diphthalic anhydride”

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  • Cheapest Factory 4,4-[9H-Fluoren-9-ylidenebis(4,1-phenyleneoxy)]bisbenzenamine - CBDA – Daeyeon

    Cheapest Factory 4,4-[9H-Fluoren-9-ylidenebis(4,1-phenyleneoxy)]bisbenzenamine - CBDA – Daeyeon

    Material information Abbreviation CBDA Chemical name Cyclobutane-1,2,3,4-tetracarboxylic dianhydride CAS NO. 4415-87-6 Structure MF C8H4O6 MW 196.11 Purity 99.0% Apperance white powder Packing 25kg/Drum Stock status in stock, 500kg Melting point >300 °C(lit.) Boiling point 545.3±50.0 °C(Predicted) Application Cyclobutane-1,2,3,4-tetracarboxylic dianhydride and diamine monomer are used for preparation a polyi...
  • 2020 wholesale price Customs Synthesis For Pi Monomer - TFMB / TFDB – Daeyeon

    2020 wholesale price Customs Synthesis For Pi Monomer - TFMB / TFDB – Daeyeon

    Material information Abbreviation TFMB/TFDB Chemical name 2,2′-Bis(trifluoromethyl)- [1,1'-biphenyl]-4,4′-diamine CAS NO. 341-58-2 Structure MF C14H10F6N2 MW 320.23 Purity 99.5% Apperance Snow-white powder Packing As required Stock status in stock,bulk Melting point 183 °C Boiling point 376.9±42.0 °C(Predicted) Application 2,2′-Bis(trifluoromethyl)benzidine is used for producing a high strengt...
  • factory low price [4-(4-aminobenzoyl)oxyphenyl] 4-aminobenzoate - PMA – Daeyeon

    factory low price [4-(4-aminobenzoyl)oxyphenyl] 4-aminobenzoate - PMA – Daeyeon

    Material information Abbreviation PMA Chemical name pyromellitic acid CAS NO. 89-05-4 Structure   MF C10H6O8 MW 254.15 Purity 99% Apperance white or almost white powder Packing 25kg/Drum, 135kg/Drum Stock status in stock, bulk Melting point 281-284.5 °C(lit.) Boiling point 317.36°C (rough estimate) Storage temp. Store below +30°C. Application 1. Pyromellitic acid (PMA) is mainly used as intermediate for po...
  • 2020 Good Quality Aliphatic Polyimide - PIDA – Daeyeon

    2020 Good Quality Aliphatic Polyimide - PIDA – Daeyeon

    Material information Abbreviation PIDA Chemical name N2-(4-Aminophenyl)-2,5-pyridinediamine CAS NO. 116735-74-1 Structure MF: C19H18F6 MW: 360.34 Purity 99.5% Apperance Light-Yellow to Off-White powder Packing As required Stock status in stock, 10~100kg Melting point 76-78°C Boiling point 110-120°C 2mm
  • Best Price for S-A-1 - CBDA – Daeyeon

    Best Price for S-A-1 - CBDA – Daeyeon

    Material information Abbreviation CBDA Chemical name Cyclobutane-1,2,3,4-tetracarboxylic dianhydride CAS NO. 4415-87-6 Structure MF C8H4O6 MW 196.11 Purity 99.0% Apperance white powder Packing 25kg/Drum Stock status in stock, 500kg Melting point >300 °C(lit.) Boiling point 545.3±50.0 °C(Predicted) Application Cyclobutane-1,2,3,4-tetracarboxylic dianhydride and diamine monomer are used for preparation a polyi...
  • Factory made hot-sale 2,3,3,4-Biphenyl tetracarboxylic dianhydride - 3,3′-BASP / M-BAPS – Daeyeon

    Factory made hot-sale 2,3,3,4-Biphenyl tetracarboxylic dianhydride - 3,3′-BASP / M-BAPS – Daeyeon

