高度PVB树脂 指标 挥发份含量 不挥发份含量 醇 缩丁醛基 基 羟基含量 10%粘度 酸值 单位 Wt-% Wt-% Wt-% Wt-% Wt-% mpa.s MgKOH/g SDL-28B ≤2.0 ≥98.0 76-85 ≤3.0 12-17 9-14 ≤0.5 SDL-18B ≤2.0 ≥98.0 76-85 ≤3.0 14-20 ≤0.5 SDL-08B ≤2.0 ≥98.0 76-85 ≤3.0 12-17 20-30 ≤0.5 SDL-04B ≤2.0 ≥98.0 76-85 ≤3.0 12-17 30-35 ≤0.5 SDL-05B ≤2.0 ≥98.0 76-85 ≤3.0 12-17 35-60 ≤0.5 SDL-06B ≤2.0 ≥98.0 76-85 ≤3.0 12-17 80-110 ≤0.5 SDM-01 ≤2.0 ≥98.0 76-85 ≤3.0 12-17 160-260 ≤0.5 SD-98 ≤2.0 ≥98.0 76-85 ≤3.0 12-17 50-80 ≤0.05 SD-76 ≤2.0 ≥98.0 76-85 ≤3.0 12-17 160-260 ≤0.05 SD-75C ≤2.0 ≥98.0 76-85 ≤3.0 12-17 850-1200 ≤0.03 SD-75A ≤2.0 ≥98.0 76-85 ≤3.0 12-17 1200-1500 ≤0.03 ?