ProductName:3, 3', 4, 4'-benzophenonetetracarboxylicdianhydride
Abbreviatedname:BTDA
ItemNo.:SolverPI-MonomerBTDA
CAS:2421-28-5
EINECS:219-348-1
Molecularformula:C17H6O7
Formulaweight:322.23
Constitutionalformula:
Physicochemicalproperty:
Meltingpoint:220-225°C（goleuadau.）
Boilingpoint:320°C5mm
Dwysedd: 1, 57g/cm3
Vapordensity:1.4（vsair）
Tymer: 324°C
Hydoddedd: DMF:0.1 g/mL yr un, clir
Watersolubility:REACTS
Sensitifrwydd: MoistureSensitive
Theproductindex:
PENDERFYNIAD | SAFON、GRADD | ||
Excellentgrade | Firstgrade | Uptograde | |
Ymddangosiad | gwyn | Whiteorlightyellowpowder | |
Purdeb | ≥99.5% | ≥99.0% | ≥98.5% |
Meltingpoint | 225.5～224.5℃ | 222.5～224.5℃ | 220.0～222.5℃ |
K | ≤2PPm | ≤5PPm | |
Ca | ≤2PPm | ≤5PPm | |
Al | ≤2PPm | ≤5PPm | |
Addysg bellach | ≤2PPm | ≤5PPm | |
Credit union | ≤2PPm | ≤5PPm | |
Amherthnasol | ≤2PPm | ≤5PPm | |
Zn | ≤2PPm | ≤5PPm | |
Theuseofproduct:
3, 3', 4, 4' benzophenonetetracarboxylicdianhydride, BTDAabbreviation, ThisproductisapolyimidemonomerAnd
aromaticdiaminepolymerizationproductionpolyimidematerials. Ithasexcellentperformancewithhigh
temperatureresistant, goodlowtemperatureymwrthedd, corrosionresistance, radiationresistance, inswleiddio,
impactresistanceandsoon. Canbemadeinstructure, wedi'u lamineiddioBwrdd, ffilmiau, adlynion, ewyn, uchel
temperaturefiber, curingagent, araenu sydd insulationandreinforcedmaterialandsoon. Itiswidelyusedin
hedfan/awyrofod, electroneg/trydanol, adeiladu llongau, Foduro, precisionmachinery, andotherfields.
Storio:Itcanbeplacedindryandventilatedenvironmentforthreeyearsundertheconditionofcomplete
deunydd pacio.
Pacio:2.5kg/bag,25kg/Drum.