    Material information Abbreviation 3,3′-BASP/BAPS-M Chemical name Bis[4-(3-aminophenoxy)phenyl]sulfone CAS NO. 30203-11-3 Structure MF C24H20N2O4S MW 432.49 Purity 99.0% Apperance Light yellow to off white powder Packing As required Stock status in stock, 10~100kg Melting point 132-135 °C Boiling point 648.7±50.0 °C(Predicted) Chemical Properties beige to brown powder
  • Well-designed NTDA - DEDC / ODBC – Daeyeon

    Well-designed NTDA - DEDC / ODBC – Daeyeon

    Material information Abbreviation DEDC/ODBC Chemical name 4,4′-Oxybisbenzoyl chloride CAS NO. 7158-32-9 Structure   MF: C14H8Cl2O3 MW: 295.12 Purity 99.50% Apperance White powder Packing As required Stock status in stock,<100kg Melting point 22-23℃ Boiling point 404℃
  • Factory wholesale 6FXY - 17200-77-0 – Daeyeon

    Factory wholesale 6FXY - 17200-77-0 – Daeyeon

    Material information Abbreviation   Chemical name 4-[2-(4-Aminophenyl)-[1,3]oxazolo[4,5-f][1,3]benzoxazol-6-yl]aniline CAS NO. 17200-77-0 Structure MF C20H14N4O2 MW 342.35076 Purity 99.1%Min(HPLC) Apperance light yellow powder Packing as required Stock status order made Melting point   Boiling point   Application  
  • Factory Free sample 6-FODA - 3102-87-2 – Daeyeon

    Factory Free sample 6-FODA - 3102-87-2 – Daeyeon

    Material information Abbreviation   Chemical name 2,3,5,6-Tetramethylbenzene-1,4-diamine CAS NO. 3102-87-2 Structure MF C10H16N2 MW 164.25 Purity >98% (GC) Apperance light yellow powder Packing as required Stock status order made Melting point 150-155 °C Boiling point 281.73°C Application  
  • Good Quality 2.4,4-Methylenebis(2-methylcyclohexylamine) - ODPA – Daeyeon

    Good Quality 2.4,4-Methylenebis(2-methylcyclohexylamine) - ODPA – Daeyeon

    Material information Abbreviation ODPA Chemical name 4,4′-Oxydiphthalic anhydride CAS NO. 1823-59-2 Structure MF C16H6O7 MW 310.21 Purity 99.5% Apperance Off-white to white powder Packing 25kg/Drum Stock status in stock,<5MT Melting point 225-229 °C(lit.) Boiling point 410.39°C (rough estimate) Application 1. Used in composite materials, foams, adhesives, molded parts, films, etc. 2. Used for manufactu...
  • New Delivery for 5-Amino-2-(4-aminophenyl)-benzimidazole - BPADA – Daeyeon

    New Delivery for 5-Amino-2-(4-aminophenyl)-benzimidazole - BPADA – Daeyeon

    Material information Abbreviation BPADA Chemical name 4,4′-(4,4′-Isopropylidenediphenoxy)bis-(phthalic anhydride) CAS NO. 38103-06-9 Structure MF C31H20O8 MW 520.49 Purity 99.0% Apperance Off-white to white powder Packing As required Stock  status in stock, 100kg~1mt Melting point 184-187 °C(lit.) Boiling point 712.3±60.0 °C(Predicted) Application The main raw material for the production of polyimid...
  • Ordinary Discount Bis[4-(3-aminophenoxy)phenyl]sulfone - 28055-83-6 – Daeyeon

    Ordinary Discount Bis[4-(3-aminophenoxy)phenyl]sulfone - 28055-83-6 – Daeyeon

    Material information Abbreviation 28055-83-6 Chemical name 3,5-Diamino-N-(4-aminophenyl)benzamide CAS NO. 28055-83-6 Structure MF C13H14N4O MW 242.27646 Purity 99% Apperance off-white powder Packing as required Stock status Capa: 10kg/month Melting point   Boiling point   Application  
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