著色劑：著色劑是使塑料具有各種顏色，包括有機染料和無機染料。
Colorant: colorants is make plastic has all sorts of color, including organic dye and inorganic dyes.
潤滑劑：潤滑劑用于塑料加工成形時防止粘住模具，并使塑料表面光滑美觀，常用的是硬脂酸、石蠟等。
Lubricants, lubricants to prevent sticking plastic processing forming mould, and make the plastic surface is smooth and beautiful, commonly used is stearic acid, paraffin wax, etc.
穩(wěn)定劑：穩(wěn)定劑是為了防止合成樹脂被光和熱作用而分解、破壞，常用的是硬脂酸鹽、硫醇甲基錫等。硬脂酸鹽中的鉛遇到酸性或油脂會融出到食物中。
Stabilizer: stabilizers is to prevent synthetic resin destroyed by heat and light effect and decomposition, and commonly used is stearic acid salt, mercaptan methyl tin, etc. Of lead stearate in acidic or grease can RongChu into the food.
填充劑：填充劑的作用是提高塑料的強度和耐熱性，并降低成本。常用的有白炭黑、滑石粉等等。
The effect of filling agent, filling agent is to improve the strength of the plastic and heat resistance, and reduce the cost. Commonly used with silica, talcum powder and so on.
