油度（oil length）指油漆中油与树脂的比例。对于油性树脂漆来说，油度以每1重量份硬树脂中所含油的重量份数来表示，但美国以100磅硬树脂中所含油的加仑数来表示。
进而整理出一组随油度改变的醇酸树脂的三维溶度参数的方程序，推算结果与实际相符。
Equations of three dimension solubility parameter of alkyd resin calculated from its oil length are derived. The calculated results are close to the practical value.
介绍了短油度自催化高活性醇酸树脂的合成工艺和由它制备的低温快干氨基磁漆的性能。
Synthesis process of self-catalyzed short-oil alkyd resin with high activity and the performance of low temperature-cured quick-dried amino enamel formulated from alkyd resin are introduced.
介绍了非食用菜子油制备短油度醇酸树脂的配方、生产工艺，以及其各色外用硝基漆的配制和性能测试结果。
The formulation and production process of rapeseed oil modified alkyd were dis - cussed and the formulation of various color exterior nitrocellulose lacquers and film properties were listed.
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