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醇酸树脂配方设计工具

Name: Pentaerythritol Weekly Price Dataset · 季戊四醇周度价格数据集
Creator: PentaPrice
License: https://creativecommons.org/licenses/by-nc/4.0/

输入目标油长和产量，自动计算季戊四醇/甘油、苯酐、植物油用量，显示配方构成比例和预估酸值。

输入参数 · Inputs

目标产量Target alkyd batch size

油长Oil length

%中油 · Medium oil

短油 <40% · 中油 40–60% · 长油 >60%植物油种类Vegetable oil type

碘值 130 · 脂肪酸 MW 279 g/mol多元醇种类Polyol type

MW = 136.15 g/mol · OH官能度 = 4苯酐用量比 (PA/多元醇摩尔比)Phthalic anhydride / polyol molar ratio

: 1

PE 纯度PE purity

当前 PE 参考价 (95%，到厂含税)Current PE ref. price (95%, delivered incl. VAT)¥10,000–10,500/吨查看最新行情 →

计算结果 · Results

Week 15, 2026

植物油用量Vegetable oil required

500.0kg

多元醇用量Pentaerythritol, PE required

210.2kg

苯酐用量 (PA)Phthalic anhydride required

289.8kg

脂肪酸当量Equivalent fatty acid (ref.)

477.5kg

预估酸值Estimated acid value

6.3mgKOH/g

OH/COOH 摩尔比OH/COOH molar ratio (>1 = OH excess, lower AV)

1.55×

缩合脱水估算Estimated condensation water expelled

70.5kg

建议原料总投量（含脱水补偿）Recommended total raw material input (incl. water loss)

1,070.5kg

油长确认Oil length confirmation

50.0%

PE 原料成本PE feedstock cost (grade 95% low)

¥2,102

配方构成 · Composition

植物油 50.0%

苯酐 29.0%

多元醇 21.0%

醇酸树脂配方计算为经验估算，实际配方需根据原料性质、工艺条件和目标性能进行实验室优化。
Alkyd formulation results are engineering approximations only. Actual recipes require lab optimization. · 数据来源：PentaPrice