418870

Poly(acrylonitrile-co-butadiene), dicarboxy terminated

average M_n ~3,800, acrylonitrile 8-12 wt. %

• Fórmula lineal: HO₂C[CH₂CH(CN)]_x(CH₂CH=CHCH₂)_yCO₂H
• Número de CAS: 68891-46-3
• MDL number: MFCD06591088
• UNSPSC Code: 12162002
• NACRES: NA.23

Propiedades

• form: viscous liquid
• Quality Level: 100
• specific activity: 1.9 carboxyl groups per molecule
• mol wt: average M_n ~3,800
• composition: acrylonitrile, 8-12 wt. %
• refractive index: n20/D 1.515 (lit.)
• viscosity: 600 poise(27 °C, Brookfield)(lit.)
• acid number: 28
• transition temp: T_g −66 °C (DSC)
• density: 0.924 g/mL at 25 °C
• InChI: 1S/C4H6.C3H3N/c1-3-4-2;1-2-3-4/h3-4H,1-2H2;2H,1H2
• InChI key: NTXGQCSETZTARF-UHFFFAOYSA-N

Descripción

Application

Component of epoxy-based adhesives, composites and coatings. Intermediate in corrosion-resistant vinyl esters, acrylated epoxies used in radiation curing and photopolymer printing plates.

Features and Benefits

Enhances impact strength, thermal shock, peel strength and crack resistance of epoxy compositions.

Información de seguridad

• Storage Class: 10 - Combustible liquids
• wgk_germany: WGK 3
• flash_point_f: 235.4 °F - closed cup
• flash_point_c: 113 °C - closed cup