etc.


    Company Contact:


    • Phone: +86-20-39218697

    • Address: Rm 701, The 16th Center Plaza, Panyu Hi-Tech Venture Center. No.555 Panyu Avenue North, Guangzhou , Guangdong , China

    • Email: Email


    Published date: February 10, 2025

    • Business Description: Guangzhou Yourun Synthetic Material Co., Ltd. is a scientific research and production enterprise devotes to the R&D and manufacture of eco-friendly polyurethane catalyst, Polyurethane Additive and other Polyurethane component, including Eco-friendly Organic metal PU catalyst such as Organic Zinc Catalyst, Organic Bismuth Catalyst, which are substitutes for mercury catalyst, lead catalyst and DBTDL tin catalyst.

      Relying on the professional advantages and rich experience in the field of polyurethane, we provide customers with high-quality and differentiated technical solutions through innovative functional additives.

      With the profound accumulation of the expert team and years of continuous R & D and innovation, Yourun catalyst has developed from a single series of CUCAT that initially replaced organic mercury to nearly 100 products of six series of CUCAT / AUCAT / WCAT / BCAT / ZCAT / FOCAT catalysts that now completely replace mercury, lead and tin catalysts.

      Among them, organic bismuth and zinc catalysts have realized the undifferentiated docking with known imported bismuth zinc catalyst products.

      Functional catalysts such as non foaming catalysts (substitutes for mercury catalyst), hydrolysis resistance catalysts (not lose effectiveness in hydrous materials), low VOC, reactive metal catalysts and other products have filled the gap in the industry and achieved a leading position in the industry.

      The product application fields has achieved full coverage from the initial elastomer to the current CASE based polyurethane field.

      As one of the most professional and reliable manufacturers of innovative eco-friendly metal catalysts in China's polyurethane industry, Yourun are deeply trusted by the market, and has reached extensive and in-depth strategic cooperation with many leading enterprises in the industry.

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