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  • Triphenyl Bismuth Tpb - China

    price: 1200.00 Dollar US$

    Triphenyl Bismuth Executive standard: GJB 5276-2003
    CAS RN: 603-33-8
    1. Physical and chemical properties:
    1.1 Molecular formula: C18H15Bi
    1.2 Molecular Weight: 440.3
    1.3 Structure formula: 1.4 Solubility: Insoluble in water, but dissolved in anhydrous alcohol and n-heptane.
    1.5 Stability and reactivity: Stable at normal temperature and pressures, but reacts with moisture, strong oxidant and strong ultraviolet light.
    2. Technical indexes:
    Purity, %
    Melting point, ℃
    Bi content.%
    Insoluble in acetone content, %
    Mg content, %
    Total halogen content(in Cl), %
    White or milky crystal, no visible impurities
    3. Application: Triphenyl bismuth (TPB) has been used as the curing catalyst of HTPB propellant. TPB could decrease curing temperature and reduce curing time of the propellant, as well as it has no damaging effect on the performance and mechanics properties. The dosage of TPB is 0.006%-0.05% of total weight for the propellant. Curing time is a week in 50℃. TPB can be also used as the catalyst of the polymerization for ethyne into cyclooctatetraene, formaldehyde, the curing agent for polycyclochlorides, and other monomers etc.
    4. Safety instructions: Toxic by ingestion and inhalation. Eye and skin contact can cause inflammation. Operation must be installed with rubber gloves, a respirator and eye protection by wearing protective clothing.
    Packaging & Shipping
    5. Packing: Sealed, hard, cycloidal plastic case. Net weight 500g or 1000g per bottle. Packing can be adjusted according to the clients’ requests.
    6. Storage: Stored in a cool, ventilated place. The shelf life is 12 months after manufacturer date. It is still available if retest result is qualified after expire date.
    7. Transportation: Should prevent rain drenched, sunning and ultraviolet during transportation. Keep away from strong oxidants. Our Services
    We are able to develop custom-made products according to the clients’ requests.
    Company Information
    Yingkou Tanyun Chemical Research Institute Co., Ltd Founded in 1971, Yingkou Tanyun Chemical Research Institute Co., Ltd (Tanyun Chemical for short) is the parent company of Tanyun Technology Group. Currently covering an area of about 12000 square meters, Tanyun Chemical is the first domestic technological platform company of ‘Chemical New Materials Production and Research Incubator’ and the first domestic custom-made research and production company of fine chemicals intermediate research and production company. Clients Customization FAQ
    1.Why choose us?
    We are the manufacturer with more than 40 years history. we can supply one-stop service from sample, development and research, order, delivery, after-sale service
    2.What is ur payment term?
    T/T in advance
    3.Delivery time?
    ASAP after your payment
    4.Are u manufacturer?
    Yes, we are manufacturer
    5.How are your products?
    We have four word-class R&D bases and provide you products with high quality and competitive price.
    Yingkou Tanyun Chemical Research Institute Co., Ltd Skype:Ryan wang
    Tel: +86-755-26406100
    Fax: +86-755-26407171
    Headquarters: No. 75, Xinhu Street, Xishi District, Yingkou, Liaoning, China 11500
    Shenzhen Office: Room A308, Building B, West Silicon Valley, Xixiang Street, Bao’an District, Shenzhen, China 518100

    Company Contact:

    • Phone: 13906983631

    • Address: No. 75,Xinhu Street,Xishi District, Yingkou,Liaoning, China 11500, Yingkou, Liaoning, China

    • Email: Email

    Published date: May 22, 2017 -

    • Business Description: TANYUN Chemical is a 46 years Chinese company focus on fine chemicals R&D ,marketing and sales. Been the superior supplier of Aerospace & Military Industry, Tanyun become the leading company in domestic market. Fine chemical products have been delivered over 25 countries and been popular in the market.

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