388572

Poly(3,3′-diaminobenzophenone-co-3,3′,4,4′-benzophenonetetracarboxylic dianhydride)

• Synonym(s): LARC-TPI
• CAS Number: 51518-44-6
• UNSPSC Code: 12352005
• PubChem Substance ID: 329755793

Properties

• form: powder
• dielectric constant: 3.3, 1 MHz
• mp: >500 °C (lit.)
• transition temp: T_g 245 °C; T_m 276 °C (DSC, 20°C/min)
• InChI: 1S/C17H8N2O5.C13H12N2O/c20-13(7-1-3-9-11(5-7)16(23)18-14(9)21)8-2-4-10-12(6-8)17(24)19-15(10)22;14-11-5-1-3-9(7-11)13(16)10-4-2-6-12(15)8-10/h1-6H,(H,18,21,23)(H,19,22,24);1-8H,14-15H2
• InChI key: CLNYWOAUAVHHOL-UHFFFAOYSA-N

Description

Application

Adhesive for wide area bonding of metals, ceramics and polyimide films. Molding powder, varnish component and glass fiber cloth prepreg.

Features and Benefits

Can be imidized at a low temperature and processed as a thermoplastic. High chemical resistance to almost all chemicals and organic solvents. Highly thermo-oxidative and chemically stable polyimide developed by NASA. No weight loss up to 400°C

Physical form

Crystalline (30%) linear polyimide powder.

Safety Information

• Storage Class: 11 - Combustible Solids
• wgk_germany: WGK 3
• flash_point_f: Not applicable
• flash_point_c: Not applicable
• ppe: Eyeshields, Gloves, type N95 (US)