乙烯-醋酸乙烯共聚物

质量标准: 醋酸乙烯 12 wt. %, 熔融指数8 g/10 min (190°C/2.16kg) : Appearance Colorless Beads Infrared spectrum Conforms to Structure Vinyl Acetate 11.0 - 13.0 % Melt Index: g/10 minutes 7.0 - 9.0 (190°C/2.16kg) Antioxidant, BHT 400 - 1200 ppm hardness 43 (Shore D, ASTM D 2240) mp 95 °C transition temp softening point 65 °C (Vicat, ASTM D 1525) density 0.933 g/mL at 25 °C 醋酸乙烯 18 wt. %, 熔融指数8 g/10 min (190°C/2.16kg) : appearance colorless beads raman spectrum conforms to structure. miscellaneous assays melt index: 8 g/10 minutes (190°C/2.16kg) vinyl acetate: 18.0% * contains 200-900 ppm BHT as inhibitor hardness 38 (Shore D, ASTM D 2240) mp 87 °C transition temp softening point 61 °C (Vicat, ASTM D 1525) density 0.94 g/mL at 25 °C 醋酸乙烯 25 wt. %, 熔融指数19 g/10 min (190°C/2.16kg) : Appearance (Color) Colorless Appearance (Form) Beads Infrared spectrum Conforms to Structure Proton NMR spectra Conforms to Structure Melt Index (g/10 minutes) 16.0 - 22.0(19) (190°C/2.16 kg) Vinyl Acetate 24.0 - 26.0 % contains 200-900 ppm BHT as inhibitor composition vinyl acetate, 25 wt. % hardness 28 (Shore D, ASTM D 2240) mp 75 °C transition temp softening point 46 °C (Vicat, ASTM D 1525) density 0.948 g/mL at 25 °C 醋酸乙烯 32 wt. %, 熔融指数43 g/10 min (190°C/2.16kg) : appearance transparent colorless beads or pellets infrared spectrum conforms to structure. raman spectrum conforms to structure. miscellaneous assays melt index: 43 g/10 minutes (190°C/2.16 kg) vinyl acetate: 32% Hardness,Shore A--2 Durometer,10 sec 65 Softening Point Ring &Ball,°C (°F) 110(230) 醋酸乙烯 40 wt. %, 熔融指数52 g/10 min (190°C/2.16kg) : Appearance Colorless Beads Infrared spectrum Conforms to Structure composition vinyl acetate, 40 wt. % Antioxidant 190 - 910 ppm melt index 52 g/10 min (190°C/2.16kg) hardness 40 (Shore A-2, ASTM D 2240) Softening Point Ring & Ball,°C (°F) 104 (220) transition temp Tg −40-−30 °C Tm 110-120 °C solubility toluene, THF, and MEK: soluble contains 200-800 ppm BHT