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Triphenyl Bismuth
Executive regular: GJB 5276-2003
CAS RN: 603-33-8
one. Actual physical and chemical houses:
1.1 Molecular formula: CeighteenHfifteenBi
one.2 Molecular Bodyweight: 440.three
one.3 Structure formula:
one.4 Solubility: Insoluble in drinking water, but dissolved in anhydrous liquor and n-heptane.
one.5 Security and reactivity: Stable at normal temperature and pressures, but reacts with moisture, sturdy oxidant and strong ultraviolet light-weight.
2. Technical indexes:
|
Merchandise |
Index |
|
Purity,% |
≥97.5 |
|
Melting stage,ºC |
≥77. |
|
Bi material.% |
47.-forty seven.9 |
|
Insoluble in acetone content material,% |
≤0.10 |
|
Mg articles,% |
≤0.003 |
|
Whole halogen content material(in Cl),% |
≤0.05 |
|
Visual appeal |
White or milky crystal, no seen impurities |
3. Application: Triphenyl bismuth (TPB) has been used as the curing catalyst of HTPB propellant. TPB could decrease curing temperature and decrease curing time of the propellant, as properly as it has no detrimental result on the functionality and mechanics properties. The dosage of TPB is .006%-.05% of overall bodyweight for the propellant. Curing time is a week in 50ºC. TPB can be also utilized as the catalyst of the polymerization for ethyne into cyclooctatetraene, formaldehyde, the curing agent for polycyclochlorides, and other monomers and many others.
four. Security guidelines: Poisonous by ingestion and inhalation. Eye and skin speak to can cause swelling. Operation have to be put in with rubber gloves, a respirator and eye safety by donning protecting garments.
five. Packing: Sealed, difficult, cycloidal plastic scenario. Net bodyweight 500g or 1000g for every bottle. Pac ept can be adjusted in accordance to the clients’ requests.
six. Storage: Stored in a cool, ventilated place. The shelf life is 12 months right after company day. It is nevertheless accessible if retest outcome is qualified after expire day.
seven. Transportation: Ought to stop rain drenched, sunning and ultraviolet in the course of transportation. Keep away from powerful oxidants.
propellants.
Missile Rocket
Aircraft Gasoline and diesel
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FAQ
1.Are you a manufacturer?
We are a professional manufacturer of fine substances, a premium aerospace provider, with 47 several years history and 5 R&D bases.
two.What is your payment time period?
Common T/T in ept or as your requests.
3.Delivery time?
ASAP soon after your payment, typically 3 to five wor ept days.
four.What is your benefit?
Substantial good quality merchandise, rigid top quality screening, OEM and Customization support.
Also we can offer one particular-end provider from sample ,improvement and research, order, shipping, right after-sale services
five.What about TDS, COA and MSDS
The use of original gear manufacturer’s (OEM) part numbers or emblems , e.g. CASE® and John Deere® are for reference needs only and for indicating merchandise use and compatibility. Our company and the listed replacement components contained herein are not sponsored, authorized, or manufactured by the OEM.
