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Strukturo：
| Aspekto | Senkolora ĝis iomete helflava likvaĵo |
| Formulo | C12H27O4P |
| CAS No. | 126-73-8 |
| EC No. | 204-800-2 |
| HS-KODO | 2919900020 |
| Enhavo (%) | ≥99 |
| Denso (20 ℃) g/ml | 0.978 |
| Acida Valoro(mgKOH/g） | 0.068 |
| Water(H2O)% | ≤0.12 |
| Melting Point | -80 °C（193 K） |
| Boiling Point | 289 °C（562 K） |
| Sinonimoj | Phosphoric acid, tri-n-butyl ester; tri-n-butyl phosphate; Butyl phosphate; Phosphoric acid tributyl ester; celluphos 4; TBP; n-Butyl Phosphate |
TBP is an effective solvent for a wide range of organic compounds. It is miscible with
various organic solvents, including hydrocarbons, alcohols,and ethers. This makes it
suitable for use in extraction processes, where it can selectively dissolve and extract
specific compounds from mixtures
TBP has a high affinity for metal ions, particularly those with high charge densities.
It forms stable complexes with metal ions, enabling the extraction and separation
of metals from aqueous solutions. This property is extensively utilized in hydrometallurgy,
such as the extraction of uranium from uraniumore or the recovery of valuable metals
from spent nuclear fuel.
TBP exhibits flame-retardant properties, making it useful in applicationswhere fire
resistance is desired. It finds use as a flame retardant in plastics,polymers, and other
materials to improve their fire safety characteristics.
TBP is extensively used in the extraction and recovery of metal ions from ores, concentrates,
and aqueous solutions. It plays a crucial role in the production of nuclear fuel, where it
facilitates the extraction of uranium from uranium ore. It is also employed in la
reprocessing of spentnuclear fuel to recover valuable metals like uranium and plutonium.
TBP’s excellent solvent properties make it suitable for use in various extraction processes.
It is employed in the separation and purification of organic compounds, such as the
eltirode maloftaj teraj elementoj, separation of organic acids, and purification of
farmaciaintermediates.
Due to its flame-retardant properties, TBP is utilized in the production of flame-retardant
plastics, polymers, kaj tegaĵoj. It helps to reduce the flammability and improve the fire
safety of these materials.
TBP finds use as an anti-foaming agent, plasticizer, and wetting agent in industrial
applications. It can stabilize process fluids, reduce foam formation, and enhance the
performance of certain
manufacturing processes.
Phosphorus oxychloride (POCl3) and butanol (C4H9OH) are obtained as starting materials.
POCl3 is typically synthesized by the reaction of phosphorus trichloride (PCl3) with oxygen
or chlorine.
The reaction between POCl3 and butanol takes place in the presence of a catalyst, usually
a strong acid such as sulfuric acid (H2SO4). The reaction is an esterification procezo,
where the hydroxyl (-Ho) group of butanol reacts with the phosphorusoxychloride to
form the ester, Tributil fosfato (TBP), along with the release of hydrogen chloride
(HCl) as a byproduct.
Post la reago, the crude TBP is obtained. It is typically a mixture of TBP, unreacted
butanol, and other impurities. The crude TBP is then subjected to purification steps to
remove these impurities. Purification techniques may include distillation, solvent extraction,
or other separation processes to obtain pure TBP.
The purified TBP is further refined to meet specific quality requirements. This may involve
additional purification steps, such as filtration or adsorption, to remove any remaining
impurities and ensure the desired purity of the final product. Quality control measures, such
as testing for chemical composition and physical properties, are employed to ensure that the
TBP meets the specified standards.
Once the TBP has been produced and refined, it is packaged into suitable containers, kiel
drums or tank farm.
1. Alvenanta inspektado: La ĉefaj krudmaterialoj, such as phosphorus trichloride and n-butanol,
estas inspektitaj pro sia enhavo, appearance and other main properties.
2. Nutranta inspektado: La principo de nutrado de krudmaterialo estas unua-en-unua, and the Aspekto
de la ĉefaj krudmaterialoj estas hazarde inspektita laŭ tio, ĉu estas granda ŝanĝo en la
Stokaj kondiĉoj antaŭ nutrado.
3. Batch -specimenado en la produktada procezo: Dum la produktada procezo, la ĉefaj indeksoj de
ĉiu amaso da produktoj: enhavo kaj acidvaloro estos ekzamenitaj trifoje en malsamaj tempoperiodoj.
4. Stokado-Inspektado: Ĉiu aro (6 tunoj) estas inspektita antaŭ stokado.
5. Elira inspektado: Laŭ la kvanto postulita de klientoj, la produktoj estos
specimenita kaj inspektita.
6. Antaŭ-senda inspektado: laŭ la postulo de kliento, third party inspection can be
carried out on the products before shipment.
Fizika Apero: Visual inspection
Analizo de pureco:Gaskromatografio (GC)
Acida Valoro:Potenciometria titrado
Akva Enhavo:Humidanaliziloj
Refrakta Indekso:Refraktometro
Denso:Densmezurilo
La firmao sekvas la koncepton de “kontinua novigado, la postkuro de unuaklasa”, kaj pretas provizi enlandajn kaj eksterlandajn klientojn per altkvalitaj produktoj kaj kontentiga servo.
