Executive standard: GJB 1959-94
English name: TRIS-1-(2-METHYLAZIRIDINYL)PHOSPHINE 0XIDE
English another name: Tris(2-methylaziridinyl) phosphine oxide
English abbreviation: MAPO
CAS RN : 57-39-6
Molecule weight: 215.23
Molecule formula: C9H18N3OP
1. Physical and chemical properties:
1.1 Appearance : Colorless to yellow oil-linking liquid
1.2 Odour: Foul smell with rotten green grass
1.3 Solubility: Dissolving easily in organic solvents such as methylene dichloride, chloroform, ethyl ether etc , dissolving slightly in water.
1.4 Boiling point: 90-92℃,0.15-0.3mmHg
1.5 Stability: Its decomposition temperature is 170℃ .
It will be decomposed when meeting with any acid, polymerized if contacting with any acidic material or foreign substance containing reactive hydrogen, and copolymerization and cross-linking can be also taken place between it and the compound containing two or more than two reative hydrogens or groups.
2. Technique Indexes:
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Item
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Index
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1stgrade
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2ndgrade
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|
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MAPO content(into imines) , ％(m／m)
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≥92.0
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≥86.0
|
|
Moisture , ％(m／m)
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≤O．25
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≤0.25
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Undissoluble in methanol , ％(m／m)
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≤O．01
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≤0.01
|
|
Total chlorides (into CL) , ％(m／m)
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≤2.00
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≤3.00
|
|
Hydrolyzable chloride(into CL), ％(m／m)
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≤1.50
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≤2.00
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Appearance
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Yellow or light-brown oil-liking liquid without
visible impurity and foreign bodies
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|
3. Uses: The MAPO is mainly used as the cross linking and curing reagent on the resin cladding layers of powder of missile to heighten capabilities of its elasticity and ballistic trajectory.
4. Safety notes: MAPO is considered toxic by absorption through the skin. Should handle with care, wear synthetic rubber protecting gloves, and avoid any contact with skin, eyes and clothing.
5. Package: Wooden case, in which have been put plastic kegs.two kegs a case,net weight 10 kg a keg , net weight 20 kg a case .
6. Storage: It should be stored airtightly in the kegs filled up with nitrogen, and keeped in a shady and ventilating place. Its shelf life is 6 months. The product can be still used if up to standard through retest after the specified date.
7. Transportation: Its dangerous goods number is 61120. Mustn’t place upside down, should avoid sunning and raindrenched during transportation.