リン酸トリブチル (未定)

プロパティ

♦ Solvent Properties

TBP is an effective solvent for a wide range of organic compounds. それ 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

♦ Selective Metal Extraction

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.

♦ Flame Retardant

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.

アプリケーション

♦ Hydrometallurgy:

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. それ is also employed in the

reprocessing of spentnuclear fuel to recover valuable metals like uranium and plutonium.

♦ Solvent and Extraction Processes

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

抽出of rare earth elements, separation of organic acids, and purification of

pharmaceuticalintermediates.

♦ Flame Retardant Applications

Due to its flame-retardant properties, TBP is utilized in the production of flame-retardant

plastics, polymers, and coatings. It helps to reduce the flammability and improve the fire

safety of these materials.

♦ Industrial Processes

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.

Production Process

 

♦ Preparation of Reactants

Phosphorus oxychloride (POCl3) and butanol (C4H9OH) are obtained as starting 材料.

POCl3 is typically synthesized by the reaction of phosphorus 三塩化物 (PCl3) with oxygen

or chlorine.

♦ Reaction

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 process,

where the hydroxyl (-OH) group of butanol reacts with the phosphorusoxychloride to

form the ester, Tributyl Phosphate (未定), along with the release of hydrogen chloride

(HCl) as a byproduct.

♦ 精製

After the reaction, 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.

♦ Refining and Quality Control

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.

♦Packaging and Storage

Once the TBP has been produced and refined, it is packaged into suitable containers, such as

drums or tank farm.

検査

♦ 検査工程

1. 受入検査: 主な原材料, such as phosphorus trichloride and n-butanol,

内容が検査される, appearance and other main properties.

2. 給餌検査: 原料供給の原則は先入れ先出しです, and the 外観

主要原材料の品質に大きな変化がないかを無作為に検査します。

給餌前の保管条件.

3. 生産工程におけるバッチサンプリング: 生産工程中, の主要なインデックス

製品の各バッチ: 含有量と酸価は異なる期間で3回検査されます.

4. 保管検査: 各バッチ (6 トン) 保管前に検査されます.

5. 出荷検査: 顧客の要求量に応じて, 製品は

サンプリングして検査した.

6. 出荷前検査: 顧客の要求に従って, third party inspection can be

carried out on the products before shipment.

♦ 検査方法

外見: 外観検査

純度分析:ガスクロマトグラフィー (GC)

酸価:電位差滴定

含水量:水分計

屈折率:屈折計

密度:密度計